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      1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/bookmarks/bookmark_model.h"
      6 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h"
      7 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h"
      8 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_folder_target.h"
      9 #include "chrome/browser/ui/cocoa/bookmarks/bookmark_button.h"
     10 #include "chrome/browser/ui/cocoa/browser_test_helper.h"
     11 #include "chrome/browser/ui/cocoa/cocoa_test_helper.h"
     12 #include "testing/gtest/include/gtest/gtest.h"
     13 #include "testing/platform_test.h"
     14 #import "third_party/ocmock/OCMock/OCMock.h"
     15 
     16 @interface OCMockObject(PreventRetainCycle)
     17 - (void)clearRecordersAndExpectations;
     18 @end
     19 
     20 @implementation OCMockObject(PreventRetainCycle)
     21 
     22 // We need a mechanism to clear the invocation handlers to break a
     23 // retain cycle (see below; search for "retain cycle").
     24 - (void)clearRecordersAndExpectations {
     25   [recorders removeAllObjects];
     26   [expectations removeAllObjects];
     27 }
     28 
     29 @end
     30 
     31 
     32 class BookmarkFolderTargetTest : public CocoaTest {
     33  public:
     34   virtual void SetUp() {
     35     CocoaTest::SetUp();
     36     BookmarkModel* model = helper_.profile()->GetBookmarkModel();
     37     bmbNode_ = model->GetBookmarkBarNode();
     38   }
     39   virtual void TearDown() {
     40     pool_.Recycle();
     41     CocoaTest::TearDown();
     42   }
     43 
     44   BrowserTestHelper helper_;
     45   const BookmarkNode* bmbNode_;
     46   base::mac::ScopedNSAutoreleasePool pool_;
     47 };
     48 
     49 TEST_F(BookmarkFolderTargetTest, StartWithNothing) {
     50   // Need a fake "button" which has a bookmark node.
     51   id sender = [OCMockObject mockForClass:[BookmarkButton class]];
     52   [[[sender stub] andReturnValue:OCMOCK_VALUE(bmbNode_)] bookmarkNode];
     53 
     54   // Fake controller
     55   id controller = [OCMockObject mockForClass:[BookmarkBarFolderController
     56                                                class]];
     57   // No current folder
     58   [[[controller stub] andReturn:nil] folderController];
     59 
     60   // Make sure we get an addNew
     61   [[controller expect] addNewFolderControllerWithParentButton:sender];
     62 
     63   scoped_nsobject<BookmarkFolderTarget> target(
     64     [[BookmarkFolderTarget alloc] initWithController:controller]);
     65 
     66   [target openBookmarkFolderFromButton:sender];
     67   [controller verify];
     68 }
     69 
     70 TEST_F(BookmarkFolderTargetTest, ReopenSameFolder) {
     71   // Need a fake "button" which has a bookmark node.
     72   id sender = [OCMockObject mockForClass:[BookmarkButton class]];
     73   [[[sender stub] andReturnValue:OCMOCK_VALUE(bmbNode_)] bookmarkNode];
     74 
     75   // Fake controller
     76   id controller = [OCMockObject mockForClass:[BookmarkBarFolderController
     77                                                class]];
     78   // YES a current folder.  Self-mock that as well, so "same" will be
     79   // true.  Note this creates a retain cycle in OCMockObject; we
     80   // accomodate at the end of this function.
     81   [[[controller stub] andReturn:controller] folderController];
     82   [[[controller stub] andReturn:sender] parentButton];
     83 
     84   // The folder is open, so a click should close just that folder (and
     85   // any subfolders).
     86   [[controller expect] closeBookmarkFolder:controller];
     87 
     88   scoped_nsobject<BookmarkFolderTarget> target(
     89       [[BookmarkFolderTarget alloc] initWithController:controller]);
     90 
     91   [target openBookmarkFolderFromButton:sender];
     92   [controller verify];
     93 
     94   // Our use of OCMockObject means an object can return itself.  This
     95   // creates a retain cycle, since OCMock retains all objects used in
     96   // mock creation.  Clear out the invocation handlers of all
     97   // OCMockRecorders we used to break the cycles.
     98   [controller clearRecordersAndExpectations];
     99 }
    100 
    101 TEST_F(BookmarkFolderTargetTest, ReopenNotSame) {
    102   // Need a fake "button" which has a bookmark node.
    103   id sender = [OCMockObject mockForClass:[BookmarkButton class]];
    104   [[[sender stub] andReturnValue:OCMOCK_VALUE(bmbNode_)] bookmarkNode];
    105 
    106   // Fake controller
    107   id controller = [OCMockObject mockForClass:[BookmarkBarFolderController
    108                                                class]];
    109   // YES a current folder but NOT same.
    110   [[[controller stub] andReturn:controller] folderController];
    111   [[[controller stub] andReturn:nil] parentButton];
    112 
    113   // Insure the controller gets a chance to decide which folders to
    114   // close and open.
    115   [[controller expect] addNewFolderControllerWithParentButton:sender];
    116 
    117   scoped_nsobject<BookmarkFolderTarget> target(
    118     [[BookmarkFolderTarget alloc] initWithController:controller]);
    119 
    120   [target openBookmarkFolderFromButton:sender];
    121   [controller verify];
    122 
    123   // Break retain cycles.
    124   [controller clearRecordersAndExpectations];
    125 }
    126