Files
ortools-clone/tools/testing/print_args_test.py
2025-12-02 15:33:12 +01:00

81 lines
3.1 KiB
Python

#!/usr/bin/env python3
# Copyright 2010-2025 Google LLC
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for testing/binary_test.py."""
from tools.testing import binary_test
from tools.testing import bintest_run_utils
# [START program]
class BinaryTestingPyTest(binary_test.BinaryTestCase):
"""Tests for testing/binary_test.py."""
def test_run_no_args(self):
# Running the binary with no argument prints "Hello world!"
out = self.assert_binary_succeeds("$(print_args)")
self.assert_extract(out, "Hello world!")
def test_run_get_single_float(self):
# Running the binary with arguments also prints the arguments verbatim.
out = self.assert_binary_succeeds("$(print_args)", "--value=0.99999999")
value = self.assert_has_line_with_prefixed_number("--value=", out)
self.assertAlmostEqual(value, 1.0)
def test_check_text_and_extract_float(self):
# Running the binary with arguments also prints the arguments verbatim.
out = self.assert_binary_succeeds("$(print_args)", "--value=0.99999999")
(value,) = self.assert_extract(out, "Hello world!", "--value=@num()")
self.assertAlmostEqual(value, 1.0)
def test_check_extract_several_floats(self):
# Running the binary with arguments also prints the arguments verbatim.
out = self.assert_binary_succeeds("$(print_args)", "a=1", "b=54.7", "c=12")
(a, b, c) = self.assert_extract(out, "a=@num()", "b=@num()", "c=@num()")
self.assertGreater(a, 0)
self.assertAlmostEqual(b, 55, delta=1)
self.assertBetween(c, 10, 15)
def test_run_named_args(self):
# Passing a named variable should be expanded
out = self.assert_binary_succeeds("$(print_args)", "--input=$(print_args)")
self.assert_extract(out, "print_args")
def test_refer_to_side_data(self):
# Passing a named variable should be expanded
out = self.assert_binary_succeeds("$(print_args)", "--input=$(data_file)")
self.assert_extract(out, "print_args_data.txt")
def test_read_side_data(self):
path = bintest_run_utils.get_path("data_file")
with open(path, "r") as f:
self.assertEqual(f.read(), "This file contains side data.")
def test_capture_stderr(self):
# Passing "2>&1" allows to also capture the error stream.
out = self.assert_binary_succeeds(
"$(print_args)", "--stderr", "error message", "2>&1"
)
self.assert_extract(out, "error message")
def test_failure(self):
self.assert_binary_fails("$(print_args)", "--fail")
# [END program]
if __name__ == "__main__":
binary_test.main()