com.google.errorprone.bugpatterns.build_defs.bzl Maven / Gradle / Ivy
# Copyright 2021 The Error Prone Authors.
#
# 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.
#
"""Asserts that `keys` contains no entries not in `files`."""
def assert_no_unexpected_files(keys, files):
unexpected_tests = difference(keys, files)
if unexpected_tests:
fail("Unexpected tests: " + ", ".join(unexpected_tests))
# Returns the difference of two sets.
def difference(set1, set2):
return [i for i in set1 if i not in set2]