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1# Copyright 2008 the V8 project authors. All rights reserved.
2# Redistribution and use in source and binary forms, with or without
3# modification, are permitted provided that the following conditions are
4# met:
5#
6#     * Redistributions of source code must retain the above copyright
7#       notice, this list of conditions and the following disclaimer.
8#     * Redistributions in binary form must reproduce the above
9#       copyright notice, this list of conditions and the following
10#       disclaimer in the documentation and/or other materials provided
11#       with the distribution.
12#     * Neither the name of Google Inc. nor the names of its
13#       contributors may be used to endorse or promote products derived
14#       from this software without specific prior written permission.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28import test
29import os
30from os.path import join, dirname, exists, basename, isdir
31import re
32
33FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")
34
35class MessageTestCase(test.TestCase):
36
37  def __init__(self, path, file, expected, mode, context, config):
38    super(MessageTestCase, self).__init__(context, path, mode)
39    self.file = file
40    self.expected = expected
41    self.config = config
42
43  def IgnoreLine(self, str):
44    """Ignore empty lines and valgrind output."""
45    if not str: return True
46    else: return str.startswith('==') or str.startswith('**')
47
48  def IsFailureOutput(self, output):
49    f = file(self.expected)
50    # Skip initial '#' comment and spaces
51    for line in f:
52      if (not line.startswith('#')) and (not line.strip()):
53        break
54    # Convert output lines to regexps that we can match
55    env = { 'basename': basename(self.file) }
56    patterns = [ ]
57    for line in f:
58      if not line.strip():
59        continue
60      pattern = re.escape(line.rstrip() % env)
61      pattern = pattern.replace('\\*', '.*')
62      pattern = '^%s$' % pattern
63      patterns.append(pattern)
64    # Compare actual output with the expected
65    raw_lines = output.stdout.split('\n')
66    outlines = [ s for s in raw_lines if not self.IgnoreLine(s) ]
67    if len(outlines) != len(patterns):
68      return True
69    for i in xrange(len(patterns)):
70      if not re.match(patterns[i], outlines[i]):
71        return True
72    return False
73
74  def GetLabel(self):
75    return "%s %s" % (self.mode, self.GetName())
76
77  def GetName(self):
78    return self.path[-1]
79
80  def GetCommand(self):
81    result = self.config.context.GetVmCommand(self, self.mode)
82    source = open(self.file).read()
83    flags_match = FLAGS_PATTERN.search(source)
84    if flags_match:
85      result += flags_match.group(1).strip().split()
86    result.append(self.file)
87    return result
88
89  def GetSource(self):
90    return (open(self.file).read()
91          + "\n--- expected output ---\n"
92          + open(self.expected).read())
93
94
95class MessageTestConfiguration(test.TestConfiguration):
96
97  def __init__(self, context, root):
98    super(MessageTestConfiguration, self).__init__(context, root)
99
100  def Ls(self, path):
101    if isdir(path):
102        return [f[:-3] for f in os.listdir(path) if f.endswith('.js')]
103    else:
104        return []
105
106  def ListTests(self, current_path, path, mode, variant_flags):
107    mjsunit = [current_path + [t] for t in self.Ls(self.root)]
108    regress = [current_path + ['regress', t] for t in self.Ls(join(self.root, 'regress'))]
109    bugs = [current_path + ['bugs', t] for t in self.Ls(join(self.root, 'bugs'))]
110    mjsunit.sort()
111    regress.sort()
112    bugs.sort()
113    all_tests = mjsunit + regress + bugs
114    result = []
115    for test in all_tests:
116      if self.Contains(path, test):
117        file_prefix = join(self.root, reduce(join, test[1:], ""))
118        file_path = file_prefix + ".js"
119        output_path = file_prefix + ".out"
120        if not exists(output_path):
121          print "Could not find %s" % output_path
122          continue
123        result.append(MessageTestCase(test, file_path, output_path, mode,
124                                      self.context, self))
125    return result
126
127  def GetBuildRequirements(self):
128    return ['d8']
129
130  def GetTestStatus(self, sections, defs):
131    status_file = join(self.root, 'message.status')
132    if exists(status_file):
133      test.ReadConfigurationInto(status_file, sections, defs)
134
135
136def GetConfiguration(context, root):
137  return MessageTestConfiguration(context, root)
138