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-rw-r--r--feature-healthcheck/pom.xml278
-rw-r--r--feature-healthcheck/src/main/java/org/onap/policy/drools/healthcheck/HealthCheck.java51
-rw-r--r--feature-healthcheck/src/test/java/org/onap/policy/drools/healthcheck/HealthCheckTest.java267
3 files changed, 439 insertions, 157 deletions
diff --git a/feature-healthcheck/pom.xml b/feature-healthcheck/pom.xml
index 17a5053a..1fc853e8 100644
--- a/feature-healthcheck/pom.xml
+++ b/feature-healthcheck/pom.xml
@@ -18,147 +18,147 @@
============LICENSE_END=========================================================
-->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-
- <modelVersion>4.0.0</modelVersion>
-
- <parent>
- <groupId>org.onap.policy.drools-pdp</groupId>
- <artifactId>drools-pdp</artifactId>
- <version>1.3.0-SNAPSHOT</version>
- </parent>
-
- <artifactId>feature-healthcheck</artifactId>
-
- <name>feature-healthcheck</name>
- <description>Loadable module that performs remote system healthchecks</description>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>drools-pdp</artifactId>
+ <version>1.3.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>feature-healthcheck</artifactId>
+
+ <name>feature-healthcheck</name>
+ <description>Loadable module that performs remote system healthchecks</description>
- <properties>
- <maven.compiler.source>1.8</maven.compiler.source>
- <maven.compiler.target>1.8</maven.compiler.target>
- </properties>
+ <properties>
+ <maven.compiler.source>1.8</maven.compiler.source>
+ <maven.compiler.target>1.8</maven.compiler.target>
+ </properties>
- <build>
- <plugins>
- <plugin>
- <artifactId>maven-assembly-plugin</artifactId>
- <executions>
- <execution>
- <id>zipfile</id>
- <goals>
- <goal>single</goal>
- </goals>
- <phase>package</phase>
- <configuration>
- <attach>true</attach>
- <finalName>${project.artifactId}-${project.version}</finalName>
- <descriptors>
- <descriptor>src/assembly/assemble_zip.xml</descriptor>
- </descriptors>
- <appendAssemblyId>false</appendAssemblyId>
- </configuration>
- </execution>
- </executions>
- </plugin>
- <plugin>
- <groupId>org.apache.maven.plugins</groupId>
- <artifactId>maven-dependency-plugin</artifactId>
- <executions>
- <execution>
- <id>copy-dependencies</id>
- <goals>
- <goal>copy-dependencies</goal>
- </goals>
- <phase>prepare-package</phase>
- <configuration>
- <transitive>false</transitive>
- <outputDirectory>${project.build.directory}/assembly/lib</outputDirectory>
- <overWriteReleases>false</overWriteReleases>
- <overWriteSnapshots>true</overWriteSnapshots>
- <overWriteIfNewer>true</overWriteIfNewer>
- <useRepositoryLayout>false</useRepositoryLayout>
- <addParentPoms>false</addParentPoms>
- <copyPom>false</copyPom>
- <includeScope>runtime</includeScope>
- <excludeTransitive>true</excludeTransitive>
- </configuration>
- </execution>
- </executions>
- </plugin>
- <plugin>
- <artifactId>maven-checkstyle-plugin</artifactId>
- <executions>
- <execution>
- <id>onap-java-style</id>
- <goals>
- <goal>check</goal>
- </goals>
- <phase>process-sources</phase>
- <configuration>
- <!-- Use Google Java Style Guide: https://github.com/checkstyle/checkstyle/blob/master/src/main/resources/google_checks.xml
- with minor changes -->
- <configLocation>onap-checkstyle/onap-java-style.xml</configLocation>
- <!-- <sourceDirectory> is needed so that checkstyle ignores the generated sources directory -->
- <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
- <includeResources>true</includeResources>
- <includeTestSourceDirectory>true</includeTestSourceDirectory>
- <includeTestResources>true</includeTestResources>
- <excludes>
- </excludes>
- <suppressionsLocation>${project.baseUri}checkstyle-suppressions.xml</suppressionsLocation>
- <consoleOutput>true</consoleOutput>
- <failsOnViolation>true</failsOnViolation>
- <violationSeverity>warning</violationSeverity>
- </configuration>
- </execution>
- </executions>
- <dependencies>
- <dependency>
- <groupId>org.onap.oparent</groupId>
- <artifactId>checkstyle</artifactId>
- <version>${oparent.version}</version>
- <scope>compile</scope>
- </dependency>
- </dependencies>
- </plugin>
- </plugins>
- </build>
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-assembly-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>zipfile</id>
+ <goals>
+ <goal>single</goal>
+ </goals>
+ <phase>package</phase>
+ <configuration>
+ <attach>true</attach>
+ <finalName>${project.artifactId}-${project.version}</finalName>
+ <descriptors>
+ <descriptor>src/assembly/assemble_zip.xml</descriptor>
+ </descriptors>
+ <appendAssemblyId>false</appendAssemblyId>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-dependency-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>copy-dependencies</id>
+ <goals>
+ <goal>copy-dependencies</goal>
+ </goals>
+ <phase>prepare-package</phase>
+ <configuration>
+ <transitive>false</transitive>
+ <outputDirectory>${project.build.directory}/assembly/lib</outputDirectory>
+ <overWriteReleases>false</overWriteReleases>
+ <overWriteSnapshots>true</overWriteSnapshots>
+ <overWriteIfNewer>true</overWriteIfNewer>
+ <useRepositoryLayout>false</useRepositoryLayout>
+ <addParentPoms>false</addParentPoms>
+ <copyPom>false</copyPom>
+ <includeScope>runtime</includeScope>
+ <excludeTransitive>true</excludeTransitive>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <artifactId>maven-checkstyle-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>onap-java-style</id>
+ <goals>
+ <goal>check</goal>
+ </goals>
+ <phase>process-sources</phase>
+ <configuration>
+ <!-- Use Google Java Style Guide: https://github.com/checkstyle/checkstyle/blob/master/src/main/resources/google_checks.xml
+ with minor changes -->
+ <configLocation>onap-checkstyle/onap-java-style.xml</configLocation>
+ <!-- <sourceDirectory> is needed so that checkstyle ignores the generated sources directory -->
+ <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
+ <includeResources>true</includeResources>
+ <includeTestSourceDirectory>true</includeTestSourceDirectory>
+ <includeTestResources>true</includeTestResources>
+ <excludes>
+ </excludes>
+ <suppressionsLocation>${project.baseUri}checkstyle-suppressions.xml</suppressionsLocation>
+ <consoleOutput>true</consoleOutput>
+ <failsOnViolation>true</failsOnViolation>
+ <violationSeverity>warning</violationSeverity>
+ </configuration>
+ </execution>
+ </executions>
+ <dependencies>
+ <dependency>
+ <groupId>org.onap.oparent</groupId>
+ <artifactId>checkstyle</artifactId>
+ <version>${oparent.version}</version>
+ <scope>compile</scope>
+ </dependency>
+ </dependencies>
+ </plugin>
+ </plugins>
+ </build>
- <dependencies>
- <dependency>
- <groupId>io.swagger</groupId>
- <artifactId>swagger-jersey2-jaxrs</artifactId>
- <scope>provided</scope>
- </dependency>
- <dependency>
- <groupId>org.onap.policy.drools-pdp</groupId>
- <artifactId>policy-core</artifactId>
- <version>${project.version}</version>
- <scope>provided</scope>
- </dependency>
- <dependency>
- <groupId>org.onap.policy.common</groupId>
- <artifactId>policy-endpoints</artifactId>
- <version>${project.version}</version>
- <scope>provided</scope>
- </dependency>
- <dependency>
- <groupId>org.onap.policy.drools-pdp</groupId>
- <artifactId>policy-management</artifactId>
- <version>${project.version}</version>
- <scope>provided</scope>
- </dependency>
- <dependency>
- <groupId>junit</groupId>
- <artifactId>junit</artifactId>
- <scope>test</scope>
- </dependency>
- <dependency>
- <groupId>org.powermock</groupId>
- <artifactId>powermock-api-mockito</artifactId>
- <scope>test</scope>
- </dependency>
- </dependencies>
+ <dependencies>
+ <dependency>
+ <groupId>io.swagger</groupId>
+ <artifactId>swagger-jersey2-jaxrs</artifactId>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>policy-core</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.onap.policy.common</groupId>
+ <artifactId>policy-endpoints</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>policy-management</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.powermock</groupId>
+ <artifactId>powermock-api-mockito</artifactId>
+ <scope>test</scope>
+ </dependency>
+ </dependencies>
</project>
diff --git a/feature-healthcheck/src/main/java/org/onap/policy/drools/healthcheck/HealthCheck.java b/feature-healthcheck/src/main/java/org/onap/policy/drools/healthcheck/HealthCheck.java
index 40e4f354..36444f8e 100644
--- a/feature-healthcheck/src/main/java/org/onap/policy/drools/healthcheck/HealthCheck.java
+++ b/feature-healthcheck/src/main/java/org/onap/policy/drools/healthcheck/HealthCheck.java
@@ -7,9 +7,9 @@
* 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.
@@ -28,7 +28,9 @@ import javax.ws.rs.core.Response;
import org.onap.policy.common.capabilities.Startable;
import org.onap.policy.common.endpoints.http.client.HttpClient;
+import org.onap.policy.common.endpoints.http.client.HttpClientFactory;
import org.onap.policy.common.endpoints.http.server.HttpServletServer;
+import org.onap.policy.common.endpoints.http.server.HttpServletServerFactory;
import org.onap.policy.drools.persistence.SystemPersistence;
import org.onap.policy.drools.system.PolicyEngine;
import org.slf4j.Logger;
@@ -168,7 +170,7 @@ public interface HealthCheck extends Startable {
/**
* Perform a healthcheck.
- *
+ *
* @return a report
*/
public Reports healthCheck();
@@ -186,17 +188,17 @@ class HealthCheckMonitor implements HealthCheck {
private static Logger logger = LoggerFactory.getLogger(HealthCheckMonitor.class);
/**
- * attached http servers.
+ * Attached http servers.
*/
protected volatile List<HttpServletServer> servers = new ArrayList<>();
/**
- * attached http clients.
+ * Attached http clients.
*/
protected volatile List<HttpClient> clients = new ArrayList<>();
/**
- * healthcheck configuration.
+ * Healthcheck configuration.
*/
protected volatile Properties healthCheckProperties = null;
@@ -206,14 +208,15 @@ class HealthCheckMonitor implements HealthCheck {
@Override
public Reports healthCheck() {
Reports reports = new Reports();
- reports.setHealthy(PolicyEngine.manager.isAlive());
+ boolean thisEngineIsAlive = getEngineManager().isAlive();
+ reports.setHealthy(thisEngineIsAlive);
HealthCheck.Report engineReport = new Report();
- engineReport.setHealthy(PolicyEngine.manager.isAlive());
+ engineReport.setHealthy(thisEngineIsAlive);
engineReport.setName("PDP-D");
engineReport.setUrl("self");
- engineReport.setCode(PolicyEngine.manager.isAlive() ? 200 : 500);
- engineReport.setMessage(PolicyEngine.manager.isAlive() ? "alive" : "not alive");
+ engineReport.setCode(thisEngineIsAlive ? 200 : 500);
+ engineReport.setMessage(thisEngineIsAlive ? "alive" : "not alive");
reports.getDetails().add(engineReport);
for (HttpClient client : clients) {
@@ -248,10 +251,9 @@ class HealthCheckMonitor implements HealthCheck {
public boolean start() {
try {
- this.healthCheckProperties =
- SystemPersistence.manager.getProperties(HealthCheckFeature.CONFIGURATION_PROPERTIES_NAME);
- this.servers = HttpServletServer.factory.build(healthCheckProperties);
- this.clients = HttpClient.factory.build(healthCheckProperties);
+ this.healthCheckProperties = getPersistentProperties(HealthCheckFeature.CONFIGURATION_PROPERTIES_NAME);
+ this.servers = getServerFactory().build(healthCheckProperties);
+ this.clients = getClientFactory().build(healthCheckProperties);
for (HttpServletServer server : servers) {
startServer(server);
@@ -307,7 +309,7 @@ class HealthCheckMonitor implements HealthCheck {
/**
* Get servers.
- *
+ *
* @return list of attached Http Servers
*/
public List<HttpServletServer> getServers() {
@@ -316,7 +318,7 @@ class HealthCheckMonitor implements HealthCheck {
/**
* Get clients.
- *
+ *
* @return list of attached Http Clients
*/
public List<HttpClient> getClients() {
@@ -354,4 +356,21 @@ class HealthCheckMonitor implements HealthCheck {
return builder.toString();
}
+ // the following methods may be overridden by junit tests
+
+ protected PolicyEngine getEngineManager() {
+ return PolicyEngine.manager;
+ }
+
+ protected HttpServletServerFactory getServerFactory() {
+ return HttpServletServer.factory;
+ }
+
+ protected HttpClientFactory getClientFactory() {
+ return HttpClient.factory;
+ }
+
+ protected Properties getPersistentProperties(String propertyName) {
+ return SystemPersistence.manager.getProperties(propertyName);
+ }
}
diff --git a/feature-healthcheck/src/test/java/org/onap/policy/drools/healthcheck/HealthCheckTest.java b/feature-healthcheck/src/test/java/org/onap/policy/drools/healthcheck/HealthCheckTest.java
index 850b1edf..2bf1cca5 100644
--- a/feature-healthcheck/src/test/java/org/onap/policy/drools/healthcheck/HealthCheckTest.java
+++ b/feature-healthcheck/src/test/java/org/onap/policy/drools/healthcheck/HealthCheckTest.java
@@ -21,14 +21,28 @@
package org.onap.policy.drools.healthcheck;
import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import java.net.HttpURLConnection;
+import java.util.Arrays;
import java.util.Collections;
import java.util.List;
+import java.util.Properties;
+import javax.ws.rs.core.Response;
+import org.junit.Before;
import org.junit.Test;
+import org.onap.policy.common.endpoints.http.client.HttpClient;
+import org.onap.policy.common.endpoints.http.client.HttpClientFactory;
+import org.onap.policy.common.endpoints.http.server.HttpServletServer;
+import org.onap.policy.common.endpoints.http.server.HttpServletServerFactory;
import org.onap.policy.drools.healthcheck.HealthCheck.Report;
import org.onap.policy.drools.healthcheck.HealthCheck.Reports;
+import org.onap.policy.drools.system.PolicyEngine;
public class HealthCheckTest {
@@ -36,9 +50,62 @@ public class HealthCheckTest {
private static final String RPT_MSG = "report-message";
private static final String RPT_NAME = "report-name";
private static final String RPT_URL = "report-url";
+ private static final String EXPECTED = "expected exception";
+
+ private static final String CLIENT_NAME1 = "name-a";
+ private static final String CLIENT_URL1 = "url-a";
+ private static final String CLIENT_NAME2 = "name-b";
+ private static final String CLIENT_URL2 = "url-b";
+ private static final String CLIENT_NAME3 = "name-c";
+ private static final String CLIENT_URL3 = "url-c";
+
+ private Properties properties;
+ private HttpServletServerFactory servletFactory;
+ private HttpServletServer server1;
+ private HttpServletServer server2;
+ private HttpClientFactory clientFactory;
+ private HttpClient client1;
+ private HttpClient client2;
+ private HttpClient client3;
+ private List<HttpServletServer> servers;
+ private List<HttpClient> clients;
+ private PolicyEngine engineMgr;
+ private HealthCheckMonitor monitor;
+
+ /**
+ * Initializes the object to be tested.
+ *
+ * @throws Exception if an error occurs
+ */
+ @Before
+ public void setUp() throws Exception {
+ properties = new Properties();
+ servletFactory = mock(HttpServletServerFactory.class);
+ server1 = mock(HttpServletServer.class);
+ server2 = mock(HttpServletServer.class);
+ clientFactory = mock(HttpClientFactory.class);
+ client1 = mock(HttpClient.class);
+ client2 = mock(HttpClient.class);
+ client3 = mock(HttpClient.class);
+ servers = Arrays.asList(server1, server2);
+ clients = Arrays.asList(client1, client2, client3);
+ engineMgr = mock(PolicyEngine.class);
+
+ when(client1.getName()).thenReturn(CLIENT_NAME1);
+ when(client1.getBaseUrl()).thenReturn(CLIENT_URL1);
+ when(client2.getName()).thenReturn(CLIENT_NAME2);
+ when(client2.getBaseUrl()).thenReturn(CLIENT_URL2);
+ when(client3.getName()).thenReturn(CLIENT_NAME3);
+ when(client3.getBaseUrl()).thenReturn(CLIENT_URL3);
+ when(servletFactory.build(properties)).thenReturn(servers);
+ when(clientFactory.build(properties)).thenReturn(clients);
+ when(engineMgr.isAlive()).thenReturn(true);
+
+ monitor = new HealthCheckMonitorImpl();
+ }
@Test
- public void testHealthCheck_Report() {
+ public void testReport() {
Report rpt = new Report();
// toString should work with un-populated data
@@ -65,7 +132,7 @@ public class HealthCheckTest {
}
@Test
- public void testHealthCheck_Reports() {
+ public void testReports() {
Reports reports = new Reports();
// toString should work with un-populated data
@@ -86,4 +153,200 @@ public class HealthCheckTest {
assertNotNull(reports.toString());
}
+ @Test
+ public void testHealthCheckMonitor_HealthCheck() {
+ monitor.start();
+
+ // first client is healthy
+ Response resp = mock(Response.class);
+ when(resp.getStatus()).thenReturn(HttpURLConnection.HTTP_OK);
+ when(resp.readEntity(String.class)).thenReturn(RPT_MSG);
+ when(client1.get()).thenReturn(resp);
+
+ // second client throws an exception
+ when(client2.get()).thenThrow(new RuntimeException(EXPECTED));
+
+ // third client is not healthy
+ resp = mock(Response.class);
+ when(resp.getStatus()).thenReturn(HttpURLConnection.HTTP_INTERNAL_ERROR);
+ when(resp.readEntity(String.class)).thenReturn(RPT_NAME);
+ when(client3.get()).thenReturn(resp);
+
+ Reports reports = monitor.healthCheck();
+ assertNotNull(reports);
+ assertEquals(4, reports.getDetails().size());
+ assertFalse(reports.isHealthy());
+
+ int index = 0;
+
+ Report report = reports.getDetails().get(index++);
+ assertEquals(true, report.isHealthy());
+ assertEquals("PDP-D", report.getName());
+ assertEquals("self", report.getUrl());
+ assertEquals("alive", report.getMessage());
+ assertEquals(HttpURLConnection.HTTP_OK, report.getCode());
+
+ report = reports.getDetails().get(index++);
+ assertEquals(true, report.isHealthy());
+ assertEquals(client1.getName(), report.getName());
+ assertEquals(client1.getBaseUrl(), report.getUrl());
+ assertEquals(RPT_MSG, report.getMessage());
+ assertEquals(HttpURLConnection.HTTP_OK, report.getCode());
+
+ report = reports.getDetails().get(index++);
+ assertEquals(false, report.isHealthy());
+ assertEquals(client2.getName(), report.getName());
+ assertEquals(client2.getBaseUrl(), report.getUrl());
+
+ report = reports.getDetails().get(index++);
+ assertEquals(false, report.isHealthy());
+ assertEquals(client3.getName(), report.getName());
+ assertEquals(client3.getBaseUrl(), report.getUrl());
+ assertEquals(RPT_NAME, report.getMessage());
+ assertEquals(HttpURLConnection.HTTP_INTERNAL_ERROR, report.getCode());
+
+ // indicate that engine is no longer healthy and re-run health check
+ when(engineMgr.isAlive()).thenReturn(false);
+
+ reports = monitor.healthCheck();
+ report = reports.getDetails().get(0);
+
+ assertEquals(false, report.isHealthy());
+ assertEquals("not alive", report.getMessage());
+ assertEquals(500, report.getCode());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_Start() {
+ // arrange for one server to throw an exception
+ when(server1.start()).thenThrow(new RuntimeException(EXPECTED));
+
+ assertTrue(monitor.start());
+
+ verify(server1).start();
+ verify(server2).start();
+
+ /*
+ * Generate exception during building.
+ */
+
+ // new monitor
+ monitor = new HealthCheckMonitorImpl() {
+ @Override
+ protected HttpServletServerFactory getServerFactory() {
+ throw new RuntimeException(EXPECTED);
+ }
+ };
+
+ assertFalse(monitor.start());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_Stop() {
+ monitor.start();
+
+ // arrange for one server and one client to throw an exception
+ when(server1.stop()).thenThrow(new RuntimeException(EXPECTED));
+ when(client2.stop()).thenThrow(new RuntimeException(EXPECTED));
+
+ assertTrue(monitor.stop());
+
+ verify(server1).stop();
+ verify(server2).stop();
+ verify(client1).stop();
+ verify(client2).stop();
+ verify(client3).stop();
+ }
+
+ @Test
+ public void testHealthCheckMonitor_Shutdown() {
+ monitor.start();
+ monitor.shutdown();
+
+ // at least one "stop" should have been called
+ verify(server1).stop();
+ }
+
+ @Test
+ public void testHealthCheckMonitor_IsAlive() {
+ assertFalse(monitor.isAlive());
+
+ monitor.start();
+ assertTrue(monitor.isAlive());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_GetServers_GetClients() {
+ monitor.start();
+ assertEquals(servers, monitor.getServers());
+ assertEquals(clients, monitor.getClients());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_GetHttpBody() {
+ Response response = mock(Response.class);
+ when(response.readEntity(String.class)).thenReturn(RPT_MSG);
+ assertEquals(RPT_MSG, monitor.getHttpBody(response, client1));
+
+ // readEntity() throws an exception
+ when(response.readEntity(String.class)).thenThrow(new RuntimeException(EXPECTED));
+ assertEquals(null, monitor.getHttpBody(response, client1));
+ }
+
+ @Test
+ public void testHealthCheckMonitor_StartServer() {
+ monitor.startServer(server1);
+ verify(server1).start();
+
+ // force start() to throw an exception - monitor should still work
+ when(server1.start()).thenThrow(new RuntimeException(EXPECTED));
+ monitor.startServer(server1);
+ }
+
+ @Test
+ public void testHealthCheckMonitor_ToString() {
+ assertTrue(monitor.toString().startsWith("HealthCheckMonitor ["));
+ }
+
+ @Test
+ public void testHealthCheckMonitor_GetEngineManager() {
+ assertNotNull(new HealthCheckMonitor().getEngineManager());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_GetServerFactory() {
+ assertNotNull(new HealthCheckMonitor().getServerFactory());
+ }
+
+ @Test
+ public void testHealthCheckMonitor_GetClientFactory() {
+ assertNotNull(new HealthCheckMonitor().getClientFactory());
+ }
+
+ /**
+ * Monitor with overrides.
+ */
+ private class HealthCheckMonitorImpl extends HealthCheckMonitor {
+
+ @Override
+ protected PolicyEngine getEngineManager() {
+ return engineMgr;
+ }
+
+ @Override
+ protected HttpServletServerFactory getServerFactory() {
+ return servletFactory;
+ }
+
+ @Override
+ protected HttpClientFactory getClientFactory() {
+ return clientFactory;
+ }
+
+ @Override
+ protected Properties getPersistentProperties(String propertyName) {
+ return properties;
+ }
+
+ }
}