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Merge remote-tracking branch 'origin/master'

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Yann Cébron
2013-11-19 16:50:17 +01:00
parent 62cbb8c70a d2b7abe4c7
commit fdfc865a64
1 changed files with 64 additions and 0 deletions
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java/java-tests/testSrc/com/intellij/psi/PsiModificationTrackerTest.java
+64
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@@ -2,11 +2,16 @@ package com.intellij.psi;
import com.intellij.ide.highlighter.JavaFileType;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.SelectionModel;
import com.intellij.openapi.fileEditor.FileDocumentManager;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.impl.PsiManagerEx;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.psi.util.PsiModificationTracker;
import com.intellij.testFramework.IdeaTestCase;
import com.intellij.testFramework.PlatformTestUtil;
import com.intellij.testFramework.fixtures.LightPlatformCodeInsightFixtureTestCase;
import com.intellij.util.Processor;
import org.jetbrains.annotations.NonNls;
@@ -143,4 +148,63 @@ public class PsiModificationTrackerTest extends LightPlatformCodeInsightFixtureT
assertEquals(count + 1, modificationTracker.getJavaStructureModificationCount());
}
public void _testClassShouldNotAppearWithoutEvents() throws IOException {
VirtualFile file = myFixture.getTempDirFixture().createFile("Foo.java", "");
final Document document = FileDocumentManager.getInstance().getDocument(file);
assertNotNull(document);
new WriteCommandAction.Simple(getProject()) {
@Override
protected void run() throws Throwable {
assertNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
PsiModificationTracker tracker = PsiManager.getInstance(getProject()).getModificationTracker();
long count1 = tracker.getJavaStructureModificationCount();
document.insertString(0, "class Foo {}");
assertEquals(count1, tracker.getJavaStructureModificationCount()); // no PSI changes yet
//so the class should not exist
assertNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
assertFalse(count1 == tracker.getJavaStructureModificationCount());
assertNotNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
}
}.execute();
}
public void _testClassShouldNotDisappearWithoutEvents() throws IOException {
new WriteCommandAction.Simple(getProject()) {
@Override
protected void run() throws Throwable {
PsiModificationTracker tracker = PsiManager.getInstance(getProject()).getModificationTracker();
long count0 = tracker.getJavaStructureModificationCount();
VirtualFile file = myFixture.addFileToProject("Foo.java", "class Foo {}").getVirtualFile();
final Document document = FileDocumentManager.getInstance().getDocument(file);
assertNotNull(document);
assertNotNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
long count1 = tracker.getJavaStructureModificationCount();
assertFalse(count1 == count0);
document.deleteString(0, document.getTextLength());
// gc softly-referenced file and AST
PlatformTestUtil.tryGcSoftlyReachableObjects();
assertNull(((PsiManagerEx)PsiManager.getInstance(getProject())).getFileManager().getCachedPsiFile(file));
assertEquals(count1, tracker.getJavaStructureModificationCount()); // no PSI changes yet
//so the class should exist
assertNotNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
assertFalse(count1 == tracker.getJavaStructureModificationCount());
assertNull(JavaPsiFacade.getInstance(getProject()).findClass("Foo", GlobalSearchScope.allScope(getProject())));
}
}.execute();
}
}