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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if PLATFORM(IOS_FAMILY)
#import "PlatformUtilities.h"
#import "TestWKWebView.h"
#import <WebKit/WKWebViewPrivate.h>
@implementation WKWebView (WKAccessibilityTesting)
- (NSArray<NSValue *> *)rectsAtSelectionOffset:(NSInteger)offset withText:(NSString *)text
{
__block RetainPtr<NSArray> selectionRects;
__block bool done = false;
[self _accessibilityRetrieveRectsAtSelectionOffset:offset withText:text completionHandler:^(NSArray<NSValue *> *rects) {
selectionRects = rects;
done = true;
}];
TestWebKitAPI::Util::run(&done);
return selectionRects.autorelease();
}
@end
static void checkCGRectValueAtIndex(NSArray<NSValue *> *rectValues, CGRect expectedRect, NSUInteger index)
{
EXPECT_LT(index, rectValues.count);
auto observedRect = [rectValues[index] CGRectValue];
EXPECT_EQ(expectedRect.origin.x, observedRect.origin.x);
EXPECT_EQ(expectedRect.origin.y, observedRect.origin.y);
EXPECT_EQ(expectedRect.size.width, observedRect.size.width);
EXPECT_EQ(expectedRect.size.height, observedRect.size.height);
}
namespace TestWebKitAPI {
TEST(AccessibilityTests, RectsForSpeakingSelectionBasic)
{
auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 500)]);
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='width=device-width,initial-scale=1'><span id='first'>first</span><span id='second'> second</span><br><span id='third'> third</span>"];
[webView stringByEvaluatingJavaScript:@"document.execCommand('SelectAll')"];
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:0 withText:@"first"], CGRectMake(8, 8, 26, 19), 0);
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:6 withText:@"second"], CGRectMake(37, 8, 46, 19), 0);
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:13 withText:@"third"], CGRectMake(8, 27, 31, 20), 0);
}
TEST(AccessibilityTests, RectsForSpeakingSelectionWithLineWrapping)
{
auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 500)]);
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='width=device-width,initial-scale=1'><body style='font-size: 100px; word-wrap: break-word'><span id='text'>abcdefghijklmnopqrstuvwxyz</span></body>"];
[webView stringByEvaluatingJavaScript:@"document.execCommand('SelectAll')"];
NSArray<NSValue *> *rects = [webView rectsAtSelectionOffset:0 withText:@"abcdefghijklmnopqrstuvwxyz"];
checkCGRectValueAtIndex(rects, CGRectMake(8, 8, 304, 114), 0);
checkCGRectValueAtIndex(rects, CGRectMake(8, 122, 304, 117), 1);
checkCGRectValueAtIndex(rects, CGRectMake(8, 239, 304, 117), 2);
checkCGRectValueAtIndex(rects, CGRectMake(8, 356, 304, 117), 3);
checkCGRectValueAtIndex(rects, CGRectMake(8, 473, 145, 117), 4);
}
TEST(AccessibilityTests, RectsForSpeakingSelectionDoNotCrashWhenChangingSelection)
{
auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 500)]);
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='width=device-width,initial-scale=1'><span id='first'>first</span><span id='second'> second</span><br><span id='third'> third</span>"];
[webView stringByEvaluatingJavaScript:@"getSelection().setBaseAndExtent(third, 0, third, 1)"];
EXPECT_EQ(0UL, [webView rectsAtSelectionOffset:13 withText:@"third"].count);
EXPECT_WK_STREQ("third", [webView stringByEvaluatingJavaScript:@"getSelection().toString()"]);
[webView stringByEvaluatingJavaScript:@"getSelection().removeAllRanges()"];
EXPECT_EQ(0UL, [webView rectsAtSelectionOffset:13 withText:@"third"].count);
EXPECT_WK_STREQ("", [webView stringByEvaluatingJavaScript:@"getSelection().toString()"]);
}
TEST(AccessibilityTests, StoreSelection)
{
auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 500)]);
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='width=device-width,initial-scale=1'><span id='first'>first</span><br><span id='second'>first</span>"];
// Select first node and store the selection
[webView stringByEvaluatingJavaScript:@"getSelection().setBaseAndExtent(first, 0, first, 1)"];
[webView _accessibilityStoreSelection];
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:0 withText:@"first"], CGRectMake(8, 8, 26, 19), 0);
// Now select the second node, we should use the stored selection to retrieve rects
[webView stringByEvaluatingJavaScript:@"getSelection().setBaseAndExtent(second, 0, second, 1)"];
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:0 withText:@"first"], CGRectMake(8, 8, 26, 19), 0);
// Clear the stored selection, we should use the current selection to retrieve rects
[webView _accessibilityClearSelection];
checkCGRectValueAtIndex([webView rectsAtSelectionOffset:0 withText:@"first"], CGRectMake(8, 27, 26, 20), 0);
}
} // namespace TestWebKitAPI
#endif // PLATFORM(IOS_FAMILY)