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#!/usr/bin/env python3
# Copyright 2016 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 unittest, os, sys, shutil, time
import subprocess
import re, json
import tempfile
from glob import glob
import mesonbuild.environment
from mesonbuild.environment import detect_ninja
from mesonbuild.dependencies import PkgConfigDependency
def get_soname(fname):
# HACK, fix to not use shell.
raw_out = subprocess.check_output(['readelf', '-a', fname],
universal_newlines=True)
pattern = re.compile('soname: \[(.*?)\]')
for line in raw_out.split('\n'):
m = pattern.search(line)
if m is not None:
return m.group(1)
raise RuntimeError('Could not determine soname:\n\n' + raw_out)
class FakeEnvironment(object):
def __init__(self):
self.cross_info = None
def is_cross_build(self):
return False
class InternalTests(unittest.TestCase):
def test_version_number(self):
searchfunc = mesonbuild.environment.search_version
self.assertEqual(searchfunc('foobar 1.2.3'), '1.2.3')
self.assertEqual(searchfunc('1.2.3'), '1.2.3')
self.assertEqual(searchfunc('foobar 2016.10.28 1.2.3'), '1.2.3')
self.assertEqual(searchfunc('2016.10.28 1.2.3'), '1.2.3')
self.assertEqual(searchfunc('foobar 2016.10.128'), 'unknown version')
self.assertEqual(searchfunc('2016.10.128'), 'unknown version')
class LinuxlikeTests(unittest.TestCase):
def setUp(self):
super().setUp()
src_root = os.path.dirname(__file__)
src_root = os.path.join(os.getcwd(), src_root)
self.builddir = tempfile.mkdtemp()
self.prefix = '/usr'
self.libdir = os.path.join(self.prefix, 'lib')
self.installdir = os.path.join(self.builddir, 'install')
self.meson_command = [sys.executable, os.path.join(src_root, 'meson.py')]
self.mconf_command = [sys.executable, os.path.join(src_root, 'mesonconf.py')]
self.mintro_command = [sys.executable, os.path.join(src_root, 'mesonintrospect.py')]
self.ninja_command = [detect_ninja(), '-C', self.builddir]
self.common_test_dir = os.path.join(src_root, 'test cases/common')
self.vala_test_dir = os.path.join(src_root, 'test cases/vala')
self.framework_test_dir = os.path.join(src_root, 'test cases/frameworks')
self.unit_test_dir = os.path.join(src_root, 'test cases/unit')
self.output = b''
self.orig_env = os.environ.copy()
def tearDown(self):
shutil.rmtree(self.builddir)
os.environ = self.orig_env
super().tearDown()
def _run(self, command):
self.output += subprocess.check_output(command, env=os.environ.copy())
def init(self, srcdir):
args = [srcdir, self.builddir,
'--prefix', self.prefix,
'--libdir', self.libdir]
self._run(self.meson_command + args)
def build(self):
self._run(self.ninja_command)
def install(self):
os.environ['DESTDIR'] = self.installdir
self._run(self.ninja_command + ['install'])
def uninstall(self):
self._run(self.ninja_command + ['uninstall'])
def run_target(self, target):
self.output += subprocess.check_output(self.ninja_command + [target])
def setconf(self, arg):
self._run(self.mconf_command + [arg, self.builddir])
def get_compdb(self):
with open(os.path.join(self.builddir, 'compile_commands.json')) as ifile:
return json.load(ifile)
def get_meson_log(self):
with open(os.path.join(self.builddir, 'meson-logs', 'meson-log.txt')) as f:
return f.readlines()
def get_meson_log_compiler_checks(self):
'''
Fetch a list command-lines run by meson for compiler checks.
Each command-line is returned as a list of arguments.
'''
log = self.get_meson_log()
prefix = 'Command line:'
cmds = [l[len(prefix):].split() for l in log if l.startswith(prefix)]
return cmds
def introspect(self, arg):
out = subprocess.check_output(self.mintro_command + [arg, self.builddir],
universal_newlines=True)
return json.loads(out)
def test_basic_soname(self):
'''
Test that the soname is set correctly for shared libraries. This can't
be an ordinary test case because we need to run `readelf` and actually
check the soname.
https://github.com/mesonbuild/meson/issues/785
'''
testdir = os.path.join(self.common_test_dir, '4 shared')
self.init(testdir)
self.build()
lib1 = os.path.join(self.builddir, 'libmylib.so')
soname = get_soname(lib1)
self.assertEqual(soname, 'libmylib.so')
def test_custom_soname(self):
'''
Test that the soname is set correctly for shared libraries when
a custom prefix and/or suffix is used. This can't be an ordinary test
case because we need to run `readelf` and actually check the soname.
https://github.com/mesonbuild/meson/issues/785
'''
testdir = os.path.join(self.common_test_dir, '27 library versions')
self.init(testdir)
self.build()
lib1 = os.path.join(self.builddir, 'prefixsomelib.suffix')
soname = get_soname(lib1)
self.assertEqual(soname, 'prefixsomelib.suffix')
def test_pic(self):
'''
Test that -fPIC is correctly added to static libraries when b_staticpic
is true and not when it is false. This can't be an ordinary test case
because we need to inspect the compiler database.
'''
testdir = os.path.join(self.common_test_dir, '3 static')
self.init(testdir)
compdb = self.get_compdb()
self.assertTrue('-fPIC' in compdb[0]['command'])
# This is needed to increase the difference between build.ninja's
# timestamp and coredata.dat's timestamp due to a Ninja bug.
# https://github.com/ninja-build/ninja/issues/371
time.sleep(1)
self.setconf('-Db_staticpic=false')
# Regenerate build
self.build()
compdb = self.get_compdb()
self.assertTrue('-fPIC' not in compdb[0]['command'])
def test_pkgconfig_gen(self):
'''
Test that generated pkg-config files can be found and have the correct
version and link args. This can't be an ordinary test case because we
need to run pkg-config outside of a Meson build file.
https://github.com/mesonbuild/meson/issues/889
'''
testdir = os.path.join(self.common_test_dir, '51 pkgconfig-gen')
self.init(testdir)
env = FakeEnvironment()
kwargs = {'required': True, 'silent': True}
os.environ['PKG_CONFIG_LIBDIR'] = os.path.join(self.builddir, 'meson-private')
simple_dep = PkgConfigDependency('libfoo', env, kwargs)
self.assertTrue(simple_dep.found())
self.assertEqual(simple_dep.get_version(), '1.0')
self.assertTrue('-lfoo' in simple_dep.get_link_args())
def test_vala_c_warnings(self):
'''
Test that no warnings are emitted for C code generated by Vala. This
can't be an ordinary test case because we need to inspect the compiler
database.
https://github.com/mesonbuild/meson/issues/864
'''
testdir = os.path.join(self.vala_test_dir, '5 target glib')
self.init(testdir)
compdb = self.get_compdb()
vala_command = None
c_command = None
for each in compdb:
if each['file'].endswith('GLib.Thread.c'):
vala_command = each['command']
elif each['file'].endswith('retcode.c'):
c_command = each['command']
else:
m = 'Unknown file {!r} in vala_c_warnings test'.format(each['file'])
raise AssertionError(m)
self.assertIsNotNone(vala_command)
self.assertIsNotNone(c_command)
# -w suppresses all warnings, should be there in Vala but not in C
self.assertTrue('-w' in vala_command)
self.assertFalse('-w' in c_command)
# -Wall enables all warnings, should be there in C but not in Vala
self.assertFalse('-Wall' in vala_command)
self.assertTrue('-Wall' in c_command)
# -Werror converts warnings to errors, should always be there since it's
# injected by an unrelated piece of code and the project has werror=true
self.assertTrue('-Werror' in vala_command)
self.assertTrue('-Werror' in c_command)
def test_static_compile_order(self):
'''
Test that the order of files in a compiler command-line while compiling
and linking statically is deterministic. This can't be an ordinary test
case because we need to inspect the compiler database.
https://github.com/mesonbuild/meson/pull/951
'''
testdir = os.path.join(self.common_test_dir, '5 linkstatic')
self.init(testdir)
compdb = self.get_compdb()
# Rules will get written out in this order
self.assertTrue(compdb[0]['file'].endswith("libfile.c"))
self.assertTrue(compdb[1]['file'].endswith("libfile2.c"))
self.assertTrue(compdb[2]['file'].endswith("libfile3.c"))
self.assertTrue(compdb[3]['file'].endswith("libfile4.c"))
# FIXME: We don't have access to the linker command
def test_install_introspection(self):
'''
Tests that the Meson introspection API exposes install filenames correctly
https://github.com/mesonbuild/meson/issues/829
'''
testdir = os.path.join(self.common_test_dir, '8 install')
self.init(testdir)
intro = self.introspect('--targets')
if intro[0]['type'] == 'executable':
intro = intro[::-1]
self.assertEqual(intro[0]['install_filename'], '/usr/lib/libstat.a')
self.assertEqual(intro[1]['install_filename'], '/usr/bin/prog')
def test_run_target_files_path(self):
'''
Test that run_targets are run from the correct directory
https://github.com/mesonbuild/meson/issues/957
'''
testdir = os.path.join(self.common_test_dir, '58 run target')
self.init(testdir)
self.run_target('check_exists')
def test_qt5dependency_qmake_detection(self):
'''
Test that qt5 detection with qmake works. This can't be an ordinary
test case because it involves setting the environment.
'''
# Verify that qmake is for Qt5
if not shutil.which('qmake-qt5'):
if not shutil.which('qmake'):
raise unittest.SkipTest('QMake not found')
# For some inexplicable reason qmake --version gives different
# results when run from the command line vs invoked by Python.
# Check for both cases in case this behaviour changes in the future.
output = subprocess.getoutput(['qmake', '--version'])
if 'Qt version 5' not in output and 'qt5' not in output:
raise unittest.SkipTest('Qmake found, but it is not for Qt 5.')
# Disable pkg-config codepath and force searching with qmake/qmake-qt5
os.environ['PKG_CONFIG_LIBDIR'] = self.builddir
os.environ['PKG_CONFIG_PATH'] = self.builddir
testdir = os.path.join(self.framework_test_dir, '4 qt')
self.init(testdir)
# Confirm that the dependency was found with qmake
msg = 'Qt5 native `qmake-qt5` dependency (modules: Core) found: YES\n'
msg2 = 'Qt5 native `qmake` dependency (modules: Core) found: YES\n'
mesonlog = self.get_meson_log()
self.assertTrue(msg in mesonlog or msg2 in mesonlog)
def get_soname(self, fname):
output = subprocess.check_output(['readelf', '-a', fname],
universal_newlines=True)
for line in output.split('\n'):
if 'SONAME' in line:
return line.split('[')[1].split(']')[0]
raise RuntimeError('Readelf gave no SONAME.')
def _test_soname_impl(self, libpath, install):
testdir = os.path.join(self.unit_test_dir, '1 soname')
self.init(testdir)
self.build()
if install:
self.install()
# File without aliases set.
nover = os.path.join(libpath, 'libnover.so')
self.assertTrue(os.path.exists(nover))
self.assertFalse(os.path.islink(nover))
self.assertEqual(self.get_soname(nover), 'libnover.so')
self.assertEqual(len(glob(nover[:-3] + '*')), 1)
# File with version set
verset = os.path.join(libpath, 'libverset.so')
self.assertTrue(os.path.exists(verset + '.4.5.6'))
self.assertEqual(os.readlink(verset), 'libverset.so.4')
self.assertEqual(self.get_soname(verset), 'libverset.so.4')
self.assertEqual(len(glob(verset[:-3] + '*')), 3)
# File with soversion set
soverset = os.path.join(libpath, 'libsoverset.so')
self.assertTrue(os.path.exists(soverset + '.1.2.3'))
self.assertEqual(os.readlink(soverset), 'libsoverset.so.1.2.3')
self.assertEqual(self.get_soname(soverset), 'libsoverset.so.1.2.3')
self.assertEqual(len(glob(soverset[:-3] + '*')), 2)
# File with version and soversion set to same values
settosame = os.path.join(libpath, 'libsettosame.so')
self.assertTrue(os.path.exists(settosame + '.7.8.9'))
self.assertEqual(os.readlink(settosame), 'libsettosame.so.7.8.9')
self.assertEqual(self.get_soname(settosame), 'libsettosame.so.7.8.9')
self.assertEqual(len(glob(settosame[:-3] + '*')), 2)
# File with version and soversion set to different values
bothset = os.path.join(libpath, 'libbothset.so')
self.assertTrue(os.path.exists(bothset + '.1.2.3'))
self.assertEqual(os.readlink(bothset), 'libbothset.so.1.2.3')
self.assertEqual(os.readlink(bothset + '.1.2.3'), 'libbothset.so.4.5.6')
self.assertEqual(self.get_soname(bothset), 'libbothset.so.1.2.3')
self.assertEqual(len(glob(bothset[:-3] + '*')), 3)
def test_soname(self):
self._test_soname_impl(self.builddir, False)
def test_installed_soname(self):
self._test_soname_impl(self.installdir + self.libdir, True)
def test_compiler_check_flags_order(self):
'''
Test that compiler check flags override all other flags. This can't be
an ordinary test case because it needs the environment to be set.
'''
Oflag = '-O3'
os.environ['CFLAGS'] = os.environ['CXXFLAGS'] = Oflag
testdir = os.path.join(self.common_test_dir, '43 has function')
self.init(testdir)
cmds = self.get_meson_log_compiler_checks()
for cmd in cmds:
if cmd[0] == 'ccache':
cmd = cmd[1:]
# Verify that -I flags from the `args` kwarg are first
# This is set in the '43 has function' test case
self.assertEqual(cmd[2], '-I/tmp')
# Verify that -O3 set via the environment is overriden by -O0
Oargs = [arg for arg in cmd if arg.startswith('-O')]
self.assertEqual(Oargs, [Oflag, '-O0'])
def test_uninstall(self):
exename = os.path.join(self.installdir, 'usr/bin/prog')
testdir = os.path.join(self.common_test_dir, '8 install')
self.init(testdir)
self.assertFalse(os.path.exists(exename))
self.install()
self.assertTrue(os.path.exists(exename))
self.uninstall()
self.assertFalse(os.path.exists(exename))
class RewriterTests(unittest.TestCase):
def setUp(self):
super().setUp()
src_root = os.path.dirname(__file__)
self.testroot = tempfile.mkdtemp()
self.rewrite_command = [sys.executable, os.path.join(src_root, 'mesonrewriter.py')]
self.tmpdir = tempfile.mkdtemp()
self.workdir = os.path.join(self.tmpdir, 'foo')
self.test_dir = os.path.join(src_root, 'test cases/rewrite')
def tearDown(self):
shutil.rmtree(self.tmpdir)
def read_contents(self, fname):
with open(os.path.join(self.workdir, fname)) as f:
return f.read()
def check_effectively_same(self, mainfile, truth):
mf = self.read_contents(mainfile)
t = self.read_contents(truth)
# Rewriting is not guaranteed to do a perfect job of
# maintaining whitespace.
self.assertEqual(mf.replace(' ', ''), t.replace(' ', ''))
def prime(self, dirname):
shutil.copytree(os.path.join(self.test_dir, dirname), self.workdir)
def test_basic(self):
self.prime('1 basic')
subprocess.check_output(self.rewrite_command + ['remove',
'--target=trivialprog',
'--filename=notthere.c',
'--sourcedir', self.workdir])
self.check_effectively_same('meson.build', 'removed.txt')
subprocess.check_output(self.rewrite_command + ['add',
'--target=trivialprog',
'--filename=notthere.c',
'--sourcedir', self.workdir])
self.check_effectively_same('meson.build', 'added.txt')
subprocess.check_output(self.rewrite_command + ['remove',
'--target=trivialprog',
'--filename=notthere.c',
'--sourcedir', self.workdir])
self.check_effectively_same('meson.build', 'removed.txt')
def test_subdir(self):
self.prime('2 subdirs')
top = self.read_contents('meson.build')
s2 = self.read_contents('sub2/meson.build')
subprocess.check_output(self.rewrite_command + ['remove',
'--target=something',
'--filename=second.c',
'--sourcedir', self.workdir])
self.check_effectively_same('sub1/meson.build', 'sub1/after.txt')
self.assertEqual(top, self.read_contents('meson.build'))
self.assertEqual(s2, self.read_contents('sub2/meson.build'))
if __name__ == '__main__':
unittest.main()