def create_node(self):
node = ast_nodes.OperatorNode(
f_token(tvalue='+', ttype='operator-infix', tsubtype='math'))
node.left = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
node.right = ast_nodes.OperandNode(
f_token(tvalue='2', ttype='operand', tsubtype='number'))
return node
def test_eval_expr_var_positional(self):
node = ast_nodes.FunctionNode(
f_token(tvalue='AND', ttype='function', tsubtype='start'))
node.args = [
ast_nodes.OperandNode(
f_token(tvalue='3', ttype='operand', tsubtype='number')),
ast_nodes.OperandNode(
f_token(tvalue='2', ttype='operand', tsubtype='number')),
]
self.assertEqual(node.eval(context('A1')), True)
def create_node(self):
node = ast_nodes.FunctionNode(
f_token(tvalue='MOD', ttype='function', tsubtype='start'))
node.args = [
ast_nodes.OperandNode(
f_token(tvalue='3', ttype='operand', tsubtype='number')),
ast_nodes.OperandNode(
f_token(tvalue='2', ttype='operand', tsubtype='number')),
]
return node
def test_eval_expr(self):
cond_node = ast_nodes.OperatorNode(
f_token(tvalue='>', ttype='operator-infix', tsubtype='math'))
cond_node.left = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
cond_node.right = ast_nodes.OperandNode(
f_token(tvalue='0', ttype='operand', tsubtype='number'))
node = ast_nodes.FunctionNode(
f_token(tvalue='IF', ttype='function', tsubtype='start'))
node.args = [
cond_node,
ast_nodes.OperandNode(
f_token(tvalue='3', ttype='operand', tsubtype='number')),
ast_nodes.OperandNode(
f_token(tvalue='2', ttype='operand', tsubtype='number')),
]
self.assertEqual(node.eval(context('A1')), 3)
def create_node(self, value='1', type='nuber'):
return ast_nodes.OperandNode(
f_token(tvalue=value, ttype='operand', tsubtype=type))
def test_str_postfix(self):
node = ast_nodes.OperatorNode(
f_token(tvalue='%', ttype='operator-postfix', tsubtype='math'))
node.left = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
self.assertEqual(str(node), '(1) %')
def test_str_prefix(self):
node = ast_nodes.OperatorNode(
f_token(tvalue='-', ttype='operator-prefix', tsubtype='math'))
node.right = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
self.assertEqual(str(node), '- (1)')
def test_eval_postfix(self):
node = ast_nodes.OperatorNode(
f_token(tvalue='%', ttype='operator-postfix', tsubtype='math'))
node.left = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
self.assertEqual(node.eval(context('A1')), 0.01)
def test_eval_prefix(self):
node = ast_nodes.OperatorNode(
f_token(tvalue='-', ttype='operator-prefix', tsubtype='math'))
node.right = ast_nodes.OperandNode(
f_token(tvalue='1', ttype='operand', tsubtype='number'))
self.assertEqual(node.eval(context('A1')), -1)