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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <Cocoa/Cocoa.h>
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/accessibility/browser_accessibility_mac.h"
#include "chrome/browser/cocoa/browser_accessibility.h"
#include "chrome/browser/cocoa/cocoa_test_helper.h"
#include "testing/gtest/include/gtest/gtest.h"
#import "testing/gtest_mac.h"
@interface MockAccessibilityDelegate :
NSObject<BrowserAccessibilityDelegateCocoa>
- (NSPoint)accessibilityPointInScreen:(BrowserAccessibilityCocoa*)accessibility;
- (void)doDefaultAction:(int32)accessibilityObjectId;
- (void)setAccessibilityFocus:(BOOL)focus
accessibilityId:(int32)accessibilityObjectId;
- (NSWindow*)window;
@end
@implementation MockAccessibilityDelegate
- (NSPoint)accessibilityPointInScreen:
(BrowserAccessibilityCocoa*)accessibility {
return NSZeroPoint;
}
- (void)doDefaultAction:(int32)accessibilityObjectId {
}
- (void)setAccessibilityFocus:(BOOL)focus
accessibilityId:(int32)accessibilityObjectId {
}
- (NSWindow*)window {
return nil;
}
@end
class BrowserAccessibilityTest : public CocoaTest {
public:
virtual void SetUp() {
CocoaTest::SetUp();
WebAccessibility root;
root.location.x = 0;
root.location.y = 0;
root.location.width = 500;
root.location.height = 100;
root.attributes[WebAccessibility::ATTR_HELP] = ASCIIToUTF16("HelpText");
WebAccessibility child1;
child1.name = ASCIIToUTF16("Child1");
child1.location.x = 0;
child1.location.y = 0;
child1.location.width = 250;
child1.location.height = 100;
WebAccessibility child2;
child2.location.x = 250;
child2.location.y = 0;
child2.location.width = 250;
child2.location.height = 100;
// TODO(dtseng): use BrowserAccessibilityManagerMac once it manages
// these objects.
BrowserAccessibility* rootBrowserAccessibility =
BrowserAccessibility::Create();
BrowserAccessibility* child1BrowserAccessibility =
BrowserAccessibility::Create();
BrowserAccessibility* child2BrowserAccessibility =
BrowserAccessibility::Create();
rootBrowserAccessibility->Initialize(NULL,
NULL,
0,
0,
root);
child1BrowserAccessibility->Initialize(NULL,
NULL,
0,
0,
child1);
child2BrowserAccessibility->Initialize(NULL,
NULL,
0,
0,
child2);
rootBrowserAccessibility->AddChild(child1BrowserAccessibility);
rootBrowserAccessibility->AddChild(child2BrowserAccessibility);
delegate_.reset([[MockAccessibilityDelegate alloc] init]);
accessibility_.reset(
[[BrowserAccessibilityCocoa alloc]
initWithObject:rootBrowserAccessibility
delegate:delegate_
parent:delegate_]);
}
protected:
scoped_nsobject<MockAccessibilityDelegate> delegate_;
scoped_nsobject<BrowserAccessibilityCocoa> accessibility_;
};
// Standard hit test.
TEST_F(BrowserAccessibilityTest, HitTestTest) {
BrowserAccessibilityCocoa* firstChild =
[accessibility_ accessibilityHitTest:NSMakePoint(50, 50)];
EXPECT_NSEQ(@"Child1",
[firstChild accessibilityAttributeValue:NSAccessibilityTitleAttribute]);
}
// Test doing a hit test on the edge of a child.
TEST_F(BrowserAccessibilityTest, EdgeHitTest) {
BrowserAccessibilityCocoa* firstChild =
[accessibility_ accessibilityHitTest:NSMakePoint(0, 0)];
EXPECT_NSEQ(@"Child1",
[firstChild accessibilityAttributeValue:NSAccessibilityTitleAttribute]);
}
// This will test a hit test with invalid coordinates. It is assumed that
// the hit test has been narrowed down to this object or one of its children
// so it should return itself since it has no better hit result.
TEST_F(BrowserAccessibilityTest, InvalidHitTestCoordsTest) {
BrowserAccessibilityCocoa* hitTestResult =
[accessibility_ accessibilityHitTest:NSMakePoint(-50, 50)];
EXPECT_NSEQ(accessibility_, hitTestResult);
}
// Test to ensure querying standard attributes works.
TEST_F(BrowserAccessibilityTest, BasicAttributeTest) {
NSString* helpText = [accessibility_
accessibilityAttributeValue:NSAccessibilityHelpAttribute];
EXPECT_NSEQ(@"HelpText", helpText);
}
// Test querying for an invalid attribute to ensure it doesn't crash.
TEST_F(BrowserAccessibilityTest, InvalidAttributeTest) {
NSString* shouldBeNil = [accessibility_
accessibilityAttributeValue:@"NSAnInvalidAttribute"];
EXPECT_TRUE(shouldBeNil == nil);
}
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