# 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.

import os
import shutil
import unittest
import platform

from mesonbuild.mesonlib import (
    is_windows, is_cygwin
)
from mesonbuild.mesonlib import MesonException



from .baseplatformtests import BasePlatformTests
from .helpers import *

class BaseLinuxCrossTests(BasePlatformTests):
    # Don't pass --libdir when cross-compiling. We have tests that
    # check whether meson auto-detects it correctly.
    libdir = None


def should_run_cross_arm_tests():
    return shutil.which('arm-linux-gnueabihf-gcc') and not platform.machine().lower().startswith('arm')

@unittest.skipUnless(not is_windows() and should_run_cross_arm_tests(), "requires ability to cross compile to ARM")
class LinuxCrossArmTests(BaseLinuxCrossTests):
    '''
    Tests that cross-compilation to Linux/ARM works
    '''

    def setUp(self):
        super().setUp()
        self.meson_cross_file = os.path.join(self.src_root, 'cross', 'ubuntu-armhf.txt')

    def test_cflags_cross_environment_pollution(self):
        '''
        Test that the CFLAGS environment variable does not pollute the cross
        environment. 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, override_envvars={'CFLAGS': '-DBUILD_ENVIRONMENT_ONLY'})
        compdb = self.get_compdb()
        self.assertNotIn('-DBUILD_ENVIRONMENT_ONLY', compdb[0]['command'])

    def test_cross_file_overrides_always_args(self):
        '''
        Test that $lang_args in cross files always override get_always_args().
        Needed for overriding the default -D_FILE_OFFSET_BITS=64 on some
        architectures such as some Android versions and Raspbian.
        https://github.com/mesonbuild/meson/issues/3049
        https://github.com/mesonbuild/meson/issues/3089
        '''
        testdir = os.path.join(self.unit_test_dir, '33 cross file overrides always args')
        self.meson_cross_file = os.path.join(testdir, 'ubuntu-armhf-overrides.txt')
        self.init(testdir)
        compdb = self.get_compdb()
        self.assertRegex(compdb[0]['command'], '-D_FILE_OFFSET_BITS=64.*-U_FILE_OFFSET_BITS')
        self.build()

    def test_cross_libdir(self):
        # When cross compiling "libdir" should default to "lib"
        # rather than "lib/x86_64-linux-gnu" or something like that.
        testdir = os.path.join(self.common_test_dir, '1 trivial')
        self.init(testdir)
        for i in self.introspect('--buildoptions'):
            if i['name'] == 'libdir':
                self.assertEqual(i['value'], 'lib')
                return
        self.assertTrue(False, 'Option libdir not in introspect data.')

    def test_cross_libdir_subproject(self):
        # Guard against a regression where calling "subproject"
        # would reset the value of libdir to its default value.
        testdir = os.path.join(self.unit_test_dir, '76 subdir libdir')
        self.init(testdir, extra_args=['--libdir=fuf'])
        for i in self.introspect('--buildoptions'):
            if i['name'] == 'libdir':
                self.assertEqual(i['value'], 'fuf')
                return
        self.assertTrue(False, 'Libdir specified on command line gets reset.')

    def test_std_remains(self):
        # C_std defined in project options must be in effect also when cross compiling.
        testdir = os.path.join(self.unit_test_dir, '51 noncross options')
        self.init(testdir)
        compdb = self.get_compdb()
        self.assertRegex(compdb[0]['command'], '-std=c99')
        self.build()

    @skipIfNoPkgconfig
    def test_pkg_config_option(self):
        if not shutil.which('arm-linux-gnueabihf-pkg-config'):
            raise unittest.SkipTest('Cross-pkgconfig not found.')
        testdir = os.path.join(self.unit_test_dir, '58 pkg_config_path option')
        self.init(testdir, extra_args=[
            '-Dbuild.pkg_config_path=' + os.path.join(testdir, 'build_extra_path'),
            '-Dpkg_config_path=' + os.path.join(testdir, 'host_extra_path'),
        ])

    def test_run_native_test(self):
        '''
        https://github.com/mesonbuild/meson/issues/7997
        check run native test in crossbuild without exe wrapper
        '''
        testdir = os.path.join(self.unit_test_dir, '88 run native test')
        stamp_file = os.path.join(self.builddir, 'native_test_has_run.stamp')
        self.init(testdir)
        self.build()
        self.assertPathDoesNotExist(stamp_file)
        self.run_tests()
        self.assertPathExists(stamp_file)


def should_run_cross_mingw_tests():
    return shutil.which('x86_64-w64-mingw32-gcc') and not (is_windows() or is_cygwin())

@unittest.skipUnless(not is_windows() and should_run_cross_mingw_tests(), "requires ability to cross compile with MinGW")
class LinuxCrossMingwTests(BaseLinuxCrossTests):
    '''
    Tests that cross-compilation to Windows/MinGW works
    '''

    def setUp(self):
        super().setUp()
        self.meson_cross_file = os.path.join(self.src_root, 'cross', 'linux-mingw-w64-64bit.txt')

    def test_exe_wrapper_behaviour(self):
        '''
        Test that an exe wrapper that isn't found doesn't cause compiler sanity
        checks and compiler checks to fail, but causes configure to fail if it
        requires running a cross-built executable (custom_target or run_target)
        and causes the tests to be skipped if they are run.
        '''
        testdir = os.path.join(self.unit_test_dir, '36 exe_wrapper behaviour')
        # Configures, builds, and tests fine by default
        self.init(testdir)
        self.build()
        self.run_tests()
        self.wipe()
        os.mkdir(self.builddir)
        # Change cross file to use a non-existing exe_wrapper and it should fail
        self.meson_cross_file = os.path.join(testdir, 'broken-cross.txt')
        # Force tracebacks so we can detect them properly
        env = {'MESON_FORCE_BACKTRACE': '1'}
        error_message = "An exe_wrapper is needed but was not found. Please define one in cross file and check the command and/or add it to PATH."

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.init(testdir, extra_args='-Drun-target=false',
                      inprocess=True,
                      override_envvars=env)
        self.assertEqual(str(cm.exception), error_message)

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.init(testdir, extra_args='-Dcustom-target=false',
                      inprocess=True,
                      override_envvars=env)
        self.assertEqual(str(cm.exception), error_message)

        self.init(testdir, extra_args=['-Dcustom-target=false', '-Drun-target=false'],
                  override_envvars=env)
        self.build()

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.run_tests(inprocess=True, override_envvars=env)
        self.assertEqual(str(cm.exception),
                         "The exe_wrapper defined in the cross file 'broken' was not found. Please check the command and/or add it to PATH.")

    @skipIfNoPkgconfig
    def test_cross_pkg_config_option(self):
        testdir = os.path.join(self.unit_test_dir, '58 pkg_config_path option')
        self.init(testdir, extra_args=[
            '-Dbuild.pkg_config_path=' + os.path.join(testdir, 'build_extra_path'),
            '-Dpkg_config_path=' + os.path.join(testdir, 'host_extra_path'),
        ])

# 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.

import os
import shutil
import unittest
import platform

from mesonbuild.mesonlib import (
    is_windows, is_cygwin
)
from mesonbuild.mesonlib import MesonException



from .baseplatformtests import BasePlatformTests
from .helpers import *

class BaseLinuxCrossTests(BasePlatformTests):
    # Don't pass --libdir when cross-compiling. We have tests that
    # check whether meson auto-detects it correctly.
    libdir = None


def should_run_cross_arm_tests():
    return shutil.which('arm-linux-gnueabihf-gcc') and not platform.machine().lower().startswith('arm')

@unittest.skipUnless(not is_windows() and should_run_cross_arm_tests(), "requires ability to cross compile to ARM")
class LinuxCrossArmTests(BaseLinuxCrossTests):
    '''
    Tests that cross-compilation to Linux/ARM works
    '''

    def setUp(self):
        super().setUp()
        self.meson_cross_file = os.path.join(self.src_root, 'cross', 'ubuntu-armhf.txt')

    def test_cflags_cross_environment_pollution(self):
        '''
        Test that the CFLAGS environment variable does not pollute the cross
        environment. 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, override_envvars={'CFLAGS': '-DBUILD_ENVIRONMENT_ONLY'})
        compdb = self.get_compdb()
        self.assertNotIn('-DBUILD_ENVIRONMENT_ONLY', compdb[0]['command'])

    def test_cross_file_overrides_always_args(self):
        '''
        Test that $lang_args in cross files always override get_always_args().
        Needed for overriding the default -D_FILE_OFFSET_BITS=64 on some
        architectures such as some Android versions and Raspbian.
        https://github.com/mesonbuild/meson/issues/3049
        https://github.com/mesonbuild/meson/issues/3089
        '''
        testdir = os.path.join(self.unit_test_dir, '33 cross file overrides always args')
        self.meson_cross_file = os.path.join(testdir, 'ubuntu-armhf-overrides.txt')
        self.init(testdir)
        compdb = self.get_compdb()
        self.assertRegex(compdb[0]['command'], '-D_FILE_OFFSET_BITS=64.*-U_FILE_OFFSET_BITS')
        self.build()

    def test_cross_libdir(self):
        # When cross compiling "libdir" should default to "lib"
        # rather than "lib/x86_64-linux-gnu" or something like that.
        testdir = os.path.join(self.common_test_dir, '1 trivial')
        self.init(testdir)
        for i in self.introspect('--buildoptions'):
            if i['name'] == 'libdir':
                self.assertEqual(i['value'], 'lib')
                return
        self.assertTrue(False, 'Option libdir not in introspect data.')

    def test_cross_libdir_subproject(self):
        # Guard against a regression where calling "subproject"
        # would reset the value of libdir to its default value.
        testdir = os.path.join(self.unit_test_dir, '76 subdir libdir')
        self.init(testdir, extra_args=['--libdir=fuf'])
        for i in self.introspect('--buildoptions'):
            if i['name'] == 'libdir':
                self.assertEqual(i['value'], 'fuf')
                return
        self.assertTrue(False, 'Libdir specified on command line gets reset.')

    def test_std_remains(self):
        # C_std defined in project options must be in effect also when cross compiling.
        testdir = os.path.join(self.unit_test_dir, '51 noncross options')
        self.init(testdir)
        compdb = self.get_compdb()
        self.assertRegex(compdb[0]['command'], '-std=c99')
        self.build()

    @skipIfNoPkgconfig
    def test_pkg_config_option(self):
        if not shutil.which('arm-linux-gnueabihf-pkg-config'):
            raise unittest.SkipTest('Cross-pkgconfig not found.')
        testdir = os.path.join(self.unit_test_dir, '58 pkg_config_path option')
        self.init(testdir, extra_args=[
            '-Dbuild.pkg_config_path=' + os.path.join(testdir, 'build_extra_path'),
            '-Dpkg_config_path=' + os.path.join(testdir, 'host_extra_path'),
        ])

    def test_run_native_test(self):
        '''
        https://github.com/mesonbuild/meson/issues/7997
        check run native test in crossbuild without exe wrapper
        '''
        testdir = os.path.join(self.unit_test_dir, '88 run native test')
        stamp_file = os.path.join(self.builddir, 'native_test_has_run.stamp')
        self.init(testdir)
        self.build()
        self.assertPathDoesNotExist(stamp_file)
        self.run_tests()
        self.assertPathExists(stamp_file)


def should_run_cross_mingw_tests():
    return shutil.which('x86_64-w64-mingw32-gcc') and not (is_windows() or is_cygwin())

@unittest.skipUnless(not is_windows() and should_run_cross_mingw_tests(), "requires ability to cross compile with MinGW")
class LinuxCrossMingwTests(BaseLinuxCrossTests):
    '''
    Tests that cross-compilation to Windows/MinGW works
    '''

    def setUp(self):
        super().setUp()
        self.meson_cross_file = os.path.join(self.src_root, 'cross', 'linux-mingw-w64-64bit.txt')

    def test_exe_wrapper_behaviour(self):
        '''
        Test that an exe wrapper that isn't found doesn't cause compiler sanity
        checks and compiler checks to fail, but causes configure to fail if it
        requires running a cross-built executable (custom_target or run_target)
        and causes the tests to be skipped if they are run.
        '''
        testdir = os.path.join(self.unit_test_dir, '36 exe_wrapper behaviour')
        # Configures, builds, and tests fine by default
        self.init(testdir)
        self.build()
        self.run_tests()
        self.wipe()
        os.mkdir(self.builddir)
        # Change cross file to use a non-existing exe_wrapper and it should fail
        self.meson_cross_file = os.path.join(testdir, 'broken-cross.txt')
        # Force tracebacks so we can detect them properly
        env = {'MESON_FORCE_BACKTRACE': '1'}
        error_message = "An exe_wrapper is needed but was not found. Please define one in cross file and check the command and/or add it to PATH."

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.init(testdir, extra_args='-Drun-target=false',
                      inprocess=True,
                      override_envvars=env)
        self.assertEqual(str(cm.exception), error_message)

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.init(testdir, extra_args='-Dcustom-target=false',
                      inprocess=True,
                      override_envvars=env)
        self.assertEqual(str(cm.exception), error_message)

        self.init(testdir, extra_args=['-Dcustom-target=false', '-Drun-target=false'],
                  override_envvars=env)
        self.build()

        with self.assertRaises(MesonException) as cm:
            # Must run in-process or we'll get a generic CalledProcessError
            self.run_tests(inprocess=True, override_envvars=env)
        self.assertEqual(str(cm.exception),
                         "The exe_wrapper defined in the cross file 'broken' was not found. Please check the command and/or add it to PATH.")

    @skipIfNoPkgconfig
    def test_cross_pkg_config_option(self):
        testdir = os.path.join(self.unit_test_dir, '58 pkg_config_path option')
        self.init(testdir, extra_args=[
            '-Dbuild.pkg_config_path=' + os.path.join(testdir, 'build_extra_path'),
            '-Dpkg_config_path=' + os.path.join(testdir, 'host_extra_path'),
        ])

# 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. # Don't pass --libdir when cross-compiling. We have tests that # check whether meson auto-detects it correctly. Tests that cross-compilation to Linux/ARM works Test that the CFLAGS environment variable does not pollute the cross         environment. This can't be an ordinary test case because we need to         inspect the compiler database. Test that $lang_args in cross files always override get_always_args().         Needed for overriding the default -D_FILE_OFFSET_BITS=64 on some         architectures such as some Android versions and Raspbian.         https://github.com/mesonbuild/meson/issues/3049         https://github.com/mesonbuild/meson/issues/3089 # When cross compiling "libdir" should default to "lib" # rather than "lib/x86_64-linux-gnu" or something like that. # Guard against a regression where calling "subproject" # would reset the value of libdir to its default value. # C_std defined in project options must be in effect also when cross compiling. https://github.com/mesonbuild/meson/issues/7997         check run native test in crossbuild without exe wrapper Tests that cross-compilation to Windows/MinGW works Test that an exe wrapper that isn't found doesn't cause compiler sanity         checks and compiler checks to fail, but causes configure to fail if it         requires running a cross-built executable (custom_target or run_target)         and causes the tests to be skipped if they are run. # Configures, builds, and tests fine by default # Change cross file to use a non-existing exe_wrapper and it should fail # Force tracebacks so we can detect them properly # Must run in-process or we'll get a generic CalledProcessError # Must run in-process or we'll get a generic CalledProcessError # Must run in-process or we'll get a generic CalledProcessError