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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "ui/base/cocoa/find_pasteboard.h"
#import <Cocoa/Cocoa.h>
#include "base/memory/ref_counted.h"
#import "chrome/browser/ui/cocoa/test/cocoa_test_helper.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
#include "ui/base/clipboard/clipboard_util_mac.h"
// A subclass of FindPasteboard that doesn't write to the real find pasteboard.
@interface FindPasteboardTesting : FindPasteboard {
@private
scoped_refptr<ui::UniquePasteboard> _pasteboard;
}
- (NSPasteboard*)findPasteboard;
// These are for checking that pasteboard content is copied to/from the
// FindPasteboard correctly.
- (NSString*)findPasteboardText;
- (void)setFindPasteboardText:(NSString*)text;
@end
@implementation FindPasteboardTesting
- (NSPasteboard*)findPasteboard {
// This method is called by the super class's -init, otherwise initialization
// would go into this class's -init.
if (!_pasteboard) {
_pasteboard = new ui::UniquePasteboard;
}
return _pasteboard->get();
}
- (void)setFindPasteboardText:(NSString*)text {
NSPasteboard* pasteboard = _pasteboard->get();
[pasteboard clearContents];
[pasteboard writeObjects:@[ text ]];
}
- (NSString*)findPasteboardText {
NSArray* objects =
[_pasteboard->get() readObjectsForClasses:@[ [NSString class] ]
options:nil];
return objects.firstObject;
}
@end
namespace {
class FindPasteboardTest : public CocoaTest {
public:
FindPasteboardTest() = default;
void SetUp() override {
CocoaTest::SetUp();
pasteboard_ = [[FindPasteboardTesting alloc] init];
ASSERT_TRUE(pasteboard_);
}
void TearDown() override {
pasteboard_ = nil;
CocoaTest::TearDown();
}
protected:
FindPasteboardTesting* __strong pasteboard_;
};
TEST_F(FindPasteboardTest, SettingTextUpdatesPboard) {
[pasteboard_ setFindText:@"text"];
EXPECT_EQ(NSOrderedSame, [[pasteboard_ findPasteboardText] compare:@"text"]);
}
TEST_F(FindPasteboardTest, ReadingFromPboardUpdatesFindText) {
[pasteboard_ setFindPasteboardText:@"text"];
[pasteboard_ loadTextFromPasteboard:nil];
EXPECT_EQ(NSOrderedSame, [[pasteboard_ findText] compare:@"text"]);
}
TEST_F(FindPasteboardTest, SendsNotificationWhenTextChanges) {
__block int notification_count = 0;
[NSNotificationCenter.defaultCenter
addObserverForName:kFindPasteboardChangedNotification
object:pasteboard_
queue:nil
usingBlock:^(NSNotification* note) {
++notification_count;
}];
EXPECT_EQ(0, notification_count);
[pasteboard_ setFindText:@"text"];
EXPECT_EQ(1, notification_count);
[pasteboard_ setFindText:@"text"];
EXPECT_EQ(1, notification_count);
[pasteboard_ setFindText:@"other text"];
EXPECT_EQ(2, notification_count);
[pasteboard_ setFindPasteboardText:@"other text"];
[pasteboard_ loadTextFromPasteboard:nil];
EXPECT_EQ(2, notification_count);
[pasteboard_ setFindPasteboardText:@"otherer text"];
[pasteboard_ loadTextFromPasteboard:nil];
EXPECT_EQ(3, notification_count);
[NSNotificationCenter.defaultCenter removeObserver:pasteboard_];
}
} // namespace
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