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// Copyright (C) 2022 The Android Open Source Project
//
// 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.googlesource.gerrit.plugins.gitrepometrics;
import static org.junit.Assert.fail;
import com.codahale.metrics.MetricRegistry;
import com.google.gerrit.acceptance.LightweightPluginDaemonTest;
import com.google.gerrit.acceptance.TestPlugin;
import com.google.gerrit.acceptance.UseLocalDisk;
import com.google.gerrit.acceptance.WaitUtil;
import com.google.gerrit.acceptance.config.GlobalPluginConfig;
import com.google.gerrit.entities.Project;
import com.google.inject.Inject;
import com.googlesource.gerrit.plugins.gitrepometrics.collectors.FSMetricsCollector;
import com.googlesource.gerrit.plugins.gitrepometrics.collectors.GitRefsMetricsCollector;
import com.googlesource.gerrit.plugins.gitrepometrics.collectors.GitStatsMetricsCollector;
import java.time.Duration;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
@TestPlugin(
name = "git-repo-metrics",
sysModule = "com.googlesource.gerrit.plugins.gitrepometrics.Module")
public class GitRepoMetricsCacheIT extends LightweightPluginDaemonTest {
private final int MAX_WAIT_TIME_FOR_METRICS_SECS = 10;
@Inject MetricRegistry metricRegistry;
private FSMetricsCollector fsMetricsCollector;
private GitStatsMetricsCollector gitStatsMetricsCollector;
private GitRefsMetricsCollector gitRefsMetricsCollector;
private GitRepoMetricsCache gitRepoMetricsCache;
private final Project.NameKey testProject1 = Project.nameKey("testProject1");
private final Project.NameKey testProject2 = Project.nameKey("testProject2");
@Override
public void setUpTestPlugin() throws Exception {
super.setUpTestPlugin();
repoManager.createRepository(testProject1);
repoManager.createRepository(testProject2);
gitRepoMetricsCache = plugin.getSysInjector().getInstance(GitRepoMetricsCache.class);
fsMetricsCollector = plugin.getSysInjector().getInstance(FSMetricsCollector.class);
gitStatsMetricsCollector = plugin.getSysInjector().getInstance(GitStatsMetricsCollector.class);
gitRefsMetricsCollector = plugin.getSysInjector().getInstance(GitRefsMetricsCollector.class);
}
@Test
@UseLocalDisk
@GlobalPluginConfig(
pluginName = "git-repo-metrics",
name = "git-repo-metrics.project",
values = {"testProject1", "testProject2"})
public void shouldRegisterAllMetrics() {
List<Project.NameKey> availableProjects = Arrays.asList(testProject1, testProject2);
new UpdateGitMetricsTask(gitRepoMetricsCache, repoManager, testProject1.get()).run();
new UpdateGitMetricsTask(gitRepoMetricsCache, repoManager, testProject2.get()).run();
int expectedMetricsCount =
fsMetricsCollector.availableMetrics().size()
+ gitStatsMetricsCollector.availableMetrics().size()
+ gitRefsMetricsCollector.availableMetrics().size();
try {
// One additional is added for the numberofprojects metric
WaitUtil.waitUntil(
() ->
getPluginMetricsCount() == (long) (availableProjects.size() * expectedMetricsCount) + 1,
Duration.ofSeconds(MAX_WAIT_TIME_FOR_METRICS_SECS));
} catch (InterruptedException e) {
fail(
String.format(
"Only %d metrics have been registered, expected %d",
getPluginMetricsCount(), availableProjects.size() * expectedMetricsCount));
}
}
private long getPluginMetricsCount() {
return metricRegistry.getMetrics().keySet().stream()
.filter(metricName -> metricName.contains("plugins/git-repo-metrics"))
.count();
}
}