/*
* Copyright 2012-2017 the original author or authors.
*
* 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 org.springframework.boot.actuate.metrics.repository.redis;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
import org.springframework.boot.actuate.metrics.Iterables;
import org.springframework.boot.actuate.metrics.Metric;
import org.springframework.boot.actuate.metrics.writer.Delta;
import org.springframework.boot.redis.RedisTestServer;
import org.springframework.data.redis.core.StringRedisTemplate;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link RedisMultiMetricRepository}.
*
* @author Dave Syer
*/
@RunWith(Parameterized.class)
public class RedisMultiMetricRepositoryTests {
@Rule
public RedisTestServer redis = new RedisTestServer();
private RedisMultiMetricRepository repository;
@Parameter(0)
public String prefix;
@Parameters
public static List<Object[]> parameters() {
return Arrays.<Object[]>asList(new Object[] { null }, new Object[] { "test" });
}
@Before
public void init() {
if (this.prefix == null) {
this.prefix = "spring.groups";
this.repository = new RedisMultiMetricRepository(
this.redis.getConnectionFactory());
}
else {
this.repository = new RedisMultiMetricRepository(
this.redis.getConnectionFactory(), this.prefix);
}
}
@After
public void clear() {
assertThat(new StringRedisTemplate(this.redis.getConnectionFactory()).opsForZSet()
.size("keys." + this.prefix)).isGreaterThan(0);
this.repository.reset("foo");
this.repository.reset("bar");
assertThat(new StringRedisTemplate(this.redis.getConnectionFactory())
.opsForValue().get(this.prefix + ".foo")).isNull();
assertThat(new StringRedisTemplate(this.redis.getConnectionFactory())
.opsForValue().get(this.prefix + ".bar")).isNull();
}
@Test
public void setAndGet() {
this.repository.set("foo",
Arrays.<Metric<?>>asList(new Metric<Number>("foo.bar", 12.3)));
this.repository.set("foo",
Arrays.<Metric<?>>asList(new Metric<Number>("foo.bar", 15.3)));
assertThat(Iterables.collection(this.repository.findAll("foo")).iterator().next()
.getValue()).isEqualTo(15.3);
}
@Test
public void setAndGetMultiple() {
this.repository.set("foo",
Arrays.<Metric<?>>asList(new Metric<Number>("foo.val", 12.3),
new Metric<Number>("foo.bar", 11.3)));
assertThat(Iterables.collection(this.repository.findAll("foo"))).hasSize(2);
}
@Test
public void groups() {
this.repository.set("foo",
Arrays.<Metric<?>>asList(new Metric<Number>("foo.val", 12.3),
new Metric<Number>("foo.bar", 11.3)));
this.repository.set("bar",
Arrays.<Metric<?>>asList(new Metric<Number>("bar.val", 12.3),
new Metric<Number>("bar.foo", 11.3)));
Collection<String> groups = Iterables.collection(this.repository.groups());
assertThat(groups).hasSize(2).contains("foo");
}
@Test
public void count() {
this.repository.set("foo",
Arrays.<Metric<?>>asList(new Metric<Number>("foo.val", 12.3),
new Metric<Number>("foo.bar", 11.3)));
this.repository.set("bar",
Arrays.<Metric<?>>asList(new Metric<Number>("bar.val", 12.3),
new Metric<Number>("bar.foo", 11.3)));
assertThat(this.repository.countGroups()).isEqualTo(2);
}
@Test
public void increment() {
this.repository.increment("foo", new Delta<Number>("foo.bar", 1));
this.repository.increment("foo", new Delta<Number>("foo.bar", 2));
this.repository.increment("foo", new Delta<Number>("foo.spam", 1));
Metric<?> bar = null;
Set<String> names = new HashSet<>();
for (Metric<?> metric : this.repository.findAll("foo")) {
names.add(metric.getName());
if (metric.getName().equals("foo.bar")) {
bar = metric;
}
}
assertThat(names).hasSize(2).contains("foo.bar");
assertThat(bar.getValue()).isEqualTo(3d);
}
}