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1 // Copyright 2016 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 #include "components/scheduler/renderer/web_view_scheduler_impl.h" | |
6 | |
7 #include "base/strings/utf_string_conversions.h" | |
8 #include "content/public/renderer/render_view.h" | |
9 #include "content/public/test/render_view_test.h" | |
10 #include "testing/gtest/include/gtest/gtest.h" | |
11 #include "third_party/WebKit/public/web/WebLocalFrame.h" | |
12 #include "third_party/WebKit/public/web/WebScriptSource.h" | |
13 #include "third_party/WebKit/public/web/WebView.h" | |
14 #include "v8/include/v8.h" | |
15 | |
16 namespace scheduler { | |
17 | |
18 // RenderViewTest-based tests crash on Android | |
19 // http://crbug.com/187500 | |
20 #if defined(OS_ANDROID) | |
21 #define MAYBE_WebViewSchedulerBrowserTest DISABLED_WebViewSchedulerBrowserTest | |
22 #else | |
23 #define MAYBE_WebViewSchedulerBrowserTest WebViewSchedulerBrowserTest | |
24 #endif // defined(OS_ANDROID) | |
25 | |
26 class MAYBE_WebViewSchedulerBrowserTest : public content::RenderViewTest { | |
27 public: | |
28 MAYBE_WebViewSchedulerBrowserTest() : content::RenderViewTest() {} | |
29 ~MAYBE_WebViewSchedulerBrowserTest() override {} | |
30 | |
31 protected: | |
32 void SetUp() override { content::RenderViewTest::SetUp(); } | |
33 | |
34 void TearDown() override { content::RenderViewTest::TearDown(); } | |
35 | |
36 bool ExecuteJavaScriptAndReturnStringValue(const base::string16& script, | |
37 std::string* out_result); | |
38 | |
39 private: | |
40 DISALLOW_COPY_AND_ASSIGN(MAYBE_WebViewSchedulerBrowserTest); | |
41 }; | |
42 | |
43 bool MAYBE_WebViewSchedulerBrowserTest::ExecuteJavaScriptAndReturnStringValue( | |
44 const base::string16& script, | |
45 std::string* out_result) { | |
46 v8::HandleScope handle_scope(v8::Isolate::GetCurrent()); | |
47 v8::Local<v8::Value> result = GetMainFrame()->executeScriptAndReturnValue( | |
48 blink::WebScriptSource(script)); | |
49 if (result.IsEmpty() || !result->IsString()) | |
50 return false; | |
51 | |
52 v8::String::Utf8Value utf8_result(result); | |
53 *out_result = std::string(*utf8_result, utf8_result.length()); | |
54 return true; | |
55 } | |
56 | |
57 TEST_F(MAYBE_WebViewSchedulerBrowserTest, DOMTimersFireInExpectedOrder) { | |
58 ExecuteJavaScriptForTests( | |
59 "window.run_order = [];" | |
60 "window.timerFn = function(delay, value) {" | |
61 " setTimeout(function() { window.run_order.push(value);}, delay);" | |
Sami
2016/02/05 13:54:34
nit: Missing space before the } too. Same below in
alex clarke (OOO till 29th)
2016/02/05 15:20:39
Done.
| |
62 "};" | |
63 "var one_hour = 60 * 60 * 1000;" | |
64 "window.timerFn(one_hour * 100, 'a');" | |
65 "window.timerFn(one_hour * 10, 'b');" | |
66 "window.timerFn(one_hour, 'c');"); | |
67 | |
68 view_->GetWebView()->scheduler()->enableVirtualTime(); | |
69 base::TimeTicks start = base::TimeTicks::Now(); | |
70 ProcessPendingMessages(); | |
71 base::TimeTicks end = base::TimeTicks::Now(); | |
72 | |
73 std::string result; | |
74 EXPECT_TRUE(ExecuteJavaScriptAndReturnStringValue( | |
75 base::ASCIIToUTF16("window.run_order.join(', ')"), &result)); | |
76 EXPECT_EQ("c, b, a", result); | |
77 | |
78 base::TimeDelta elapsed_time = end - start; | |
79 // Normally the JS runs pretty much instantly but the timer callbacks will | |
80 // take 100h to fire, but thanks to timer fast forwarding we can make them | |
81 // fire immediatly. Note I've used 1s here to try and avoid a flaky test. | |
82 EXPECT_LT(elapsed_time, base::TimeDelta::FromSeconds(1)); | |
83 } | |
84 | |
85 TEST_F(MAYBE_WebViewSchedulerBrowserTest, SetInterval) { | |
86 ExecuteJavaScriptForTests( | |
87 "window.run_order = [];" | |
88 "window.count = 10;" | |
89 "window.interval_handle = setInterval(function() {" | |
90 " if (--window.count == 0) {" | |
91 " clearInterval(window.interval_handle);" | |
92 " }" | |
93 " window.run_order.push(window.count);" | |
94 "}, 1000);" | |
95 "setTimeout(function() { window.run_order.push('timer');}, 1500);"); | |
96 | |
97 view_->GetWebView()->scheduler()->enableVirtualTime(); | |
98 ProcessPendingMessages(); | |
99 | |
100 std::string result; | |
101 EXPECT_TRUE(ExecuteJavaScriptAndReturnStringValue( | |
102 base::ASCIIToUTF16("window.run_order.join(', ')"), &result)); | |
103 // If virtual time is not supplied to blink::TimeBase then the setInterval | |
Sami
2016/02/05 13:54:34
typo: TimerBase
alex clarke (OOO till 29th)
2016/02/05 15:20:40
Done.
| |
104 // won't fire 10x. | |
105 EXPECT_EQ("9, timer, 8, 7, 6, 5, 4, 3, 2, 1, 0", result); | |
106 } | |
107 | |
108 TEST_F(MAYBE_WebViewSchedulerBrowserTest, AllowVirtualTimeToAdvance) { | |
109 ExecuteJavaScriptForTests( | |
110 "window.run_order = [];" | |
111 "window.timerFn = function(delay, value) {" | |
112 " setTimeout(function() { window.run_order.push(value);}, delay);" | |
113 "};" | |
114 "window.timerFn(100, 'a');" | |
115 "window.timerFn(10, 'b');" | |
116 "window.timerFn(1, 'c');"); | |
117 | |
118 view_->GetWebView()->scheduler()->enableVirtualTime(); | |
119 view_->GetWebView()->scheduler()->setAllowVirtualTimeToAdvance(false); | |
120 ProcessPendingMessages(); | |
121 | |
122 std::string result; | |
123 EXPECT_TRUE(ExecuteJavaScriptAndReturnStringValue( | |
124 base::ASCIIToUTF16("window.run_order.join(', ')"), &result)); | |
125 EXPECT_EQ("", result); | |
126 | |
127 view_->GetWebView()->scheduler()->setAllowVirtualTimeToAdvance(true); | |
128 ProcessPendingMessages(); | |
129 | |
130 EXPECT_TRUE(ExecuteJavaScriptAndReturnStringValue( | |
131 base::ASCIIToUTF16("window.run_order.join(', ')"), &result)); | |
132 EXPECT_EQ("c, b, a", result); | |
133 } | |
134 | |
135 TEST_F(MAYBE_WebViewSchedulerBrowserTest, Normal_NonVirtualTime) { | |
136 ExecuteJavaScriptForTests( | |
137 "window.run_order = [];" | |
138 "window.timerFn = function(delay, value) {" | |
139 " setTimeout(function() { window.run_order.push(value);}, delay);" | |
140 "};" | |
141 "window.timerFn(20, 'a');" | |
142 "window.timerFn(10, 'b');" | |
143 "window.timerFn(1, 'c');"); | |
144 | |
145 msg_loop_.task_runner()->PostDelayedTask( | |
146 FROM_HERE, base::MessageLoop::QuitWhenIdleClosure(), | |
147 base::TimeDelta::FromMilliseconds(30)); | |
148 msg_loop_.Run(); | |
149 | |
150 std::string result; | |
151 EXPECT_TRUE(ExecuteJavaScriptAndReturnStringValue( | |
152 base::ASCIIToUTF16("window.run_order.join(', ')"), &result)); | |
153 EXPECT_EQ("c, b, a", result); | |
154 } | |
155 | |
156 } // namespace scheduler | |
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