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Copy pathruntests.py
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executable file
·197 lines (166 loc) · 5.41 KB
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#!/usr/bin/env python3
from __future__ import annotations
import subprocess
from subprocess import Popen
from sys import argv, executable, exit
# Slow test suites
CMDLINE = "PythonCmdline"
PEP561 = "PEP561Suite"
EVALUATION = "PythonEvaluation"
DAEMON = "testdaemon"
STUBGEN_CMD = "StubgenCmdLine"
STUBGEN_PY = "StubgenPythonSuite"
MYPYC_RUN = "TestRun"
MYPYC_RUN_MULTI = "TestRunMultiFile"
MYPYC_EXTERNAL = "TestExternal"
MYPYC_COMMAND_LINE = "TestCommandLine"
MYPYC_SEPARATE = "TestRunSeparate"
MYPYC_MULTIMODULE = "multimodule" # Subset of mypyc run tests that are slow
ERROR_STREAM = "ErrorStreamSuite"
DIFF_CACHE = "DiffCacheIntegrationTests"
ALL_NON_FAST = [
CMDLINE,
PEP561,
EVALUATION,
DAEMON,
STUBGEN_CMD,
STUBGEN_PY,
MYPYC_RUN,
MYPYC_RUN_MULTI,
MYPYC_EXTERNAL,
MYPYC_COMMAND_LINE,
MYPYC_SEPARATE,
ERROR_STREAM,
DIFF_CACHE,
]
# This must be enabled by explicitly including 'pytest-extra' on the command line
PYTEST_OPT_IN = [PEP561]
# These must be enabled by explicitly including 'mypyc-extra' on the command line.
MYPYC_OPT_IN = [MYPYC_RUN, MYPYC_RUN_MULTI, MYPYC_SEPARATE]
# These mypyc test filters cover most slow test cases
MYPYC_SLOW = [MYPYC_RUN_MULTI, MYPYC_COMMAND_LINE, MYPYC_SEPARATE, MYPYC_MULTIMODULE]
# We split the pytest run into three parts to improve test
# parallelization. Each run should have tests that each take a roughly similar
# time to run.
cmds = {
# Self type check
"self": [
executable,
"-m",
"mypy",
"--config-file",
"mypy_self_check.ini",
"-p",
"mypy",
"-p",
"mypyc",
],
# Type check setup.py as well
"self-packaging": [
executable,
"-m",
"mypy",
"--config-file",
"mypy_self_check.ini",
"setup.py",
],
# Lint
"lint": ["pre-commit", "run", "--all-files"],
# Fast test cases only (this is the bulk of the test suite)
"pytest-fast": ["pytest", "-q", "-k", f"not ({' or '.join(ALL_NON_FAST)})"],
# Test cases that invoke mypy (with small inputs)
"pytest-cmdline": [
"pytest",
"-q",
"-k",
" or ".join([CMDLINE, EVALUATION, STUBGEN_CMD, STUBGEN_PY]),
],
# Test cases that may take seconds to run each
"pytest-slow": [
"pytest",
"-q",
"-k",
" or ".join([DAEMON, MYPYC_EXTERNAL, MYPYC_COMMAND_LINE, ERROR_STREAM, DIFF_CACHE]),
],
"mypyc-fast": ["pytest", "-q", "mypyc", "-k", f"not ({' or '.join(MYPYC_SLOW)})"],
# Test cases that might take minutes to run
"pytest-extra": ["pytest", "-q", "-k", " or ".join(PYTEST_OPT_IN)],
# Mypyc tests that aren't run by default, since they are slow and rarely
# fail for commits that don't touch mypyc
"mypyc-extra": ["pytest", "-q", "-k", " or ".join(MYPYC_OPT_IN)],
}
# Stop run immediately if these commands fail
FAST_FAIL = ["self", "lint"]
EXTRA_COMMANDS = ("pytest-extra", "mypyc-fast", "mypyc-extra")
DEFAULT_COMMANDS = [cmd for cmd in cmds if cmd not in EXTRA_COMMANDS]
assert all(cmd in cmds for cmd in FAST_FAIL)
def run_cmd(name: str) -> int:
status = 0
if name in cmds:
cmd = cmds[name]
else:
if name.endswith(".test"):
cmd = ["pytest", f"mypy/test/testcheck.py::TypeCheckSuite::{name}"]
else:
cmd = ["pytest", "-n0", "-k", name]
print(f"run {name}: {cmd}")
proc = subprocess.run(cmd, stderr=subprocess.STDOUT)
if proc.returncode:
print("\nFAILED: %s" % name)
status = proc.returncode
if name in FAST_FAIL:
exit(status)
return status
def start_background_cmd(name: str) -> Popen:
cmd = cmds[name]
proc = subprocess.Popen(cmd, stderr=subprocess.STDOUT, stdout=subprocess.PIPE)
return proc
def wait_background_cmd(name: str, proc: Popen) -> int:
output = proc.communicate()[0]
status = proc.returncode
print(f"run {name}: {cmds[name]}")
if status:
print(output.decode().rstrip())
print("\nFAILED:", name)
if name in FAST_FAIL:
exit(status)
return status
def main() -> None:
prog, *args = argv
if not set(args).issubset(cmds):
print(
"usage:",
prog,
" ".join(f"[{k}]" for k in cmds),
"[names of individual tests and files...]",
)
print()
print(
"Run the given tests. If given no arguments, run everything except"
+ " pytest-extra and mypyc-extra. Unrecognized arguments will be"
+ " interpreted as individual test names / substring expressions"
+ " (or, if they end in .test, individual test files)"
+ " and this script will try to run them."
)
if "-h" in args or "--help" in args:
exit(1)
if not args:
args = DEFAULT_COMMANDS.copy()
status = 0
if "self" in args and "lint" in args:
# Perform lint and self check in parallel as it's faster.
proc = start_background_cmd("lint")
cmd_status = run_cmd("self")
if cmd_status:
status = cmd_status
cmd_status = wait_background_cmd("lint", proc)
if cmd_status:
status = cmd_status
args = [arg for arg in args if arg not in ("self", "lint")]
for arg in args:
cmd_status = run_cmd(arg)
if cmd_status:
status = cmd_status
exit(status)
if __name__ == "__main__":
main()