Add a new spring-boot-sample-test application

Add a sample application that demonstrates recently added testing
features.

See gh-4901

spring-boot-samples/spring-boot-sample-test/src/main/java/sample/test/service/RemoteVehicleDetailsService.java

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+/*
+ * Copyright 2012-2016 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 sample.test.service;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import sample.test.domain.VehicleIdentificationNumber;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+import org.springframework.util.Assert;
+import org.springframework.web.client.HttpStatusCodeException;
+import org.springframework.web.client.RestTemplate;
+
+/**
+ * {@link VehicleDetailsService} backed by a remote REST service.
+ *
+ * @author Phillip Webb
+ */
+@Service
+public class RemoteVehicleDetailsService implements VehicleDetailsService {
+
+	private static final Logger logger = LoggerFactory
+			.getLogger(RemoteVehicleDetailsService.class);
+
+	private final ServiceProperties properties;
+
+	private final RestTemplate restTemplate;
+
+	public RemoteVehicleDetailsService(ServiceProperties properties) {
+		this.properties = properties;
+		this.restTemplate = new RestTemplate();
+	}
+
+	protected final RestTemplate getRestTemplate() {
+		return this.restTemplate;
+	}
+
+	@Override
+	public VehicleDetails getVehicleDetails(VehicleIdentificationNumber vin)
+			throws VehicleIdentificationNumberNotFoundException {
+		Assert.notNull(vin, "VIN must not be null");
+		String url = this.properties.getVehicleServiceRootUrl() + "vehicle/{vin}/details";
+		logger.debug("Retrieving vehicle data for: " + vin + " from: " + url);
+		try {
+			return this.restTemplate.getForObject(url, VehicleDetails.class, vin);
+		}
+		catch (HttpStatusCodeException ex) {
+			if (HttpStatus.NOT_FOUND.equals(ex.getStatusCode())) {
+				throw new VehicleIdentificationNumberNotFoundException(vin, ex);
+			}
+			throw ex;
+		}
+	}
+
+}

spring-boot-samples/spring-boot-sample-test/src/main/java/sample/test/service/ServiceProperties.java

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+/*
+ * Copyright 2012-2016 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 sample.test.service;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+/**
+ * Properties for the service.
+ *
+ * @author Phillip Webb
+ */
+@Component
+@ConfigurationProperties
+public class ServiceProperties {
+
+	private String vehicleServiceRootUrl = "http://localhost:8080/vs/";
+
+	public String getVehicleServiceRootUrl() {
+		return this.vehicleServiceRootUrl;
+	}
+
+	public void setVehicleServiceRootUrl(String vehicleServiceRootUrl) {
+		this.vehicleServiceRootUrl = vehicleServiceRootUrl;
+	}
+
+}

spring-boot-samples/spring-boot-sample-test/src/main/java/sample/test/service/VehicleDetails.java

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+/*
+ * Copyright 2012-2016 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 sample.test.service;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import org.springframework.util.Assert;
+
+/**
+ * Details of a single vehicle.
+ *
+ * @author Phillip Webb
+ */
+public class VehicleDetails {
+
+	private final String make;
+
+	private final String model;
+
+	@JsonCreator
+	public VehicleDetails(@JsonProperty("make") String make,
+			@JsonProperty("model") String model) {
+		Assert.notNull(make, "Make must not be null");
+		Assert.notNull(model, "Model must not be null");
+		this.make = make;
+		this.model = model;
+	}
+
+	public String getMake() {
+		return this.make;
+	}
+
+	public String getModel() {
+		return this.model;
+	}
+
+	@Override
+	public int hashCode() {
+		return this.make.hashCode() * 31 + this.model.hashCode();
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (obj == this) {
+			return true;
+		}
+		if (obj == null || obj.getClass() != getClass()) {
+			return false;
+		}
+		VehicleDetails other = (VehicleDetails) obj;
+		return this.make.equals(other.make) && this.model.equals(other.model);
+	}
+
+}

spring-boot-samples/spring-boot-sample-test/src/main/java/sample/test/service/VehicleDetailsService.java

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+/*
+ * Copyright 2012-2016 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 sample.test.service;
+
+import sample.test.domain.VehicleIdentificationNumber;
+
+/**
+ * A service to obtain {@link VehicleDetails} given a {@link VehicleIdentificationNumber}.
+ *
+ * @author Phillip Webb
+ */
+public interface VehicleDetailsService {
+
+	/**
+	 * Get vehicle details for a given {@link VehicleIdentificationNumber}.
+	 * @param vin the vehicle identification number
+	 * @return vehicle details
+	 * @throws VehicleIdentificationNumberNotFoundException if the VIN is not known
+	 */
+	VehicleDetails getVehicleDetails(VehicleIdentificationNumber vin)
+			throws VehicleIdentificationNumberNotFoundException;
+
+}

spring-boot-samples/spring-boot-sample-test/src/main/java/sample/test/service/VehicleIdentificationNumberNotFoundException.java

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+/*
+ * Copyright 2012-2016 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 sample.test.service;
+
+import sample.test.domain.VehicleIdentificationNumber;
+
+/**
+ * Exception thrown when a {@link VehicleIdentificationNumber} is not found.
+ *
+ * @author Phillip Webb
+ */
+public class VehicleIdentificationNumberNotFoundException extends RuntimeException {
+
+	private VehicleIdentificationNumber vehicleIdentificationNumber;
+
+	public VehicleIdentificationNumberNotFoundException(VehicleIdentificationNumber vin) {
+		this(vin, null);
+	}
+
+	public VehicleIdentificationNumberNotFoundException(VehicleIdentificationNumber vin,
+			Throwable cause) {
+		super("Unable to find VehicleIdentificationNumber " + vin, cause);
+		this.vehicleIdentificationNumber = vin;
+	}
+
+	public VehicleIdentificationNumber getVehicleIdentificationNumber() {
+		return this.vehicleIdentificationNumber;
+	}
+}