| // Copyright 2020 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.buildtool; |
| |
| import com.google.devtools.build.lib.buildtool.util.BuildIntegrationTestCase; |
| import com.google.devtools.build.lib.runtime.BlazeRuntime; |
| import com.google.devtools.build.lib.runtime.CommandEnvironment; |
| import com.google.devtools.build.lib.testutil.ManualClock; |
| import com.google.devtools.build.lib.testutil.Suite; |
| import com.google.devtools.build.lib.testutil.TestSpec; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Regression test for Blaze crashing when the finishing time of a command is smaller than the |
| * starting time according to the clock, which cannot be trusted to be non-decreasing in general. |
| */ |
| @TestSpec(size = Suite.MEDIUM_TESTS) |
| @RunWith(JUnit4.class) |
| public class BogusExecutionTimeTest extends BuildIntegrationTestCase { |
| private ManualClock clock; |
| |
| @Before |
| public final void setClock() throws Exception { |
| clock = new ManualClock(); |
| } |
| |
| @Override |
| protected BlazeRuntime.Builder getRuntimeBuilder() throws Exception { |
| return super.getRuntimeBuilder().setClock(clock); |
| } |
| |
| @Test |
| public void testBogusExecutionTime() throws Exception { |
| clock.advanceMillis(1337); |
| CommandEnvironment env = runtimeWrapper.newCommand(); |
| env.recordCommandStartTime(1337); |
| write("foo/BUILD", "sh_library(name = 'foo')"); |
| buildTarget("//foo"); |
| clock.advanceMillis(-42L); |
| buildTarget("//foo"); |
| } |
| } |
| |