def test_identifier_quoted():
assert 13 == parse_and_visit('["my id"]', vars={"my id": 13})
assert 20 == parse_and_visit('["my id"] + ["my id2"]',
vars={
"my id": 13,
"my id2": 7
})
assert 'Var(my id)' == str(parse_expression('["my id"]'))
def test_identifier_quoted_sq():
assert 13 == parse_and_visit("['my id']", vars={"my id": 13})
assert 20 == parse_and_visit("['my id'] + ['my id2']",
vars={
"my id": 13,
"my id2": 7
})
assert 20 == parse_and_visit("['my id'] + [\"my id2\"]",
vars={
"my id": 13,
"my id2": 7
})
assert 'Var(my id)' == str(parse_expression("['my id']"))
def test_int_explicit_literal_repr():
assert "int(4)" == str(parse_expression("int(4)", debug=True))
assert "4" == str(parse_expression("(4)", debug=True))
def test_int():
assert 10 == parse_and_visit("10")
assert isinstance(parse_expression("10"), ept.Int)
def test_method_call_any_star():
parsed = parse_expression("a = any(* )")
assert "(a = any(*))" == str(parsed)
def test_or():
parsed = parse_expression("3==5 or (1<4)")
assert str(parsed) == "((3 == 5) or (1 < 4))"
assert True == parsed.evaluate(None)
def test_var():
parsed = parse_expression("x + 1")
assert str(parsed) == "(x + 1)"
assert 3 == parsed.evaluate({"x": 2})
def test_and():
parsed = parse_expression("3>5 and (1<4)")
assert str(parsed) == "((3 > 5) and (1 < 4))"
assert False == parsed.evaluate(None)
def parse_and_visit(input, vars=None):
expression_tree = parse_expression(input, debug=True)
result = expression_tree.evaluate(vars)
return result
def test_ne_lt():
parsed = parse_expression("(3>5)!=(1<4)")
assert str(parsed) == "((3 > 5) != (1 < 4))"
assert True == parsed.evaluate(None)
def test_lt_add():
parsed = parse_expression("1 < 5 - 6 ")
assert str(parsed) == "(1 < (5 - 6))"
assert False == parsed.evaluate(None)
def test_parse_parentheses_lt():
parsed = parse_expression("1 < (6 - 4) ")
assert str(parsed) == "(1 < (6 - 4))"
assert True == parsed.evaluate(None)