| /* |
| * Copyright 2016 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.idea.blaze.base.run; |
| |
| import com.google.idea.blaze.base.ideinfo.RuleIdeInfo; |
| import com.google.idea.blaze.base.ideinfo.TestIdeInfo; |
| import com.google.idea.blaze.base.model.primitives.Label; |
| import com.intellij.openapi.extensions.ExtensionPointName; |
| import java.io.File; |
| import java.util.Collection; |
| import javax.annotation.Nullable; |
| |
| /** Heuristic to match test rules to source files. */ |
| public interface TestRuleHeuristic { |
| |
| ExtensionPointName<TestRuleHeuristic> EP_NAME = |
| ExtensionPointName.create("com.google.idea.blaze.TestRuleHeuristic"); |
| |
| /** |
| * Given a source file and all test rules reachable from that file, chooses a test rule based on |
| * available filters, falling back to choosing the first one if there is no match. |
| */ |
| @Nullable |
| static Label chooseTestTargetForSourceFile( |
| File sourceFile, Collection<RuleIdeInfo> rules, @Nullable TestIdeInfo.TestSize testSize) { |
| |
| for (TestRuleHeuristic filter : EP_NAME.getExtensions()) { |
| RuleIdeInfo match = |
| rules |
| .stream() |
| .filter(rule -> filter.matchesSource(rule, sourceFile, testSize)) |
| .findFirst() |
| .orElse(null); |
| |
| if (match != null) { |
| return match.label; |
| } |
| } |
| return rules.isEmpty() ? null : rules.iterator().next().label; |
| } |
| |
| /** Returns true if the rule and source file match, according to this heuristic. */ |
| boolean matchesSource(RuleIdeInfo rule, File sourceFile, @Nullable TestIdeInfo.TestSize testSize); |
| } |