| // 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. |
| package com.google.devtools.build.lib.analysis.config; |
| |
| import static com.google.common.collect.ImmutableList.toImmutableList; |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertThrows; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.Maps; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.rules.cpp.CppOptions; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests of @link OptionsDiff}. */ |
| @RunWith(JUnit4.class) |
| public class OptionsDiffTest { |
| private static final ImmutableList<Class<? extends FragmentOptions>> BUILD_CONFIG_OPTIONS = |
| ImmutableList.of(CoreOptions.class); |
| |
| @Test |
| public void diff() throws Exception { |
| BuildOptions one = BuildOptions.of(BUILD_CONFIG_OPTIONS, "--compilation_mode=opt", "cpu=k8"); |
| BuildOptions two = BuildOptions.of(BUILD_CONFIG_OPTIONS, "--compilation_mode=dbg", "cpu=k8"); |
| BuildOptions three = BuildOptions.of(BUILD_CONFIG_OPTIONS, "--compilation_mode=dbg", "cpu=k8"); |
| |
| OptionsDiff diffOneTwo = OptionsDiff.diff(one, two); |
| OptionsDiff diffTwoThree = OptionsDiff.diff(two, three); |
| |
| assertThat(diffOneTwo.areSame()).isFalse(); |
| assertThat(diffOneTwo.getFirst().keySet()).isEqualTo(diffOneTwo.getSecond().keySet()); |
| assertThat(diffOneTwo.prettyPrint()).contains("opt"); |
| assertThat(diffOneTwo.prettyPrint()).contains("dbg"); |
| |
| assertThat(diffTwoThree.areSame()).isTrue(); |
| } |
| |
| @Test |
| public void diff_differentFragments() throws Exception { |
| BuildOptions one = BuildOptions.of(ImmutableList.of(CppOptions.class)); |
| BuildOptions two = BuildOptions.of(BUILD_CONFIG_OPTIONS); |
| |
| OptionsDiff diff = OptionsDiff.diff(one, two); |
| |
| assertThat(diff.areSame()).isFalse(); |
| assertThat(diff.getExtraFirstFragmentClassesForTesting()).containsExactly(CppOptions.class); |
| assertThat( |
| diff.getExtraSecondFragmentsForTesting().stream() |
| .map(Object::getClass) |
| .collect(toImmutableList())) |
| .containsExactlyElementsIn(BUILD_CONFIG_OPTIONS); |
| } |
| |
| @Test |
| public void biff_nullOptionsThrow() throws Exception { |
| BuildOptions options = |
| BuildOptions.of(BUILD_CONFIG_OPTIONS, "--compilation_mode=opt", "cpu=k8"); |
| assertThrows(NullPointerException.class, () -> OptionsDiff.diff(options, null)); |
| assertThrows(NullPointerException.class, () -> OptionsDiff.diff(null, options)); |
| } |
| |
| @Test |
| public void diff_sameStarlarkOptions() { |
| Label flagName = Label.parseCanonicalUnchecked("//foo/flag"); |
| String flagValue = "value"; |
| BuildOptions one = BuildOptions.of(ImmutableMap.of(flagName, flagValue)); |
| BuildOptions two = BuildOptions.of(ImmutableMap.of(flagName, flagValue)); |
| |
| assertThat(OptionsDiff.diff(one, two).areSame()).isTrue(); |
| } |
| |
| @Test |
| public void diff_differentStarlarkOptions() { |
| Label flagName = Label.parseCanonicalUnchecked("//bar/flag"); |
| String flagValueOne = "valueOne"; |
| String flagValueTwo = "valueTwo"; |
| BuildOptions one = BuildOptions.of(ImmutableMap.of(flagName, flagValueOne)); |
| BuildOptions two = BuildOptions.of(ImmutableMap.of(flagName, flagValueTwo)); |
| |
| OptionsDiff diff = OptionsDiff.diff(one, two); |
| |
| assertThat(diff.areSame()).isFalse(); |
| assertThat(diff.getStarlarkFirstForTesting().keySet()) |
| .isEqualTo(diff.getStarlarkSecondForTesting().keySet()); |
| assertThat(diff.getStarlarkFirstForTesting().keySet()).containsExactly(flagName); |
| assertThat(diff.getStarlarkFirstForTesting().values()).containsExactly(flagValueOne); |
| assertThat(diff.getStarlarkSecondForTesting().values()).containsExactly(flagValueTwo); |
| } |
| |
| @Test |
| public void diff_extraStarlarkOptions() { |
| Label flagNameOne = Label.parseCanonicalUnchecked("//extra/flag/one"); |
| Label flagNameTwo = Label.parseCanonicalUnchecked("//extra/flag/two"); |
| String flagValue = "foo"; |
| BuildOptions one = BuildOptions.of(ImmutableMap.of(flagNameOne, flagValue)); |
| BuildOptions two = BuildOptions.of(ImmutableMap.of(flagNameTwo, flagValue)); |
| |
| OptionsDiff diff = OptionsDiff.diff(one, two); |
| |
| assertThat(diff.areSame()).isFalse(); |
| assertThat(diff.getExtraStarlarkOptionsFirstForTesting()).containsExactly(flagNameOne); |
| assertThat(diff.getExtraStarlarkOptionsSecondForTesting().entrySet()) |
| .containsExactly(Maps.immutableEntry(flagNameTwo, flagValue)); |
| } |
| } |