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Code Issues Wiki Activity

Improve ASTCache tests

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This commit is contained in:
Anton Leherbauer 2007-03-23 14:20:39 +00:00
parent 06d652b74c
commit be452903f0
1 changed files with 45 additions and 6 deletions
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51
core/org.eclipse.cdt.core.tests/model/org/eclipse/cdt/core/model/tests/ASTCacheTests.java
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@ -51,9 +51,8 @@ public class ASTCacheTests extends BaseTestCase {
public void run() { public void run() {
while (!fStopped) { while (!fStopped) {
try { try {
Thread.sleep(500); Thread.sleep(200);
fCache.aboutToBeReconciled(fTU); fCache.aboutToBeReconciled(fTU);
IASTTranslationUnit ast;
synchronized (this) { synchronized (this) {
notifyAll(); notifyAll();
} }
@ -131,7 +130,8 @@ public class ASTCacheTests extends BaseTestCase {
public void testASTCache() throws Exception { public void testASTCache() throws Exception {
checkActiveElement(); checkActiveElement();
checkSingleThreadAccess(); checkSingleThreadAccess();
checkAccessWithBackgroundReconciler(); checkAccessWithSequentialReconciler();
checkAccessWithConcurrentReconciler();
} }
private void checkActiveElement() throws Exception { private void checkActiveElement() throws Exception {
@ -161,15 +161,15 @@ public class ASTCacheTests extends BaseTestCase {
assertNotNull(ast); assertNotNull(ast);
} }
private void checkAccessWithBackgroundReconciler() throws Exception { private void checkAccessWithSequentialReconciler() throws Exception {
ASTCache cache= new ASTCache(); ASTCache cache= new ASTCache();
cache.setActiveElement(fTU1); cache.setActiveElement(fTU1);
MockReconciler reconciler1= new MockReconciler(fTU1, cache); MockReconciler reconciler1= new MockReconciler(fTU1, cache);
MockReconciler reconciler2= null; MockReconciler reconciler2= null;
try { try {
assertFalse(cache.isReconciling(fTU1)); assertFalse(cache.isReconciling(fTU1));
reconciler1.start();
synchronized (reconciler1) { synchronized (reconciler1) {
reconciler1.start();
reconciler1.wait(); reconciler1.wait();
} }
IASTTranslationUnit ast; IASTTranslationUnit ast;
@ -180,8 +180,8 @@ public class ASTCacheTests extends BaseTestCase {
// change active element // change active element
cache.setActiveElement(fTU2); cache.setActiveElement(fTU2);
reconciler2= new MockReconciler(fTU2, cache); reconciler2= new MockReconciler(fTU2, cache);
reconciler2.start();
synchronized (reconciler2) { synchronized (reconciler2) {
reconciler2.start();
reconciler2.wait(); reconciler2.wait();
} }
ast= cache.getAST(fTU2, fIndex, true, null); ast= cache.getAST(fTU2, fIndex, true, null);
@ -197,4 +197,43 @@ public class ASTCacheTests extends BaseTestCase {
} }
} }
private void checkAccessWithConcurrentReconciler() throws Exception {
ASTCache cache= new ASTCache();
MockReconciler reconciler1= new MockReconciler(fTU1, cache);
MockReconciler reconciler2= new MockReconciler(fTU2, cache);
reconciler1.start();
Thread.sleep(100);
reconciler2.start();
try {
for (int i= 0; i < 10; i++) {
IASTTranslationUnit ast;
cache.setActiveElement(fTU1);
ast= cache.getAST(fTU1, fIndex, false, null);
if (ast != null) {
assertSame(ast, reconciler1.fAST);
}
ast= cache.getAST(fTU1, fIndex, true, null);
assertNotNull(ast);
assertEquals("void foo1() {}", ast.getDeclarations()[0].getRawSignature());
// change active element
cache.setActiveElement(fTU2);
ast= cache.getAST(fTU1, fIndex, false, null);
if (ast != null) {
assertSame(ast, reconciler2.fAST);
}
ast= cache.getAST(fTU2, fIndex, true, null);
assertNotNull(ast);
assertEquals("void foo2() {}", ast.getDeclarations()[0].getRawSignature());
}
} finally {
reconciler1.fStopped= true;
reconciler1.join(1000);
if (reconciler2 != null) {
reconciler2.fStopped= true;
reconciler2.join(1000);
}
}
}
} }