tests/SConscript

   1 # -*- mode:python -*-
   2
   3 # Copyright (c) 2004-2006 The Regents of The University of Michigan
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions are
   8 # met: 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 copyright
  11 # notice, this list of conditions and the following disclaimer in the
  12 # documentation and/or other materials provided with the distribution;
  13 # neither the name of the copyright holders nor the names of its
  14 # contributors may be used to endorse or promote products derived from
  15 # this software without specific prior written permission.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 #
  29 # Authors: Steve Reinhardt
  30 #          Kevin Lim
  31
  32 import os
  33 import sys
  34 import glob
  35 from SCons.Script.SConscript import SConsEnvironment
  36
  37 Import('env')
  38
  39 env['DIFFOUT'] = File('diff-out')
  40
  41 # Dict that accumulates lists of tests by category (quick, medium, long)
  42 env.Tests = {}
  43
  44 def contents(node):
  45     return file(str(node)).read()
  46
  47 def check_test(target, source, env):
  48     """Check output from running test.
  49
  50     Targets are as follows:
  51     target[0] : outdiff
  52     target[1] : statsdiff
  53     target[2] : status
  54
  55     """
  56     # make sure target files are all gone
  57     for t in target:
  58         if os.path.exists(t.abspath):
  59             Execute(Delete(t.abspath))
  60     # Run diff on output & ref directories to find differences.
  61     # Exclude m5stats.txt since we will use diff-out on that.
  62     Execute(env.subst('diff -ubr ${SOURCES[0].dir} ${SOURCES[1].dir} ' +
  63                       '-I "^command line:" ' +          # for stdout file
  64                       '-I "^M5 compiled " ' +           # for stderr file
  65                       '-I "^M5 started " ' +            # for stderr file
  66                       '-I "^M5 executing on " ' +       # for stderr file
  67                       '-I "^Simulation complete at" ' + # for stderr file
  68                       '-I "^Listening for" ' +          # for stderr file
  69                       '-I "listening for remote gdb" ' + # for stderr file
  70                       '--exclude=m5stats.txt --exclude=SCCS ' +
  71                       '--exclude=${TARGETS[0].file} ' +
  72                       '> ${TARGETS[0]}', target=target, source=source), None)
  73     print "===== Output differences ====="
  74     print contents(target[0])
  75     # Run diff-out on m5stats.txt file
  76     status = Execute(env.subst('$DIFFOUT $SOURCES > ${TARGETS[1]}',
  77                                target=target, source=source),
  78                      strfunction=None)
  79     print "===== Statistics differences ====="
  80     print contents(target[1])
  81     # Generate status file contents based on exit status of diff-out
  82     if status == 0:
  83         status_str = "passed."
  84     else:
  85         status_str = "FAILED!"
  86     f = file(str(target[2]), 'w')
  87     print >>f, env.subst('${TARGETS[2].dir}', target=target, source=source), \
  88           status_str
  89     f.close()
  90     # done
  91     return 0
  92
  93 def check_test_string(target, source, env):
  94     return env.subst("Comparing outputs in ${TARGETS[0].dir}.",
  95                      target=target, source=source)
  96
  97 testAction = env.Action(check_test, check_test_string)
  98
  99 def print_test(target, source, env):
 100     print '***** ' + contents(source[0])
 101     return 0
 102
 103 printAction = env.Action(print_test, strfunction = None)
 104
 105 def update_test(target, source, env):
 106     """Update reference test outputs.
 107
 108     Target is phony.  First two sources are the ref & new m5stats.txt
 109     files, respectively.  We actually copy everything in the
 110     respective directories except the status & diff output files.
 111
 112     """
 113     dest_dir = str(source[0].get_dir())
 114     src_dir = str(source[1].get_dir())
 115     dest_files = os.listdir(dest_dir)
 116     src_files = os.listdir(src_dir)
 117     # Exclude status & diff outputs
 118     for f in ('outdiff', 'statsdiff', 'status'):
 119         if f in src_files:
 120             src_files.remove(f)
 121     for f in src_files:
 122         if f in dest_files:
 123             print "  Replacing file", f
 124             dest_files.remove(f)
 125         else:
 126             print "  Creating new file", f
 127         copyAction = Copy(os.path.join(dest_dir, f), os.path.join(src_dir, f))
 128         copyAction.strfunction = None
 129         Execute(copyAction)
 130     # warn about any files in dest not overwritten (other than SCCS dir)
 131     if 'SCCS' in dest_files:
 132         dest_files.remove('SCCS')
 133     if dest_files:
 134         print "Warning: file(s) in", dest_dir, "not updated:",
 135         print ', '.join(dest_files)
 136     return 0
 137
 138 def update_test_string(target, source, env):
 139     return env.subst("Updating ${SOURCES[0].dir} from ${SOURCES[1].dir}",
 140                      target=target, source=source)
 141
 142 updateAction = env.Action(update_test, update_test_string)
 143
 144 def test_builder(env, ref_dir):
 145     """Define a test."""
 146
 147     (category, name, _ref, isa, opsys, config) = ref_dir.split('/')
 148     assert(_ref == 'ref')
 149
 150     # target path (where test output goes) is the same except without
 151     # the 'ref' component
 152     tgt_dir = os.path.join(category, name, isa, opsys, config)
 153
 154     # prepend file name with tgt_dir
 155     def tgt(f):
 156         return os.path.join(tgt_dir, f)
 157
 158     ref_stats = os.path.join(ref_dir, 'm5stats.txt')
 159     new_stats = tgt('m5stats.txt')
 160     status_file = tgt('status')
 161
 162     # Base command for running test.  We mess around with indirectly
 163     # referring to files via SOURCES and TARGETS so that scons can
 164     # mess with paths all it wants to and we still get the right
 165     # files.
 166     base_cmd = '${SOURCES[0]} -d $TARGET.dir ${SOURCES[1]} %s' % tgt_dir
 167     # stdout and stderr files
 168     cmd_stdout = '${TARGETS[0]}'
 169     cmd_stderr = '${TARGETS[1]}'
 170
 171     # Prefix test run with batch job submission command if appropriate.
 172     # Output redirection is also different for batch runs.
 173     # Batch command also supports timeout arg (in seconds, not minutes).
 174     timeout = 15 # used to be a param, probably should be again
 175     if env['BATCH']:
 176         cmd = [env['BATCH_CMD'], '-t', str(timeout * 60),
 177                '-o', cmd_stdout, '-e', cmd_stderr, base_cmd]
 178     else:
 179         cmd = [base_cmd, '>', cmd_stdout, '2>', cmd_stderr]
 180
 181     env.Command([tgt('stdout'), tgt('stderr'), new_stats],
 182                 [env.M5Binary, 'run.py'], ' '.join(cmd))
 183
 184     # order of targets is important... see check_test
 185     env.Command([tgt('outdiff'), tgt('statsdiff'), status_file],
 186                 [ref_stats, new_stats],
 187                 testAction)
 188
 189     # phony target to echo status
 190     if env['update_ref']:
 191         p = env.Command(tgt('_update'),
 192                         [ref_stats, new_stats, status_file],
 193                         updateAction)
 194     else:
 195         p = env.Command(tgt('_print'), [status_file], printAction)
 196
 197     env.AlwaysBuild(p)
 198
 199
 200 # Figure out applicable configs based on build type
 201 configs = []
 202 if env['FULL_SYSTEM']:
 203     if env['TARGET_ISA'] == 'alpha':
 204         if not env['ALPHA_TLASER']:
 205             configs += ['tsunami-simple-atomic',
 206                         'tsunami-simple-timing',
 207                         'tsunami-simple-atomic-dual',
 208                         'tsunami-simple-timing-dual']
 209 else:
 210     configs += ['simple-atomic', 'simple-timing']
 211
 212 cwd = os.getcwd()
 213 os.chdir(str(Dir('.').srcdir))
 214 for config in configs:
 215     dirs = glob.glob('*/*/ref/%s/*/%s' % (env['TARGET_ISA'], config))
 216     for d in dirs:
 217         test_builder(env, d)
 218 os.chdir(cwd)