private void doDeannotate(@NonNls final String testPath, String hint1, String hint2)
      throws Throwable {
    myFixture.configureByFile(testPath);
    final PsiFile file = myFixture.getFile();
    final Editor editor = myFixture.getEditor();

    assertNotAvailable(hint1);
    assertNotAvailable(hint2);

    final DeannotateIntentionAction deannotateFix = new DeannotateIntentionAction();
    assertTrue(deannotateFix.isAvailable(myProject, editor, file));

    final PsiModifierListOwner container = DeannotateIntentionAction.getContainer(editor, file);
    startListening(container, AnnotationUtil.NOT_NULL, true);
    new WriteCommandAction(myProject) {
      @Override
      protected void run(final Result result) throws Throwable {
        ExternalAnnotationsManager.getInstance(myProject)
            .deannotate(container, AnnotationUtil.NOT_NULL);
      }
    }.execute();
    stopListeningAndCheckEvents();

    FileDocumentManager.getInstance().saveAllDocuments();

    IntentionAction fix = myFixture.findSingleIntention(hint1);
    assertNotNull(fix);

    fix = myFixture.findSingleIntention(hint2);
    assertNotNull(fix);

    assertFalse(deannotateFix.isAvailable(myProject, editor, file));
  }
  public void testAnnotated() throws Throwable {
    PsiFile psiFile = myFixture.configureByFile("lib/p/TestAnnotated.java");
    PsiTestUtil.addSourceRoot(myModule, psiFile.getVirtualFile().getParent());
    final PsiFile file = myFixture.getFile();
    final Editor editor = myFixture.getEditor();
    assertNotAvailable("Annotate method 'get' as @NotNull");
    assertNotAvailable("Annotate method 'get' as @Nullable");

    final DeannotateIntentionAction deannotateFix = new DeannotateIntentionAction();
    assertFalse(deannotateFix.isAvailable(myProject, editor, file));
  }
  public void testAnnotateLibrary() throws Throwable {

    addDefaultLibrary();
    myFixture.configureByFiles("lib/p/TestPrimitive.java", "content/anno/p/annotations.xml");
    myFixture.configureByFiles("lib/p/Test.java");
    final PsiFile file = myFixture.getFile();
    final Editor editor = myFixture.getEditor();

    final IntentionAction fix = myFixture.findSingleIntention("Annotate method 'get' as @NotNull");
    assertTrue(fix.isAvailable(myProject, editor, file));

    // expecting other @Nullable annotations to be removed, and default @NotNull to be added
    List<Trinity<PsiModifierListOwner, String, Boolean>> expectedSequence =
        new ArrayList<Trinity<PsiModifierListOwner, String, Boolean>>();
    for (String notNull : NullableNotNullManager.getInstance(myProject).getNullables()) {
      expectedSequence.add(Trinity.create(getOwner(), notNull, false));
    }
    expectedSequence.add(Trinity.create(getOwner(), AnnotationUtil.NOT_NULL, true));
    startListening(expectedSequence);
    new WriteCommandAction(myProject) {
      @Override
      protected void run(final Result result) throws Throwable {
        fix.invoke(myProject, editor, file);
      }
    }.execute();

    FileDocumentManager.getInstance().saveAllDocuments();

    final PsiElement psiElement = file.findElementAt(editor.getCaretModel().getOffset());
    assertNotNull(psiElement);
    final PsiModifierListOwner listOwner =
        PsiTreeUtil.getParentOfType(psiElement, PsiModifierListOwner.class);
    assertNotNull(listOwner);
    assertNotNull(
        ExternalAnnotationsManager.getInstance(myProject)
            .findExternalAnnotation(listOwner, AnnotationUtil.NOT_NULL));
    stopListeningAndCheckEvents();

    myFixture.checkResultByFile(
        "content/anno/p/annotations.xml",
        "content/anno/p/annotationsAnnotateLibrary_after.xml",
        false);
  }