forked from mesonbuild/meson
-
Notifications
You must be signed in to change notification settings - Fork 0
/
run_meson_command_tests.py
executable file
·216 lines (197 loc) · 9.05 KB
/
run_meson_command_tests.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
#!/usr/bin/env python3
# Copyright 2018 The Meson development team
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import tempfile
import unittest
import subprocess
import zipapp
import sysconfig
from pathlib import Path
from mesonbuild.mesonlib import windows_proof_rmtree, python_command, is_windows
from mesonbuild.coredata import version as meson_version
scheme = None
def needs_debian_path_hack():
try:
import setuptools
return int(setuptools.__version__.split('.')[0]) < 65
except ModuleNotFoundError:
return False
if needs_debian_path_hack():
# Handle the scheme that Debian patches in the as default
# This function was renamed and made public in Python 3.10
if hasattr(sysconfig, 'get_default_scheme'):
scheme = sysconfig.get_default_scheme()
else:
scheme = sysconfig._get_default_scheme()
if scheme == 'posix_local':
scheme = 'posix_prefix'
def get_pypath():
if scheme:
pypath = sysconfig.get_path('purelib', scheme=scheme, vars={'base': ''})
else:
pypath = sysconfig.get_path('purelib', vars={'base': ''})
# Ensure that / is the path separator and not \, then strip /
return Path(pypath).as_posix().strip('/')
def get_pybindir():
# 'Scripts' on Windows and 'bin' on other platforms including MSYS
if scheme:
return sysconfig.get_path('scripts', scheme=scheme, vars={'base': ''}).strip('\\/')
return sysconfig.get_path('scripts', vars={'base': ''}).strip('\\/')
class CommandTests(unittest.TestCase):
'''
Test that running meson in various ways works as expected by checking the
value of mesonlib.meson_command that was set during configuration.
'''
def setUp(self):
super().setUp()
self.orig_env = os.environ.copy()
self.orig_dir = os.getcwd()
os.environ['MESON_COMMAND_TESTS'] = '1'
self.tmpdir = Path(tempfile.mkdtemp()).resolve()
self.src_root = Path(__file__).resolve().parent
self.testdir = str(self.src_root / 'test cases/common/1 trivial')
self.meson_args = ['--backend=ninja']
def tearDown(self):
try:
windows_proof_rmtree(str(self.tmpdir))
except FileNotFoundError:
pass
os.environ.clear()
os.environ.update(self.orig_env)
os.chdir(str(self.orig_dir))
super().tearDown()
def _run(self, command, workdir=None):
'''
Run a command while printing the stdout, and also return a copy of it
'''
# If this call hangs CI will just abort. It is very hard to distinguish
# between CI issue and test bug in that case. Set timeout and fail loud
# instead.
p = subprocess.run(command, stdout=subprocess.PIPE,
env=os.environ.copy(), text=True,
cwd=workdir, timeout=60 * 5)
print(p.stdout)
if p.returncode != 0:
raise subprocess.CalledProcessError(p.returncode, command)
return p.stdout
def assertMesonCommandIs(self, line, cmd):
self.assertTrue(line.startswith('meson_command '), msg=line)
self.assertEqual(line, f'meson_command is {cmd!r}')
def test_meson_uninstalled(self):
# This is what the meson command must be for all these cases
resolved_meson_command = python_command + [str(self.src_root / 'meson.py')]
# Absolute path to meson.py
os.chdir('/')
builddir = str(self.tmpdir / 'build1')
meson_py = str(self.src_root / 'meson.py')
meson_setup = [meson_py, 'setup']
meson_command = python_command + meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
# ./meson.py
os.chdir(str(self.src_root))
builddir = str(self.tmpdir / 'build2')
meson_py = './meson.py'
meson_setup = [meson_py, 'setup']
meson_command = python_command + meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
# Symlink to meson.py
if is_windows():
# Symlinks require admin perms
return
os.chdir(str(self.src_root))
builddir = str(self.tmpdir / 'build3')
# Create a symlink to meson.py in bindir, and add it to PATH
bindir = (self.tmpdir / 'bin')
bindir.mkdir()
(bindir / 'meson').symlink_to(self.src_root / 'meson.py')
(bindir / 'python3').symlink_to(python_command[0])
os.environ['PATH'] = str(bindir) + os.pathsep + os.environ['PATH']
# use our overridden PATH-compatible python
path_resolved_meson_command = resolved_meson_command.copy()
path_resolved_meson_command[0] = str(bindir / 'python3')
# See if it works!
meson_py = 'meson'
meson_setup = [meson_py, 'setup']
meson_command = meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], path_resolved_meson_command)
def test_meson_installed(self):
# Install meson
prefix = self.tmpdir / 'prefix'
pylibdir = prefix / get_pypath()
bindir = prefix / get_pybindir()
pylibdir.mkdir(parents=True)
# XXX: join with empty name so it always ends with os.sep otherwise
# distutils complains that prefix isn't contained in PYTHONPATH
os.environ['PYTHONPATH'] = os.path.join(str(pylibdir), '')
os.environ['PATH'] = str(bindir) + os.pathsep + os.environ['PATH']
self._run(python_command + ['setup.py', 'install', '--prefix', str(prefix)])
# Fix importlib-metadata by appending all dirs in pylibdir
PYTHONPATHS = [pylibdir] + [x for x in pylibdir.iterdir()]
PYTHONPATHS = [os.path.join(str(x), '') for x in PYTHONPATHS]
os.environ['PYTHONPATH'] = os.pathsep.join(PYTHONPATHS)
# Check that all the files were installed correctly
self.assertTrue(bindir.is_dir())
self.assertTrue(pylibdir.is_dir())
# Run `meson`
os.chdir('/')
resolved_meson_command = [str(bindir / 'meson')]
builddir = str(self.tmpdir / 'build1')
meson_setup = ['meson', 'setup']
meson_command = meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
# Run `/path/to/meson`
builddir = str(self.tmpdir / 'build2')
meson_setup = [str(bindir / 'meson'), 'setup']
meson_command = meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
# Run `python3 -m mesonbuild.mesonmain`
resolved_meson_command = python_command + ['-m', 'mesonbuild.mesonmain']
builddir = str(self.tmpdir / 'build3')
meson_setup = ['-m', 'mesonbuild.mesonmain', 'setup']
meson_command = python_command + meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
if is_windows():
# Next part requires a shell
return
# `meson` is a wrapper to `meson.real`
resolved_meson_command = [str(bindir / 'meson.real')]
builddir = str(self.tmpdir / 'build4')
(bindir / 'meson').rename(bindir / 'meson.real')
wrapper = (bindir / 'meson')
wrapper.write_text('#!/bin/sh\n\nmeson.real "$@"', encoding='utf-8')
wrapper.chmod(0o755)
meson_setup = [str(wrapper), 'setup']
meson_command = meson_setup + self.meson_args
stdo = self._run(meson_command + [self.testdir, builddir])
self.assertMesonCommandIs(stdo.split('\n')[0], resolved_meson_command)
def test_meson_exe_windows(self):
raise unittest.SkipTest('NOT IMPLEMENTED')
def test_meson_zipapp(self):
if is_windows():
raise unittest.SkipTest('NOT IMPLEMENTED')
source = Path(__file__).resolve().parent
target = self.tmpdir / 'meson.pyz'
script = source / 'packaging' / 'create_zipapp.py'
self._run([script.as_posix(), source, '--outfile', target, '--interpreter', python_command[0]])
self._run([target.as_posix(), '--help'])
if __name__ == '__main__':
print('Meson build system', meson_version, 'Command Tests')
raise SystemExit(unittest.main(buffer=True))