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1 # Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
2 # for details. All rights reserved. Use of this source code is governed by a | |
3 # BSD-style license that can be found in the LICENSE file. | |
4 | |
5 """Common TestCase subclasses used to define a single test.""" | |
6 | |
7 import os | |
8 import tempfile | |
9 | |
10 import test | |
11 from testing import architecture | |
12 | |
13 | |
14 class Error(Exception): | |
15 pass | |
16 | |
17 | |
18 class StandardTestCase(test.TestCase): | |
19 """A test case defined by a *Test.dart file.""" | |
20 | |
21 def __init__(self, context, path, filename, mode, arch, component, | |
22 vm_options=None): | |
23 super(StandardTestCase, self).__init__(context, path) | |
24 self.filename = filename | |
25 self.mode = mode | |
26 self.arch = arch | |
27 self.component = component | |
28 self.run_arch = architecture.GetArchitecture(self.arch, self.mode, | |
29 self.component, | |
30 self.filename) | |
31 for flag in context.flags: | |
32 self.run_arch.vm_options.append(flag) | |
33 | |
34 if vm_options: | |
35 for flag in vm_options: | |
36 self.run_arch.vm_options.append(flag) | |
37 | |
38 def IsNegative(self): | |
39 return self.GetName().endswith('NegativeTest') | |
40 | |
41 def GetLabel(self): | |
42 return '%s%s %s %s' % (self.mode, self.arch, self.component, | |
43 '/'.join(self.path)) | |
44 | |
45 def GetCommand(self): | |
46 return self.run_arch.GetRunCommand() | |
47 | |
48 def GetName(self): | |
49 return self.path[-1] | |
50 | |
51 def GetPath(self): | |
52 return os.path.dirname(self.filename) | |
53 | |
54 def GetSource(self): | |
55 return file(self.filename).read() | |
56 | |
57 def Cleanup(self): | |
58 # TODO(ngeoffray): We run out of space on the build bots for these tests if | |
59 # the temp directories are not removed right after running the test. | |
60 if not self.context.keep_temporary_files: | |
61 self.run_arch.Cleanup() | |
62 | |
63 | |
64 class MultiTestCase(StandardTestCase): | |
65 """Multiple test cases defined within a single *Test.dart file.""" | |
66 | |
67 def __init__(self, context, path, filename, kind, mode, arch, component, | |
68 vm_options = None): | |
69 super(MultiTestCase, self).__init__(context, path, filename, mode, arch, | |
70 component, vm_options) | |
71 self.kind = kind | |
72 | |
73 def GetCommand(self): | |
74 """Returns a commandline to execute to perform the test.""" | |
75 return self.run_arch.GetRunCommand( | |
76 fatal_static_type_errors=(self.kind == 'static type error')) | |
77 | |
78 def IsNegative(self): | |
79 """Determine if this is a negative test. by looking at @ directives. | |
80 | |
81 A negative test is considered to pas if its outcome is FAIL. | |
82 | |
83 Returns: | |
84 True if this is a negative test. | |
85 """ | |
86 if self.kind == 'compile-time error': | |
87 return True | |
88 if self.kind == 'runtime error': | |
89 return True | |
90 if self.kind == 'static type error': | |
91 return self.run_arch.HasFatalTypeErrors() | |
92 return False | |
93 | |
94 | |
95 class BrowserTestCase(StandardTestCase): | |
96 """A test case that executes inside DumpRenderTree or a browser.""" | |
97 | |
98 def __init__(self, context, path, filename, | |
99 fatal_static_type_errors, mode, arch, component, vm_options=None)
: | |
100 super(BrowserTestCase, self).__init__( | |
101 context, path, filename, mode, arch, component, vm_options) | |
102 self.fatal_static_type_errors = fatal_static_type_errors | |
103 | |
104 def Run(self): | |
105 """Optionally compiles and then runs the specified test.""" | |
106 command = self.run_arch.GetCompileCommand(self.fatal_static_type_errors) | |
107 if command: | |
108 # We change the directory where dartc will be launched because | |
109 # it is not predictable on the location of the compiled file. In | |
110 # case the test is a web test, we make sure the app file is not | |
111 # in a subdirectory. | |
112 cwd = None | |
113 if self.run_arch.is_web_test: cwd = self.run_arch.temp_dir | |
114 command = command[:1] + self.context.flags + command[1:] | |
115 test_output = self.RunCommand(command, cwd=cwd, cleanup=False) | |
116 | |
117 # If errors were found, fail fast and show compile errors: | |
118 if test_output.output.exit_code != 0: | |
119 return test_output | |
120 | |
121 command = self.run_arch.GetRunCommand() | |
122 # Don't clean up just in case test turned out flaky and we want to retry. | |
123 test_output = self.RunCommand(command, cleanup=False) | |
124 # The return value of DumpRenderedTree does not indicate test failing, but | |
125 # the output does. | |
126 if self.run_arch.HasFailed(test_output.output.stdout): | |
127 test_output.output.exit_code = 1 | |
128 # DumpRenderTree is sometimes flaky in xvfb-run, try again in that case. | |
129 if (self.run_arch.WasFlakyDrt(test_output.output.stderr)): | |
130 print "\nFlaky Gtw-WARNING error found, trying again..." | |
131 test_output = self.RunCommand(command, cleanup=False) | |
132 if self.run_arch.HasFailed(test_output.output.stdout): | |
133 test_output.output.exit_code = 1 | |
134 self.Cleanup(); | |
135 | |
136 return test_output | |
137 | |
138 | |
139 class CompilationTestCase(test.TestCase): | |
140 """Run the dartc compiler on a given top level .dart file.""" | |
141 | |
142 def __init__(self, path, context, filename, mode, arch, component): | |
143 super(CompilationTestCase, self).__init__(context, path) | |
144 self.filename = filename | |
145 self.mode = mode | |
146 self.arch = arch | |
147 self.component = component | |
148 self.run_arch = architecture.GetArchitecture(self.arch, | |
149 self.mode, | |
150 self.component, | |
151 self.filename) | |
152 self.temp_dir = tempfile.mkdtemp(prefix='dartc-output-') | |
153 | |
154 def IsNegative(self): | |
155 return False | |
156 | |
157 def GetLabel(self): | |
158 return '%s/%s %s %s' % (self.mode, self.arch, self.component, | |
159 '/'.join(self.path)) | |
160 | |
161 def GetCommand(self): | |
162 """Returns a command line to run the test.""" | |
163 cmd = self.context.GetDartC(self.mode, self.arch) | |
164 cmd += self.context.flags | |
165 cmd += ['-check-only', | |
166 '-fatal-type-errors', | |
167 '-Werror', | |
168 '-out', self.temp_dir, | |
169 self.filename] | |
170 | |
171 return cmd | |
172 | |
173 def GetName(self): | |
174 return self.path[-1] | |
175 | |
176 def Cleanup(self): | |
177 if not self.context.keep_temporary_files: | |
178 self.run_arch.Cleanup() | |
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