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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 
     28 import test
     29 import os
     30 from os.path import join, dirname, exists, basename, isdir
     31 import re
     32 
     33 FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")
     34 
     35 class MessageTestCase(test.TestCase):
     36 
     37   def __init__(self, path, file, expected, mode, context, config):
     38     super(MessageTestCase, self).__init__(context, path)
     39     self.file = file
     40     self.expected = expected
     41     self.config = config
     42     self.mode = mode
     43 
     44   def IgnoreLine(self, str):
     45     """Ignore empty lines and valgrind output."""
     46     if not str: return True
     47     else: return str.startswith('==') or str.startswith('**')
     48 
     49   def IsFailureOutput(self, output):
     50     f = file(self.expected)
     51     # Skip initial '#' comment and spaces
     52     for line in f:
     53       if (not line.startswith('#')) and (not line.strip()):
     54         break
     55     # Convert output lines to regexps that we can match
     56     env = { 'basename': basename(self.file) }
     57     patterns = [ ]
     58     for line in f:
     59       if not line.strip():
     60         continue
     61       pattern = re.escape(line.rstrip() % env)
     62       pattern = pattern.replace('\\*', '.*')
     63       pattern = '^%s$' % pattern
     64       patterns.append(pattern)
     65     # Compare actual output with the expected
     66     raw_lines = output.stdout.split('\n')
     67     outlines = [ s for s in raw_lines if not self.IgnoreLine(s) ]
     68     if len(outlines) != len(patterns):
     69       return True
     70     for i in xrange(len(patterns)):
     71       if not re.match(patterns[i], outlines[i]):
     72         return True
     73     return False
     74 
     75   def GetLabel(self):
     76     return "%s %s" % (self.mode, self.GetName())
     77 
     78   def GetName(self):
     79     return self.path[-1]
     80 
     81   def GetCommand(self):
     82     result = [self.config.context.GetVm(self.mode)]
     83     source = open(self.file).read()
     84     flags_match = FLAGS_PATTERN.search(source)
     85     if flags_match:
     86       result += flags_match.group(1).strip().split()
     87     result.append(self.file)
     88     return result
     89 
     90   def GetSource(self):
     91     return (open(self.file).read()
     92           + "\n--- expected output ---\n"
     93           + open(self.expected).read())
     94 
     95 
     96 class MessageTestConfiguration(test.TestConfiguration):
     97 
     98   def __init__(self, context, root):
     99     super(MessageTestConfiguration, self).__init__(context, root)
    100 
    101   def Ls(self, path):
    102     if isdir(path):
    103         return [f[:-3] for f in os.listdir(path) if f.endswith('.js')]
    104     else:
    105         return []
    106 
    107   def ListTests(self, current_path, path, mode):
    108     mjsunit = [current_path + [t] for t in self.Ls(self.root)]
    109     regress = [current_path + ['regress', t] for t in self.Ls(join(self.root, 'regress'))]
    110     bugs = [current_path + ['bugs', t] for t in self.Ls(join(self.root, 'bugs'))]
    111     all_tests = mjsunit + regress + bugs
    112     result = []
    113     for test in all_tests:
    114       if self.Contains(path, test):
    115         file_prefix = join(self.root, reduce(join, test[1:], ""))
    116         file_path = file_prefix + ".js"
    117         output_path = file_prefix + ".out"
    118         if not exists(output_path):
    119           print "Could not find %s" % output_path
    120           continue
    121         result.append(MessageTestCase(test, file_path, output_path, mode,
    122                                       self.context, self))
    123     return result
    124 
    125   def GetBuildRequirements(self):
    126     return ['sample', 'sample=shell']
    127 
    128   def GetTestStatus(self, sections, defs):
    129     status_file = join(self.root, 'message.status')
    130     if exists(status_file):
    131       test.ReadConfigurationInto(status_file, sections, defs)
    132 
    133 
    134 def GetConfiguration(context, root):
    135   return MessageTestConfiguration(context, root)
    136