1492 lines
51 KiB
Java
1492 lines
51 KiB
Java
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/*
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* Copyright 2006 The Closure Compiler Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.javascript.jscomp;
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import static com.google.javascript.jscomp.CollapseProperties.UNSAFE_THIS;
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import com.google.javascript.rhino.Node;
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/**
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* Tests for {@link CollapseProperties}.
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*
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*/
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public class CollapsePropertiesTest extends CompilerTestCase {
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private static String EXTERNS =
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"var window; function alert(s) {} function parseInt(s) {}" +
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"/** @constructor */ function String() {}";
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private boolean collapsePropertiesOnExternTypes = false;
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public CollapsePropertiesTest() {
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super(EXTERNS);
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}
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@Override public CompilerPass getProcessor(Compiler compiler) {
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return new CollapseProperties(
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compiler, collapsePropertiesOnExternTypes, true);
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}
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@Override
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public void setUp() {
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enableLineNumberCheck(true);
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enableNormalize(true);
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}
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@Override public int getNumRepetitions() {
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return 1;
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}
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public void testCollapse() {
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test("var a = {}; a.b = {}; var c = a.b;",
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"var a$b = {}; var c = a$b");
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}
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public void testMultiLevelCollapse() {
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test("var a = {}; a.b = {}; a.b.c = {}; var d = a.b.c;",
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"var a$b$c = {}; var d = a$b$c;");
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}
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public void testDecrement() {
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test("var a = {}; a.b = 5; a.b--; a.b = 5",
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"var a$b = 5; a$b--; a$b = 5");
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}
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public void testIncrement() {
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test("var a = {}; a.b = 5; a.b++; a.b = 5",
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"var a$b = 5; a$b++; a$b = 5");
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}
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public void testObjLitDeclaration() {
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test("var a = {b: {}, c: {}}; var d = a.b; var e = a.c",
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"var a$b = {}; var a$c = {}; var d = a$b; var e = a$c");
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}
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public void testObjLitDeclarationWithGet1() {
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testSame("var a = {get b(){}};");
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}
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public void testObjLitDeclarationWithGet2() {
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test("var a = {b: {}, get c(){}}; var d = a.b; var e = a.c",
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"var a$b = {};var a = {get c(){}};var d = a$b; var e = a.c");
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}
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public void testObjLitDeclarationWithGet3() {
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test("var a = {b: {get c() { return 3; }}};",
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"var a$b = {get c() { return 3; }};");
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}
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public void testObjLitDeclarationWithSet1() {
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testSame("var a = {set b(a){}};");
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}
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public void testObjLitDeclarationWithSet2() {
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test("var a = {b: {}, set c(a){}}; var d = a.b; var e = a.c",
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"var a$b = {};var a = {set c(a){}};var d = a$b; var e = a.c");
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}
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public void testObjLitDeclarationWithSet3() {
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test("var a = {b: {set c(d) {}}};",
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"var a$b = {set c(d) {}};");
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}
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public void testObjLitDeclarationWithGetAndSet1() {
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test("var a = {b: {get c() { return 3; },set c(d) {}}};",
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"var a$b = {get c() { return 3; },set c(d) {}};");
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}
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public void testObjLitDeclarationWithDuplicateKeys() {
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test("var a = {b: 0, b: 1}; var c = a.b;",
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"var a$b = 0; var a$b = 1; var c = a$b;",
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SyntacticScopeCreator.VAR_MULTIPLY_DECLARED_ERROR);
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}
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public void testObjLitAssignmentDepth1() {
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test("var a = {b: {}, c: {}}; var d = a.b; var e = a.c",
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"var a$b = {}; var a$c = {}; var d = a$b; var e = a$c");
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}
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public void testObjLitAssignmentDepth2() {
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test("var a = {}; a.b = {c: {}, d: {}}; var e = a.b.c; var f = a.b.d",
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"var a$b$c = {}; var a$b$d = {}; var e = a$b$c; var f = a$b$d");
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}
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public void testObjLitAssignmentDepth3() {
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test("var a = {}; a.b = {}; a.b.c = {d: 1, e: 2}; var f = a.b.c.d",
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"var a$b$c$d = 1; var a$b$c$e = 2; var f = a$b$c$d");
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}
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public void testObjLitAssignmentDepth4() {
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test("var a = {}; a.b = {}; a.b.c = {}; a.b.c.d = {e: 1, f: 2}; " +
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"var g = a.b.c.d.e",
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"var a$b$c$d$e = 1; var a$b$c$d$f = 2; var g = a$b$c$d$e");
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}
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public void testGlobalObjectDeclaredToPreserveItsPreviousValue1() {
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test("var a = a ? a : {}; a.c = 1;",
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"var a = a ? a : {}; var a$c = 1;");
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}
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public void testGlobalObjectDeclaredToPreserveItsPreviousValue2() {
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test("var a = a || {}; a.c = 1;",
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"var a = a || {}; var a$c = 1;");
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}
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public void testGlobalObjectDeclaredToPreserveItsPreviousValue3() {
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test("var a = a || {get b() {}}; a.c = 1;",
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"var a = a || {get b() {}}; var a$c = 1;");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_1() {
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test("var a = {b: 0}; a.c = 1; if (a) x();",
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"var a$b = 0; var a = {}; var a$c = 1; if (a) x();");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_2() {
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test("var a = {b: 0}; a.c = 1; if (!(a && a.c)) x();",
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"var a$b = 0; var a = {}; var a$c = 1; if (!(a && a$c)) x();");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_3() {
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test("var a = {b: 0}; a.c = 1; while (a || a.c) x();",
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"var a$b = 0; var a = {}; var a$c = 1; while (a || a$c) x();");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_4() {
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testSame("var a = {}; a.c = 1; var d = a || {}; a.c;");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_5() {
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testSame("var a = {}; a.c = 1; var d = a.c || a; a.c;");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth1_6() {
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test("var a = {b: 0}; a.c = 1; var d = !(a.c || a); a.c;",
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"var a$b = 0; var a = {}; var a$c = 1; var d = !(a$c || a); a$c;");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth2() {
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test("var a = {b: {}}; a.b.c = 1; if (a.b) x(a.b.c);",
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"var a$b = {}; var a$b$c = 1; if (a$b) x(a$b$c);");
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}
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public void testGlobalObjectNameInBooleanExpressionDepth3() {
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// TODO(user): Make CollapseProperties even more aggressive so that
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// a$b.z gets collapsed. Right now, it doesn't get collapsed because the
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// expression (a.b && a.b.c) could return a.b. But since it returns a.b iff
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// a.b *is* safely collapsible, the Boolean logic should be smart enough to
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// only consider the right side of the && as aliasing.
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test("var a = {}; a.b = {}; /** @constructor */ a.b.c = function(){};" +
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" a.b.z = 1; var d = a.b && a.b.c;",
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"var a$b = {}; var a$b$c = function(){};" +
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" a$b.z = 1; var d = a$b && a$b$c;", null,
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CollapseProperties.UNSAFE_NAMESPACE_WARNING);
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}
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public void testGlobalFunctionNameInBooleanExpressionDepth1() {
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test("function a() {} a.c = 1; if (a) x(a.c);",
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"function a() {} var a$c = 1; if (a) x(a$c);");
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}
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public void testGlobalFunctionNameInBooleanExpressionDepth2() {
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test("var a = {b: function(){}}; a.b.c = 1; if (a.b) x(a.b.c);",
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"var a$b = function(){}; var a$b$c = 1; if (a$b) x(a$b$c);");
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}
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public void testAliasCreatedForObjectDepth1_1() {
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// An object's properties are not collapsed if the object is referenced
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// in a such a way that an alias is created for it.
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testSame("var a = {b: 0}; var c = a; c.b = 1; a.b == c.b;");
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}
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public void testAliasCreatedForObjectDepth1_2() {
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testSame("var a = {b: 0}; f(a); a.b;");
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}
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public void testAliasCreatedForObjectDepth1_3() {
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testSame("var a = {b: 0}; new f(a); a.b;");
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}
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public void testAliasCreatedForObjectDepth2_1() {
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test("var a = {}; a.b = {c: 0}; var d = a.b; a.b.c == d.c;",
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"var a$b = {c: 0}; var d = a$b; a$b.c == d.c;");
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}
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public void testAliasCreatedForObjectDepth2_2() {
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test("var a = {}; a.b = {c: 0}; for (var p in a.b) { e(a.b[p]); }",
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"var a$b = {c: 0}; for (var p in a$b) { e(a$b[p]); }");
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}
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public void testAliasCreatedForEnumDepth1_1() {
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// An enum's values are always collapsed, even if the enum object is
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// referenced in a such a way that an alias is created for it.
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test("/** @enum */ var a = {b: 0}; var c = a; c.b = 1; a.b != c.b;",
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"var a$b = 0; var a = {b: a$b}; var c = a; c.b = 1; a$b != c.b;");
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}
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public void testAliasCreatedForEnumDepth1_2() {
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test("/** @enum */ var a = {b: 0}; f(a); a.b;",
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"var a$b = 0; var a = {b: a$b}; f(a); a$b;");
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}
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public void testAliasCreatedForEnumDepth1_3() {
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test("/** @enum */ var a = {b: 0}; new f(a); a.b;",
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"var a$b = 0; var a = {b: a$b}; new f(a); a$b;");
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}
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public void testAliasCreatedForEnumDepth1_4() {
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test("/** @enum */ var a = {b: 0}; for (var p in a) { f(a[p]); }",
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"var a$b = 0; var a = {b: a$b}; for (var p in a) { f(a[p]); }");
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}
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public void testAliasCreatedForEnumDepth2_1() {
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test("var a = {}; /** @enum */ a.b = {c: 0};" +
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"var d = a.b; d.c = 1; a.b.c != d.c;",
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"var a$b$c = 0; var a$b = {c: a$b$c};" +
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"var d = a$b; d.c = 1; a$b$c != d.c;");
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}
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public void testAliasCreatedForEnumDepth2_2() {
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test("var a = {}; /** @enum */ a.b = {c: 0};" +
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"for (var p in a.b) { f(a.b[p]); }",
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"var a$b$c = 0; var a$b = {c: a$b$c};" +
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"for (var p in a$b) { f(a$b[p]); }");
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}
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public void testAliasCreatedForEnumDepth2_3() {
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test("var a = {}; var d = a; /** @enum */ a.b = {c: 0};" +
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"for (var p in a.b) { f(a.b[p]); }",
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"var a = {}; var d = a; var a$b$c = 0; var a$b = {c: a$b$c};" +
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"for (var p in a$b) { f(a$b[p]); }",
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null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
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}
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public void testAliasCreatedForEnumOfObjects() {
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test("var a = {}; " +
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"/** @enum {Object} */ a.b = {c: {d: 1}}; a.b.c;" +
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"searchEnum(a.b);",
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"var a$b$c = {d: 1};var a$b = {c: a$b$c}; a$b$c; " +
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"searchEnum(a$b)");
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}
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public void testAliasCreatedForEnumOfObjects2() {
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test("var a = {}; " +
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"/** @enum {Object} */ a.b = {c: {d: 1}}; a.b.c.d;" +
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"searchEnum(a.b);",
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"var a$b$c = {d: 1};var a$b = {c: a$b$c}; a$b$c.d; " +
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"searchEnum(a$b)");
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}
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public void testAliasCreatedForPropertyOfEnumOfObjects() {
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test("var a = {}; " +
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"/** @enum {Object} */ a.b = {c: {d: 1}}; a.b.c;" +
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"searchEnum(a.b.c);",
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"var a$b$c = {d: 1}; a$b$c; searchEnum(a$b$c);");
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}
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public void testAliasCreatedForPropertyOfEnumOfObjects2() {
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test("var a = {}; " +
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"/** @enum {Object} */ a.b = {c: {d: 1}}; a.b.c.d;" +
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"searchEnum(a.b.c);",
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"var a$b$c = {d: 1}; a$b$c.d; searchEnum(a$b$c);");
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}
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public void testMisusedEnumTag() {
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testSame("var a = {}; var d = a; a.b = function() {};" +
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"/** @enum */ a.b.c = 0; a.b.c;");
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}
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public void testMisusedConstructorTag() {
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||
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testSame("var a = {}; var d = a; a.b = function() {};" +
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||
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"/** @constructor */ a.b.c = 0; a.b.c;");
|
||
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}
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public void testAliasCreatedForFunctionDepth1_1() {
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|
|
testSame("var a = function(){}; a.b = 1; var c = a; c.b = 2; a.b != c.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForCtorDepth1_1() {
|
||
|
|
// A constructor's properties *are* collapsed even if the function is
|
||
|
|
// referenced in a such a way that an alias is created for it,
|
||
|
|
// since a function with custom properties is considered a class and its
|
||
|
|
// non-prototype properties are considered static methods and variables.
|
||
|
|
// People don't typically iterate through static members of a class or
|
||
|
|
// refer to them using an alias for the class name.
|
||
|
|
test("/** @constructor */ var a = function(){}; a.b = 1; " +
|
||
|
|
"var c = a; c.b = 2; a.b != c.b;",
|
||
|
|
"var a = function(){}; var a$b = 1; var c = a; c.b = 2; a$b != c.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForFunctionDepth1_2() {
|
||
|
|
testSame("var a = function(){}; a.b = 1; f(a); a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForCtorDepth1_2() {
|
||
|
|
test("/** @constructor */ var a = function(){}; a.b = 1; f(a); a.b;",
|
||
|
|
"var a = function(){}; var a$b = 1; f(a); a$b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForFunctionDepth1_3() {
|
||
|
|
testSame("var a = function(){}; a.b = 1; new f(a); a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForCtorDepth1_3() {
|
||
|
|
test("/** @constructor */ var a = function(){}; a.b = 1; new f(a); a.b;",
|
||
|
|
"var a = function(){}; var a$b = 1; new f(a); a$b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForFunctionDepth2() {
|
||
|
|
test(
|
||
|
|
"var a = {}; a.b = function() {}; a.b.c = 1; var d = a.b;" +
|
||
|
|
"a.b.c != d.c;",
|
||
|
|
"var a$b = function() {}; a$b.c = 1; var d = a$b;" +
|
||
|
|
"a$b.c != d.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForCtorDepth2() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function() {}; " +
|
||
|
|
"a.b.c = 1; var d = a.b;" +
|
||
|
|
"a.b.c != d.c;",
|
||
|
|
"var a$b = function() {}; var a$b$c = 1; var d = a$b;" +
|
||
|
|
"a$b$c != d.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth1_1() {
|
||
|
|
// A class's name is always collapsed, even if one of its prefixes is
|
||
|
|
// referenced in a such a way that an alias is created for it.
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function(){};" +
|
||
|
|
"var c = a; c.b = 0; a.b != c.b;",
|
||
|
|
"var a = {}; var a$b = function(){};" +
|
||
|
|
"var c = a; c.b = 0; a$b != c.b;", null,
|
||
|
|
CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth1_2() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function(){}; f(a); a.b;",
|
||
|
|
"var a = {}; var a$b = function(){}; f(a); a$b;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth1_3() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function(){}; new f(a); a.b;",
|
||
|
|
"var a = {}; var a$b = function(){}; new f(a); a$b;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth2_1() {
|
||
|
|
test("var a = {}; a.b = {}; /** @constructor */ a.b.c = function(){};" +
|
||
|
|
"var d = a.b; a.b.c != d.c;",
|
||
|
|
"var a$b = {}; var a$b$c = function(){};" +
|
||
|
|
"var d = a$b; a$b$c != d.c;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth2_2() {
|
||
|
|
test("var a = {}; a.b = {}; /** @constructor */ a.b.c = function(){};" +
|
||
|
|
"f(a.b); a.b.c;",
|
||
|
|
"var a$b = {}; var a$b$c = function(){}; f(a$b); a$b$c;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassDepth2_3() {
|
||
|
|
test("var a = {}; a.b = {}; /** @constructor */ a.b.c = function(){};" +
|
||
|
|
"new f(a.b); a.b.c;",
|
||
|
|
"var a$b = {}; var a$b$c = function(){}; new f(a$b); a$b$c;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasCreatedForClassProperty() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function(){};" +
|
||
|
|
"a.b.c = {d: 3}; new f(a.b.c); a.b.c.d;",
|
||
|
|
"var a$b = function(){}; var a$b$c = {d:3}; new f(a$b$c); a$b$c.d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNestedObjLit() {
|
||
|
|
test("var a = {}; a.b = {f: 0, c: {d: 1}}; var e = a.b.c.d",
|
||
|
|
"var a$b$f = 0; var a$b$c$d = 1; var e = a$b$c$d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitDeclarationUsedInSameVarList() {
|
||
|
|
// The collapsed properties must defined in the same place in the var list
|
||
|
|
// where they were originally defined (and not, for example, at the end).
|
||
|
|
test("var a = {b: {}, c: {}}; var d = a.b; var e = a.c;",
|
||
|
|
"var a$b = {}; var a$c = {}; var d = a$b; var e = a$c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropGetInsideAnObjLit() {
|
||
|
|
test("var x = {}; x.y = 1; var a = {}; a.b = {c: x.y}",
|
||
|
|
"var x$y = 1; var a$b$c = x$y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitWithQuotedKeyThatDoesNotGetRead() {
|
||
|
|
test("var a = {}; a.b = {c: 0, 'd': 1}; var e = a.b.c;",
|
||
|
|
"var a$b$c = 0; var a$b$d = 1; var e = a$b$c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitWithQuotedKeyThatGetsRead() {
|
||
|
|
test("var a = {}; a.b = {c: 0, 'd': 1}; var e = a.b['d'];",
|
||
|
|
"var a$b = {c: 0, 'd': 1}; var e = a$b['d'];");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionWithQuotedPropertyThatDoesNotGetRead() {
|
||
|
|
test("var a = {}; a.b = function() {}; a.b['d'] = 1;",
|
||
|
|
"var a$b = function() {}; a$b['d'] = 1;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionWithQuotedPropertyThatGetsRead() {
|
||
|
|
test("var a = {}; a.b = function() {}; a.b['d'] = 1; f(a.b['d']);",
|
||
|
|
"var a$b = function() {}; a$b['d'] = 1; f(a$b['d']);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitAssignedToMultipleNames1() {
|
||
|
|
// An object literal that's assigned to multiple names isn't collapsed.
|
||
|
|
testSame("var a = b = {c: 0, d: 1}; var e = a.c; var f = b.d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitAssignedToMultipleNames2() {
|
||
|
|
testSame("a = b = {c: 0, d: 1}; var e = a.c; var f = b.d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitRedefinedInGlobalScope() {
|
||
|
|
testSame("a = {b: 0}; a = {c: 1}; var d = a.b; var e = a.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitRedefinedInLocalScope() {
|
||
|
|
test("var a = {}; a.b = {c: 0}; function d() { a.b = {c: 1}; } e(a.b.c);",
|
||
|
|
"var a$b = {c: 0}; function d() { a$b = {c: 1}; } e(a$b.c);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitAssignedInTernaryExpression1() {
|
||
|
|
testSame("a = x ? {b: 0} : d; var c = a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitAssignedInTernaryExpression2() {
|
||
|
|
testSame("a = x ? {b: 0} : {b: 1}; var c = a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalVarSetToObjLitConditionally1() {
|
||
|
|
testSame("var a; if (x) a = {b: 0}; var c = x ? a.b : 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalVarSetToObjLitConditionally1b() {
|
||
|
|
test("if (x) var a = {b: 0}; var c = x ? a.b : 0;",
|
||
|
|
"if (x) var a$b = 0; var c = x ? a$b : 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalVarSetToObjLitConditionally2() {
|
||
|
|
test("if (x) var a = {b: 0}; var c = a.b; var d = a.c;",
|
||
|
|
"if (x){ var a$b = 0; var a = {}; }var c = a$b; var d = a.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalVarSetToObjLitConditionally3() {
|
||
|
|
testSame("var a; if (x) a = {b: 0}; else a = {b: 1}; var c = a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjectPropertySetToObjLitConditionally() {
|
||
|
|
test("var a = {}; if (x) a.b = {c: 0}; var d = a.b ? a.b.c : 0;",
|
||
|
|
"if (x){ var a$b$c = 0; var a$b = {} } var d = a$b ? a$b$c : 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionPropertySetToObjLitConditionally() {
|
||
|
|
test("function a() {} if (x) a.b = {c: 0}; var d = a.b ? a.b.c : 0;",
|
||
|
|
"function a() {} if (x){ var a$b$c = 0; var a$b = {} }" +
|
||
|
|
"var d = a$b ? a$b$c : 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPrototypePropertySetToAnObjectLiteral() {
|
||
|
|
test("var a = {b: function(){}}; a.b.prototype.c = {d: 0};",
|
||
|
|
"var a$b = function(){}; a$b.prototype.c = {d: 0};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjectPropertyResetInLocalScope() {
|
||
|
|
test("var z = {}; z.a = 0; function f() {z.a = 5; return z.a}",
|
||
|
|
"var z$a = 0; function f() {z$a = 5; return z$a}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionPropertyResetInLocalScope() {
|
||
|
|
test("function z() {} z.a = 0; function f() {z.a = 5; return z.a}",
|
||
|
|
"function z() {} var z$a = 0; function f() {z$a = 5; return z$a}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNamespaceResetInGlobalScope1() {
|
||
|
|
test("var a = {}; /** @constructor */a.b = function() {}; a = {};",
|
||
|
|
"var a = {}; var a$b = function() {}; a = {};",
|
||
|
|
null, CollapseProperties.NAMESPACE_REDEFINED_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNamespaceResetInGlobalScope2() {
|
||
|
|
test("var a = {}; a = {}; /** @constructor */a.b = function() {};",
|
||
|
|
"var a = {}; a = {}; var a$b = function() {};",
|
||
|
|
null, CollapseProperties.NAMESPACE_REDEFINED_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNamespaceResetInLocalScope1() {
|
||
|
|
test("var a = {}; /** @constructor */a.b = function() {};" +
|
||
|
|
" function f() { a = {}; }",
|
||
|
|
"var a = {};var a$b = function() {};" +
|
||
|
|
" function f() { a = {}; }",
|
||
|
|
null, CollapseProperties.NAMESPACE_REDEFINED_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNamespaceResetInLocalScope2() {
|
||
|
|
test("var a = {}; function f() { a = {}; }" +
|
||
|
|
" /** @constructor */a.b = function() {};",
|
||
|
|
"var a = {}; function f() { a = {}; }" +
|
||
|
|
" var a$b = function() {};",
|
||
|
|
null, CollapseProperties.NAMESPACE_REDEFINED_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNamespaceDefinedInLocalScope() {
|
||
|
|
test("var a = {}; (function() { a.b = {}; })();" +
|
||
|
|
" /** @constructor */a.b.c = function() {};",
|
||
|
|
"var a$b; (function() { a$b = {}; })(); var a$b$c = function() {};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToObjectInLocalScopeDepth1() {
|
||
|
|
test("var a = {b: 0}; function f() { a.c = 5; return a.c; }",
|
||
|
|
"var a$b = 0; var a$c; function f() { a$c = 5; return a$c; }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToObjectInLocalScopeDepth2() {
|
||
|
|
test("var a = {}; a.b = {}; (function() {a.b.c = 0;})(); x = a.b.c;",
|
||
|
|
"var a$b$c; (function() {a$b$c = 0;})(); x = a$b$c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToFunctionInLocalScopeDepth1() {
|
||
|
|
test("function a() {} function f() { a.c = 5; return a.c; }",
|
||
|
|
"function a() {} var a$c; function f() { a$c = 5; return a$c; }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToFunctionInLocalScopeDepth2() {
|
||
|
|
test("var a = {}; a.b = function() {}; function f() {a.b.c = 0;}",
|
||
|
|
"var a$b = function() {}; var a$b$c; function f() {a$b$c = 0;}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleObjectInLocalScopeDepth1() {
|
||
|
|
testSame("var a = {}; var c = a; (function() {a.b = 0;})(); a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleFunctionInLocalScopeDepth1() {
|
||
|
|
testSame("function a() {} var c = a; (function() {a.b = 0;})(); a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleNamedCtorInLocalScopeDepth1() {
|
||
|
|
testSame(
|
||
|
|
"/** @constructor */ function a() {} var a$b; var c = a; " +
|
||
|
|
"(function() {a$b = 0;})(); a$b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleCtorInLocalScopeDepth1() {
|
||
|
|
test("/** @constructor */ var a = function() {}; var c = a; " +
|
||
|
|
"(function() {a.b = 0;})(); a.b;",
|
||
|
|
"var a = function() {}; var a$b; " +
|
||
|
|
"var c = a; (function() {a$b = 0;})(); a$b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleObjectInLocalScopeDepth2() {
|
||
|
|
test("var a = {}; a.b = {}; var d = a.b;" +
|
||
|
|
"(function() {a.b.c = 0;})(); a.b.c;",
|
||
|
|
"var a$b = {}; var d = a$b;" +
|
||
|
|
"(function() {a$b.c = 0;})(); a$b.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleFunctionInLocalScopeDepth2() {
|
||
|
|
test("var a = {}; a.b = function (){}; var d = a.b;" +
|
||
|
|
"(function() {a.b.c = 0;})(); a.b.c;",
|
||
|
|
"var a$b = function (){}; var d = a$b;" +
|
||
|
|
"(function() {a$b.c = 0;})(); a$b.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToUncollapsibleCtorInLocalScopeDepth2() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function (){}; var d = a.b;" +
|
||
|
|
"(function() {a.b.c = 0;})(); a.b.c;",
|
||
|
|
"var a$b = function (){}; var a$b$c; var d = a$b;" +
|
||
|
|
"(function() {a$b$c = 0;})(); a$b$c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOfChildFuncOfUncollapsibleObjectDepth1() {
|
||
|
|
testSame("var a = {}; var c = a; a.b = function (){}; a.b.x = 0; a.b.x;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOfChildFuncOfUncollapsibleObjectDepth2() {
|
||
|
|
test("var a = {}; a.b = {}; var c = a.b;" +
|
||
|
|
"a.b.c = function (){}; a.b.c.x = 0; a.b.c.x;",
|
||
|
|
"var a$b = {}; var c = a$b;" +
|
||
|
|
"a$b.c = function (){}; a$b.c.x = 0; a$b.c.x;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToChildFuncOfUncollapsibleObjectInLocalScope() {
|
||
|
|
testSame("var a = {}; a.b = function (){}; a.b.x = 0;" +
|
||
|
|
"var c = a; (function() {a.b.y = 1;})(); a.b.x; a.b.y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToChildTypeOfUncollapsibleObjectInLocalScope() {
|
||
|
|
test("var a = {}; /** @constructor */ a.b = function (){}; a.b.x = 0;" +
|
||
|
|
"var c = a; (function() {a.b.y = 1;})(); a.b.x; a.b.y;",
|
||
|
|
"var a = {}; var a$b = function (){}; var a$b$y; var a$b$x = 0;" +
|
||
|
|
"var c = a; (function() {a$b$y = 1;})(); a$b$x; a$b$y;",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToChildOfUncollapsibleFunctionInLocalScope() {
|
||
|
|
testSame(
|
||
|
|
"function a() {} a.b = {x: 0}; var c = a;" +
|
||
|
|
"(function() {a.b.y = 0;})(); a.b.y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAddPropertyToChildOfUncollapsibleCtorInLocalScope() {
|
||
|
|
test("/** @constructor */ var a = function() {}; a.b = {x: 0}; var c = a;" +
|
||
|
|
"(function() {a.b.y = 0;})(); a.b.y;",
|
||
|
|
"var a = function() {}; var a$b$x = 0; var a$b$y; var c = a;" +
|
||
|
|
"(function() {a$b$y = 0;})(); a$b$y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testResetObjectPropertyInLocalScope() {
|
||
|
|
test("var a = {b: 0}; a.c = 1; function f() { a.c = 5; }",
|
||
|
|
"var a$b = 0; var a$c = 1; function f() { a$c = 5; }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testResetFunctionPropertyInLocalScope() {
|
||
|
|
test("function a() {}; a.c = 1; function f() { a.c = 5; }",
|
||
|
|
"function a() {}; var a$c = 1; function f() { a$c = 5; }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalNameReferencedInLocalScopeBeforeDefined1() {
|
||
|
|
// Because referencing global names earlier in the source code than they're
|
||
|
|
// defined is such a common practice, we collapse them even though a runtime
|
||
|
|
// exception could result (in the off-chance that the function gets called
|
||
|
|
// before the alias variable is defined).
|
||
|
|
test("var a = {b: 0}; function f() { a.c = 5; } a.c = 1;",
|
||
|
|
"var a$b = 0; function f() { a$c = 5; } var a$c = 1;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalNameReferencedInLocalScopeBeforeDefined2() {
|
||
|
|
test("var a = {b: 0}; function f() { return a.c; } a.c = 1;",
|
||
|
|
"var a$b = 0; function f() { return a$c; } var a$c = 1;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTwiceDefinedGlobalNameDepth1_1() {
|
||
|
|
testSame("var a = {}; function f() { a.b(); }" +
|
||
|
|
"a = function() {}; a.b = function() {};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTwiceDefinedGlobalNameDepth1_2() {
|
||
|
|
testSame("var a = {}; /** @constructor */ a = function() {};" +
|
||
|
|
"a.b = {}; a.b.c = 0; function f() { a.b.d = 1; }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTwiceDefinedGlobalNameDepth2() {
|
||
|
|
test("var a = {}; a.b = {}; function f() { a.b.c(); }" +
|
||
|
|
"a.b = function() {}; a.b.c = function() {};",
|
||
|
|
"var a$b = {}; function f() { a$b.c(); }" +
|
||
|
|
"a$b = function() {}; a$b.c = function() {};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionCallDepth1() {
|
||
|
|
test("var a = {}; a.b = function(){}; var c = a.b();",
|
||
|
|
"var a$b = function(){}; var c = a$b()");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionCallDepth2() {
|
||
|
|
test("var a = {}; a.b = {}; a.b.c = function(){}; a.b.c();",
|
||
|
|
"var a$b$c = function(){}; a$b$c();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionAlias() {
|
||
|
|
test("var a = {}; a.b = {}; a.b.c = function(){}; a.b.d = a.b.c;",
|
||
|
|
"var a$b$c = function(){}; var a$b$d = a$b$c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCallToRedefinedFunction() {
|
||
|
|
test("var a = {}; a.b = function(){}; a.b = function(){}; a.b();",
|
||
|
|
"var a$b = function(){}; a$b = function(){}; a$b();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCollapsePrototypeName() {
|
||
|
|
test("var a = {}; a.b = {}; a.b.c = function(){}; " +
|
||
|
|
"a.b.c.prototype.d = function(){}; (new a.b.c()).d();",
|
||
|
|
"var a$b$c = function(){}; a$b$c.prototype.d = function(){}; " +
|
||
|
|
"new a$b$c().d();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferencedPrototypeProperty() {
|
||
|
|
test("var a = {b: {}}; a.b.c = function(){}; a.b.c.prototype.d = {};" +
|
||
|
|
"e = a.b.c.prototype.d;",
|
||
|
|
"var a$b$c = function(){}; a$b$c.prototype.d = {};" +
|
||
|
|
"e = a$b$c.prototype.d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testSetStaticAndPrototypePropertiesOnFunction() {
|
||
|
|
test("var a = {}; a.b = function(){}; a.b.prototype.d = 0; a.b.c = 1;",
|
||
|
|
"var a$b = function(){}; a$b.prototype.d = 0; var a$b$c = 1;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReadUndefinedPropertyDepth1() {
|
||
|
|
test("var a = {b: 0}; var c = a.d;",
|
||
|
|
"var a$b = 0; var a = {}; var c = a.d;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReadUndefinedPropertyDepth2() {
|
||
|
|
test("var a = {b: {c: 0}}; f(a.b.c); f(a.b.d);",
|
||
|
|
"var a$b$c = 0; var a$b = {}; f(a$b$c); f(a$b.d);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCallUndefinedMethodOnObjLitDepth1() {
|
||
|
|
test("var a = {b: 0}; a.c();",
|
||
|
|
"var a$b = 0; var a = {}; a.c();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCallUndefinedMethodOnObjLitDepth2() {
|
||
|
|
test("var a = {b: {}}; a.b.c = function() {}; a.b.c(); a.b.d();",
|
||
|
|
"var a$b = {}; var a$b$c = function() {}; a$b$c(); a$b.d();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertiesOfAnUndefinedVar() {
|
||
|
|
testSame("a.document = d; f(a.document.innerHTML);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOfAnObjectThatIsNeitherFunctionNorObjLit() {
|
||
|
|
testSame("var a = window; a.document = d; f(a.document)");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testStaticFunctionReferencingThis1() {
|
||
|
|
// Note: Google's JavaScript Style Guide says to avoid using the 'this'
|
||
|
|
// keyword in a static function.
|
||
|
|
test("var a = {}; a.b = function() {this.c}; var d = a.b;",
|
||
|
|
"var a$b = function() {this.c}; var d = a$b;", null, UNSAFE_THIS);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testStaticFunctionReferencingThis2() {
|
||
|
|
// This gives no warning, because "this" is in a scope whose name is not
|
||
|
|
// getting collapsed.
|
||
|
|
test("var a = {}; " +
|
||
|
|
"a.b = function() { return function(){ return this; }; };",
|
||
|
|
"var a$b = function() { return function(){ return this; }; };");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testStaticFunctionReferencingThis3() {
|
||
|
|
test("var a = {b: function() {this.c}};",
|
||
|
|
"var a$b = function() { this.c };", null, UNSAFE_THIS);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testStaticFunctionReferencingThis4() {
|
||
|
|
test("var a = {/** @this {Element} */ b: function() {this.c}};",
|
||
|
|
"var a$b = function() { this.c };");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPrototypeMethodReferencingThis() {
|
||
|
|
testSame("var A = function(){}; A.prototype = {b: function() {this.c}};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testConstructorReferencingThis() {
|
||
|
|
test("var a = {}; " +
|
||
|
|
"/** @constructor */ a.b = function() { this.a = 3; };",
|
||
|
|
"var a$b = function() { this.a = 3; };");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testSafeReferenceOfThis() {
|
||
|
|
test("var a = {}; " +
|
||
|
|
"/** @this {Object} */ a.b = function() { this.a = 3; };",
|
||
|
|
"var a$b = function() { this.a = 3; };");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalFunctionReferenceOfThis() {
|
||
|
|
testSame("var a = function() { this.a = 3; };");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testFunctionGivenTwoNames() {
|
||
|
|
// It's okay to collapse f's properties because g is not added to the
|
||
|
|
// global scope as an alias for f. (Try it in your browser.)
|
||
|
|
test("var f = function g() {}; f.a = 1; h(f.a);",
|
||
|
|
"var f = function g() {}; var f$a = 1; h(f$a);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitWithUsedNumericKey() {
|
||
|
|
testSame("a = {40: {}, c: {}}; var d = a[40]; var e = a.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitWithUnusedNumericKey() {
|
||
|
|
test("var a = {40: {}, c: {}}; var e = a.c;",
|
||
|
|
"var a$1 = {}; var a$c = {}; var e = a$c");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitWithNonIdentifierKeys() {
|
||
|
|
testSame("a = {' ': 0, ',': 1}; var c = a[' '];");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments1() {
|
||
|
|
test("var x = {}; x.y = a = 0;",
|
||
|
|
"var x$y = a = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments2() {
|
||
|
|
test("var x = {}; x.y = a = b = c();",
|
||
|
|
"var x$y = a = b = c();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments3() {
|
||
|
|
test("var x = {y: 1}; a = b = x.y;",
|
||
|
|
"var x$y = 1; a = b = x$y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments4() {
|
||
|
|
test("var x = {}; a = b = x.y;",
|
||
|
|
"var x = {}; a = b = x.y;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments5() {
|
||
|
|
test("var x = {}; a = x.y = 0;", "var x$y; a = x$y = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments6() {
|
||
|
|
test("var x = {}; a = x.y = b = c();",
|
||
|
|
"var x$y; a = x$y = b = c();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedAssignments7() {
|
||
|
|
test("var x = {}; a = x.y = {}; /** @constructor */ x.y.z = function() {};",
|
||
|
|
"var x$y; a = x$y = {}; var x$y$z = function() {};",
|
||
|
|
null, CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedVarAssignments1() {
|
||
|
|
test("var x = {y: 1}; var a = x.y = 0;",
|
||
|
|
"var x$y = 1; var a = x$y = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedVarAssignments2() {
|
||
|
|
test("var x = {y: 1}; var a = x.y = b = 0;",
|
||
|
|
"var x$y = 1; var a = x$y = b = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedVarAssignments3() {
|
||
|
|
test("var x = {y: {z: 1}}; var b = 0; var a = x.y.z = 1; var c = 2;",
|
||
|
|
"var x$y$z = 1; var b = 0; var a = x$y$z = 1; var c = 2;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedVarAssignments4() {
|
||
|
|
test("var x = {}; var a = b = x.y = 0;",
|
||
|
|
"var x$y; var a = b = x$y = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testChainedVarAssignments5() {
|
||
|
|
test("var x = {y: {}}; var a = b = x.y.z = 0;",
|
||
|
|
"var x$y$z; var a = b = x$y$z = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPeerAndSubpropertyOfUncollapsibleProperty() {
|
||
|
|
test("var x = {}; var a = x.y = 0; x.w = 1; x.y.z = 2;" +
|
||
|
|
"b = x.w; c = x.y.z;",
|
||
|
|
"var x$y; var a = x$y = 0; var x$w = 1; x$y.z = 2;" +
|
||
|
|
"b = x$w; c = x$y.z;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testComplexAssignmentAfterInitialAssignment() {
|
||
|
|
test("var d = {}; d.e = {}; d.e.f = 0; a = b = d.e.f = 1;",
|
||
|
|
"var d$e$f = 0; a = b = d$e$f = 1;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testRenamePrefixOfUncollapsibleProperty() {
|
||
|
|
test("var d = {}; d.e = {}; a = b = d.e.f = 0;",
|
||
|
|
"var d$e$f; a = b = d$e$f = 0;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNewOperator() {
|
||
|
|
// Using the new operator on a name doesn't prevent its (static) properties
|
||
|
|
// from getting collapsed.
|
||
|
|
test("var a = {}; a.b = function() {}; a.b.c = 1; var d = new a.b();",
|
||
|
|
"var a$b = function() {}; var a$b$c = 1; var d = new a$b();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testMethodCall() {
|
||
|
|
test("var a = {}; a.b = function() {}; var d = a.b();",
|
||
|
|
"var a$b = function() {}; var d = a$b();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjLitDefinedInLocalScopeIsLeftAlone() {
|
||
|
|
test("var a = {}; a.b = function() {};" +
|
||
|
|
"a.b.prototype.f_ = function() {" +
|
||
|
|
" var x = { p: '', q: '', r: ''}; var y = x.q;" +
|
||
|
|
"};",
|
||
|
|
"var a$b = function() {};" +
|
||
|
|
"a$b.prototype.f_ = function() {" +
|
||
|
|
" var x = { p: '', q: '', r: ''}; var y = x.q;" +
|
||
|
|
"};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertiesOnBothSidesOfAssignment() {
|
||
|
|
// This verifies that replacements are done in the right order. Collapsing
|
||
|
|
// the l-value in an assignment affects the parse tree immediately above
|
||
|
|
// the r-value, so we update all rvalues before any lvalues.
|
||
|
|
test("var a = {b: 0}; a.c = a.b;", "var a$b = 0; var a$c = a$b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCallOnUndefinedProperty() {
|
||
|
|
// The "inherits" property is not explicitly defined on a.b anywhere, but
|
||
|
|
// it is accessed as though it certainly exists (it is called), so we infer
|
||
|
|
// that it must be an uncollapsible property that has come into existence
|
||
|
|
// some other way.
|
||
|
|
test("var a = {}; a.b = function(){}; a.b.inherits(x);",
|
||
|
|
"var a$b = function(){}; a$b.inherits(x);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGetPropOnUndefinedProperty() {
|
||
|
|
// The "superClass_" property is not explicitly defined on a.b anywhere,
|
||
|
|
// but it is accessed as though it certainly exists (a subproperty of it
|
||
|
|
// is accessed), so we infer that it must be an uncollapsible property that
|
||
|
|
// has come into existence some other way.
|
||
|
|
test("var a = {b: function(){}}; a.b.prototype.c =" +
|
||
|
|
"function() { a.b.superClass_.c.call(this); }",
|
||
|
|
"var a$b = function(){}; a$b.prototype.c =" +
|
||
|
|
"function() { a$b.superClass_.c.call(this); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias1() {
|
||
|
|
test("var a = {b: 3}; function f() { var x = a; f(x.b); }",
|
||
|
|
"var a$b = 3; function f() { var x = null; f(a$b); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias2() {
|
||
|
|
test("var a = {b: 3, c: 4}; function f() { var x = a; f(x.b); f(x.c);}",
|
||
|
|
"var a$b = 3; var a$c = 4; " +
|
||
|
|
"function f() { var x = null; f(a$b); f(a$c);}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias3() {
|
||
|
|
test("var a = {b: 3, c: {d: 5}}; " +
|
||
|
|
"function f() { var x = a; f(x.b); f(x.c); f(x.c.d); }",
|
||
|
|
"var a$b = 3; var a$c = {d: 5}; " +
|
||
|
|
"function f() { var x = null; f(a$b); f(a$c); f(a$c.d);}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias4() {
|
||
|
|
test("var a = {b: 3}; var c = {d: 5}; " +
|
||
|
|
"function f() { var x = a; var y = c; f(x.b); f(y.d); }",
|
||
|
|
"var a$b = 3; var c$d = 5; " +
|
||
|
|
"function f() { var x = null; var y = null; f(a$b); f(c$d);}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias5() {
|
||
|
|
test("var a = {b: {c: 5}}; " +
|
||
|
|
"function f() { var x = a; var y = x.b; f(a.b.c); f(y.c); }",
|
||
|
|
"var a$b$c = 5; " +
|
||
|
|
"function f() { var x = null; var y = null; f(a$b$c); f(a$b$c);}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias6() {
|
||
|
|
test("var a = {b: 3}; function f() { var x = a; if (x.b) { f(x.b); } }",
|
||
|
|
"var a$b = 3; function f() { var x = null; if (a$b) { f(a$b); } }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAlias7() {
|
||
|
|
test("var a = {b: {c: 5}}; function f() { var x = a.b; f(x.c); }",
|
||
|
|
"var a$b$c = 5; function f() { var x = null; f(a$b$c); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalWriteToAncestor() {
|
||
|
|
testSame("var a = {b: 3}; function f() { var x = a; f(a.b); } a = 5;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalWriteToNonAncestor() {
|
||
|
|
test("var a = {b: 3}; function f() { var x = a; f(a.b); } a.b = 5;",
|
||
|
|
"var a$b = 3; function f() { var x = null; f(a$b); } a$b = 5;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalWriteToAncestor() {
|
||
|
|
testSame("var a = {b: 3}; function f() { a = 5; var x = a; f(a.b); } ");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalWriteToNonAncestor() {
|
||
|
|
test("var a = {b: 3}; " +
|
||
|
|
"function f() { a.b = 5; var x = a; f(a.b); }",
|
||
|
|
"var a$b = 3; function f() { a$b = 5; var x = null; f(a$b); } ");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNonWellformedAlias1() {
|
||
|
|
testSame("var a = {b: 3}; function f() { f(x); var x = a; f(x.b); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNonWellformedAlias2() {
|
||
|
|
testSame("var a = {b: 3}; " +
|
||
|
|
"function f() { if (false) { var x = a; f(x.b); } f(x); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAliasOfAncestor() {
|
||
|
|
testSame("var a = {b: {c: 5}}; function g() { f(a); } " +
|
||
|
|
"function f() { var x = a.b; f(x.c); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testGlobalAliasOfAncestor() {
|
||
|
|
testSame("var a = {b: {c: 5}}; var y = a; " +
|
||
|
|
"function f() { var x = a.b; f(x.c); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAliasOfOtherName() {
|
||
|
|
testSame("var foo = function() { return {b: 3}; };" +
|
||
|
|
"var a = foo(); a.b = 5; " +
|
||
|
|
"function f() { var x = a.b; f(x); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testLocalAliasOfFunction() {
|
||
|
|
test("var a = function() {}; a.b = 5; " +
|
||
|
|
"function f() { var x = a.b; f(x); }",
|
||
|
|
"var a = function() {}; var a$b = 5; " +
|
||
|
|
"function f() { var x = null; f(a$b); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNoInlineGetpropIntoCall() {
|
||
|
|
test("var b = x; function f() { var a = b; a(); }",
|
||
|
|
"var b = x; function f() { var a = null; b(); }");
|
||
|
|
test("var b = {}; b.c = x; function f() { var a = b.c; a(); }",
|
||
|
|
"var b$c = x; function f() { var a = null; b$c(); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testInlineAliasWithModifications() {
|
||
|
|
testSame("var x = 10; function f() { var y = x; x++; alert(y)} ");
|
||
|
|
testSame("var x = 10; function f() { var y = x; x+=1; alert(y)} ");
|
||
|
|
test("var x = {}; x.x = 10; function f() {var y=x.x; x.x++; alert(y)}",
|
||
|
|
"var x$x = 10; function f() {var y=x$x; x$x++; alert(y)}");
|
||
|
|
test("var x = {}; x.x = 10; function f() {var y=x.x; x.x+=1; alert(y)}",
|
||
|
|
"var x$x = 10; function f() {var y=x$x; x$x+=1; alert(y)}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCollapsePropertyOnExternType() {
|
||
|
|
collapsePropertiesOnExternTypes = true;
|
||
|
|
test("String.myFunc = function() {}; String.myFunc();",
|
||
|
|
"var String$myFunc = function() {}; String$myFunc()");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCollapseForEachWithoutExterns() {
|
||
|
|
collapsePropertiesOnExternTypes = true;
|
||
|
|
test("/** @constructor */function Array(){};\n",
|
||
|
|
"if (!Array.forEach) {\n" +
|
||
|
|
" Array.forEach = function() {};\n" +
|
||
|
|
"}",
|
||
|
|
"if (!Array$forEach) {\n" +
|
||
|
|
" var Array$forEach = function() {};\n" +
|
||
|
|
"}", null, null);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testNoCollapseForEachInExterns() {
|
||
|
|
collapsePropertiesOnExternTypes = true;
|
||
|
|
test("/** @constructor */ function Array() {}" +
|
||
|
|
"Array.forEach = function() {}",
|
||
|
|
"if (!Array.forEach) {\n" +
|
||
|
|
" Array.forEach = function() {};\n" +
|
||
|
|
"}",
|
||
|
|
"if (!Array.forEach) {\n" +
|
||
|
|
" Array.forEach = function() {};\n" +
|
||
|
|
"}", null, null);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDoNotCollapsePropertyOnExternType() {
|
||
|
|
collapsePropertiesOnExternTypes = false;
|
||
|
|
test("String.myFunc = function() {}; String.myFunc()",
|
||
|
|
"String.myFunc = function() {}; String.myFunc()");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testBug1704733() {
|
||
|
|
String prelude =
|
||
|
|
"function protect(x) { return x; }" +
|
||
|
|
"function O() {}" +
|
||
|
|
"protect(O).m1 = function() {};" +
|
||
|
|
"protect(O).m2 = function() {};" +
|
||
|
|
"protect(O).m3 = function() {};";
|
||
|
|
|
||
|
|
testSame(prelude +
|
||
|
|
"alert(O.m1); alert(O.m2()); alert(!O.m3);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testBug1956277() {
|
||
|
|
test("var CONST = {}; CONST.URL = 3;",
|
||
|
|
"var CONST$URL = 3;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testBug1974371() {
|
||
|
|
test(
|
||
|
|
"/** @enum {Object} */ var Foo = {A: {c: 2}, B: {c: 3}};" +
|
||
|
|
"for (var key in Foo) {}",
|
||
|
|
"var Foo$A = {c: 2}; var Foo$B = {c: 3};" +
|
||
|
|
"var Foo = {A: Foo$A, B: Foo$B};" +
|
||
|
|
"for (var key in Foo) {}");
|
||
|
|
}
|
||
|
|
|
||
|
|
private final String COMMON_ENUM =
|
||
|
|
"/** @enum {Object} */ var Foo = {A: {c: 2}, B: {c: 3}};";
|
||
|
|
|
||
|
|
public void testEnumOfObjects1() {
|
||
|
|
test(
|
||
|
|
COMMON_ENUM +
|
||
|
|
"for (var key in Foo.A) {}",
|
||
|
|
"var Foo$A = {c: 2}; var Foo$B$c = 3; for (var key in Foo$A) {}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testEnumOfObjects2() {
|
||
|
|
test(
|
||
|
|
COMMON_ENUM +
|
||
|
|
"foo(Foo.A.c);",
|
||
|
|
"var Foo$A$c = 2; var Foo$B$c = 3; foo(Foo$A$c);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testEnumOfObjects3() {
|
||
|
|
test(
|
||
|
|
"var x = {c: 2}; var y = {c: 3};" +
|
||
|
|
"/** @enum {Object} */ var Foo = {A: x, B: y};" +
|
||
|
|
"for (var key in Foo) {}",
|
||
|
|
"var x = {c: 2}; var y = {c: 3};" +
|
||
|
|
"var Foo$A = x; var Foo$B = y; var Foo = {A: Foo$A, B: Foo$B};" +
|
||
|
|
"for (var key in Foo) {}");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testEnumOfObjects4() {
|
||
|
|
// Note that this produces bad code, but that's OK, because
|
||
|
|
// checkConsts will yell at you for reassigning an enum value.
|
||
|
|
// (enum values have to be constant).
|
||
|
|
test(
|
||
|
|
COMMON_ENUM +
|
||
|
|
"for (var key in Foo) {} Foo.A = 3; alert(Foo.A);",
|
||
|
|
"var Foo$A = {c: 2}; var Foo$B = {c: 3};" +
|
||
|
|
"var Foo = {A: Foo$A, B: Foo$B};" +
|
||
|
|
"for (var key in Foo) {} Foo$A = 3; alert(Foo$A);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjectOfObjects1() {
|
||
|
|
// Basically the same as testEnumOfObjects4, but without the
|
||
|
|
// constant enum values.
|
||
|
|
testSame(
|
||
|
|
"var Foo = {a: {c: 2}, b: {c: 3}};" +
|
||
|
|
"for (var key in Foo) {} Foo.a = 3; alert(Foo.a);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject0() {
|
||
|
|
test("var a = {};" +
|
||
|
|
"a.b = function(){};" +
|
||
|
|
"a.b.prototype.c = function(){};" +
|
||
|
|
"var d = a.b.prototype.c;",
|
||
|
|
"var a$b = function(){};" +
|
||
|
|
"a$b.prototype.c = function(){};" +
|
||
|
|
"var d = a$b.prototype.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject1() {
|
||
|
|
test("var a = {};" +
|
||
|
|
"a.b = function(){};" +
|
||
|
|
"var d = a.b.prototype.c;",
|
||
|
|
"var a$b = function(){};" +
|
||
|
|
"var d = a$b.prototype.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject2() {
|
||
|
|
test("var a = {};" +
|
||
|
|
"a.b = function(){};" +
|
||
|
|
"a.b.prototype.c = function(){};" +
|
||
|
|
"var d = {c: a.b.prototype.c};",
|
||
|
|
"var a$b = function(){};" +
|
||
|
|
"a$b.prototype.c = function(){};" +
|
||
|
|
"var d$c = a$b.prototype.c;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject3() {
|
||
|
|
test("function CreateClass(a$$1) {}" +
|
||
|
|
"var a = {};" +
|
||
|
|
"a.b = function(){};" +
|
||
|
|
"a.b.prototype.c = function(){};" +
|
||
|
|
"a.d = CreateClass({c: a.b.prototype.c});",
|
||
|
|
"function CreateClass(a$$1) {}" +
|
||
|
|
"var a$b = function(){};" +
|
||
|
|
"a$b.prototype.c = function(){};" +
|
||
|
|
"var a$d = CreateClass({c: a$b.prototype.c});");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject4() {
|
||
|
|
test("function CreateClass(a) {}" +
|
||
|
|
"var a = {};" +
|
||
|
|
"a.b = CreateClass({c: function() {}});" +
|
||
|
|
"a.d = CreateClass({c: a.b.c});",
|
||
|
|
"function CreateClass(a$$1) {}" +
|
||
|
|
"var a$b = CreateClass({c: function() {}});" +
|
||
|
|
"var a$d = CreateClass({c: a$b.c});");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testReferenceInAnonymousObject5() {
|
||
|
|
test("function CreateClass(a) {}" +
|
||
|
|
"var a = {};" +
|
||
|
|
"a.b = CreateClass({c: function() {}});" +
|
||
|
|
"a.d = CreateClass({c: a.b.prototype.c});",
|
||
|
|
"function CreateClass(a$$1) {}" +
|
||
|
|
"var a$b = CreateClass({c: function() {}});" +
|
||
|
|
"var a$d = CreateClass({c: a$b.prototype.c});");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCrashInCommaOperator() {
|
||
|
|
test("var a = {}; a.b = function() {},a.b();",
|
||
|
|
"var a$b; a$b=function() {},a$b();");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testCrashInNestedAssign() {
|
||
|
|
test("var a = {}; if (a.b = function() {}) a.b();",
|
||
|
|
"var a$b; if (a$b=function() {}) { a$b(); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTwinReferenceCancelsChildCollapsing() {
|
||
|
|
test("var a = {}; if (a.b = function() {}) { a.b.c = 3; a.b(a.b.c); }",
|
||
|
|
"var a$b; if (a$b = function() {}) { a$b.c = 3; a$b(a$b.c); }");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropWithDollarSign() {
|
||
|
|
test("var a = {$: 3}", "var a$$0 = 3;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropWithDollarSign2() {
|
||
|
|
test("var a = {$: function(){}}", "var a$$0 = function(){};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropWithDollarSign3() {
|
||
|
|
test("var a = {b: {c: 3}, b$c: function(){}}",
|
||
|
|
"var a$b$c = 3; var a$b$0c = function(){};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropWithDollarSign4() {
|
||
|
|
test("var a = {$$: {$$$: 3}};", "var a$$0$0$$0$0$0 = 3;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropWithDollarSign5() {
|
||
|
|
test("var a = {b: {$0c: true}, b$0c: false};",
|
||
|
|
"var a$b$$00c = true; var a$b$00c = false;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testConstKey() {
|
||
|
|
test("var foo = {A: 3};", "var foo$A = 3;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOnGlobalCtor() {
|
||
|
|
test("/** @constructor */ function Map() {} Map.foo = 3; Map;",
|
||
|
|
"function Map() {} var Map$foo = 3; Map;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOnGlobalInterface() {
|
||
|
|
test("/** @interface */ function Map() {} Map.foo = 3; Map;",
|
||
|
|
"function Map() {} var Map$foo = 3; Map;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPropertyOnGlobalFunction() {
|
||
|
|
testSame("function Map() {} Map.foo = 3; Map;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testIssue389() {
|
||
|
|
test(
|
||
|
|
"function alias() {}" +
|
||
|
|
"var dojo = {};" +
|
||
|
|
"dojo.gfx = {};" +
|
||
|
|
"dojo.declare = function() {};" +
|
||
|
|
"/** @constructor */" +
|
||
|
|
"dojo.gfx.Shape = function() {};" +
|
||
|
|
"dojo.gfx.Shape = dojo.declare('dojo.gfx.Shape');" +
|
||
|
|
"alias(dojo);",
|
||
|
|
"function alias() {}" +
|
||
|
|
"var dojo = {};" +
|
||
|
|
"dojo.gfx = {};" +
|
||
|
|
"dojo.declare = function() {};" +
|
||
|
|
"/** @constructor */" +
|
||
|
|
"var dojo$gfx$Shape = function() {};" +
|
||
|
|
"dojo$gfx$Shape = dojo.declare('dojo.gfx.Shape');" +
|
||
|
|
"alias(dojo);",
|
||
|
|
null,
|
||
|
|
CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasedTopLevelName() {
|
||
|
|
testSame(
|
||
|
|
"function alias() {}" +
|
||
|
|
"var dojo = {};" +
|
||
|
|
"dojo.gfx = {};" +
|
||
|
|
"dojo.declare = function() {};" +
|
||
|
|
"dojo.gfx.Shape = {SQUARE: 2};" +
|
||
|
|
"dojo.gfx.Shape = dojo.declare('dojo.gfx.Shape');" +
|
||
|
|
"alias(dojo);" +
|
||
|
|
"alias(dojo$gfx$Shape$SQUARE);");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAliasedTopLevelEnum() {
|
||
|
|
test(
|
||
|
|
"function alias() {}" +
|
||
|
|
"var dojo = {};" +
|
||
|
|
"dojo.gfx = {};" +
|
||
|
|
"dojo.declare = function() {};" +
|
||
|
|
"/** @enum {number} */" +
|
||
|
|
"dojo.gfx.Shape = {SQUARE: 2};" +
|
||
|
|
"dojo.gfx.Shape = dojo.declare('dojo.gfx.Shape');" +
|
||
|
|
"alias(dojo);" +
|
||
|
|
"alias(dojo.gfx.Shape.SQUARE);",
|
||
|
|
"function alias() {}" +
|
||
|
|
"var dojo = {};" +
|
||
|
|
"dojo.gfx = {};" +
|
||
|
|
"dojo.declare = function() {};" +
|
||
|
|
"/** @constructor */" +
|
||
|
|
"var dojo$gfx$Shape = {SQUARE: 2};" +
|
||
|
|
"dojo$gfx$Shape = dojo.declare('dojo.gfx.Shape');" +
|
||
|
|
"alias(dojo);" +
|
||
|
|
"alias(dojo$gfx$Shape.SQUARE);",
|
||
|
|
null,
|
||
|
|
CollapseProperties.UNSAFE_NAMESPACE_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testAssignFunctionBeforeDefinition() {
|
||
|
|
testSame(
|
||
|
|
"f = function() {};" +
|
||
|
|
"var f = null;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testObjectLitBeforeDefinition() {
|
||
|
|
testSame(
|
||
|
|
"a = {b: 3};" +
|
||
|
|
"var a = null;" +
|
||
|
|
"this.c = a.b;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTypedef1() {
|
||
|
|
test("var foo = {};" +
|
||
|
|
"/** @typedef {number} */ foo.Baz;",
|
||
|
|
"var foo = {}; var foo$Baz;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testTypedef2() {
|
||
|
|
test("var foo = {};" +
|
||
|
|
"/** @typedef {number} */ foo.Bar.Baz;" +
|
||
|
|
"foo.Bar = function() {};",
|
||
|
|
"var foo$Bar$Baz; var foo$Bar = function(){};");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete1() {
|
||
|
|
testSame(
|
||
|
|
"var foo = {};" +
|
||
|
|
"foo.bar = 3;" +
|
||
|
|
"delete foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete2() {
|
||
|
|
test(
|
||
|
|
"var foo = {};" +
|
||
|
|
"foo.bar = 3;" +
|
||
|
|
"foo.baz = 3;" +
|
||
|
|
"delete foo.bar;",
|
||
|
|
"var foo = {};" +
|
||
|
|
"foo.bar = 3;" +
|
||
|
|
"var foo$baz = 3;" +
|
||
|
|
"delete foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete3() {
|
||
|
|
testSame(
|
||
|
|
"var foo = {bar: 3};" +
|
||
|
|
"delete foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete4() {
|
||
|
|
test(
|
||
|
|
"var foo = {bar: 3, baz: 3};" +
|
||
|
|
"delete foo.bar;",
|
||
|
|
"var foo$baz=3;var foo={bar:3};delete foo.bar");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete5() {
|
||
|
|
test(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {};" +
|
||
|
|
"x.foo.bar = 3;" +
|
||
|
|
"delete x.foo.bar;",
|
||
|
|
"var x$foo = {};" +
|
||
|
|
"x$foo.bar = 3;" +
|
||
|
|
"delete x$foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete6() {
|
||
|
|
test(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {};" +
|
||
|
|
"x.foo.bar = 3;" +
|
||
|
|
"x.foo.baz = 3;" +
|
||
|
|
"delete x.foo.bar;",
|
||
|
|
"var x$foo = {};" +
|
||
|
|
"x$foo.bar = 3;" +
|
||
|
|
"var x$foo$baz = 3;" +
|
||
|
|
"delete x$foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete7() {
|
||
|
|
test(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {bar: 3};" +
|
||
|
|
"delete x.foo.bar;",
|
||
|
|
"var x$foo = {bar: 3};" +
|
||
|
|
"delete x$foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete8() {
|
||
|
|
test(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {bar: 3, baz: 3};" +
|
||
|
|
"delete x.foo.bar;",
|
||
|
|
"var x$foo$baz = 3; var x$foo = {bar: 3};" +
|
||
|
|
"delete x$foo.bar;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete9() {
|
||
|
|
testSame(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {};" +
|
||
|
|
"x.foo.bar = 3;" +
|
||
|
|
"delete x.foo;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete10() {
|
||
|
|
testSame(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {bar: 3};" +
|
||
|
|
"delete x.foo;");
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testDelete11() {
|
||
|
|
// Constructors are always collapsed.
|
||
|
|
test(
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {};" +
|
||
|
|
"/** @constructor */ x.foo.Bar = function() {};" +
|
||
|
|
"delete x.foo;",
|
||
|
|
"var x = {};" +
|
||
|
|
"x.foo = {};" +
|
||
|
|
"var x$foo$Bar = function() {};" +
|
||
|
|
"delete x.foo;",
|
||
|
|
null,
|
||
|
|
CollapseProperties.NAMESPACE_REDEFINED_WARNING);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testPreserveConstructorDoc() {
|
||
|
|
test("var foo = {};" +
|
||
|
|
"/** @constructor */\n" +
|
||
|
|
"foo.bar = function() {}",
|
||
|
|
"var foo$bar = function() {}");
|
||
|
|
|
||
|
|
Node root = getLastCompiler().getRoot();
|
||
|
|
|
||
|
|
Node fooBarNode = findQualifiedNameNode("foo$bar", root);
|
||
|
|
Node varNode = fooBarNode.getParent();
|
||
|
|
assertTrue(varNode.isVar());
|
||
|
|
assertTrue(varNode.getJSDocInfo().isConstructor());
|
||
|
|
}
|
||
|
|
}
|