81 lines
3.1 KiB
Python
81 lines
3.1 KiB
Python
#!/usr/bin/env python3
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# Copyright 2010-2025 Google LLC
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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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"""Tests for testing/binary_test.py."""
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from tools.testing import binary_test
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from tools.testing import bintest_run_utils
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# [START program]
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class BinaryTestingPyTest(binary_test.BinaryTestCase):
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"""Tests for testing/binary_test.py."""
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def test_run_no_args(self):
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# Running the binary with no argument prints "Hello world!"
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out = self.assert_binary_succeeds("$(print_args)")
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self.assert_extract(out, "Hello world!")
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def test_run_get_single_float(self):
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# Running the binary with arguments also prints the arguments verbatim.
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out = self.assert_binary_succeeds("$(print_args)", "--value=0.99999999")
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value = self.assert_has_line_with_prefixed_number("--value=", out)
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self.assertAlmostEqual(value, 1.0)
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def test_check_text_and_extract_float(self):
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# Running the binary with arguments also prints the arguments verbatim.
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out = self.assert_binary_succeeds("$(print_args)", "--value=0.99999999")
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(value,) = self.assert_extract(out, "Hello world!", "--value=@num()")
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self.assertAlmostEqual(value, 1.0)
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def test_check_extract_several_floats(self):
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# Running the binary with arguments also prints the arguments verbatim.
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out = self.assert_binary_succeeds("$(print_args)", "a=1", "b=54.7", "c=12")
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(a, b, c) = self.assert_extract(out, "a=@num()", "b=@num()", "c=@num()")
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self.assertGreater(a, 0)
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self.assertAlmostEqual(b, 55, delta=1)
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self.assertBetween(c, 10, 15)
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def test_run_named_args(self):
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# Passing a named variable should be expanded
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out = self.assert_binary_succeeds("$(print_args)", "--input=$(print_args)")
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self.assert_extract(out, "print_args")
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def test_refer_to_side_data(self):
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# Passing a named variable should be expanded
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out = self.assert_binary_succeeds("$(print_args)", "--input=$(data_file)")
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self.assert_extract(out, "print_args_data.txt")
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def test_read_side_data(self):
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path = bintest_run_utils.get_path("data_file")
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with open(path, "r") as f:
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self.assertEqual(f.read(), "This file contains side data.")
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def test_capture_stderr(self):
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# Passing "2>&1" allows to also capture the error stream.
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out = self.assert_binary_succeeds(
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"$(print_args)", "--stderr", "error message", "2>&1"
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)
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self.assert_extract(out, "error message")
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def test_failure(self):
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self.assert_binary_fails("$(print_args)", "--fail")
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# [END program]
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if __name__ == "__main__":
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binary_test.main()
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