test_readline.py 文件源码

def test_readline(self):
        """Test readline method"""
        self.s.write(serial.to_bytes("1\n2\n3\n"))
        self.failUnlessEqual(self.s.readline(), serial.to_bytes("1\n"))
        self.failUnlessEqual(self.s.readline(), serial.to_bytes("2\n"))
        self.failUnlessEqual(self.s.readline(), serial.to_bytes("3\n"))
        # this time we will get a timeout
        self.failUnlessEqual(self.s.readline(), serial.to_bytes(""))