test_translator.py 文件源码

def test_lshift(self):
        node = ast.parse("0b11010101 << 7")
        self.assertEqual("(213 << 7)", self.fc.visit(node))

        node = ast.parse("0b11010101 << (-7)")
        self.assertEqual("(213 << (-7))", self.fc.visit(node))

        node = ast.parse("0b11010101 << x")
        self.assertEqual("(213 << x)", self.fc.visit(node))

        node = ast.parse("y << 7")
        self.assertEqual("(y << 7)", self.fc.visit(node))

        node = ast.parse("x << y")
        self.assertEqual("(x << y)", self.fc.visit(node))

        node = ast.parse("x << y << z")
        self.assertEqual("((x << y) << z)", self.fc.visit(node))

        node = ast.parse("x.i << y.i")
        self.assertEqual("(x.i << y.i)", self.fc.visit(node))

        node = ast.parse("x.a_method(a) << y.a_method(b)")
        self.assertEqual("(x.a_method(a) << y.a_method(b))", self.fc.visit(node))