def test14parseBinaryExpression(self):
parser = Parser()
parser.src = '1/2'
parser.reset()
node = parser.parseBinaryExpression(False, 0)
self.assertEqual(type(node), AST.BinaryExpression)
self.assertEqual(node.left.value , '1')
self.assertEqual(node.right.value, '2')
self.assertEqual(node.op, '/')
parser.src = 'a<<1>c>>d'
parser.reset()
node = parser.parseBinaryExpression(False, 0)
self.assertEqual(type(node.left), AST.BinaryExpression)
self.assertEqual(type(node.right), AST.BinaryExpression)
self.assertEqual(node.op, '>')
self.assertEqual(node.left.op, '<<')
self.assertEqual(node.left.left.name, 'a')
self.assertEqual(node.left.right.value, '1')
self.assertEqual(node.right.op, '>>')
self.assertEqual(node.right.left.name, 'c')
self.assertEqual(node.right.right.name, 'd')
parser.src = 'a != b in c &2'
parser.reset()
node = parser.parseBinaryExpression(False, 0)
self.assertEqual(node.op, '&')
self.assertEqual(node.left.op, '!=')
self.assertEqual(node.right.value, '2')
self.assertEqual(node.left.right.op, 'in')
parser.src = 'a + b in d'
parser.reset()
node = parser.parseBinaryExpression(False, 0)
self.assertEqual(node.op, 'in')
self.assertEqual(node.left.op, '+')
parser.src = 'a + b in d'
parser.reset()
node = parser.parseBinaryExpression(True,0)
self.assertEqual(node.op, '+')
self.assertEqual(node.left.name, 'a')
self.assertEqual(node.right.name, 'b')
