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// Copyright 2018 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.runtime;
import static com.google.common.truth.Truth.assertThat;
import com.google.devtools.build.lib.actions.ActionResult;
import com.google.devtools.build.lib.actions.SpawnResult;
import java.util.ArrayList;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Testing SpawnStats */
@RunWith(JUnit4.class)
public final class SpawnStatsTest {
SpawnStats stats;
@Before
public void setUp() {
stats = new SpawnStats();
}
@Test
public void emptySet() {
assertThat(stats.getSummary()).isEqualTo("0 processes.");
}
@Test
public void one() {
stats.countRunnerName("foo");
assertThat(stats.getSummary()).isEqualTo("1 process: 1 foo.");
}
@Test
public void oneRemote() {
stats.countRunnerName("remote cache hit");
assertThat(stats.getSummary()).isEqualTo("1 process: 1 remote cache hit.");
}
@Test
public void two() {
stats.countRunnerName("foo");
stats.countRunnerName("foo");
assertThat(stats.getSummary()).isEqualTo("2 processes: 2 foo.");
}
@Test
public void order() {
stats.countRunnerName("a");
stats.countRunnerName("b");
stats.countRunnerName("b");
stats.countRunnerName("c");
stats.countRunnerName("c");
stats.countRunnerName("c");
assertThat(stats.getSummary()).isEqualTo("6 processes: 1 a, 2 b, 3 c.");
}
@Test
public void reverseOrder() {
stats.countRunnerName("a");
stats.countRunnerName("a");
stats.countRunnerName("a");
stats.countRunnerName("b");
stats.countRunnerName("b");
stats.countRunnerName("c");
assertThat(stats.getSummary()).isEqualTo("6 processes: 3 a, 2 b, 1 c.");
}
@Test
public void cacheFirst() {
stats.countRunnerName("a");
stats.countRunnerName("a");
stats.countRunnerName("a");
stats.countRunnerName("b");
stats.countRunnerName("remote cache hit");
stats.countRunnerName("b");
stats.countRunnerName("c");
assertThat(stats.getSummary()).isEqualTo("7 processes: 1 remote cache hit, 3 a, 2 b, 1 c.");
}
private final SpawnResult rA =
new SpawnResult.Builder().setStatus(SpawnResult.Status.SUCCESS).setRunnerName("abc").build();
private final SpawnResult rB =
new SpawnResult.Builder().setStatus(SpawnResult.Status.SUCCESS).setRunnerName("cde").build();
@Test
public void actionOneSpawn() {
ArrayList<SpawnResult> spawns = new ArrayList<>();
spawns.add(rA);
stats.countActionResult(ActionResult.create(spawns));
assertThat(stats.getSummary()).isEqualTo("1 process: 1 abc.");
}
@Test
public void actionManySpawn() {
// Different spawns with the same runner count as one action
ArrayList<SpawnResult> spawns = new ArrayList<>();
spawns.add(rA);
spawns.add(rA);
spawns.add(rA);
stats.countActionResult(ActionResult.create(spawns));
assertThat(stats.getSummary()).isEqualTo("3 processes: 3 abc.");
}
@Test
public void actionManySpawnMixed() {
// Different spawns mixed runners
ArrayList<SpawnResult> spawns = new ArrayList<>();
spawns.add(rA);
spawns.add(rA);
spawns.add(rB);
stats.countActionResult(ActionResult.create(spawns));
assertThat(stats.getSummary()).isEqualTo("3 processes: 2 abc, 1 cde.");
}
@Test
public void actionManyActionsMixed() {
// Five actions:
// abc
// abc, abc
// abc, abc, cde
// abc, abc, cde
// abc, abc, cde
ArrayList<SpawnResult> spawns = new ArrayList<>();
spawns.add(rA);
stats.countActionResult(ActionResult.create(spawns));
spawns.add(rA);
stats.countActionResult(ActionResult.create(spawns));
spawns.add(rB);
stats.countActionResult(ActionResult.create(spawns));
stats.countActionResult(ActionResult.create(spawns));
stats.countActionResult(ActionResult.create(spawns));
assertThat(stats.getSummary()).isEqualTo("12 processes: 9 abc, 3 cde.");
}
}
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