1 // Copyright 2014 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.
5 #import "ios/web/public/test/js_test_util.h"
7 #import <UIKit/UIKit.h>
8 #import <WebKit/WebKit.h>
10 #import "base/logging.h"
11 #import "base/mac/scoped_nsobject.h"
12 #import "base/test/ios/wait_util.h"
13 #import "base/time/time.h"
14 #import "ios/web/public/web_state/js/crw_js_injection_manager.h"
15 #import "ios/web/public/web_state/js/crw_js_injection_receiver.h"
18 using base::TimeDelta;
21 // The amount of time (in secs) |evaluate:StringResultHandler:| is given time to
22 // process until the test fails.
23 const NSTimeInterval kTimeout = 5.0;
28 NSString* EvaluateJavaScriptAsString(CRWJSInjectionManager* manager,
30 __block base::scoped_nsobject<NSString> evaluationResult;
31 [manager evaluate:script
32 stringResultHandler:^(NSString* result, NSError* error) {
34 evaluationResult.reset([result copy]);
36 // TODO(shreyasv): This is a temporary solution to have some duplicated code.
37 // The right way to implement this is to use |WaitUntilCondition|. Move to
38 // that when that function lives in ios/.
39 Time startTime = Time::Now();
40 while (!evaluationResult.get() &&
41 (Time::Now() - startTime < TimeDelta::FromSeconds(kTimeout))) {
42 NSDate* beforeDate = [NSDate dateWithTimeIntervalSinceNow:.01];
43 [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode
44 beforeDate:beforeDate];
46 DCHECK(evaluationResult);
47 return [[evaluationResult retain] autorelease];
50 NSString* EvaluateJavaScriptAsString(CRWJSInjectionReceiver* receiver,
52 base::scoped_nsobject<CRWJSInjectionManager> manager(
53 [[CRWJSInjectionManager alloc] initWithReceiver:receiver]);
54 return EvaluateJavaScriptAsString(manager, script);
57 NSString* EvaluateJavaScriptAsString(UIWebView* web_view, NSString* script) {
58 return [web_view stringByEvaluatingJavaScriptFromString:script];
61 id EvaluateJavaScript(WKWebView* web_view, NSString* script) {
62 __block base::scoped_nsobject<id> result;
63 [web_view evaluateJavaScript:script
64 completionHandler:^(id evaluationResult, NSError* error) {
66 result.reset([evaluationResult copy]);
68 base::test::ios::WaitUntilCondition(^bool() {
71 return [[result retain] autorelease];