OLD | NEW |
| (Empty) |
1 #!/usr/bin/env python | |
2 # Copyright 2015 The PDFium Authors. All rights reserved. | |
3 # Use of this source code is governed by a BSD-style license that can be | |
4 # found in the LICENSE file. | |
5 | |
6 import cStringIO | |
7 import functools | |
8 import multiprocessing | |
9 import optparse | |
10 import os | |
11 import re | |
12 import shutil | |
13 import subprocess | |
14 import sys | |
15 | |
16 import common | |
17 import pngdiffer | |
18 import suppressor | |
19 | |
20 class KeyboardInterruptError(Exception): pass | |
21 | |
22 # Nomenclature: | |
23 # x_root - "x" | |
24 # x_filename - "x.ext" | |
25 # x_path - "path/to/a/b/c/x.ext" | |
26 # c_dir - "path/to/a/b/c" | |
27 | |
28 def TestOneFileParallel(this, test_case): | |
29 """Wrapper function to call GenerateAndTest() and redirect output | |
30 to stdout.""" | |
31 try: | |
32 old_stdout = sys.stdout | |
33 old_stderr = sys.stderr | |
34 sys.stdout = cStringIO.StringIO() | |
35 sys.stderr = sys.stdout | |
36 | |
37 input_filename, source_dir = test_case | |
38 result = this.GenerateAndTest(input_filename, source_dir, True); | |
39 | |
40 output = sys.stdout | |
41 sys.stdout = old_stdout | |
42 sys.stderr = old_stderr | |
43 return (result, output.getvalue(), input_filename, source_dir) | |
44 except KeyboardInterrupt: | |
45 raise KeyboardInterruptError() | |
46 | |
47 | |
48 class TestRunner: | |
49 def __init__(self, dirname): | |
50 self.test_dir = dirname | |
51 | |
52 | |
53 def GenerateAndTest(self, input_filename, source_dir, redirect_output=False): | |
54 input_root, _ = os.path.splitext(input_filename) | |
55 expected_txt_path = os.path.join(source_dir, input_root + '_expected.txt') | |
56 | |
57 pdf_path = os.path.join(self.working_dir, input_root + '.pdf') | |
58 | |
59 # Remove any existing generated images from previous runs. | |
60 actual_images = self.image_differ.GetActualFiles(input_filename, source_dir, | |
61 self.working_dir) | |
62 for image in actual_images: | |
63 if os.path.exists(image): | |
64 os.remove(image) | |
65 | |
66 sys.stdout.flush() | |
67 | |
68 raised_exception = self.Generate(source_dir, input_filename, input_root, | |
69 pdf_path, redirect_output) | |
70 | |
71 if raised_exception != None: | |
72 print "FAILURE: " + input_filename + "; " + str(raised_exception) | |
73 return False | |
74 | |
75 if os.path.exists(expected_txt_path): | |
76 raised_exception = self.TestText(input_root, expected_txt_path, pdf_path, | |
77 redirect_output) | |
78 else: | |
79 raised_exception = self.TestPixel(pdf_path, redirect_output) | |
80 | |
81 if raised_exception != None: | |
82 print "FAILURE: " + input_filename + "; " + str(raised_exception) | |
83 return False | |
84 | |
85 if len(actual_images): | |
86 if self.image_differ.HasDifferences(input_filename, source_dir, | |
87 self.working_dir, redirect_output): | |
88 return False | |
89 | |
90 return True | |
91 | |
92 | |
93 def Generate(self, source_dir, input_filename, input_root, pdf_path, | |
94 redirect_output): | |
95 original_path = os.path.join(source_dir, input_filename) | |
96 input_path = os.path.join(source_dir, input_root + '.in') | |
97 | |
98 if os.path.exists(original_path) and not os.path.exists(input_path): | |
99 shutil.copyfile(original_path, pdf_path) | |
100 | |
101 if not os.path.exists(input_path): | |
102 return None | |
103 | |
104 cmd = [sys.executable, self.fixup_path, | |
105 '--output-dir=' + self.working_dir, input_path] | |
106 return common.RunCommand(cmd, redirect_output) | |
107 | |
108 | |
109 def TestText(self, input_root, expected_txt_path, pdf_path, redirect_output): | |
110 txt_path = os.path.join(self.working_dir, input_root + '.txt') | |
111 with open(txt_path, 'w') as outfile: | |
112 subprocess.check_call([self.pdfium_test_path, pdf_path], stdout=outfile) | |
113 | |
114 cmd = [sys.executable, self.text_diff_path, expected_txt_path, txt_path] | |
115 return common.RunCommand(cmd, redirect_output) | |
116 | |
117 | |
118 def TestPixel(self, pdf_path, redirect_output): | |
119 return common.RunCommand( | |
120 [self.pdfium_test_path, '--png', pdf_path], redirect_output) | |
121 | |
122 | |
123 def HandleResult(self, input_filename, input_path, result): | |
124 if self.test_suppressor.IsSuppressed(input_filename): | |
125 if result: | |
126 self.surprises.append(input_path) | |
127 else: | |
128 if not result: | |
129 self.failures.append(input_path) | |
130 | |
131 | |
132 def Run(self): | |
133 parser = optparse.OptionParser() | |
134 parser.add_option('--build-dir', default=os.path.join('out', 'Debug'), | |
135 help='relative path from the base source directory') | |
136 parser.add_option('-j', default=multiprocessing.cpu_count(), | |
137 dest='num_workers', type='int', | |
138 help='run NUM_WORKERS jobs in parallel') | |
139 options, args = parser.parse_args() | |
140 | |
141 finder = common.DirectoryFinder(options.build_dir) | |
142 self.fixup_path = finder.ScriptPath('fixup_pdf_template.py') | |
143 self.text_diff_path = finder.ScriptPath('text_diff.py') | |
144 | |
145 self.source_dir = finder.TestingDir() | |
146 | |
147 if self.test_dir != 'corpus': | |
148 test_dir = finder.TestingDir(os.path.join('resources', self.test_dir)) | |
149 else: | |
150 test_dir = finder.TestingDir(self.test_dir) | |
151 | |
152 self.pdfium_test_path = finder.ExecutablePath('pdfium_test') | |
153 if not os.path.exists(self.pdfium_test_path): | |
154 print "FAILURE: Can't find test executable '%s'" % self.pdfium_test_path | |
155 print "Use --build-dir to specify its location." | |
156 return 1 | |
157 | |
158 self.working_dir = finder.WorkingDir(os.path.join('testing', self.test_dir)) | |
159 if not os.path.exists(self.working_dir): | |
160 os.makedirs(self.working_dir) | |
161 | |
162 self.test_suppressor = suppressor.Suppressor(finder) | |
163 self.image_differ = pngdiffer.PNGDiffer(finder) | |
164 | |
165 walk_from_dir = finder.TestingDir(test_dir); | |
166 | |
167 test_cases = [] | |
168 input_file_re = re.compile('^[a-zA-Z0-9_.]+[.](in|pdf)$') | |
169 | |
170 if len(args): | |
171 for file_name in args: | |
172 file_name.replace(".pdf", ".in") | |
173 input_path = os.path.join(walk_from_dir, file_name) | |
174 if not os.path.isfile(input_path): | |
175 print "Can't find test file '%s'" % file_name | |
176 return 1 | |
177 | |
178 test_cases.append((os.path.basename(input_path), | |
179 os.path.dirname(input_path))) | |
180 else: | |
181 for file_dir, _, filename_list in os.walk(walk_from_dir): | |
182 for input_filename in filename_list: | |
183 if input_file_re.match(input_filename): | |
184 input_path = os.path.join(file_dir, input_filename) | |
185 if os.path.isfile(input_path): | |
186 test_cases.append((input_filename, file_dir)) | |
187 | |
188 self.failures = [] | |
189 self.surprises = [] | |
190 | |
191 if options.num_workers > 1 and not len(args): | |
192 try: | |
193 pool = multiprocessing.Pool(options.num_workers) | |
194 worker_func = functools.partial(TestOneFileParallel, self) | |
195 | |
196 worker_results = pool.imap(worker_func, test_cases) | |
197 for worker_result in worker_results: | |
198 result, output, input_filename, source_dir = worker_result | |
199 input_path = os.path.join(source_dir, input_filename) | |
200 sys.stdout.write(output) | |
201 | |
202 self.HandleResult(input_filename, input_path, result) | |
203 except KeyboardInterrupt: | |
204 pool.terminate() | |
205 finally: | |
206 pool.close() | |
207 pool.join() | |
208 else: | |
209 for test_case in test_cases: | |
210 input_filename, input_file_dir = test_case | |
211 result = self.GenerateAndTest(input_filename, input_file_dir) | |
212 self.HandleResult(input_filename, | |
213 os.path.join(input_file_dir, input_filename), result) | |
214 | |
215 if self.surprises: | |
216 self.surprises.sort() | |
217 print '\n\nUnexpected Successes:' | |
218 for surprise in self.surprises: | |
219 print surprise; | |
220 | |
221 if self.failures: | |
222 self.failures.sort() | |
223 print '\n\nSummary of Failures:' | |
224 for failure in self.failures: | |
225 print failure | |
226 return 1 | |
227 | |
228 return 0 | |
229 | |
OLD | NEW |