Method test_cmake

test/test_other.py:872–927

(self, test_dir, output_file, cmake_args)

    'cxx20':         ('cxx20',          'cxx20test.js',          []),
  })
  def test_cmake(self, test_dir, output_file, cmake_args):
    if test_dir == 'whole_archive' and 'EMTEST_SKIP_NEW_CMAKE' in os.environ:
      self.skipTest('EMTEST_SKIP_NEW_CMAKE set')

    # Test all supported generators.
    if WINDOWS:
      generators = ['MinGW Makefiles', 'NMake Makefiles']
    else:
      generators = ['Unix Makefiles', 'Ninja', 'Eclipse CDT4 - Ninja']

    configurations = {
      'MinGW Makefiles'     : {'build'   : ['mingw32-make'] }, # noqa
      'NMake Makefiles'     : {'build'   : ['nmake', '/NOLOGO']}, # noqa
      'Unix Makefiles'      : {'build'   : ['make']}, # noqa
      'Ninja'               : {'build'   : ['ninja']}, # noqa
      'Eclipse CDT4 - Ninja': {'build'   : ['ninja']}, # noqa
    }
    for generator in generators:
      conf = configurations[generator]

      if not shutil.which(conf['build'][0]):
        # Use simple test if applicable
        print('Skipping %s test for CMake support; build tool not found: %s.' % (generator, conf['build'][0]))
        continue

      cmakelistsdir = test_file('cmake', test_dir)
      builddir = 'out_' + generator.replace(' ', '_').lower()
      os.mkdir(builddir)
      with common.chdir(builddir):
        # Run Cmake

        # Some tests have very old cmake_minimum_version settings which is not supported by cmake 4+.
        # Forcing a slighly more recent cmake_minimum_version works around this issue.
        cmd = [EMCMAKE, 'cmake'] + cmake_args + ['-G', generator, cmakelistsdir, '-DCMAKE_POLICY_VERSION_MINIMUM=3.5']

        env = os.environ.copy()
        # https://github.com/emscripten-core/emscripten/pull/5145: Check that CMake works even if EMCC_SKIP_SANITY_CHECK=1 is passed.
        if test_dir == 'target_html':
          env['EMCC_SKIP_SANITY_CHECK'] = '1'
        print(str(cmd))
        self.run_process(cmd, env=env)

        # Build
        cmd = conf['build']
        if common.EMTEST_VERBOSE and 'Ninja' not in generator:
          cmd += ['VERBOSE=1']
        self.run_process(cmd)
        self.assertExists(output_file, 'building a cmake-generated Makefile failed to produce an output file %s!' % output_file)

        # Run through node, if CMake produced a .js file.
        if output_file.endswith('.js'):
          ret = self.run_js(output_file)
          self.assertFileContents(os.path.join(cmakelistsdir, 'out.txt'), ret)

        if test_dir == 'post_build':
          ret = self.run_process(['ctest'], env=env)

  @crossplatform