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#!/usr/bin/env python3
"""Runs ./ninja and checks if the output is correct.
In order to simulate a smart terminal it uses the 'script' command.
"""
import os
import platform
import subprocess
import sys
import tempfile
import unittest
default_env = dict(os.environ)
default_env.pop('NINJA_STATUS', None)
default_env.pop('CLICOLOR_FORCE', None)
default_env['TERM'] = ''
NINJA_PATH = os.path.abspath('./ninja')
def run(build_ninja, flags='', pipe=False, env=default_env):
with tempfile.TemporaryDirectory() as d:
with open(os.path.join(d, 'build.ninja'), 'w') as f:
f.write(build_ninja)
f.flush()
ninja_cmd = '{} {}'.format(NINJA_PATH, flags)
try:
if pipe:
output = subprocess.check_output([ninja_cmd], shell=True, cwd=d, env=env)
elif platform.system() == 'Darwin':
output = subprocess.check_output(['script', '-q', '/dev/null', 'bash', '-c', ninja_cmd],
cwd=d, env=env)
else:
output = subprocess.check_output(['script', '-qfec', ninja_cmd, '/dev/null'],
cwd=d, env=env)
except subprocess.CalledProcessError as err:
sys.stdout.buffer.write(err.output)
raise err
final_output = ''
for line in output.decode('utf-8').splitlines(True):
if len(line) > 0 and line[-1] == '\r':
continue
final_output += line.replace('\r', '')
return final_output
@unittest.skipIf(platform.system() == 'Windows', 'These test methods do not work on Windows')
class Output(unittest.TestCase):
BUILD_SIMPLE_ECHO = '\n'.join((
'rule echo',
' command = printf "do thing"',
' description = echo $out',
'',
'build a: echo',
'',
))
def test_issue_1418(self):
self.assertEqual(run(
'''rule echo
command = sleep $delay && echo $out
description = echo $out
build a: echo
delay = 3
build b: echo
delay = 2
build c: echo
delay = 1
''', '-j3'),
'''[1/3] echo c\x1b[K
c
[2/3] echo b\x1b[K
b
[3/3] echo a\x1b[K
a
''')
def test_issue_1214(self):
print_red = '''rule echo
command = printf '\x1b[31mred\x1b[0m'
description = echo $out
build a: echo
'''
# Only strip color when ninja's output is piped.
self.assertEqual(run(print_red),
'''[1/1] echo a\x1b[K
\x1b[31mred\x1b[0m
''')
self.assertEqual(run(print_red, pipe=True),
'''[1/1] echo a
red
''')
# Even in verbose mode, colors should still only be stripped when piped.
self.assertEqual(run(print_red, flags='-v'),
'''[1/1] printf '\x1b[31mred\x1b[0m'
\x1b[31mred\x1b[0m
''')
self.assertEqual(run(print_red, flags='-v', pipe=True),
'''[1/1] printf '\x1b[31mred\x1b[0m'
red
''')
# CLICOLOR_FORCE=1 can be used to disable escape code stripping.
env = default_env.copy()
env['CLICOLOR_FORCE'] = '1'
self.assertEqual(run(print_red, pipe=True, env=env),
'''[1/1] echo a
\x1b[31mred\x1b[0m
''')
def test_issue_1966(self):
self.assertEqual(run(
'''rule cat
command = cat $rspfile $rspfile > $out
rspfile = cat.rsp
rspfile_content = a b c
build a: cat
''', '-j3'),
'''[1/1] cat cat.rsp cat.rsp > a\x1b[K
''')
def test_pr_1685(self):
# Running those tools without .ninja_deps and .ninja_log shouldn't fail.
self.assertEqual(run('', flags='-t recompact'), '')
self.assertEqual(run('', flags='-t restat'), '')
def test_issue_2048(self):
with tempfile.TemporaryDirectory() as d:
with open(os.path.join(d, 'build.ninja'), 'w'):
pass
with open(os.path.join(d, '.ninja_log'), 'w') as f:
f.write('# ninja log v4\n')
try:
output = subprocess.check_output([NINJA_PATH, '-t', 'recompact'],
cwd=d,
env=default_env,
stderr=subprocess.STDOUT,
text=True
)
self.assertEqual(
output.strip(),
"ninja: warning: build log version is too old; starting over"
)
except subprocess.CalledProcessError as err:
self.fail("non-zero exit code with: " + err.output)
def test_status(self):
self.assertEqual(run(''), 'ninja: no work to do.\n')
self.assertEqual(run('', pipe=True), 'ninja: no work to do.\n')
self.assertEqual(run('', flags='--quiet'), '')
def test_ninja_status_default(self):
'Do we show the default status by default?'
self.assertEqual(run(Output.BUILD_SIMPLE_ECHO), '[1/1] echo a\x1b[K\ndo thing\n')
def test_ninja_status_quiet(self):
'Do we suppress the status information when --quiet is specified?'
output = run(Output.BUILD_SIMPLE_ECHO, flags='--quiet')
self.assertEqual(output, 'do thing\n')
def test_entering_directory_on_stdout(self):
output = run(Output.BUILD_SIMPLE_ECHO, flags='-C$PWD', pipe=True)
self.assertEqual(output.splitlines()[0][:25], "ninja: Entering directory")
def test_tool_inputs(self):
plan = '''
rule cat
command = cat $in $out
build out1 : cat in1
build out2 : cat in2 out1
build out3 : cat out2 out1 | implicit || order_only
'''
self.assertEqual(run(plan, flags='-t inputs out3'),
'''implicit
in1
in2
order_only
out1
out2
''')
if __name__ == '__main__':
unittest.main()
|
