test_tool.py 文件源码

def test_infile_outfile(self):
        with tempfile.NamedTemporaryFile() as infile:
            infile.write(self.data.encode())
            infile.flush()
            # outfile will get overwritten by tool, so the delete
            # may not work on some platforms. Do it manually.
            outfile = tempfile.NamedTemporaryFile()
            try:
                self.assertEqual(
                    self.runTool(args=[infile.name, outfile.name]),
                    ''.encode())
                with open(outfile.name, 'rb') as f:
                    self.assertEqual(f.read(), self.expect.encode())
            finally:
                outfile.close()
                if os.path.exists(outfile.name):
                    os.unlink(outfile.name)