Add Integration Tests for JsonCacheDataImporterExporter asserting the functionality in a client/server topology with a ClientCache.
Resolves gh-67.
This commit is contained in:
John Blum
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/*
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* Copyright 2020 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package org.springframework.geode.data.json;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.StringWriter;
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import java.io.Writer;
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import java.util.Properties;
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import java.util.Set;
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import java.util.concurrent.atomic.AtomicBoolean;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import org.junit.Test;
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import org.apache.geode.cache.DataPolicy;
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import org.apache.geode.cache.GemFireCache;
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import org.apache.geode.cache.Region;
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import org.apache.geode.cache.client.ClientCache;
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import org.apache.geode.cache.client.ClientRegionShortcut;
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import org.apache.geode.pdx.PdxInstance;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.WebApplicationType;
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import org.springframework.boot.builder.SpringApplicationBuilder;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ConfigurableApplicationContext;
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import org.springframework.context.annotation.AnnotationConfigApplicationContext;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.event.ContextClosedEvent;
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import org.springframework.context.event.EventListener;
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import org.springframework.core.io.ClassPathResource;
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import org.springframework.data.gemfire.LocalRegionFactoryBean;
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import org.springframework.data.gemfire.client.ClientRegionFactoryBean;
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import org.springframework.data.gemfire.config.annotation.CacheServerApplication;
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import org.springframework.data.gemfire.config.annotation.ClientCacheApplication;
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import org.springframework.data.gemfire.tests.integration.ForkingClientServerIntegrationTestsSupport;
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import org.springframework.data.gemfire.util.PropertiesBuilder;
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import org.springframework.lang.NonNull;
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import org.springframework.util.FileCopyUtils;
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import example.app.crm.model.Customer;
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/**
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* Integration Tests for {@link JsonCacheDataImporterExporter} using a GemFire/Geode {@link ClientCache}.
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*
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* @author John Blum
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* @see java.util.Properties
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* @see org.junit.Test
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* @see org.apache.geode.cache.GemFireCache
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* @see org.apache.geode.cache.Region
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* @see org.apache.geode.cache.client.ClientCache
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* @see org.apache.geode.pdx.PdxInstance
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* @see org.springframework.boot.SpringApplication
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* @see org.springframework.boot.builder.SpringApplicationBuilder
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* @see org.springframework.context.ApplicationContext
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* @see org.springframework.context.ConfigurableApplicationContext
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* @see org.springframework.context.annotation.AnnotationConfigApplicationContext
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* @see org.springframework.context.annotation.Bean
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* @see org.springframework.context.event.ContextClosedEvent
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* @see org.springframework.context.event.EventListener
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* @see org.springframework.core.io.ClassPathResource
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* @see org.springframework.data.gemfire.LocalRegionFactoryBean
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* @see org.springframework.data.gemfire.client.ClientRegionFactoryBean
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* @see org.springframework.data.gemfire.config.annotation.CacheServerApplication
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* @see org.springframework.data.gemfire.config.annotation.ClientCacheApplication
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* @see org.springframework.data.gemfire.tests.integration.ForkingClientServerIntegrationTestsSupport
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* @see org.springframework.data.gemfire.util.PropertiesBuilder
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* @see org.springframework.geode.data.json.JsonCacheDataImporterExporter
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* @since 1.3.0
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*/
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@SuppressWarnings("unused")
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public class JsonClientCacheDataImporterExporterIntegrationTests extends ForkingClientServerIntegrationTestsSupport {
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private static final AtomicBoolean applicationContextClosed = new AtomicBoolean(false);
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private static final AtomicBoolean exportFromCalled = new AtomicBoolean(false);
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private static ConfigurableApplicationContext applicationContext = null;
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private static final String CUSTOMERS_JSON_RESOURCE_PATH = "data-customers.json";
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private static final StringWriter writer = new StringWriter();
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@AfterClass
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public static void assetClientCacheDataExportWorksAsExpected() throws IOException {
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assertThat(applicationContextClosed.get()).isTrue();
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assertThat(exportFromCalled.get()).isTrue();
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String actualJson = trimJson(writer.toString());
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String expectedJson = trimJson(loadJson(CUSTOMERS_JSON_RESOURCE_PATH));
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assertThat(actualJson).isEqualTo(expectedJson);
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}
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private static String loadJson(String resourcePath) throws IOException {
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return FileCopyUtils.copyToString(new InputStreamReader(new ClassPathResource(resourcePath).getInputStream()));
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}
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private static String trimJson(String json) {
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StringBuilder buffer = new StringBuilder();
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for (char character : String.valueOf(json).toCharArray()) {
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if (!Character.isWhitespace(character)) {
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buffer.append(character);
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}
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}
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return buffer.toString();
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}
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private static void closeApplicationContext() {
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SpringApplication.exit(applicationContext);
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}
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private static ApplicationContext newApplicationContext() {
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Properties configuration = PropertiesBuilder.create()
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.setProperty("spring.boot.data.gemfire.cache.data.export.enabled", Boolean.TRUE.toString())
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.setProperty("spring.boot.data.gemfire.cache.data.import.active-profiles", "DEV")
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.build();
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ConfigurableApplicationContext applicationContext =
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new SpringApplicationBuilder(TestGeodeClientConfiguration.class)
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.profiles("DEV")
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.properties(configuration)
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.web(WebApplicationType.NONE)
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.build()
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.run();
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JsonClientCacheDataImporterExporterIntegrationTests.applicationContext = applicationContext;
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return applicationContext;
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}
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@BeforeClass
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public static void startGeodeServer() throws IOException {
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startGemFireServer(TestGeodeServerConfiguration.class);
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}
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public void assertCustomersRegion(Region<?, ?> customers) {
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assertThat(customers).isNotNull();
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assertThat(customers.getName()).isEqualTo("Customers");
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assertThat(customers.getAttributes()).isNotNull();
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assertThat(customers.getAttributes().getDataPolicy()).isEqualTo(DataPolicy.EMPTY);
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assertThat(customers).hasSize(0);
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}
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@Test
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@SuppressWarnings("unchecked")
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public void clientCacheDataImportWorksAsExpected() {
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try {
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Region<Byte, Customer> customers =
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newApplicationContext().getBean("Customers", Region.class);
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assertCustomersRegion(customers);
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Set<Byte> keys = customers.keySetOnServer();
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assertThat(keys).hasSize(2);
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assertThat(keys).containsExactlyInAnyOrder((byte) 1, (byte) 2);
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Object jonDoeValue = customers.get((byte) 1);
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assertThat(jonDoeValue).isInstanceOf(PdxInstance.class);
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assertThat(((PdxInstance) jonDoeValue).getObject())
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.isEqualTo(Customer.newCustomer(1L, "Jon Doe"));
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Object janeDoeValue = customers.get((byte) 2);
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assertThat(janeDoeValue).isInstanceOf(PdxInstance.class);
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assertThat(((PdxInstance) janeDoeValue).getObject())
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.isEqualTo(Customer.newCustomer(2L, "Jane Doe"));
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}
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finally {
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closeApplicationContext();
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}
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}
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@ClientCacheApplication(name = "JsonClientCacheDataImporterExporterIntegrationTestsClient")
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static class TestGeodeClientConfiguration {
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@Bean("Customers")
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ClientRegionFactoryBean<Long, Customer> customersRegion(GemFireCache cache) {
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ClientRegionFactoryBean<Long, Customer> customersRegion = new ClientRegionFactoryBean<>();
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customersRegion.setCache(cache);
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customersRegion.setShortcut(ClientRegionShortcut.PROXY);
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return customersRegion;
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}
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@Bean
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JsonCacheDataImporterExporter cacheDataImporterExporter() {
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return new JsonCacheDataImporterExporter() {
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@Override
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@NonNull Writer newWriter(@NonNull org.springframework.core.io.Resource resource) {
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exportFromCalled.set(true);
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return writer;
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}
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};
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}
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@EventListener(classes = ContextClosedEvent.class)
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void applicationContextClosedListener(ContextClosedEvent event) {
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applicationContextClosed.set(true);
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}
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}
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@CacheServerApplication(name = "JsonClientCacheDataImporterExporterIntegrationTestsServer")
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static class TestGeodeServerConfiguration {
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public static void main(String[] args) {
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AnnotationConfigApplicationContext applicationContext =
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new AnnotationConfigApplicationContext(TestGeodeServerConfiguration.class);
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applicationContext.registerShutdownHook();
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}
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@Bean("Customers")
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LocalRegionFactoryBean<Long, Customer> customersRegion(GemFireCache cache) {
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LocalRegionFactoryBean<Long, Customer> customersRegion = new LocalRegionFactoryBean<>();
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customersRegion.setCache(cache);
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customersRegion.setPersistent(false);
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return customersRegion;
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}
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}
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}
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12
spring-geode/src/test/resources/data-customers.json
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12
spring-geode/src/test/resources/data-customers.json
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@@ -0,0 +1,12 @@
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[
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{
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"@type": "example.app.crm.model.Customer",
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"id": 1,
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"name": "Jon Doe"
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},
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{
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"@type": "example.app.crm.model.Customer",
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"id": 2,
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"name": "Jane Doe"
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}
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]
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