def test_function_expression_get_required_variables_when_in_context_str_var():
context = Context()
context.currentContext["name"] = "Atmaram"
fun_e = FunctionExpression(join, [VariableExpression("name").of_type(str)])
val = fun_e.get_required_variables(context)
assert type(val) == MapVariable
assert len(val.variable_map) == 0
def test_function_expression_get_required_variables_when_in_context_int_var():
context = Context()
context.currentContext["name"] = 123
fun_e = FunctionExpression(add, [VariableExpression("name").of_type(int)])
val = fun_e.get_required_variables(context)
assert type(val) == MapVariable
assert len(val.variable_map) == 0
def test_function_expression_fill_with_strings():
context = Context()
context.currentContext["name"] = "Atmaram"
context.currentContext["place"] = "Pune"
fun_e = FunctionExpression(
join, [VariableExpression("name").of_type(str)]).with_argument(
VariableExpression("place").of_type(str))
val = fun_e.fill(context)
assert val.value == "AtmaramPune"
def test_function_expression_get_required_variables_when_not_in_context_str_var(
):
context = Context()
fun_e = FunctionExpression(join, [VariableExpression("name").of_type(str)])
val = fun_e.get_required_variables(context)
assert type(val) == MapVariable
assert 'name' in val.variable_map
var = val.variable_map['name']
assert type(var) == ValueHolderVariable
assert var.valueHolderClass == StringHolder
def test_function_add_expression_fill_with_integer_and_string():
context = Context()
context.currentContext["name"] = 123
context.currentContext["place"] = '123'
fun_e = FunctionExpression(add, [
VariableExpression("name").of_type(int),
VariableExpression("place").of_type(str)
])
val = fun_e.fill(context)
assert val.value == "123123"
def test_function_expression_fill_with_string_and_integer():
context = Context()
context.currentContext["name"] = "Atmaram"
context.currentContext["place"] = 123
fun_e = FunctionExpression(join, [
VariableExpression("name").of_type(str),
VariableExpression("place").of_type(int)
])
val = fun_e.fill(context)
assert val.value == "Atmaram123"
def fun(operation, *expressions):
return FunctionExpression(operation, expressions)