mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-01-08 03:30:22 +00:00
06a1a5f256
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223305 91177308-0d34-0410-b5e6-96231b3b80d8
474 lines
18 KiB
Python
Executable File
474 lines
18 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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lit - LLVM Integrated Tester.
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See lit.pod for more information.
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"""
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from __future__ import absolute_import
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import math, os, platform, random, re, sys, time
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import lit.ProgressBar
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import lit.LitConfig
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import lit.Test
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import lit.run
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import lit.util
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import lit.discovery
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class TestingProgressDisplay(object):
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def __init__(self, opts, numTests, progressBar=None):
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self.opts = opts
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self.numTests = numTests
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self.current = None
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self.progressBar = progressBar
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self.completed = 0
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def finish(self):
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if self.progressBar:
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self.progressBar.clear()
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elif self.opts.quiet:
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pass
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elif self.opts.succinct:
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sys.stdout.write('\n')
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def update(self, test):
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self.completed += 1
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if self.opts.incremental:
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update_incremental_cache(test)
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if self.progressBar:
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self.progressBar.update(float(self.completed)/self.numTests,
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test.getFullName())
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shouldShow = test.result.code.isFailure or \
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(not self.opts.quiet and not self.opts.succinct)
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if not shouldShow:
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return
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if self.progressBar:
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self.progressBar.clear()
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# Show the test result line.
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test_name = test.getFullName()
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print('%s: %s (%d of %d)' % (test.result.code.name, test_name,
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self.completed, self.numTests))
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# Show the test failure output, if requested.
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if test.result.code.isFailure and self.opts.showOutput:
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print("%s TEST '%s' FAILED %s" % ('*'*20, test.getFullName(),
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'*'*20))
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print(test.result.output)
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print("*" * 20)
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# Report test metrics, if present.
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if test.result.metrics:
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print("%s TEST '%s' RESULTS %s" % ('*'*10, test.getFullName(),
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'*'*10))
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items = sorted(test.result.metrics.items())
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for metric_name, value in items:
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print('%s: %s ' % (metric_name, value.format()))
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print("*" * 10)
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# Ensure the output is flushed.
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sys.stdout.flush()
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def write_test_results(run, lit_config, testing_time, output_path):
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try:
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import json
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except ImportError:
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lit_config.fatal('test output unsupported with Python 2.5')
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# Construct the data we will write.
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data = {}
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# Encode the current lit version as a schema version.
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data['__version__'] = lit.__versioninfo__
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data['elapsed'] = testing_time
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# FIXME: Record some information on the lit configuration used?
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# FIXME: Record information from the individual test suites?
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# Encode the tests.
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data['tests'] = tests_data = []
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for test in run.tests:
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test_data = {
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'name' : test.getFullName(),
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'code' : test.result.code.name,
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'output' : test.result.output,
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'elapsed' : test.result.elapsed }
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# Add test metrics, if present.
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if test.result.metrics:
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test_data['metrics'] = metrics_data = {}
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for key, value in test.result.metrics.items():
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metrics_data[key] = value.todata()
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tests_data.append(test_data)
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# Write the output.
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f = open(output_path, 'w')
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try:
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json.dump(data, f, indent=2, sort_keys=True)
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f.write('\n')
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finally:
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f.close()
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def update_incremental_cache(test):
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if not test.result.code.isFailure:
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return
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fname = test.getFilePath()
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os.utime(fname, None)
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def sort_by_incremental_cache(run):
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def sortIndex(test):
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fname = test.getFilePath()
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try:
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return -os.path.getmtime(fname)
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except:
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return 0
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run.tests.sort(key = lambda t: sortIndex(t))
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def main(builtinParameters = {}):
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# Use processes by default on Unix platforms.
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isWindows = platform.system() == 'Windows'
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useProcessesIsDefault = not isWindows
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global options
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from optparse import OptionParser, OptionGroup
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parser = OptionParser("usage: %prog [options] {file-or-path}")
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parser.add_option("", "--version", dest="show_version",
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help="Show version and exit",
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action="store_true", default=False)
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parser.add_option("-j", "--threads", dest="numThreads", metavar="N",
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help="Number of testing threads",
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type=int, action="store", default=None)
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parser.add_option("", "--config-prefix", dest="configPrefix",
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metavar="NAME", help="Prefix for 'lit' config files",
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action="store", default=None)
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parser.add_option("", "--param", dest="userParameters",
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metavar="NAME=VAL",
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help="Add 'NAME' = 'VAL' to the user defined parameters",
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type=str, action="append", default=[])
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group = OptionGroup(parser, "Output Format")
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# FIXME: I find these names very confusing, although I like the
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# functionality.
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group.add_option("-q", "--quiet", dest="quiet",
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help="Suppress no error output",
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action="store_true", default=False)
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group.add_option("-s", "--succinct", dest="succinct",
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help="Reduce amount of output",
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action="store_true", default=False)
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group.add_option("-v", "--verbose", dest="showOutput",
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help="Show all test output",
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action="store_true", default=False)
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group.add_option("-o", "--output", dest="output_path",
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help="Write test results to the provided path",
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action="store", type=str, metavar="PATH")
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group.add_option("", "--no-progress-bar", dest="useProgressBar",
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help="Do not use curses based progress bar",
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action="store_false", default=True)
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group.add_option("", "--show-unsupported", dest="show_unsupported",
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help="Show unsupported tests",
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action="store_true", default=False)
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group.add_option("", "--show-xfail", dest="show_xfail",
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help="Show tests that were expected to fail",
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action="store_true", default=False)
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parser.add_option_group(group)
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group = OptionGroup(parser, "Test Execution")
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group.add_option("", "--path", dest="path",
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help="Additional paths to add to testing environment",
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action="append", type=str, default=[])
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group.add_option("", "--vg", dest="useValgrind",
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help="Run tests under valgrind",
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action="store_true", default=False)
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group.add_option("", "--vg-leak", dest="valgrindLeakCheck",
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help="Check for memory leaks under valgrind",
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action="store_true", default=False)
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group.add_option("", "--vg-arg", dest="valgrindArgs", metavar="ARG",
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help="Specify an extra argument for valgrind",
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type=str, action="append", default=[])
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group.add_option("", "--time-tests", dest="timeTests",
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help="Track elapsed wall time for each test",
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action="store_true", default=False)
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group.add_option("", "--no-execute", dest="noExecute",
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help="Don't execute any tests (assume PASS)",
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action="store_true", default=False)
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group.add_option("", "--xunit-xml-output", dest="xunit_output_file",
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help=("Write XUnit-compatible XML test reports to the"
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" specified file"), default=None)
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parser.add_option_group(group)
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group = OptionGroup(parser, "Test Selection")
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group.add_option("", "--max-tests", dest="maxTests", metavar="N",
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help="Maximum number of tests to run",
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action="store", type=int, default=None)
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group.add_option("", "--max-time", dest="maxTime", metavar="N",
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help="Maximum time to spend testing (in seconds)",
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action="store", type=float, default=None)
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group.add_option("", "--shuffle", dest="shuffle",
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help="Run tests in random order",
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action="store_true", default=False)
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group.add_option("-i", "--incremental", dest="incremental",
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help="Run modified and failing tests first (updates "
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"mtimes)",
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action="store_true", default=False)
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group.add_option("", "--filter", dest="filter", metavar="REGEX",
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help=("Only run tests with paths matching the given "
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"regular expression"),
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action="store", default=None)
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parser.add_option_group(group)
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group = OptionGroup(parser, "Debug and Experimental Options")
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group.add_option("", "--debug", dest="debug",
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help="Enable debugging (for 'lit' development)",
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action="store_true", default=False)
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group.add_option("", "--show-suites", dest="showSuites",
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help="Show discovered test suites",
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action="store_true", default=False)
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group.add_option("", "--show-tests", dest="showTests",
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help="Show all discovered tests",
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action="store_true", default=False)
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group.add_option("", "--use-processes", dest="useProcesses",
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help="Run tests in parallel with processes (not threads)",
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action="store_true", default=useProcessesIsDefault)
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group.add_option("", "--use-threads", dest="useProcesses",
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help="Run tests in parallel with threads (not processes)",
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action="store_false", default=useProcessesIsDefault)
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parser.add_option_group(group)
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(opts, args) = parser.parse_args()
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if opts.show_version:
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print("lit %s" % (lit.__version__,))
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return
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if not args:
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parser.error('No inputs specified')
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if opts.numThreads is None:
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# Python <2.5 has a race condition causing lit to always fail with numThreads>1
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# http://bugs.python.org/issue1731717
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# I haven't seen this bug occur with 2.5.2 and later, so only enable multiple
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# threads by default there.
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if sys.hexversion >= 0x2050200:
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opts.numThreads = lit.util.detectCPUs()
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else:
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opts.numThreads = 1
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inputs = args
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# Create the user defined parameters.
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userParams = dict(builtinParameters)
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for entry in opts.userParameters:
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if '=' not in entry:
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name,val = entry,''
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else:
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name,val = entry.split('=', 1)
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userParams[name] = val
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# Create the global config object.
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litConfig = lit.LitConfig.LitConfig(
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progname = os.path.basename(sys.argv[0]),
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path = opts.path,
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quiet = opts.quiet,
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useValgrind = opts.useValgrind,
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valgrindLeakCheck = opts.valgrindLeakCheck,
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valgrindArgs = opts.valgrindArgs,
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noExecute = opts.noExecute,
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debug = opts.debug,
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isWindows = isWindows,
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params = userParams,
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config_prefix = opts.configPrefix)
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# Perform test discovery.
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run = lit.run.Run(litConfig,
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lit.discovery.find_tests_for_inputs(litConfig, inputs))
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if opts.showSuites or opts.showTests:
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# Aggregate the tests by suite.
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suitesAndTests = {}
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for result_test in run.tests:
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if result_test.suite not in suitesAndTests:
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suitesAndTests[result_test.suite] = []
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suitesAndTests[result_test.suite].append(result_test)
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suitesAndTests = list(suitesAndTests.items())
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suitesAndTests.sort(key = lambda item: item[0].name)
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# Show the suites, if requested.
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if opts.showSuites:
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print('-- Test Suites --')
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for ts,ts_tests in suitesAndTests:
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print(' %s - %d tests' %(ts.name, len(ts_tests)))
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print(' Source Root: %s' % ts.source_root)
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print(' Exec Root : %s' % ts.exec_root)
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# Show the tests, if requested.
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if opts.showTests:
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print('-- Available Tests --')
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for ts,ts_tests in suitesAndTests:
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ts_tests.sort(key = lambda test: test.path_in_suite)
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for test in ts_tests:
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print(' %s' % (test.getFullName(),))
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# Exit.
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sys.exit(0)
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# Select and order the tests.
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numTotalTests = len(run.tests)
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# First, select based on the filter expression if given.
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if opts.filter:
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try:
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rex = re.compile(opts.filter)
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except:
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parser.error("invalid regular expression for --filter: %r" % (
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opts.filter))
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run.tests = [result_test for result_test in run.tests
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if rex.search(result_test.getFullName())]
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# Then select the order.
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if opts.shuffle:
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random.shuffle(run.tests)
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elif opts.incremental:
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sort_by_incremental_cache(run)
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else:
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run.tests.sort(key = lambda result_test: result_test.getFullName())
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# Finally limit the number of tests, if desired.
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if opts.maxTests is not None:
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run.tests = run.tests[:opts.maxTests]
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# Don't create more threads than tests.
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opts.numThreads = min(len(run.tests), opts.numThreads)
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extra = ''
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if len(run.tests) != numTotalTests:
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extra = ' of %d' % numTotalTests
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header = '-- Testing: %d%s tests, %d threads --'%(len(run.tests), extra,
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opts.numThreads)
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progressBar = None
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if not opts.quiet:
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if opts.succinct and opts.useProgressBar:
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try:
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tc = lit.ProgressBar.TerminalController()
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progressBar = lit.ProgressBar.ProgressBar(tc, header)
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except ValueError:
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print(header)
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progressBar = lit.ProgressBar.SimpleProgressBar('Testing: ')
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else:
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print(header)
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startTime = time.time()
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display = TestingProgressDisplay(opts, len(run.tests), progressBar)
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try:
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run.execute_tests(display, opts.numThreads, opts.maxTime,
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opts.useProcesses)
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except KeyboardInterrupt:
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sys.exit(2)
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display.finish()
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testing_time = time.time() - startTime
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if not opts.quiet:
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print('Testing Time: %.2fs' % (testing_time,))
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# Write out the test data, if requested.
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if opts.output_path is not None:
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write_test_results(run, litConfig, testing_time, opts.output_path)
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# List test results organized by kind.
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hasFailures = False
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byCode = {}
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for test in run.tests:
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if test.result.code not in byCode:
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byCode[test.result.code] = []
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byCode[test.result.code].append(test)
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if test.result.code.isFailure:
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hasFailures = True
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# Print each test in any of the failing groups.
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for title,code in (('Unexpected Passing Tests', lit.Test.XPASS),
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('Failing Tests', lit.Test.FAIL),
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('Unresolved Tests', lit.Test.UNRESOLVED),
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('Unsupported Tests', lit.Test.UNSUPPORTED),
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('Expected Failing Tests', lit.Test.XFAIL)):
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if (lit.Test.XFAIL == code and not opts.show_xfail) or \
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(lit.Test.UNSUPPORTED == code and not opts.show_unsupported):
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continue
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elts = byCode.get(code)
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if not elts:
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continue
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print('*'*20)
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print('%s (%d):' % (title, len(elts)))
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for test in elts:
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print(' %s' % test.getFullName())
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sys.stdout.write('\n')
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if opts.timeTests and run.tests:
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# Order by time.
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test_times = [(test.getFullName(), test.result.elapsed)
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for test in run.tests]
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lit.util.printHistogram(test_times, title='Tests')
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for name,code in (('Expected Passes ', lit.Test.PASS),
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('Expected Failures ', lit.Test.XFAIL),
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('Unsupported Tests ', lit.Test.UNSUPPORTED),
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('Unresolved Tests ', lit.Test.UNRESOLVED),
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('Unexpected Passes ', lit.Test.XPASS),
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('Unexpected Failures', lit.Test.FAIL)):
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if opts.quiet and not code.isFailure:
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continue
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N = len(byCode.get(code,[]))
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if N:
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print(' %s: %d' % (name,N))
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if opts.xunit_output_file:
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# Collect the tests, indexed by test suite
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by_suite = {}
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for result_test in run.tests:
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suite = result_test.suite.config.name
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if suite not in by_suite:
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by_suite[suite] = {
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'passes' : 0,
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'failures' : 0,
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'tests' : [] }
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by_suite[suite]['tests'].append(result_test)
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if result_test.result.code.isFailure:
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by_suite[suite]['failures'] += 1
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else:
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by_suite[suite]['passes'] += 1
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xunit_output_file = open(opts.xunit_output_file, "w")
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xunit_output_file.write("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n")
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xunit_output_file.write("<testsuites>\n")
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for suite_name, suite in by_suite.items():
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safe_suite_name = suite_name.replace(".", "-")
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xunit_output_file.write("<testsuite name='" + safe_suite_name + "'")
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xunit_output_file.write(" tests='" + str(suite['passes'] +
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suite['failures']) + "'")
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xunit_output_file.write(" failures='" + str(suite['failures']) +
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"'>\n")
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for result_test in suite['tests']:
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xunit_output_file.write(result_test.getJUnitXML() + "\n")
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xunit_output_file.write("</testsuite>\n")
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xunit_output_file.write("</testsuites>")
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xunit_output_file.close()
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# If we encountered any additional errors, exit abnormally.
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if litConfig.numErrors:
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sys.stderr.write('\n%d error(s), exiting.\n' % litConfig.numErrors)
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sys.exit(2)
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# Warn about warnings.
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if litConfig.numWarnings:
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sys.stderr.write('\n%d warning(s) in tests.\n' % litConfig.numWarnings)
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if hasFailures:
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sys.exit(1)
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sys.exit(0)
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if __name__=='__main__':
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main()
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