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1 /* | |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "config.h" | |
32 | |
33 #include "TestShell.h" | |
34 #include "webkit/support/webkit_support.h" | |
35 #import <AppKit/AppKit.h> | |
36 | |
37 // A class to be the target/selector of the "watchdog" thread that ensures | |
38 // pages timeout if they take too long and tells the test harness via stdout. | |
39 @interface WatchDogTarget : NSObject { | |
40 @private | |
41 NSTimeInterval _timeout; | |
42 } | |
43 // |timeout| is in seconds | |
44 - (id)initWithTimeout:(NSTimeInterval)timeout; | |
45 // serves as the "run" method of a NSThread. | |
46 - (void)run:(id)sender; | |
47 @end | |
48 | |
49 @implementation WatchDogTarget | |
50 | |
51 - (id)initWithTimeout:(NSTimeInterval)timeout | |
52 { | |
53 if ((self = [super init])) | |
54 _timeout = timeout; | |
55 return self; | |
56 } | |
57 | |
58 - (void)run:(id)ignore | |
59 { | |
60 NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; | |
61 | |
62 // check for debugger, just bail if so. We don't want the timeouts hitting | |
63 // when we're trying to track down an issue. | |
64 if (webkit_support::BeingDebugged()) | |
65 return; | |
66 | |
67 NSThread* currentThread = [NSThread currentThread]; | |
68 | |
69 // Wait to be cancelled. If we are that means the test finished. If it hasn'
t, | |
70 // then we need to tell the layout script we timed out and start again. | |
71 NSDate* limitDate = [NSDate dateWithTimeIntervalSinceNow:_timeout]; | |
72 while ([(NSDate*)[NSDate date] compare:limitDate] == NSOrderedAscending && | |
73 ![currentThread isCancelled]) { | |
74 // sleep for a small increment then check again | |
75 NSDate* incrementDate = [NSDate dateWithTimeIntervalSinceNow:1.0]; | |
76 [NSThread sleepUntilDate:incrementDate]; | |
77 } | |
78 if (![currentThread isCancelled]) { | |
79 // Print a warning to be caught by the layout-test script. | |
80 // Note: the layout test driver may or may not recognize | |
81 // this as a timeout. | |
82 puts("#TEST_TIMED_OUT\n"); | |
83 puts("#EOF\n"); | |
84 fflush(stdout); | |
85 exit(0); | |
86 } | |
87 | |
88 [pool release]; | |
89 } | |
90 | |
91 @end | |
92 | |
93 void TestShell::waitTestFinished() | |
94 { | |
95 ASSERT(!m_testIsPending); | |
96 | |
97 m_testIsPending = true; | |
98 | |
99 // Create a watchdog thread which just sets a timer and | |
100 // kills the process if it times out. This catches really | |
101 // bad hangs where the shell isn't coming back to the | |
102 // message loop. If the watchdog is what catches a | |
103 // timeout, it can't do anything except terminate the test | |
104 // shell, which is unfortunate. | |
105 // Windows multiplies by 2.5, but that causes us to run for far, far too | |
106 // long. We use the passed value and let the scripts flag override | |
107 // the value as needed. | |
108 NSTimeInterval timeoutSeconds = layoutTestTimeoutForWatchDog() / 1000; | |
109 WatchDogTarget* watchdog = [[[WatchDogTarget alloc] | |
110 initWithTimeout:timeoutSeconds] autorelease]
; | |
111 NSThread* thread = [[NSThread alloc] initWithTarget:watchdog | |
112 selector:@selector(run:) | |
113 object:nil]; | |
114 [thread start]; | |
115 | |
116 // TestFinished() will post a quit message to break this loop when the page | |
117 // finishes loading. | |
118 while (m_testIsPending) | |
119 webkit_support::RunMessageLoop(); | |
120 | |
121 // Tell the watchdog that we're finished. No point waiting to re-join, it'll | |
122 // die on its own. | |
123 [thread cancel]; | |
124 [thread release]; | |
125 } | |
126 | |
127 void platformInit(int*, char***) | |
128 { | |
129 } | |
130 | |
131 void openStartupDialog() | |
132 { | |
133 // FIXME: This code doesn't work. Need NSApplication event loop? | |
134 NSAlert* alert = [[[NSAlert alloc] init] autorelease]; | |
135 alert.messageText = @"Attach to me?"; | |
136 alert.informativeText = @"This would probably be a good time to attach your
debugger."; | |
137 [alert addButtonWithTitle:@"OK"]; | |
138 [alert runModal]; | |
139 } | |
140 | |
141 bool checkLayoutTestSystemDependencies() | |
142 { | |
143 return true; | |
144 } | |
145 | |
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