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69 lines
2.1 KiB
69 lines
2.1 KiB
#!/usr/bin/env python3
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# Copyright 2016 Google Inc. All Rights Reserved.
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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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from absl.testing import parameterized
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from fruit_test_common import *
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COMMON_DEFINITIONS = '''
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#include "test_common.h"
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using namespace std;
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using namespace fruit::impl;
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'''
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class TestLambdaInvoker(parameterized.TestCase):
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def test_invoke_no_args(self):
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source = '''
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int main() {
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// This is static because the lambda must have no captures.
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static int num_invocations = 0;
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auto l = []() {
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++num_invocations;
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};
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using L = decltype(l);
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LambdaInvoker::invoke<L>();
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Assert(num_invocations == 1);
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_invoke_some_args(self):
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source = '''
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int main() {
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// This is static because the lambda must have no captures.
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static int num_invocations = 0;
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auto l = [](int n, double x) {
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Assert(n == 5);
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Assert(x == 3.14);
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++num_invocations;
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};
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using L = decltype(l);
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LambdaInvoker::invoke<L>(5, 3.14);
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Assert(num_invocations == 1);
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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if __name__ == '__main__':
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absltest.main()
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