public void testDocumentGced() throws Exception {
VirtualFile vFile = createFile();
PsiDocumentManagerImpl documentManager = getPsiDocumentManager();
long id = System.identityHashCode(documentManager.getDocument(getPsiManager().findFile(vFile)));
documentManager.commitAllDocuments();
UIUtil.dispatchAllInvocationEvents();
UIUtil.dispatchAllInvocationEvents();
assertEmpty(documentManager.getUncommittedDocuments());
LeakHunter.checkLeak(documentManager, DocumentImpl.class);
LeakHunter.checkLeak(
documentManager,
PsiFileImpl.class,
new Processor<PsiFileImpl>() {
@Override
public boolean process(PsiFileImpl psiFile) {
return psiFile.getViewProvider().getVirtualFile().getFileSystem()
instanceof LocalFileSystem;
}
});
// Class.forName("com.intellij.util.ProfilingUtil").getDeclaredMethod("forceCaptureMemorySnapshot").invoke(null);
Reference<Document> reference = vFile.getUserData(FileDocumentManagerImpl.DOCUMENT_KEY);
assertNotNull(reference);
for (int i = 0; i < 1000; i++) {
UIUtil.dispatchAllInvocationEvents();
if (reference.get() == null) break;
System.gc();
}
assertNull(documentManager.getCachedDocument(getPsiManager().findFile(vFile)));
Document newDoc = documentManager.getDocument(getPsiManager().findFile(vFile));
assertTrue(id != System.identityHashCode(newDoc));
}
private RangeMarkerEx createMarker(PsiFile psiFile, final int start, final int end) {
document = documentManager.getDocument(psiFile);
return (RangeMarkerEx) document.createRangeMarker(start, end);
}
public void testDocumentFromAlienProjectDoesNotEndsUpInMyUncommittedList() throws Exception {
PsiFile file = getPsiManager().findFile(createFile());
final Document document = getPsiDocumentManager().getDocument(file);
File temp = createTempDirectory();
final Project alienProject =
createProject(new File(temp, "alien.ipr"), DebugUtil.currentStackTrace());
boolean succ2 = ProjectManagerEx.getInstanceEx().openProject(alienProject);
assertTrue(succ2);
try {
PsiManager alienManager = PsiManager.getInstance(alienProject);
final String alienText = "alien";
LightVirtualFile alienVirt = new LightVirtualFile("foo.java", alienText);
final PsiFile alienFile = alienManager.findFile(alienVirt);
final PsiDocumentManagerImpl alienDocManager =
(PsiDocumentManagerImpl) PsiDocumentManager.getInstance(alienProject);
final Document alienDocument = alienDocManager.getDocument(alienFile);
// alienDocument.putUserData(CACHED_VIEW_PROVIDER, new MockFileViewProvider(alienFile));
assertEquals(0, alienDocManager.getUncommittedDocuments().length);
assertEquals(0, getPsiDocumentManager().getUncommittedDocuments().length);
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
public void run() {
getPsiDocumentManager()
.documentChanged(
new DocumentEventImpl(
alienDocument,
0,
"",
"",
alienDocument.getModificationStamp(),
false));
assertEquals(0, getPsiDocumentManager().getUncommittedDocuments().length);
assertEquals(0, alienDocManager.getUncommittedDocuments().length);
alienDocManager.documentChanged(
new DocumentEventImpl(
alienDocument, 0, "", "", alienDocument.getModificationStamp(), false));
assertEquals(0, getPsiDocumentManager().getUncommittedDocuments().length);
assertEquals(1, alienDocManager.getUncommittedDocuments().length);
getPsiDocumentManager()
.documentChanged(
new DocumentEventImpl(
document, 0, "", "", document.getModificationStamp(), false));
assertEquals(1, getPsiDocumentManager().getUncommittedDocuments().length);
assertEquals(1, alienDocManager.getUncommittedDocuments().length);
alienDocManager.documentChanged(
new DocumentEventImpl(
document, 0, "", "", document.getModificationStamp(), false));
assertEquals(1, getPsiDocumentManager().getUncommittedDocuments().length);
assertEquals(1, alienDocManager.getUncommittedDocuments().length);
}
});
} finally {
ProjectUtil.closeAndDispose(alienProject);
}
}