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# Copyright 2023 The Bazel Authors. All rights reserved.
#
# 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.
import os
import pathlib
import sys
import unittest
from lib import main
class ExampleTest(unittest.TestCase):
def test_coverage_doesnt_shadow_stdlib(self):
# When we try to import the html module
import html as html_stdlib
try:
import coverage.html as html_coverage
except ImportError:
self.skipTest("not running under coverage, skipping")
self.assertEqual(
"html",
f"{html_stdlib.__name__}",
"'html' from stdlib was not loaded correctly",
)
self.assertEqual(
"coverage.html",
f"{html_coverage.__name__}",
"'coverage.html' was not loaded correctly",
)
self.assertNotEqual(
html_stdlib,
html_coverage,
"'html' import should not be shadowed by coverage",
)
def test_coverage_sys_path(self):
all_paths = ",\n ".join(sys.path)
for i, path in enumerate(sys.path[1:-2]):
self.assertFalse(
"/coverage" in path,
f"Expected {i + 2}th '{path}' to not contain 'coverage.py' paths, "
f"sys.path has {len(sys.path)} items:\n {all_paths}",
)
first_item, last_item = sys.path[0], sys.path[-1]
self.assertFalse(
first_item.endswith("coverage"),
f"Expected the first item in sys.path '{first_item}' to not be related to coverage",
)
if os.environ.get("COVERAGE_MANIFEST"):
# we are running under the 'bazel coverage :test'
self.assertTrue(
"_coverage" in last_item,
f"Expected {last_item} to be related to coverage",
)
self.assertEqual(pathlib.Path(last_item).name, "coverage")
else:
self.assertFalse(
"coverage" in last_item, f"Expected coverage tooling to not be present"
)
def test_main(self):
self.assertEquals(
"""\
- -
A 1
B 2
- -""",
main([["A", 1], ["B", 2]]),
)
if __name__ == "__main__":
unittest.main()
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