92 lines
2.9 KiB
Python
92 lines
2.9 KiB
Python
# Copyright 2016-2020, Pulumi Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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from pulumi._utils import is_empty_function
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# Function with return value based on input, called in the non_empty function
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# bodies below.
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def compute(val: int) -> str:
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return f"{val} + {1} = {val + 1}"
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class Foo:
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def empty_a(self) -> str:
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...
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def empty_b(self) -> str:
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"""A docstring."""
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...
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def empty_c(self, value: str):
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...
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def non_empty_a(self) -> str:
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return "hello"
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def non_empty_b(self) -> str:
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"""A docstring."""
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return "hello"
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def non_empty_c(self) -> str:
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return compute(41)
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def non_empty_d(self) -> str:
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"""F's docstring."""
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return compute(41)
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empty_lambda_a = lambda: None
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empty_lambda_b = lambda: None
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empty_lambda_b.__doc__ = """A docstring."""
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non_empty_lambda_a = lambda: "hello"
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non_empty_lambda_b = lambda: "hello"
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non_empty_lambda_b.__doc__ = """A docstring."""
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non_empty_lambda_c = lambda: compute(41)
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non_empty_lambda_d = lambda: compute(41)
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non_empty_lambda_d.__doc__ = """A docstring."""
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class IsEmptyFunctionTests(unittest.TestCase):
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def test_is_empty(self):
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f = Foo()
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self.assertTrue(is_empty_function(Foo.empty_a))
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self.assertTrue(is_empty_function(Foo.empty_b))
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self.assertTrue(is_empty_function(Foo.empty_c))
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self.assertTrue(is_empty_function(f.empty_a))
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self.assertTrue(is_empty_function(f.empty_b))
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self.assertTrue(is_empty_function(f.empty_c))
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self.assertFalse(is_empty_function(Foo.non_empty_a))
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self.assertFalse(is_empty_function(Foo.non_empty_b))
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self.assertFalse(is_empty_function(Foo.non_empty_c))
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self.assertFalse(is_empty_function(Foo.non_empty_d))
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self.assertFalse(is_empty_function(f.non_empty_a))
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self.assertFalse(is_empty_function(f.non_empty_b))
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self.assertFalse(is_empty_function(f.non_empty_c))
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self.assertFalse(is_empty_function(f.non_empty_d))
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self.assertTrue(is_empty_function(empty_lambda_a))
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self.assertTrue(is_empty_function(empty_lambda_b))
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self.assertFalse(is_empty_function(non_empty_lambda_a))
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self.assertFalse(is_empty_function(non_empty_lambda_b))
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self.assertFalse(is_empty_function(non_empty_lambda_c))
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self.assertFalse(is_empty_function(non_empty_lambda_d))
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