test_ccompiler.py 文件源码

def test_debug_print(self):

        class MyCCompiler(CCompiler):
            executables = {}

        compiler = MyCCompiler()
        with captured_stdout() as stdout:
            compiler.debug_print('xxx')
        stdout.seek(0)
        self.assertEqual(stdout.read(), '')

        debug.DEBUG = True
        try:
            with captured_stdout() as stdout:
                compiler.debug_print('xxx')
            stdout.seek(0)
            self.assertEqual(stdout.read(), 'xxx\n')
        finally:
            debug.DEBUG = False