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https://github.com/c64scene-ar/llvm-6502.git
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[lit] Refactor test execution logic into lit.run.Run.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189554 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
parent
b11b690d3f
commit
07f0f16bfd
@ -7,17 +7,16 @@ 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, threading, traceback
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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:
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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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@ -57,107 +56,6 @@ class TestingProgressDisplay:
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sys.stdout.flush()
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class TestProvider:
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def __init__(self, tests, maxTime):
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self.maxTime = maxTime
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self.iter = iter(range(len(tests)))
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self.lock = threading.Lock()
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self.startTime = time.time()
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self.canceled = False
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def cancel(self):
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self.lock.acquire()
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self.canceled = True
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self.lock.release()
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def get(self):
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# Check if we have run out of time.
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if self.maxTime is not None:
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if time.time() - self.startTime > self.maxTime:
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return None
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# Otherwise take the next test.
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self.lock.acquire()
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if self.canceled:
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self.lock.release()
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return None
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for item in self.iter:
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break
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else:
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item = None
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self.lock.release()
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return item
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class Tester(object):
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def __init__(self, run_instance, provider, consumer):
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self.run_instance = run_instance
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self.provider = provider
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self.consumer = consumer
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def run(self):
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while 1:
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item = self.provider.get()
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if item is None:
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break
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self.runTest(item)
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self.consumer.taskFinished()
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def runTest(self, test_index):
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test = self.run_instance.tests[test_index]
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try:
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self.run_instance.execute_test(test)
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except KeyboardInterrupt:
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# This is a sad hack. Unfortunately subprocess goes
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# bonkers with ctrl-c and we start forking merrily.
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print('\nCtrl-C detected, goodbye.')
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os.kill(0,9)
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self.consumer.update(test_index, test)
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class ThreadResultsConsumer(object):
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def __init__(self, display):
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self.display = display
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self.lock = threading.Lock()
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def update(self, test_index, test):
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self.lock.acquire()
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try:
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self.display.update(test)
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finally:
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self.lock.release()
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def taskFinished(self):
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pass
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def handleResults(self):
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pass
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def run_one_tester(run, provider, display):
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tester = Tester(run, provider, display)
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tester.run()
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def runTests(numThreads, run, provider, display):
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consumer = ThreadResultsConsumer(display)
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# If only using one testing thread, don't use tasks at all; this lets us
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# profile, among other things.
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if numThreads == 1:
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run_one_tester(run, provider, consumer)
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return
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# Start all of the tasks.
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tasks = [threading.Thread(target=run_one_tester,
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args=(run, provider, consumer))
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for i in range(numThreads)]
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for t in tasks:
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t.start()
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# Allow the consumer to handle results, if necessary.
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consumer.handleResults()
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# Wait for all the tasks to complete.
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for t in tasks:
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t.join()
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def main(builtinParameters = {}):
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# Bump the GIL check interval, its more important to get any one thread to a
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# blocking operation (hopefully exec) than to try and unblock other threads.
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@ -365,19 +263,8 @@ def main(builtinParameters = {}):
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startTime = time.time()
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display = TestingProgressDisplay(opts, len(run.tests), progressBar)
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provider = TestProvider(run.tests, opts.maxTime)
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try:
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import win32api
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except ImportError:
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pass
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else:
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def console_ctrl_handler(type):
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provider.cancel()
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return True
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win32api.SetConsoleCtrlHandler(console_ctrl_handler, True)
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try:
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runTests(opts.numThreads, run, provider, display)
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run.execute_tests(display, opts.numThreads, opts.maxTime)
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except KeyboardInterrupt:
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sys.exit(2)
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display.finish()
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@ -385,11 +272,6 @@ def main(builtinParameters = {}):
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if not opts.quiet:
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print('Testing Time: %.2fs'%(time.time() - startTime))
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# Update results for any tests which weren't run.
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for test in run.tests:
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if test.result is None:
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test.setResult(lit.Test.Result(lit.Test.UNRESOLVED, '', 0.0))
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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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@ -1,8 +1,98 @@
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import os
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import threading
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import time
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import traceback
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try:
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import win32api
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except ImportError:
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win32api = None
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import lit.Test
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###
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# Test Execution Implementation
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class TestProvider(object):
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def __init__(self, tests, max_time):
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self.max_time = max_time
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self.iter = iter(range(len(tests)))
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self.lock = threading.Lock()
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self.start_time = time.time()
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self.canceled = False
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def cancel(self):
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self.lock.acquire()
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self.canceled = True
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self.lock.release()
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def get(self):
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# Check if we have run out of time.
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if self.max_time is not None:
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if time.time() - self.start_time > self.max_time:
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return None
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# Otherwise take the next test.
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self.lock.acquire()
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if self.canceled:
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self.lock.release()
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return None
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for item in self.iter:
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break
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else:
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item = None
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self.lock.release()
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return item
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class Tester(object):
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def __init__(self, run_instance, provider, consumer):
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self.run_instance = run_instance
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self.provider = provider
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self.consumer = consumer
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def run(self):
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while 1:
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item = self.provider.get()
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if item is None:
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break
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self.run_test(item)
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self.consumer.task_finished()
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def run_test(self, test_index):
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test = self.run_instance.tests[test_index]
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try:
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self.run_instance.execute_test(test)
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except KeyboardInterrupt:
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# This is a sad hack. Unfortunately subprocess goes
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# bonkers with ctrl-c and we start forking merrily.
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print('\nCtrl-C detected, goodbye.')
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os.kill(0,9)
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self.consumer.update(test_index, test)
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class ThreadResultsConsumer(object):
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def __init__(self, display):
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self.display = display
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self.lock = threading.Lock()
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def update(self, test_index, test):
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self.lock.acquire()
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try:
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self.display.update(test)
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finally:
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self.lock.release()
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def task_finished(self):
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pass
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def handle_results(self):
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pass
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def run_one_tester(run, provider, display):
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tester = Tester(run, provider, display)
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tester.run()
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###
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class Run(object):
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"""
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This class represents a concrete, configured testing run.
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@ -14,7 +104,7 @@ class Run(object):
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def execute_test(self, test):
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result = None
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startTime = time.time()
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start_time = time.time()
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try:
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result = test.config.test_format.execute(test, self.lit_config)
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@ -34,6 +124,69 @@ class Run(object):
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output += traceback.format_exc()
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output += '\n'
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result = lit.Test.Result(lit.Test.UNRESOLVED, output)
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result.elapsed = time.time() - startTime
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result.elapsed = time.time() - start_time
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test.setResult(result)
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def execute_tests(self, display, jobs, max_time=None):
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"""
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execute_tests(display, jobs, [max_time])
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Execute each of the tests in the run, using up to jobs number of
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parallel tasks, and inform the display of each individual result. The
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provided tests should be a subset of the tests available in this run
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object.
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If max_time is non-None, it should be a time in seconds after which to
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stop executing tests.
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The display object will have its update method called with each test as
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it is completed. The calls are guaranteed to be locked with respect to
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one another, but are *not* guaranteed to be called on the same thread as
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this method was invoked on.
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Upon completion, each test in the run will have its result
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computed. Tests which were not actually executed (for any reason) will
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be given an UNRESOLVED result.
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"""
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# Create the test provider object.
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provider = TestProvider(self.tests, max_time)
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# Install a console-control signal handler on Windows.
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if win32api is not None:
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def console_ctrl_handler(type):
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provider.cancel()
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return True
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win32api.SetConsoleCtrlHandler(console_ctrl_handler, True)
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# Actually execute the tests.
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self._execute_tests_with_provider(provider, display, jobs)
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# Update results for any tests which weren't run.
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for test in self.tests:
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if test.result is None:
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test.setResult(lit.Test.Result(lit.Test.UNRESOLVED, '', 0.0))
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def _execute_tests_with_provider(self, provider, display, jobs):
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consumer = ThreadResultsConsumer(display)
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# If only using one testing thread, don't use tasks at all; this lets us
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# profile, among other things.
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if jobs == 1:
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run_one_tester(self, provider, consumer)
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return
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# Start all of the tasks.
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tasks = [threading.Thread(target=run_one_tester,
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args=(self, provider, consumer))
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for i in range(jobs)]
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for t in tasks:
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t.start()
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# Allow the consumer to handle results, if necessary.
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consumer.handle_results()
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# Wait for all the tasks to complete.
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for t in tasks:
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t.join()
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