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import re |
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import uuid |
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from fastest.constants import Keys, Content |
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def case_generator(uuid_val=None): |
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""" |
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---- |
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examples: |
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1) case_generator('a55eff11-ed51-ecb37-ccba') -> 'A55EFF11ED' |
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---- |
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Use uuid to create test-case unique name |
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:return: |
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""" |
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uuid_val = uuid_val if uuid_val is not None else str(uuid.uuid4()) |
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return str(uuid_val).upper().replace("-", "")[0:10] |
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def get_empty_of_type(input_type): |
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""" |
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Return an empty form of a given type |
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---- |
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examples: |
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1) get_empty_of_type('str') -> "''" |
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2) get_empty_of_type('???') -> None |
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---- |
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:param input_type: str |
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:return: str |
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""" |
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empty_type = { |
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'str': '\'\'', |
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'int': '0', |
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'list': '[]', |
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'dict': '{}', |
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'': '\'\'' |
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} |
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return empty_type.get(input_type) |
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def get_params_list(params): |
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""" |
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---- |
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examples: |
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1) get_params_list(['str', 'str', 'list', 'dict']) -> ["''", "''", '[]', '{}'] |
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2) get_params_list(['str', '???']) -> ["''"] |
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---- |
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:param params: list |
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:return: list |
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""" |
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return [ |
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get_empty_of_type(param) |
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for param in params |
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if param in ['str', 'int', 'list', 'dict'] |
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] |
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def create_assertion_test(function_object): |
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""" |
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Create assertion test cases by embedding into the template strings |
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if examples are present in the docstrings |
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----- |
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examples: |
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@need |
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from fastest.constants import TestBodies |
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@end |
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@let |
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function_object_1 = { |
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'tests': { |
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'variables': ['a = 5'] |
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} |
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} |
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function_object_2 = {'tests': {'variables': []}} |
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params = ['str', 'str'] |
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@end |
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1) create_assertion_test(function_object_1) -> TestBodies.ASSERTION_TEST_1 |
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2) create_assertion_test(function_object_2) -> '' |
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----- |
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:param function_object: dict |
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:return: str |
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""" |
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template = '' |
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if function_object.get(Keys.TESTS, {}).get(Keys.VARIABLES): |
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for variable in function_object.get(Keys.TESTS, {}).get(Keys.VARIABLES, []): |
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template += Content.VARIABLES_TEMPLATE.format(variables=variable) |
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return template |
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def create_naive_test_case(function_object, test, test_id=None): |
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""" |
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Create test cases from the assertions, docstring params and return types |
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---- |
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examples: |
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@need |
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from fastest.constants import TestBodies |
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@end |
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@let |
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function_object = { |
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'tests': { |
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'return': 'str', |
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'variables': ['a = 5'] |
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}, |
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'name': 'function_1' |
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} |
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test = { |
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'from': 'function_1', |
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'expect': '2' |
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} |
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exception_test = { |
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'from': 'function_2(None)', |
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'exception': 'TypeError' |
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} |
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test_id = 'a55eff11-ed51-ecb37-ccba' |
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@end |
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1) create_naive_test_case(function_object, test, test_id) -> TestBodies.NAIVE_TEST_RESULT |
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2) create_naive_test_case(function_object, exception_test, test_id) -> TestBodies.EXCEPTION_TEST_RESULT |
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---- |
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:param function_object: dict |
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:param test: dict |
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:param test_id: str |
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:return: str |
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""" |
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test_template = Content.TEST_CASE_TEMPLATE.format( |
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function_name=function_object.get(Keys.NAME), |
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case_id=case_generator(test_id), |
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) |
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test_template += create_assertion_test(function_object) |
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if test.get(Keys.EXPECT): |
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test_template += Content.ASSERTION_TEMPLATE.format(function=test.get(Keys.FROM), value=test.get(Keys.EXPECT)) |
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elif test.get(Keys.EXCEPTION): |
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args = re.search(r'\((.*)\)', test.get(Keys.FROM)) |
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print('arguments: ', args.group(1)) |
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test_template += Content.EXCEPTION_TEMPLATE.format( |
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function=function_object.get(Keys.NAME), |
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value=test.get(Keys.EXCEPTION), |
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args=args.group(1) |
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) |
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return test_template |
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AmreshVenugopal /
fastest
