[PAGOPA-1075] feat: add enhancement for /info API

src/main/java/it/gov/pagopa/reporting/Info.java

@@ -4,9 +4,13 @@
 import com.microsoft.azure.functions.annotation.AuthorizationLevel;
 import com.microsoft.azure.functions.annotation.FunctionName;
 import com.microsoft.azure.functions.annotation.HttpTrigger;
+import it.gov.pagopa.reporting.models.AppInfo;
 
+import java.io.InputStream;
 import java.util.Optional;
+import java.util.Properties;
 import java.util.logging.Level;
+import java.util.logging.Logger;
 
 
 /**
@@ -28,7 +32,25 @@ public HttpResponseMessage run (
 
 		context.getLogger().log(Level.INFO, "Invoked health check HTTP trigger for pagopa-gpd-reporting-batch.");
 		return request.createResponseBuilder(HttpStatus.OK)
-					   .header("Content-Type", "application/json")
-					   .build();
+				.header("Content-Type", "application/json")
+				.body(getInfo(context.getLogger(), "/META-INF/maven/it.gov.pagopa.reporting/reporting-batch/pom.properties"))
+				.build();
+	}
+
+	public synchronized AppInfo getInfo(Logger logger, String path) {
+		String version = null;
+		String name = null;
+		try {
+			Properties properties = new Properties();
+			InputStream inputStream = getClass().getResourceAsStream(path);
+			if (inputStream != null) {
+				properties.load(inputStream);
+				version = properties.getProperty("version", null);
+				name = properties.getProperty("artifactId", null);
+			}
+		} catch (Exception e) {
+			logger.severe("Impossible to retrieve information from pom.properties file.");
+		}
+		return AppInfo.builder().version(version).environment("aks").name(name).build();
 	}
 }

src/main/java/it/gov/pagopa/reporting/models/AppInfo.java

@@ -0,0 +1,18 @@
+package it.gov.pagopa.reporting.models;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import lombok.*;
+
+@Data
+@Builder(toBuilder = true)
+@NoArgsConstructor
+@AllArgsConstructor(access = AccessLevel.PRIVATE)
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class AppInfo {
+
+    private String name;
+    private String version;
+    private String environment;
+}

src/test/java/it/gov/pagopa/reporting/InfoTest.java

@@ -0,0 +1,88 @@
+package it.gov.pagopa.reporting;
+
+import com.microsoft.azure.functions.ExecutionContext;
+import com.microsoft.azure.functions.HttpRequestMessage;
+import com.microsoft.azure.functions.HttpResponseMessage;
+import com.microsoft.azure.functions.HttpStatus;
+import it.gov.pagopa.reporting.models.AppInfo;
+import lombok.SneakyThrows;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.Spy;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.util.Optional;
+import java.util.logging.Logger;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+
+@ExtendWith(MockitoExtension.class)
+class InfoTest {
+
+	@Mock
+    ExecutionContext context;
+
+    @Spy
+    Info infoFunction;
+
+    @Test
+    void runOK() {
+        // test precondition
+        final HttpResponseMessage.Builder builder = mock(HttpResponseMessage.Builder.class);
+        @SuppressWarnings("unchecked")
+        HttpRequestMessage<Optional<String>> request = mock(HttpRequestMessage.class);
+
+        HttpResponseMessage responseMock = mock(HttpResponseMessage.class);
+        doReturn(HttpStatus.OK).when(responseMock).getStatus();
+        doReturn(builder).when(builder).body(any());
+        doReturn(responseMock).when(builder).build();
+        doReturn(builder).when(request).createResponseBuilder(any(HttpStatus.class));
+        doReturn(builder).when(builder).header(anyString(), anyString());
+
+        // test execution
+        HttpResponseMessage response = infoFunction.run(request, context);
+
+        // test assertion
+        assertEquals(HttpStatus.OK, response.getStatus());
+    }
+
+    @SneakyThrows
+    @Test
+    void getInfoOk() {
+
+        // Mocking service creation
+        Logger logger = Logger.getLogger("example-test-logger");
+        String path = "/META-INF/maven/it.gov.pagopa.reporting/reporting-batch/pom.properties";
+
+        // Execute function
+        AppInfo response = infoFunction.getInfo(logger, path);
+
+        // Checking assertions
+        assertNotNull(response.getName());
+        assertNotNull(response.getVersion());
+        assertNotNull(response.getEnvironment());
+    }
+
+    @SneakyThrows
+    @Test
+    void getInfoKo() {
+
+        // Mocking service creation
+        Logger logger = Logger.getLogger("example-test-logger");
+        String path = "/META-INF/maven/it.gov.pagopa.reporting/reporting-batch/fake";
+
+        // Execute function
+        AppInfo response = infoFunction.getInfo(logger, path);
+
+        // Checking assertions
+        assertNull(response.getName());
+        assertNull(response.getVersion());
+        assertNotNull(response.getEnvironment());
+    }
+
+}

src/test/resources/META-INF/maven/it.gov.pagopa.reporting/reporting-batch/pom.properties

@@ -0,0 +1,5 @@
+#Generated by Maven
+#Fri Jul 07 10:12:25 CEST 2023
+artifactId=reporting-batch
+groupId=it.gov.pagopa.reporting
+version=x.y.z