chrome/browser/ui/cocoa/download/download_shelf_mac_unittest.mm

   1 // Copyright (c) 2011 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 #import "base/mac/scoped_nsobject.h"
   6 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
   7 #include "chrome/browser/ui/cocoa/download/download_shelf_mac.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9 #include "testing/platform_test.h"
  10
  11 // A fake implementation of DownloadShelfController. It implements only the
  12 // methods that DownloadShelfMac call during the tests in this file. We get this
  13 // class into the DownloadShelfMac constructor by some questionable casting --
  14 // Objective C is a dynamic language, so we pretend that's ok.
  15
  16 @interface FakeDownloadShelfController : NSObject {
  17  @public
  18   int callCountIsVisible;
  19   int callCountShow;
  20   int callCountHide;
  21   int callCountCloseWithUserAction;
  22 }
  23
  24 - (BOOL)isVisible;
  25 - (void)showDownloadShelf:(BOOL)enable
  26              isUserAction:(BOOL)isUserAction;
  27 @end
  28
  29 @implementation FakeDownloadShelfController
  30
  31 - (BOOL)isVisible {
  32   ++callCountIsVisible;
  33   return YES;
  34 }
  35
  36 - (void)showDownloadShelf:(BOOL)enable
  37              isUserAction:(BOOL)isUserAction {
  38   if (enable)
  39     ++callCountShow;
  40   else
  41     ++callCountHide;
  42   if (isUserAction && !enable)
  43     ++callCountCloseWithUserAction;
  44 }
  45
  46 @end
  47
  48
  49 namespace {
  50
  51 class DownloadShelfMacTest : public CocoaProfileTest {
  52   void SetUp() override {
  53     CocoaProfileTest::SetUp();
  54     shelf_controller_.reset([[FakeDownloadShelfController alloc] init]);
  55   }
  56
  57  protected:
  58   base::scoped_nsobject<FakeDownloadShelfController> shelf_controller_;
  59 };
  60
  61 TEST_F(DownloadShelfMacTest, CreationDoesNotCallShow) {
  62   // Also make sure the DownloadShelfMacTest constructor doesn't crash.
  63   DownloadShelfMac shelf(browser(),
  64       (DownloadShelfController*)shelf_controller_.get());
  65   EXPECT_EQ(0, shelf_controller_.get()->callCountShow);
  66 }
  67
  68 TEST_F(DownloadShelfMacTest, ForwardsShow) {
  69   DownloadShelfMac shelf(browser(),
  70       (DownloadShelfController*)shelf_controller_.get());
  71   EXPECT_EQ(0, shelf_controller_.get()->callCountShow);
  72   shelf.Show();
  73   EXPECT_EQ(1, shelf_controller_.get()->callCountShow);
  74 }
  75
  76 TEST_F(DownloadShelfMacTest, ForwardsHide) {
  77   DownloadShelfMac shelf(browser(),
  78       (DownloadShelfController*)shelf_controller_.get());
  79   EXPECT_EQ(0, shelf_controller_.get()->callCountHide);
  80   shelf.Close(DownloadShelf::AUTOMATIC);
  81   EXPECT_EQ(1, shelf_controller_.get()->callCountHide);
  82   EXPECT_EQ(0, shelf_controller_.get()->callCountCloseWithUserAction);
  83 }
  84
  85 TEST_F(DownloadShelfMacTest, ForwardsHideWithUserAction) {
  86   DownloadShelfMac shelf(browser(),
  87       (DownloadShelfController*)shelf_controller_.get());
  88   EXPECT_EQ(0, shelf_controller_.get()->callCountHide);
  89   shelf.Close(DownloadShelf::USER_ACTION);
  90   EXPECT_EQ(1, shelf_controller_.get()->callCountHide);
  91   EXPECT_EQ(1, shelf_controller_.get()->callCountCloseWithUserAction);
  92 }
  93
  94 TEST_F(DownloadShelfMacTest, ForwardsIsShowing) {
  95   DownloadShelfMac shelf(browser(),
  96       (DownloadShelfController*)shelf_controller_.get());
  97   EXPECT_EQ(0, shelf_controller_.get()->callCountIsVisible);
  98   shelf.IsShowing();
  99   EXPECT_EQ(1, shelf_controller_.get()->callCountIsVisible);
 100 }
 101
 102 }  // namespace