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Added documentation for test timeout 

Differential Revision: http://reviews.llvm.org/D6669

Submitted for Chaoren Lin

llvm-svn: 225425
This commit is contained in:
Vince Harron 2015-01-08 02:11:26 +00:00
parent 2561bb8831
commit ede5965b2a
1 changed files with 37 additions and 7 deletions
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44
lldb/test/dosep.py
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@ -2,6 +2,23 @@
""" """
Run the test suite using a separate process for each test file. Run the test suite using a separate process for each test file.
Each test will run with a time limit of 5 minutes by default.
Override the default time limit of 5 minutes by setting
the environment variable LLDB_TEST_TIMEOUT.
E.g., export LLDB_TEST_TIMEOUT=10m
Override the time limit for individual tests by setting
the environment variable LLDB_[TEST NAME]_TIMEOUT.
E.g., export LLDB_TESTCONCURRENTEVENTS_TIMEOUT=2m
Set to "0" to run without time limit.
E.g., export LLDB_TEST_TIMEOUT=0
or export LLDB_TESTCONCURRENTEVENTS_TIMEOUT=0
""" """
import multiprocessing import multiprocessing
@ -14,6 +31,7 @@ import sys
from optparse import OptionParser from optparse import OptionParser
def get_timeout_command(): def get_timeout_command():
"""Search for a suitable timeout command."""
if sys.platform.startswith("win32"): if sys.platform.startswith("win32"):
return None return None
try: try:
@ -36,13 +54,8 @@ default_timeout = os.getenv("LLDB_TEST_TIMEOUT") or "5m"
eTimedOut, ePassed, eFailed = 124, 0, 1 eTimedOut, ePassed, eFailed = 124, 0, 1
def call_with_timeout(command, timeout): def call_with_timeout(command, timeout):
"""Each test will timeout after 5 minutes by default. """Run command with a timeout if possible."""
Override the default timeout of 5 minutes with LLDB_TEST_TIMEOUT. if timeout_command and timeout != "0":
E.g., LLDB_TEST_TIMEOUT=10m
Override the timeout for individual tests with LLDB_[TEST NAME]_TIMEOUT.
E.g., LLDB_TESTCONCURRENTEVENTS_TIMEOUT=2m
Set to "0" to run without timeout."""
if timeout_command:
return subprocess.call([timeout_command, timeout] + command, return subprocess.call([timeout_command, timeout] + command,
stdin=subprocess.PIPE) stdin=subprocess.PIPE)
return (ePassed if subprocess.call(command, stdin=subprocess.PIPE) == 0 return (ePassed if subprocess.call(command, stdin=subprocess.PIPE) == 0
@ -132,6 +145,23 @@ def main():
parser = OptionParser(usage="""\ parser = OptionParser(usage="""\
Run lldb test suite using a separate process for each test file. Run lldb test suite using a separate process for each test file.
Each test will run with a time limit of 5 minutes by default.
Override the default time limit of 5 minutes by setting
the environment variable LLDB_TEST_TIMEOUT.
E.g., export LLDB_TEST_TIMEOUT=10m
Override the time limit for individual tests by setting
the environment variable LLDB_[TEST NAME]_TIMEOUT.
E.g., export LLDB_TESTCONCURRENTEVENTS_TIMEOUT=2m
Set to "0" to run without time limit.
E.g., export LLDB_TEST_TIMEOUT=0
or export LLDB_TESTCONCURRENTEVENTS_TIMEOUT=0
""") """)
parser.add_option('-o', '--options', parser.add_option('-o', '--options',
type='string', action='store', type='string', action='store',