mirror of
https://github.com/bazelbuild/bazel-skylib
synced 2024-11-28 08:43:51 +00:00
b5f4086001
As more things are added, lib.bzl is an anti-pattern as the cost of loading it actually just keeps increasing and most things will never use everything out of it. The pattern the should be used is to directly import the modules one uses.
154 lines
5.4 KiB
Python
154 lines
5.4 KiB
Python
# Copyright 2017 The Bazel Authors. All rights reserved.
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#
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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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"""Unit tests for sets.bzl."""
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load("//lib:sets.bzl", "sets")
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load("//lib:unittest.bzl", "asserts", "unittest")
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def _is_equal_test(ctx):
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"""Unit tests for sets.is_equal."""
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# Note that if this test fails, the results for the other `sets` tests will
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# be inconclusive because they use `asserts.set_equals`, which in turn calls
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# `sets.is_equal`.
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env = unittest.begin(ctx)
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asserts.true(env, sets.is_equal([], []))
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asserts.false(env, sets.is_equal([], [1]))
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asserts.false(env, sets.is_equal([1], []))
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asserts.true(env, sets.is_equal([1], [1]))
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asserts.false(env, sets.is_equal([1], [1, 2]))
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asserts.false(env, sets.is_equal([1], [2]))
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asserts.false(env, sets.is_equal([1], depset([1, 2])))
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# Verify that the implementation is not using == on the sets directly.
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asserts.true(env, sets.is_equal(depset([1]), depset([1])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.true(env, sets.is_equal([1, 1], [1]))
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unittest.end(env)
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is_equal_test = unittest.make(_is_equal_test)
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def _is_subset_test(ctx):
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"""Unit tests for sets.is_subset."""
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env = unittest.begin(ctx)
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asserts.true(env, sets.is_subset([], []))
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asserts.true(env, sets.is_subset([], [1]))
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asserts.false(env, sets.is_subset([1], []))
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asserts.true(env, sets.is_subset([1], [1]))
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asserts.true(env, sets.is_subset([1], [1, 2]))
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asserts.false(env, sets.is_subset([1], [2]))
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asserts.true(env, sets.is_subset([1], depset([1, 2])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.true(env, sets.is_subset([1, 1], [1, 2]))
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unittest.end(env)
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is_subset_test = unittest.make(_is_subset_test)
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def _disjoint_test(ctx):
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"""Unit tests for sets.disjoint."""
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env = unittest.begin(ctx)
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asserts.true(env, sets.disjoint([], []))
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asserts.true(env, sets.disjoint([], [1]))
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asserts.true(env, sets.disjoint([1], []))
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asserts.false(env, sets.disjoint([1], [1]))
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asserts.false(env, sets.disjoint([1], [1, 2]))
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asserts.true(env, sets.disjoint([1], [2]))
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asserts.true(env, sets.disjoint([1], depset([2])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.false(env, sets.disjoint([1, 1], [1, 2]))
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unittest.end(env)
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disjoint_test = unittest.make(_disjoint_test)
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def _intersection_test(ctx):
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"""Unit tests for sets.intersection."""
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env = unittest.begin(ctx)
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asserts.set_equals(env, [], sets.intersection([], []))
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asserts.set_equals(env, [], sets.intersection([], [1]))
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asserts.set_equals(env, [], sets.intersection([1], []))
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asserts.set_equals(env, [1], sets.intersection([1], [1]))
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asserts.set_equals(env, [1], sets.intersection([1], [1, 2]))
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asserts.set_equals(env, [], sets.intersection([1], [2]))
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asserts.set_equals(env, [1], sets.intersection([1], depset([1])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.set_equals(env, [1], sets.intersection([1, 1], [1, 2]))
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unittest.end(env)
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intersection_test = unittest.make(_intersection_test)
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def _union_test(ctx):
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"""Unit tests for sets.union."""
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env = unittest.begin(ctx)
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asserts.set_equals(env, [], sets.union())
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asserts.set_equals(env, [1], sets.union([1]))
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asserts.set_equals(env, [], sets.union([], []))
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asserts.set_equals(env, [1], sets.union([], [1]))
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asserts.set_equals(env, [1], sets.union([1], []))
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asserts.set_equals(env, [1], sets.union([1], [1]))
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asserts.set_equals(env, [1, 2], sets.union([1], [1, 2]))
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asserts.set_equals(env, [1, 2], sets.union([1], [2]))
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asserts.set_equals(env, [1], sets.union([1], depset([1])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.set_equals(env, [1, 2], sets.union([1, 1], [1, 2]))
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unittest.end(env)
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union_test = unittest.make(_union_test)
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def _difference_test(ctx):
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"""Unit tests for sets.difference."""
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env = unittest.begin(ctx)
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asserts.set_equals(env, [], sets.difference([], []))
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asserts.set_equals(env, [], sets.difference([], [1]))
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asserts.set_equals(env, [1], sets.difference([1], []))
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asserts.set_equals(env, [], sets.difference([1], [1]))
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asserts.set_equals(env, [], sets.difference([1], [1, 2]))
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asserts.set_equals(env, [1], sets.difference([1], [2]))
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asserts.set_equals(env, [], sets.difference([1], depset([1])))
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# If passing a list, verify that duplicate elements are ignored.
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asserts.set_equals(env, [2], sets.difference([1, 2], [1, 1]))
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unittest.end(env)
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difference_test = unittest.make(_difference_test)
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def sets_test_suite():
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"""Creates the test targets and test suite for sets.bzl tests."""
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unittest.suite(
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"sets_tests",
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disjoint_test,
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intersection_test,
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is_equal_test,
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is_subset_test,
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difference_test,
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union_test,
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)
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