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LettuceMetricsAutoConfigurationTests.java
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LettuceMetricsAutoConfigurationTests.java
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/*
* Copyright 2012-2022 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
*
* https://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.autoconfigure.metrics.redis;
import io.lettuce.core.metrics.MicrometerCommandLatencyRecorder;
import io.lettuce.core.metrics.MicrometerOptions;
import io.lettuce.core.resource.ClientResources;
import org.junit.jupiter.api.Test;
import org.springframework.boot.actuate.autoconfigure.metrics.test.MetricsRun;
import org.springframework.boot.autoconfigure.AutoConfigurations;
import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link LettuceMetricsAutoConfiguration}.
*
* @author Antonin Arquey
*/
class LettuceMetricsAutoConfigurationTests {
private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
.withConfiguration(AutoConfigurations.of(LettuceMetricsAutoConfiguration.class));
@Test
void whenThereIsAMeterRegistryThenCommandLatencyRecorderIsAdded() {
this.contextRunner.with(MetricsRun.simple())
.withConfiguration(AutoConfigurations.of(RedisAutoConfiguration.class)).run((context) -> {
ClientResources clientResources = context.getBean(LettuceConnectionFactory.class)
.getClientResources();
assertThat(clientResources.commandLatencyRecorder())
.isInstanceOf(MicrometerCommandLatencyRecorder.class);
});
}
@Test
void whenUserDefinesAMicrometerOptionsBeanThenCommandLatencyRecorderUsesIt() {
this.contextRunner.with(MetricsRun.simple())
.withConfiguration(AutoConfigurations.of(RedisAutoConfiguration.class))
.withUserConfiguration(CustomMicrometerOptionsConfiguration.class).run((context) -> {
ClientResources clientResources = context.getBean(LettuceConnectionFactory.class)
.getClientResources();
assertThat(clientResources.commandLatencyRecorder())
.isInstanceOf(MicrometerCommandLatencyRecorder.class);
assertThat(clientResources.commandLatencyRecorder()).hasFieldOrPropertyWithValue("options",
context.getBean("customMicrometerOptions"));
});
}
@Test
void whenThereIsNoMeterRegistryThenClientResourcesCustomizationBacksOff() {
this.contextRunner.withConfiguration(AutoConfigurations.of(RedisAutoConfiguration.class)).run((context) -> {
ClientResources clientResources = context.getBean(LettuceConnectionFactory.class).getClientResources();
assertThat(clientResources.commandLatencyRecorder())
.isNotInstanceOf(MicrometerCommandLatencyRecorder.class);
});
}
@Configuration(proxyBeanMethods = false)
static class CustomMicrometerOptionsConfiguration {
@Bean
MicrometerOptions customMicrometerOptions() {
return MicrometerOptions.create();
}
}
}