/*
* 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.health;
import java.util.HashMap;
import java.util.Map;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.BDDMockito.given;
/**
* Tests for {@link CompositeHealthIndicator}
*
* @author Tyler J. Frederick
* @author Phillip Webb
* @author Christian Dupuis
*/
public class CompositeHealthIndicatorTests {
private HealthAggregator healthAggregator;
@Mock
private HealthIndicator one;
@Mock
private HealthIndicator two;
@Mock
private HealthIndicator three;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
given(this.one.health())
.willReturn(new Health.Builder().unknown().withDetail("1", "1").build());
given(this.two.health())
.willReturn(new Health.Builder().unknown().withDetail("2", "2").build());
given(this.three.health())
.willReturn(new Health.Builder().unknown().withDetail("3", "3").build());
this.healthAggregator = new OrderedHealthAggregator();
}
@Test
public void createWithIndicators() throws Exception {
Map<String, HealthIndicator> indicators = new HashMap<>();
indicators.put("one", this.one);
indicators.put("two", this.two);
CompositeHealthIndicator composite = new CompositeHealthIndicator(
this.healthAggregator, indicators);
Health result = composite.health();
assertThat(result.getDetails()).hasSize(2);
assertThat(result.getDetails()).containsEntry("one",
new Health.Builder().unknown().withDetail("1", "1").build());
assertThat(result.getDetails()).containsEntry("two",
new Health.Builder().unknown().withDetail("2", "2").build());
}
@Test
public void createWithIndicatorsAndAdd() throws Exception {
Map<String, HealthIndicator> indicators = new HashMap<>();
indicators.put("one", this.one);
indicators.put("two", this.two);
CompositeHealthIndicator composite = new CompositeHealthIndicator(
this.healthAggregator, indicators);
composite.addHealthIndicator("three", this.three);
Health result = composite.health();
assertThat(result.getDetails()).hasSize(3);
assertThat(result.getDetails()).containsEntry("one",
new Health.Builder().unknown().withDetail("1", "1").build());
assertThat(result.getDetails()).containsEntry("two",
new Health.Builder().unknown().withDetail("2", "2").build());
assertThat(result.getDetails()).containsEntry("three",
new Health.Builder().unknown().withDetail("3", "3").build());
}
@Test
public void createWithoutAndAdd() throws Exception {
CompositeHealthIndicator composite = new CompositeHealthIndicator(
this.healthAggregator);
composite.addHealthIndicator("one", this.one);
composite.addHealthIndicator("two", this.two);
Health result = composite.health();
assertThat(result.getDetails().size()).isEqualTo(2);
assertThat(result.getDetails()).containsEntry("one",
new Health.Builder().unknown().withDetail("1", "1").build());
assertThat(result.getDetails()).containsEntry("two",
new Health.Builder().unknown().withDetail("2", "2").build());
}
@Test
public void testSerialization() throws Exception {
Map<String, HealthIndicator> indicators = new HashMap<>();
indicators.put("db1", this.one);
indicators.put("db2", this.two);
CompositeHealthIndicator innerComposite = new CompositeHealthIndicator(
this.healthAggregator, indicators);
CompositeHealthIndicator composite = new CompositeHealthIndicator(
this.healthAggregator);
composite.addHealthIndicator("db", innerComposite);
Health result = composite.health();
ObjectMapper mapper = new ObjectMapper();
assertThat(mapper.writeValueAsString(result))
.isEqualTo("{\"status\":\"UNKNOWN\",\"db\":{\"status\":\"UNKNOWN\""
+ ",\"db1\":{\"status\":\"UNKNOWN\",\"1\":\"1\"},"
+ "\"db2\":{\"status\":\"UNKNOWN\",\"2\":\"2\"}}}");
}
}