public void testAboutBindingIn3x() throws Exception {
    ICommandService commandService = (ICommandService) fWorkbench.getAdapter(ICommandService.class);
    IBindingService bindingService = (IBindingService) fWorkbench.getAdapter(IBindingService.class);

    final Scheme activeScheme = bindingService.getActiveScheme();

    ParameterizedCommand aboutCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.HELP_ABOUT), null);
    ParameterizedCommand activateEditorCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.WINDOW_ACTIVATE_EDITOR), null);

    final KeySequence keyF12 = KeySequence.getInstance("F12");
    final Binding editorBinding = bindingService.getPerfectMatch(keyF12);
    assertNotNull(editorBinding);
    assertEquals(activateEditorCmd, editorBinding.getParameterizedCommand());

    EBindingService ebs = (EBindingService) fWorkbench.getService(EBindingService.class);
    HashMap<String, String> attrs = new HashMap<String, String>();
    attrs.put(EBindingService.TYPE_ATTR_TAG, "user");
    final Binding localAboutBinding =
        ebs.createBinding(keyF12, aboutCmd, IContextService.CONTEXT_ID_WINDOW, attrs);
    assertEquals(Binding.USER, localAboutBinding.getType());

    final Binding[] bindings = bindingService.getBindings();
    Binding[] added = new Binding[bindings.length + 1];
    System.arraycopy(bindings, 0, added, 0, bindings.length);

    added[bindings.length] = localAboutBinding;
    bindingService.savePreferences(activeScheme, added);

    final Binding secondMatch = bindingService.getPerfectMatch(keyF12);
    // fails
    assertNotNull(secondMatch);
    assertEquals(aboutCmd, secondMatch.getParameterizedCommand());
  }
  public void testAboutBindingEmacs() throws Exception {

    ICommandService commandService = (ICommandService) fWorkbench.getAdapter(ICommandService.class);
    IBindingService bindingService = (IBindingService) fWorkbench.getAdapter(IBindingService.class);

    final Scheme emacsScheme = bindingService.getScheme(EMACS_SCHEME_ID);
    assertNotNull(emacsScheme);
    final Binding[] originalBindings = bindingService.getBindings();
    bindingService.savePreferences(emacsScheme, originalBindings);

    ParameterizedCommand findAndReplaceCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.EDIT_FIND_AND_REPLACE), null);
    ParameterizedCommand aboutCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.HELP_ABOUT), null);

    final KeySequence keyAltR = KeySequence.getInstance("ALT+R");
    final KeySequence keyAltCtrlShiftI = KeySequence.getInstance("ALT+CTRL+SHIFT+I");
    final Binding findAndReplaceBinding = bindingService.getPerfectMatch(keyAltR);

    assertNotNull(findAndReplaceBinding);
    assertEquals(findAndReplaceCmd, findAndReplaceBinding.getParameterizedCommand());
    assertEquals(EMACS_SCHEME_ID, findAndReplaceBinding.getSchemeId());

    EBindingService ebs = (EBindingService) fWorkbench.getService(EBindingService.class);
    HashMap<String, String> attrs = new HashMap<String, String>();
    attrs.put(EBindingService.TYPE_ATTR_TAG, "user");
    attrs.put(EBindingService.SCHEME_ID_ATTR_TAG, EMACS_SCHEME_ID);
    final Binding localAboutBinding =
        ebs.createBinding(keyAltR, aboutCmd, IContextService.CONTEXT_ID_WINDOW, attrs);
    assertNotNull(localAboutBinding);
    assertEquals(Binding.USER, localAboutBinding.getType());
    assertEquals(EMACS_SCHEME_ID, localAboutBinding.getSchemeId());

    final Binding[] bindings = originalBindings;
    Binding[] added = new Binding[bindings.length + 2];
    System.arraycopy(bindings, 0, added, 0, bindings.length);

    Binding del =
        new KeyBinding(
            keyAltR,
            null,
            EMACS_SCHEME_ID,
            IContextService.CONTEXT_ID_WINDOW,
            null,
            null,
            null,
            Binding.USER);
    added[bindings.length] = del;
    added[bindings.length + 1] = localAboutBinding;
    bindingService.savePreferences(emacsScheme, added);

    // the match should be the user binding that we just added
    final Binding secondMatch = bindingService.getPerfectMatch(keyAltR);
    assertNotNull(secondMatch);
    assertEquals(aboutCmd, secondMatch.getParameterizedCommand());

    // go back to the defaults
    bindingService.savePreferences(emacsScheme, originalBindings);
    final Binding thirdMatch = bindingService.getPerfectMatch(keyAltR);
    assertNotNull(thirdMatch);
    assertEquals(findAndReplaceCmd, thirdMatch.getParameterizedCommand());

    // try assigning alt-ctrl-shift-i (no other binding uses this for this
    // context) to the 'about' command
    final Binding localAboutBinding1 =
        ebs.createBinding(keyAltCtrlShiftI, aboutCmd, IContextService.CONTEXT_ID_WINDOW, attrs);
    assertNotNull(localAboutBinding1);
    assertEquals(Binding.USER, localAboutBinding1.getType());
    assertEquals(EMACS_SCHEME_ID, localAboutBinding.getSchemeId());

    Binding[] added1 = new Binding[bindings.length + 1];
    System.arraycopy(bindings, 0, added1, 0, bindings.length);
    added1[bindings.length] = localAboutBinding1;

    bindingService.savePreferences(emacsScheme, added1);
    final Binding fourthMatch = bindingService.getPerfectMatch(keyAltCtrlShiftI);
    assertNotNull(fourthMatch);
    assertEquals(aboutCmd, fourthMatch.getParameterizedCommand());
    assertEquals(EMACS_SCHEME_ID, fourthMatch.getSchemeId());
  }
  public void testAboutBinding() throws Exception {
    ICommandService commandService = (ICommandService) fWorkbench.getAdapter(ICommandService.class);
    IBindingService bindingService = (IBindingService) fWorkbench.getAdapter(IBindingService.class);

    final Scheme activeScheme = bindingService.getActiveScheme();
    final Binding[] originalBindings = bindingService.getBindings();

    ParameterizedCommand aboutCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.HELP_ABOUT), null);
    ParameterizedCommand activateEditorCmd =
        new ParameterizedCommand(
            commandService.getCommand(IWorkbenchCommandConstants.WINDOW_ACTIVATE_EDITOR), null);

    final KeySequence keyF12 = KeySequence.getInstance("F12");
    final KeySequence keyAltCtrlShiftI = KeySequence.getInstance("ALT+CTRL+SHIFT+I");
    final Binding editorBinding = bindingService.getPerfectMatch(keyF12);
    assertNotNull(editorBinding);
    assertEquals(activateEditorCmd, editorBinding.getParameterizedCommand());

    EBindingService ebs = (EBindingService) fWorkbench.getService(EBindingService.class);
    HashMap<String, String> attrs = new HashMap<String, String>();
    attrs.put(EBindingService.TYPE_ATTR_TAG, "user");
    final Binding localAboutBinding =
        ebs.createBinding(keyF12, aboutCmd, IContextService.CONTEXT_ID_WINDOW, attrs);
    assertEquals(Binding.USER, localAboutBinding.getType());

    // test unbinding a system binding and adding a user binding (same
    // triggers and context)
    final Binding[] bindings = originalBindings;
    Binding[] added = new Binding[bindings.length + 2];
    System.arraycopy(bindings, 0, added, 0, bindings.length);

    Binding del =
        new KeyBinding(
            keyF12,
            null,
            IBindingService.DEFAULT_DEFAULT_ACTIVE_SCHEME_ID,
            IContextService.CONTEXT_ID_WINDOW,
            null,
            null,
            null,
            Binding.USER);
    added[bindings.length] = del;
    added[bindings.length + 1] = localAboutBinding;
    bindingService.savePreferences(activeScheme, added);

    // the match should be the user binding that we just added
    final Binding secondMatch = bindingService.getPerfectMatch(keyF12);
    assertNotNull(secondMatch);
    assertEquals(aboutCmd, secondMatch.getParameterizedCommand());

    // go back to the defaults
    bindingService.savePreferences(activeScheme, originalBindings);
    final Binding thirdMatch = bindingService.getPerfectMatch(keyF12);
    assertNotNull(thirdMatch);
    assertEquals(activateEditorCmd, thirdMatch.getParameterizedCommand());

    // try assigning alt-ctrl-shift-i (no other binding uses this for this
    // context) to the 'about' command
    final Binding localAboutBinding1 =
        ebs.createBinding(keyAltCtrlShiftI, aboutCmd, IContextService.CONTEXT_ID_WINDOW, attrs);
    assertEquals(Binding.USER, localAboutBinding1.getType());
    Binding[] added1 = new Binding[bindings.length + 1];
    System.arraycopy(bindings, 0, added1, 0, bindings.length);
    added1[bindings.length] = localAboutBinding1;

    bindingService.savePreferences(activeScheme, added1);
    final Binding fourthMatch = bindingService.getPerfectMatch(keyAltCtrlShiftI);
    assertNotNull(fourthMatch);
    assertEquals(aboutCmd, fourthMatch.getParameterizedCommand());
  }