| // Copyright 2015 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.pkgcache; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.devtools.build.lib.events.Event; |
| import com.google.devtools.build.lib.events.ExtendedEventHandler; |
| import com.google.devtools.build.lib.packages.Rule; |
| import com.google.devtools.build.lib.packages.Target; |
| import com.google.devtools.build.lib.packages.TargetUtils; |
| import com.google.devtools.build.lib.packages.TestSize; |
| import com.google.devtools.build.lib.packages.TestTimeout; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| import java.util.function.Predicate; |
| import javax.annotation.Nullable; |
| |
| /** |
| * Predicate that implements test filtering using the command-line options in {@link |
| * LoadingOptions}. Implements {@link #hashCode} and {@link #equals} so it can be used as a Skyframe |
| * key. |
| */ |
| @AutoCodec |
| public final class TestFilter implements com.google.common.base.Predicate<Target> { |
| private static final Predicate<Target> ALWAYS_TRUE = (t) -> true; |
| |
| /** Convert the options into a test filter. */ |
| public static TestFilter forOptions( |
| LoadingOptions options, ExtendedEventHandler eventHandler, Set<String> ruleNames) { |
| if (!options.testLangFilterList.isEmpty()) { |
| checkLangFilters(options.testLangFilterList, eventHandler, ruleNames); |
| } |
| return new TestFilter( |
| ImmutableSet.copyOf(options.testSizeFilterSet), |
| ImmutableSet.copyOf(options.testTimeoutFilterSet), |
| ImmutableList.copyOf(options.testTagFilterList), |
| ImmutableList.copyOf(options.testLangFilterList)); |
| } |
| |
| private final ImmutableSet<TestSize> testSizeFilterSet; |
| private final ImmutableSet<TestTimeout> testTimeoutFilterSet; |
| private final ImmutableList<String> testTagFilterList; |
| private final ImmutableList<String> testLangFilterList; |
| private final Predicate<Target> impl; |
| |
| @AutoCodec.VisibleForSerialization |
| TestFilter( |
| ImmutableSet<TestSize> testSizeFilterSet, |
| ImmutableSet<TestTimeout> testTimeoutFilterSet, |
| ImmutableList<String> testTagFilterList, |
| ImmutableList<String> testLangFilterList) { |
| this.testSizeFilterSet = testSizeFilterSet; |
| this.testTimeoutFilterSet = testTimeoutFilterSet; |
| this.testTagFilterList = testTagFilterList; |
| this.testLangFilterList = testLangFilterList; |
| Predicate<Target> testFilter = ALWAYS_TRUE; |
| if (!testSizeFilterSet.isEmpty()) { |
| testFilter = testFilter.and(testSizeFilter(testSizeFilterSet)); |
| } |
| if (!testTimeoutFilterSet.isEmpty()) { |
| testFilter = testFilter.and(testTimeoutFilter(testTimeoutFilterSet)); |
| } |
| if (!testTagFilterList.isEmpty()) { |
| testFilter = testFilter.and(TargetUtils.tagFilter(testTagFilterList)); |
| } |
| if (!testLangFilterList.isEmpty()) { |
| testFilter = testFilter.and(testLangFilter(testLangFilterList)); |
| } |
| impl = testFilter; |
| } |
| |
| @Override |
| public boolean apply(@Nullable Target input) { |
| return impl.test(input); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(testSizeFilterSet, testTimeoutFilterSet, testTagFilterList, |
| testLangFilterList); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o == this) { |
| return true; |
| } |
| if (!(o instanceof TestFilter)) { |
| return false; |
| } |
| TestFilter f = (TestFilter) o; |
| return f.testSizeFilterSet.equals(testSizeFilterSet) |
| && f.testTimeoutFilterSet.equals(testTimeoutFilterSet) |
| && f.testTagFilterList.equals(testTagFilterList) |
| && f.testLangFilterList.equals(testLangFilterList); |
| } |
| |
| /** |
| * Returns a predicate to be used for test size filtering, i.e., that only accepts tests of the |
| * given size. |
| */ |
| @VisibleForTesting |
| public static Predicate<Target> testSizeFilter(final Set<TestSize> allowedSizes) { |
| return target -> |
| target instanceof Rule && allowedSizes.contains(TestSize.getTestSize((Rule) target)); |
| } |
| |
| /** |
| * Returns a predicate to be used for test timeout filtering, i.e., that only accepts tests of the |
| * given timeout. |
| */ |
| @VisibleForTesting |
| public static Predicate<Target> testTimeoutFilter(final Set<TestTimeout> allowedTimeouts) { |
| return target -> |
| target instanceof Rule |
| && allowedTimeouts.contains(TestTimeout.getTestTimeout((Rule) target)); |
| } |
| |
| /** Check languages specified in --test_lang_filters and warn if any of them are unknown. */ |
| private static void checkLangFilters( |
| List<String> langFilterList, ExtendedEventHandler reporter, Set<String> allRuleNames) { |
| for (String lang : langFilterList) { |
| if (lang.startsWith("-")) { |
| lang = lang.substring(1); |
| } |
| if (!allRuleNames.contains(lang + "_test")) { |
| reporter.handle( |
| Event.warn("Unknown language '" + lang + "' in --test_lang_filters option")); |
| } |
| } |
| } |
| |
| /** |
| * Returns a predicate to be used for test language filtering, i.e., that only accepts tests of |
| * the specified languages. |
| */ |
| private static Predicate<Target> testLangFilter(List<String> langFilterList) { |
| final Set<String> requiredLangs = new HashSet<>(); |
| final Set<String> excludedLangs = new HashSet<>(); |
| |
| for (String lang : langFilterList) { |
| if (lang.startsWith("-")) { |
| lang = lang.substring(1); |
| excludedLangs.add(lang); |
| } else { |
| requiredLangs.add(lang); |
| } |
| } |
| |
| return rule -> { |
| String ruleLang = TargetUtils.getRuleLanguage(rule); |
| return (requiredLangs.isEmpty() || requiredLangs.contains(ruleLang)) |
| && !excludedLangs.contains(ruleLang); |
| }; |
| } |
| } |