chrome/browser/ui/cocoa/base_bubble_controller_unittest.mm

   1 // Copyright (c) 2012 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 "chrome/browser/ui/cocoa/base_bubble_controller.h"
   6
   7 #include "base/mac/mac_util.h"
   8 #import "base/mac/scoped_nsobject.h"
   9 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
  10 #import "chrome/browser/ui/cocoa/info_bubble_view.h"
  11 #import "chrome/browser/ui/cocoa/run_loop_testing.h"
  12 #import "ui/events/test/cocoa_test_event_utils.h"
  13
  14 namespace {
  15 const CGFloat kBubbleWindowWidth = 100;
  16 const CGFloat kBubbleWindowHeight = 50;
  17 const CGFloat kAnchorPointX = 400;
  18 const CGFloat kAnchorPointY = 300;
  19 }  // namespace
  20
  21 class BaseBubbleControllerTest : public CocoaTest {
  22  public:
  23   virtual void SetUp() OVERRIDE {
  24     bubbleWindow_.reset([[NSWindow alloc]
  25         initWithContentRect:NSMakeRect(0, 0, kBubbleWindowWidth,
  26                                        kBubbleWindowHeight)
  27                   styleMask:NSBorderlessWindowMask
  28                     backing:NSBackingStoreBuffered
  29                       defer:YES]);
  30
  31     // The bubble controller will release itself when the window closes.
  32     controller_ = [[BaseBubbleController alloc]
  33         initWithWindow:bubbleWindow_.get()
  34           parentWindow:test_window()
  35             anchoredAt:NSMakePoint(kAnchorPointX, kAnchorPointY)];
  36     EXPECT_TRUE([controller_ bubble]);
  37   }
  38
  39   virtual void TearDown() OVERRIDE {
  40     // Close our windows.
  41     [controller_ close];
  42     bubbleWindow_.reset(NULL);
  43     CocoaTest::TearDown();
  44   }
  45
  46  public:
  47   base::scoped_nsobject<NSWindow> bubbleWindow_;
  48   BaseBubbleController* controller_;
  49 };
  50
  51 // Test that kAlignEdgeToAnchorEdge and a left bubble arrow correctly aligns the
  52 // left edge of the buble to the anchor point.
  53 TEST_F(BaseBubbleControllerTest, LeftAlign) {
  54   [[controller_ bubble] setArrowLocation:info_bubble::kTopLeft];
  55   [[controller_ bubble] setAlignment:info_bubble::kAlignEdgeToAnchorEdge];
  56   [controller_ showWindow:nil];
  57
  58   NSRect frame = [[controller_ window] frame];
  59   // Make sure the bubble size hasn't changed.
  60   EXPECT_EQ(frame.size.width, kBubbleWindowWidth);
  61   EXPECT_EQ(frame.size.height, kBubbleWindowHeight);
  62   // Make sure the bubble is left aligned.
  63   EXPECT_EQ(NSMinX(frame), kAnchorPointX);
  64   EXPECT_GE(NSMaxY(frame), kAnchorPointY);
  65 }
  66
  67 // Test that kAlignEdgeToAnchorEdge and a right bubble arrow correctly aligns
  68 // the right edge of the buble to the anchor point.
  69 TEST_F(BaseBubbleControllerTest, RightAlign) {
  70   [[controller_ bubble] setArrowLocation:info_bubble::kTopRight];
  71   [[controller_ bubble] setAlignment:info_bubble::kAlignEdgeToAnchorEdge];
  72   [controller_ showWindow:nil];
  73
  74   NSRect frame = [[controller_ window] frame];
  75   // Make sure the bubble size hasn't changed.
  76   EXPECT_EQ(frame.size.width, kBubbleWindowWidth);
  77   EXPECT_EQ(frame.size.height, kBubbleWindowHeight);
  78   // Make sure the bubble is left aligned.
  79   EXPECT_EQ(NSMaxX(frame), kAnchorPointX);
  80   EXPECT_GE(NSMaxY(frame), kAnchorPointY);
  81 }
  82
  83 // Test that kAlignArrowToAnchor and a left bubble arrow correctly aligns
  84 // the bubble arrow to the anchor point.
  85 TEST_F(BaseBubbleControllerTest, AnchorAlignLeftArrow) {
  86   [[controller_ bubble] setArrowLocation:info_bubble::kTopLeft];
  87   [[controller_ bubble] setAlignment:info_bubble::kAlignArrowToAnchor];
  88   [controller_ showWindow:nil];
  89
  90   NSRect frame = [[controller_ window] frame];
  91   // Make sure the bubble size hasn't changed.
  92   EXPECT_EQ(frame.size.width, kBubbleWindowWidth);
  93   EXPECT_EQ(frame.size.height, kBubbleWindowHeight);
  94   // Make sure the bubble arrow points to the anchor.
  95   EXPECT_EQ(NSMinX(frame) + info_bubble::kBubbleArrowXOffset +
  96       roundf(info_bubble::kBubbleArrowWidth / 2.0), kAnchorPointX);
  97   EXPECT_GE(NSMaxY(frame), kAnchorPointY);
  98 }
  99
 100 // Test that kAlignArrowToAnchor and a right bubble arrow correctly aligns
 101 // the bubble arrow to the anchor point.
 102 TEST_F(BaseBubbleControllerTest, AnchorAlignRightArrow) {
 103   [[controller_ bubble] setArrowLocation:info_bubble::kTopRight];
 104   [[controller_ bubble] setAlignment:info_bubble::kAlignArrowToAnchor];
 105   [controller_ showWindow:nil];
 106
 107   NSRect frame = [[controller_ window] frame];
 108   // Make sure the bubble size hasn't changed.
 109   EXPECT_EQ(frame.size.width, kBubbleWindowWidth);
 110   EXPECT_EQ(frame.size.height, kBubbleWindowHeight);
 111   // Make sure the bubble arrow points to the anchor.
 112   EXPECT_EQ(NSMaxX(frame) - info_bubble::kBubbleArrowXOffset -
 113       floorf(info_bubble::kBubbleArrowWidth / 2.0), kAnchorPointX);
 114   EXPECT_GE(NSMaxY(frame), kAnchorPointY);
 115 }
 116
 117 // Test that kAlignArrowToAnchor and a center bubble arrow correctly align
 118 // the bubble towards the anchor point.
 119 TEST_F(BaseBubbleControllerTest, AnchorAlignCenterArrow) {
 120   [[controller_ bubble] setArrowLocation:info_bubble::kTopCenter];
 121   [[controller_ bubble] setAlignment:info_bubble::kAlignArrowToAnchor];
 122   [controller_ showWindow:nil];
 123
 124   NSRect frame = [[controller_ window] frame];
 125   // Make sure the bubble size hasn't changed.
 126   EXPECT_EQ(frame.size.width, kBubbleWindowWidth);
 127   EXPECT_EQ(frame.size.height, kBubbleWindowHeight);
 128   // Make sure the bubble arrow points to the anchor.
 129   EXPECT_EQ(NSMidX(frame), kAnchorPointX);
 130   EXPECT_GE(NSMaxY(frame), kAnchorPointY);
 131 }
 132
 133 // Tests that when a new window gets key state (and the bubble resigns) that
 134 // the key window changes.
 135 TEST_F(BaseBubbleControllerTest, ResignKeyCloses) {
 136   // Closing the bubble will autorelease the controller.
 137   base::scoped_nsobject<BaseBubbleController> keep_alive([controller_ retain]);
 138
 139   NSWindow* bubble_window = [controller_ window];
 140   EXPECT_FALSE([bubble_window isVisible]);
 141
 142   base::scoped_nsobject<NSWindow> other_window(
 143       [[NSWindow alloc] initWithContentRect:NSMakeRect(500, 500, 500, 500)
 144                                   styleMask:NSTitledWindowMask
 145                                     backing:NSBackingStoreBuffered
 146                                       defer:YES]);
 147   EXPECT_FALSE([other_window isVisible]);
 148
 149   [controller_ showWindow:nil];
 150   EXPECT_TRUE([bubble_window isVisible]);
 151   EXPECT_FALSE([other_window isVisible]);
 152
 153   [other_window makeKeyAndOrderFront:nil];
 154   // Fake the key state notification. Because unit_tests is a "daemon" process
 155   // type, its windows can never become key (nor can the app become active).
 156   // Instead of the hacks below, one could make a browser_test or transform the
 157   // process type, but this seems easiest and is best suited to a unit test.
 158   //
 159   // On Lion and above, which have the event taps, simply post a notification
 160   // that will cause the controller to call |-windowDidResignKey:|. Earlier
 161   // OSes can call through directly.
 162   NSNotification* notif =
 163       [NSNotification notificationWithName:NSWindowDidResignKeyNotification
 164                                     object:bubble_window];
 165   if (base::mac::IsOSLionOrLater())
 166     [[NSNotificationCenter defaultCenter] postNotification:notif];
 167   else
 168     [controller_ windowDidResignKey:notif];
 169
 170
 171   EXPECT_FALSE([bubble_window isVisible]);
 172   EXPECT_TRUE([other_window isVisible]);
 173 }
 174
 175 // Test that clicking outside the window causes the bubble to close if
 176 // shouldCloseOnResignKey is YES.
 177 TEST_F(BaseBubbleControllerTest, LionClickOutsideCloses) {
 178   // The event tap is only installed on 10.7+.
 179   if (!base::mac::IsOSLionOrLater())
 180     return;
 181
 182   // Closing the bubble will autorelease the controller.
 183   base::scoped_nsobject<BaseBubbleController> keep_alive([controller_ retain]);
 184   NSWindow* window = [controller_ window];
 185
 186   EXPECT_TRUE([controller_ shouldCloseOnResignKey]);  // Verify default value.
 187   EXPECT_FALSE([window isVisible]);
 188
 189   [controller_ showWindow:nil];
 190
 191   EXPECT_TRUE([window isVisible]);
 192
 193   [controller_ setShouldCloseOnResignKey:NO];
 194   NSEvent* event = cocoa_test_event_utils::LeftMouseDownAtPointInWindow(
 195       NSMakePoint(10, 10), test_window());
 196   [NSApp sendEvent:event];
 197   chrome::testing::NSRunLoopRunAllPending();
 198
 199   EXPECT_TRUE([window isVisible]);
 200
 201   [controller_ setShouldCloseOnResignKey:YES];
 202   event = cocoa_test_event_utils::LeftMouseDownAtPointInWindow(
 203       NSMakePoint(10, 10), test_window());
 204   [NSApp sendEvent:event];
 205   chrome::testing::NSRunLoopRunAllPending();
 206
 207   EXPECT_FALSE([window isVisible]);
 208 }