bazel-skylib/tests/collections_tests.bzl

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2017-10-10 14:59:31 +00:00
# Copyright 2017 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.
"""Unit tests for collections.bzl."""
load("//lib:collections.bzl", "collections")
load("//lib:unittest.bzl", "asserts", "unittest")
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def _after_each_test(ctx):
"""Unit tests for collections.after_each."""
env = unittest.begin(ctx)
asserts.equals(env, [], collections.after_each("1", []))
asserts.equals(env, ["a", "1"], collections.after_each("1", ["a"]))
asserts.equals(
env,
["a", "1", "b", "1"],
collections.after_each("1", ["a", "b"]),
)
# We don't care what type the separator is, we just put it there; so None
# should be just as valid as anything else.
asserts.equals(
env,
["a", None, "b", None],
collections.after_each(None, ["a", "b"]),
)
return unittest.end(env)
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after_each_test = unittest.make(_after_each_test)
def _before_each_test(ctx):
"""Unit tests for collections.before_each."""
env = unittest.begin(ctx)
asserts.equals(env, [], collections.before_each("1", []))
asserts.equals(env, ["1", "a"], collections.before_each("1", ["a"]))
asserts.equals(
env,
["1", "a", "1", "b"],
collections.before_each("1", ["a", "b"]),
)
# We don't care what type the separator is, we just put it there; so None
# should be just as valid as anything else.
asserts.equals(
env,
[None, "a", None, "b"],
collections.before_each(None, ["a", "b"]),
)
return unittest.end(env)
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before_each_test = unittest.make(_before_each_test)
def _uniq_test(ctx):
env = unittest.begin(ctx)
asserts.equals(env, collections.uniq([0, 1, 2, 3]), [0, 1, 2, 3])
asserts.equals(env, collections.uniq([]), [])
asserts.equals(env, collections.uniq([1, 1, 1, 1, 1]), [1])
asserts.equals(
env,
collections.uniq([
True,
5,
"foo",
5,
False,
struct(a = 1),
True,
struct(b = 2),
"bar",
(1,),
"foo",
struct(a = 1),
(1,),
]),
[
True,
5,
"foo",
False,
struct(a = 1),
struct(b = 2),
"bar",
(1,),
],
)
return unittest.end(env)
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uniq_test = unittest.make(_uniq_test)
def collections_test_suite():
"""Creates the test targets and test suite for collections.bzl tests."""
unittest.suite(
"collections_tests",
after_each_test,
before_each_test,
uniq_test,
)