501 lines
18 KiB
Java
501 lines
18 KiB
Java
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/*
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* Copyright 2011 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.debugging.sourcemap;
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import com.google.common.collect.Lists;
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import com.google.common.collect.Maps;
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import com.google.javascript.jscomp.SourceMap;
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import com.google.javascript.jscomp.SourceMap.Format;
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import java.io.IOException;
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import java.io.StringWriter;
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import java.util.LinkedHashMap;
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import java.util.List;
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/**
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* @author johnlenz@google.com (John Lenz)
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*/
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public class SourceMapGeneratorV3Test extends SourceMapTestCase {
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public SourceMapGeneratorV3Test() {
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}
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@Override
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protected SourceMapConsumer getSourceMapConsumer() {
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return new SourceMapConsumerV3();
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}
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@Override
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protected Format getSourceMapFormat() {
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return SourceMap.Format.V3;
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}
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public void testBasicMapping1() throws Exception {
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compileAndCheck("function __BASIC__() { }");
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}
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public void testBasicMappingGoldenOutput() throws Exception {
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// Empty source map test
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checkSourceMap("function __BASIC__() { }",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,QAASA,UAAS,EAAG;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"__BASIC__\"]\n" +
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"}\n");
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}
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public void testBasicMapping2() throws Exception {
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compileAndCheck("function __BASIC__(__PARAM1__) {}");
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}
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public void testLiteralMappings() throws Exception {
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compileAndCheck("function __BASIC__(__PARAM1__, __PARAM2__) { " +
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"var __VAR__ = '__STR__'; }");
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}
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public void testLiteralMappingsGoldenOutput() throws Exception {
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// Empty source map test
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checkSourceMap("function __BASIC__(__PARAM1__, __PARAM2__) { " +
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"var __VAR__ = '__STR__'; }",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,QAASA,UAAS,CAACC,UAAD,CAAaC,UAAb," +
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"CAAyB,CAAE,IAAIC,QAAU,SAAhB;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"__BASIC__\",\"__PARAM1__\",\"__PARAM2__\"," +
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"\"__VAR__\"]\n" +
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"}\n");
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}
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public void testMultilineMapping() throws Exception {
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compileAndCheck("function __BASIC__(__PARAM1__, __PARAM2__) {\n" +
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"var __VAR__ = '__STR__';\n" +
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"var __ANO__ = \"__STR2__\";\n" +
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"}");
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}
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public void testMultilineMapping2() throws Exception {
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compileAndCheck("function __BASIC__(__PARAM1__, __PARAM2__) {\n" +
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"var __VAR__ = 1;\n" +
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"var __ANO__ = 2;\n" +
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"}");
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}
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public void testMultiFunctionMapping() throws Exception {
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compileAndCheck("function __BASIC__(__PARAM1__, __PARAM2__) {\n" +
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"var __VAR__ = '__STR__';\n" +
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"var __ANO__ = \"__STR2__\";\n" +
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"}\n" +
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"function __BASIC2__(__PARAM3__, __PARAM4__) {\n" +
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"var __VAR2__ = '__STR2__';\n" +
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"var __ANO2__ = \"__STR3__\";\n" +
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"}\n");
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}
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public void testGoldenOutput0() throws Exception {
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// Empty source map test
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checkSourceMap("",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\";\",\n" +
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"\"sources\":[],\n" +
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"\"names\":[]\n" +
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"}\n");
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}
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public void testGoldenOutput0a() throws Exception {
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// Empty source map test
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checkSourceMap("a;",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"a\"]\n" +
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"}\n");
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}
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public void testGoldenOutput1() throws Exception {
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detailLevel = SourceMap.DetailLevel.ALL;
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checkSourceMap("function f(foo, bar) { foo = foo + bar + 2; return foo; }",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,QAASA,EAAC,CAACC,GAAD,CAAMC,GAAN," +
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"CAAW,CAAED,GAAA,CAAMA,GAAN,CAAYC,GAAZ,CAAkB,CAAG," +
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"OAAOD,IAA9B;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"f\",\"foo\",\"bar\"]\n" +
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"}\n");
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detailLevel = SourceMap.DetailLevel.SYMBOLS;
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checkSourceMap("function f(foo, bar) { foo = foo + bar + 2; return foo; }",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,QAASA,EAATA,CAAWC,GAAXD,CAAgBE," +
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"GAAhBF,EAAuBC,GAAvBD,CAA6BC,GAA7BD,CAAmCE,GAAnCF," +
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"SAAmDC,IAAnDD;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"f\",\"foo\",\"bar\"]\n" +
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"}\n");
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}
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public void testGoldenOutput2() throws Exception {
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checkSourceMap("function f(foo, bar) {\r\n\n\n\nfoo = foo + bar + foo;" +
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"\nreturn foo;\n}",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,QAASA,EAAC,CAACC,GAAD,CAAMC,GAAN," +
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"CAAW,CAIrBD,GAAA,CAAMA,GAAN,CAAYC,GAAZ,CAAkBD," +
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"GAClB,OAAOA,IALc;\",\n" +
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"\"sources\":[\"testcode\"],\n" +
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"\"names\":[\"f\",\"foo\",\"bar\"]\n" +
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"}\n");
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}
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public void testGoldenOutput3() throws Exception {
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checkSourceMap("c:\\myfile.js",
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"foo;",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA;\",\n" +
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"\"sources\":[\"c:\\\\myfile.js\"],\n" +
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"\"names\":[\"foo\"]\n" +
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"}\n");
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}
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public void testGoldenOutput4() throws Exception {
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checkSourceMap("c:\\myfile.js",
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"foo; boo; goo;",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":1,\n" +
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"\"mappings\":\"AAAAA,GAAOC,IAAOC;\",\n" +
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"\"sources\":[\"c:\\\\myfile.js\"],\n" +
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"\"names\":[\"foo\",\"boo\",\"goo\"]\n" +
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"}\n");
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}
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public void testGoldenOutput5() throws Exception {
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detailLevel = SourceMap.DetailLevel.ALL;
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checkSourceMap(
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"c:\\myfile.js",
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"/** @preserve\n" +
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" * this is a test.\n" +
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" */\n" +
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"var foo=a + 'this is a really long line that will force the"
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+ " mapping to span multiple lines 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ "' + c + d + e;",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":6,\n" +
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"\"mappings\":\"A;;;;AAGA,IAAIA,IAAIC,CAAJD,CAAQ,mxCAARA;AAA8xCE," +
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"CAA9xCF,CAAkyCG,CAAlyCH,CAAsyCI;\",\n" +
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"\"sources\":[\"c:\\\\myfile.js\"],\n" +
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"\"names\":[\"foo\",\"a\",\"c\",\"d\",\"e\"]\n" +
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"}\n");
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detailLevel = SourceMap.DetailLevel.SYMBOLS;
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checkSourceMap("c:\\myfile.js",
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"/** @preserve\n" +
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" * this is a test.\n" +
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" */\n" +
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"var foo=a + 'this is a really long line that will force the"
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+ " mapping to span multiple lines 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ " 123456789 123456789 123456789 123456789 123456789"
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+ "' + c + d + e;",
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"{\n" +
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"\"version\":3,\n" +
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"\"file\":\"testcode\",\n" +
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"\"lineCount\":6,\n" +
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"\"mappings\":\"A;;;;IAGIA,IAAIC,CAAJD;AAA8xCE,CAA9xCF,CAAkyCG," +
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"CAAlyCH,CAAsyCI;\",\n" +
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"\"sources\":[\"c:\\\\myfile.js\"],\n" +
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"\"names\":[\"foo\",\"a\",\"c\",\"d\",\"e\"]\n" +
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"}\n");
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}
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public void testBasicDeterminism() throws Exception {
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RunResult result1 = compile("file1", "foo;", "file2", "bar;");
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RunResult result2 = compile("file2", "foo;", "file1", "bar;");
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String map1 = getSourceMap(result1);
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String map2 = getSourceMap(result2);
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// Assert that the files section of the maps are the same. The actual
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// entries will differ, so we cannot do a simple full comparison.
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// Line 5 has the file information.
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String files1 = map1.split("\n")[4];
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String files2 = map2.split("\n")[4];
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assertEquals(files1, files2);
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}
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public void testWriteMetaMap() throws IOException {
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StringWriter out = new StringWriter();
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String name = "./app.js";
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List<SourceMapSection> appSections = Lists.newArrayList(
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SourceMapSection.forURL("src1", 0, 0),
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SourceMapSection.forURL("src2", 100, 10),
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||
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|
SourceMapSection.forURL("src3", 150, 5));
|
||
|
|
|
||
|
|
SourceMapGeneratorV3 generator = new SourceMapGeneratorV3();
|
||
|
|
generator.appendIndexMapTo(out, name, appSections);
|
||
|
|
|
||
|
|
assertEquals(
|
||
|
|
"{\n" +
|
||
|
|
"\"version\":3,\n" +
|
||
|
|
"\"file\":\"./app.js\",\n" +
|
||
|
|
"\"sections\":[\n" +
|
||
|
|
"{\n" +
|
||
|
|
"\"offset\":{\n" +
|
||
|
|
"\"line\":0,\n" +
|
||
|
|
"\"column\":0\n" +
|
||
|
|
"},\n" +
|
||
|
|
"\"url\":\"src1\"\n" +
|
||
|
|
"},\n" +
|
||
|
|
"{\n" +
|
||
|
|
"\"offset\":{\n" +
|
||
|
|
"\"line\":100,\n" +
|
||
|
|
"\"column\":10\n" +
|
||
|
|
"},\n" +
|
||
|
|
"\"url\":\"src2\"\n" +
|
||
|
|
"},\n" +
|
||
|
|
"{\n" +
|
||
|
|
"\"offset\":{\n" +
|
||
|
|
"\"line\":150,\n" +
|
||
|
|
"\"column\":5\n" +
|
||
|
|
"},\n" +
|
||
|
|
"\"url\":\"src3\"\n" +
|
||
|
|
"}\n" +
|
||
|
|
"]\n" +
|
||
|
|
"}\n",
|
||
|
|
out.toString());
|
||
|
|
}
|
||
|
|
|
||
|
|
private String getEmptyMapFor(String name) throws IOException {
|
||
|
|
StringWriter out = new StringWriter();
|
||
|
|
SourceMapGeneratorV3 generator = new SourceMapGeneratorV3();
|
||
|
|
generator.appendTo(out, name);
|
||
|
|
return out.toString();
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testWriteMetaMap2() throws IOException {
|
||
|
|
StringWriter out = new StringWriter();
|
||
|
|
String name = "./app.js";
|
||
|
|
List<SourceMapSection> appSections = Lists.newArrayList(
|
||
|
|
// Map and URLs can be mixed.
|
||
|
|
SourceMapSection.forMap(getEmptyMapFor("./part.js"), 0, 0),
|
||
|
|
SourceMapSection.forURL("src2", 100, 10));
|
||
|
|
|
||
|
|
SourceMapGeneratorV3 generator = new SourceMapGeneratorV3();
|
||
|
|
generator.appendIndexMapTo(out, name, appSections);
|
||
|
|
|
||
|
|
assertEquals(
|
||
|
|
"{\n" +
|
||
|
|
"\"version\":3,\n" +
|
||
|
|
"\"file\":\"./app.js\",\n" +
|
||
|
|
"\"sections\":[\n" +
|
||
|
|
"{\n" +
|
||
|
|
"\"offset\":{\n" +
|
||
|
|
"\"line\":0,\n" +
|
||
|
|
"\"column\":0\n" +
|
||
|
|
"},\n" +
|
||
|
|
"\"map\":{\n" +
|
||
|
|
"\"version\":3,\n" +
|
||
|
|
"\"file\":\"./part.js\",\n" +
|
||
|
|
"\"lineCount\":1,\n" +
|
||
|
|
"\"mappings\":\";\",\n" +
|
||
|
|
"\"sources\":[],\n" +
|
||
|
|
"\"names\":[]\n" +
|
||
|
|
"}\n" +
|
||
|
|
"\n" +
|
||
|
|
"},\n" +
|
||
|
|
"{\n" +
|
||
|
|
"\"offset\":{\n" +
|
||
|
|
"\"line\":100,\n" +
|
||
|
|
"\"column\":10\n" +
|
||
|
|
"},\n" +
|
||
|
|
"\"url\":\"src2\"\n" +
|
||
|
|
"}\n" +
|
||
|
|
"]\n" +
|
||
|
|
"}\n",
|
||
|
|
out.toString());
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testParseSourceMetaMap() throws Exception {
|
||
|
|
final String INPUT1 = "file1";
|
||
|
|
final String INPUT2 = "file2";
|
||
|
|
LinkedHashMap<String, String> inputs = Maps.newLinkedHashMap();
|
||
|
|
inputs.put(INPUT1, "var __FOO__ = 1;");
|
||
|
|
inputs.put(INPUT2, "var __BAR__ = 2;");
|
||
|
|
RunResult result1 = compile(inputs.get(INPUT1), INPUT1);
|
||
|
|
RunResult result2 = compile(inputs.get(INPUT2), INPUT2);
|
||
|
|
|
||
|
|
final String MAP1 = "map1";
|
||
|
|
final String MAP2 = "map2";
|
||
|
|
final LinkedHashMap<String, String> maps = Maps.newLinkedHashMap();
|
||
|
|
maps.put(MAP1, result1.sourceMapFileContent);
|
||
|
|
maps.put(MAP2, result2.sourceMapFileContent);
|
||
|
|
|
||
|
|
List<SourceMapSection> sections = Lists.newArrayList();
|
||
|
|
|
||
|
|
StringBuilder output = new StringBuilder();
|
||
|
|
FilePosition offset = appendAndCount(output, result1.generatedSource);
|
||
|
|
sections.add(SourceMapSection.forURL(MAP1, 0, 0));
|
||
|
|
output.append(result2.generatedSource);
|
||
|
|
sections.add(
|
||
|
|
SourceMapSection.forURL(MAP2, offset.getLine(), offset.getColumn()));
|
||
|
|
|
||
|
|
SourceMapGeneratorV3 generator = new SourceMapGeneratorV3();
|
||
|
|
StringBuilder mapContents = new StringBuilder();
|
||
|
|
generator.appendIndexMapTo(mapContents, "out.js", sections);
|
||
|
|
|
||
|
|
check(inputs, output.toString(), mapContents.toString(),
|
||
|
|
new SourceMapSupplier() {
|
||
|
|
@Override
|
||
|
|
public String getSourceMap(String url){
|
||
|
|
return maps.get(url);
|
||
|
|
}});
|
||
|
|
}
|
||
|
|
|
||
|
|
public void testSourceMapMerging() throws Exception {
|
||
|
|
final String INPUT1 = "file1";
|
||
|
|
final String INPUT2 = "file2";
|
||
|
|
LinkedHashMap<String, String> inputs = Maps.newLinkedHashMap();
|
||
|
|
inputs.put(INPUT1, "var __FOO__ = 1;");
|
||
|
|
inputs.put(INPUT2, "var __BAR__ = 2;");
|
||
|
|
RunResult result1 = compile(inputs.get(INPUT1), INPUT1);
|
||
|
|
RunResult result2 = compile(inputs.get(INPUT2), INPUT2);
|
||
|
|
|
||
|
|
StringBuilder output = new StringBuilder();
|
||
|
|
FilePosition offset = appendAndCount(output, result1.generatedSource);
|
||
|
|
output.append(result2.generatedSource);
|
||
|
|
|
||
|
|
SourceMapGeneratorV3 generator = new SourceMapGeneratorV3();
|
||
|
|
|
||
|
|
generator.mergeMapSection(0, 0, result1.sourceMapFileContent);
|
||
|
|
generator.mergeMapSection(offset.getLine(), offset.getColumn(),
|
||
|
|
result2.sourceMapFileContent);
|
||
|
|
|
||
|
|
StringBuilder mapContents = new StringBuilder();
|
||
|
|
generator.appendTo(mapContents, "out.js");
|
||
|
|
|
||
|
|
check(inputs, output.toString(), mapContents.toString());
|
||
|
|
}
|
||
|
|
|
||
|
|
FilePosition count(String js) {
|
||
|
|
int line = 0, column = 0;
|
||
|
|
for (int i = 0; i < js.length(); i++) {
|
||
|
|
if (js.charAt(i) == '\n') {
|
||
|
|
line++;
|
||
|
|
column = 0;
|
||
|
|
} else {
|
||
|
|
column++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return new FilePosition(line, column);
|
||
|
|
}
|
||
|
|
|
||
|
|
FilePosition appendAndCount(Appendable out, String js) throws IOException {
|
||
|
|
out.append(js);
|
||
|
|
return count(js);
|
||
|
|
}
|
||
|
|
}
|