41 lines
1.2 KiB
Java
41 lines
1.2 KiB
Java
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package ch.usi.inf.sp.dom;
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import ch.usi.inf.sp.cfg.BasicBlock;
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import org.junit.jupiter.api.Test;
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import static org.junit.jupiter.api.Assertions.*;
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class DominatorTreeTest {
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@Test
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void newDominatorTree() {
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DominatorTree t = new DominatorTree();
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assertNull(t.getRoot());
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assertEquals(0, t.getNodes().size());
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assertEquals(0, t.getEdges().size());
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}
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@Test
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void setRoot() {
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DominatorTree t = new DominatorTree();
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BasicBlock b = new BasicBlock(0);
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t.setRootBlock(b);
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assertSame(b, t.getRoot().getBlock());
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assertEquals(1, t.getNodes().size());
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assertSame(b, t.getNodes().get(0).getBlock());
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assertEquals(0, t.getEdges().size());
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}
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@Test
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void addDominanceEdge() {
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DominatorTree t = new DominatorTree();
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BasicBlock rootBlock = new BasicBlock(1);
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BasicBlock childBlock = new BasicBlock(2);
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t.setRootBlock(rootBlock);
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DominanceEdge edge = t.addDominanceEdge(rootBlock, childBlock);
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assertSame(rootBlock, t.getRoot().getBlock());
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assertEquals(1, t.getRoot().getOutEdges().size());
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assertSame(edge, t.getRoot().getOutEdges().get(0));
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}
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}
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