1 files changed, 160 insertions, 0 deletions
diff --git a/run_unittests.py b/run_unittests.py
new file mode 100755
index 0000000..ddcde76
--- /dev/null
+++ b/run_unittests.py
@@ -0,0 +1,160 @@
+#!/usr/bin/env python3
+# Copyright 2016-2021 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.
+
+# Work around some pathlib bugs...
+from mesonbuild import _pathlib
+import sys
+sys.modules['pathlib'] = _pathlib
+
+import time
+import subprocess
+import os
+import unittest
+
+import mesonbuild.mlog
+import mesonbuild.depfile
+import mesonbuild.dependencies.base
+import mesonbuild.dependencies.factory
+import mesonbuild.compilers
+import mesonbuild.envconfig
+import mesonbuild.environment
+import mesonbuild.coredata
+import mesonbuild.modules.gnome
+from mesonbuild.mesonlib import python_command, setup_vsenv
+import mesonbuild.modules.pkgconfig
+
+from unittests.allplatformstests import AllPlatformTests
+from unittests.darwintests import DarwinTests
+from unittests.failuretests import FailureTests
+from unittests.linuxcrosstests import LinuxCrossArmTests, LinuxCrossMingwTests
+from unittests.machinefiletests import NativeFileTests, CrossFileTests
+from unittests.rewritetests import RewriterTests
+from unittests.taptests import TAPParserTests
+from unittests.datatests import DataTests
+from unittests.internaltests import InternalTests
+from unittests.linuxliketests import LinuxlikeTests
+from unittests.pythontests import PythonTests
+from unittests.subprojectscommandtests import SubprojectsCommandTests
+from unittests.windowstests import WindowsTests
+from unittests.platformagnostictests import PlatformAgnosticTests
+
+def unset_envs():
+    # For unit tests we must fully control all command lines
+    # so that there are no unexpected changes coming from the
+    # environment, for example when doing a package build.
+    varnames = ['CPPFLAGS', 'LDFLAGS'] + list(mesonbuild.compilers.compilers.CFLAGS_MAPPING.values())
+    for v in varnames:
+        if v in os.environ:
+            del os.environ[v]
+
+def convert_args(argv):
+    # If we got passed a list of tests, pass it on
+    pytest_args = ['-v'] if '-v' in argv else []
+    test_list = []
+    for arg in argv:
+        if arg.startswith('-'):
+            if arg in ('-f', '--failfast'):
+                arg = '--exitfirst'
+            pytest_args.append(arg)
+            continue
+        # ClassName.test_name => 'ClassName and test_name'
+        if '.' in arg:
+            arg = ' and '.join(arg.split('.'))
+        test_list.append(arg)
+    if test_list:
+        pytest_args += ['-k', ' or '.join(test_list)]
+    return pytest_args
+
+def running_single_tests(argv, cases):
+    '''
+    Check whether we only got arguments for running individual tests, not
+    entire testcases, and not all testcases (no test args).
+    '''
+    got_test_arg = False
+    for arg in argv:
+        if arg.startswith('-'):
+            continue
+        for case in cases:
+            if not arg.startswith(case):
+                continue
+            if '.' not in arg:
+                # Got a testcase, done
+                return False
+            got_test_arg = True
+    return got_test_arg
+
+def setup_backend():
+    filtered = []
+    be = 'ninja'
+    for a in sys.argv:
+        if a.startswith('--backend'):
+            be = a.split('=')[1]
+        else:
+            filtered.append(a)
+    # Since we invoke the tests via unittest or xtest test runner
+    # we need to pass the backend to use to the spawned process via
+    # this side channel. Yes it sucks, but at least is is fully
+    # internal to this file.
+    os.environ['MESON_UNIT_TEST_BACKEND'] = be
+    sys.argv = filtered
+
+def main():
+    unset_envs()
+    setup_backend()
+    cases = ['InternalTests', 'DataTests', 'AllPlatformTests', 'FailureTests',
+             'PythonTests', 'NativeFileTests', 'RewriterTests', 'CrossFileTests',
+             'TAPParserTests', 'SubprojectsCommandTests', 'PlatformAgnosticTests',
+
+             'LinuxlikeTests', 'LinuxCrossArmTests', 'LinuxCrossMingwTests',
+             'WindowsTests', 'DarwinTests']
+
+    try:
+        import pytest # noqa: F401
+        pytest_args = []
+        try:
+            # Need pytest-xdist for `-n` arg
+            import xdist # noqa: F401
+            # Don't use pytest-xdist when running single unit tests since it wastes
+            # time spawning a lot of processes to distribute tests to in that case.
+            if not running_single_tests(sys.argv, cases):
+                pytest_args += ['-n', 'auto']
+        except ImportError:
+            print('pytest-xdist not found, tests will not be distributed across CPU cores')
+        # Let there be colors!
+        if 'CI' in os.environ:
+            pytest_args += ['--color=yes']
+        pytest_args += ['./run_unittests.py']
+        pytest_args += convert_args(sys.argv[1:])
+        # Always disable pytest-cov because we use a custom setup
+        try:
+            import pytest_cov # noqa: F401
+            print('Disabling pytest-cov')
+            pytest_args += ['-p' 'no:cov']
+        except ImportError:
+            pass
+        return subprocess.run(python_command + ['-m', 'pytest'] + pytest_args).returncode
+    except ImportError:
+        print('pytest not found, using unittest instead')
+    # Fallback to plain unittest.
+    return unittest.main(defaultTest=cases, buffer=True)
+
+if __name__ == '__main__':
+    setup_vsenv()
+    print('Meson build system', mesonbuild.coredata.version, 'Unit Tests')
+    start = time.monotonic()
+    try:
+        raise SystemExit(main())
+    finally:
+        print('Total time: {:.3f} seconds'.format(time.monotonic() - start))