test: add test for JSON message deserialization

SVC-1398

src/test/java/to/wetransform/hale/transformer/api/messaging/TransformationMessageConsumerTest.java

@@ -0,0 +1,30 @@
+package to.wetransform.hale.transformer.api.messaging;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.Test;
+
+class TransformationMessageConsumerTest {
+
+    @Test
+    void testDeserializeTransformationMessage() throws Exception {
+        // Mock the received message
+        byte[] messageBody =
+                "{\"projectUrl\": \"https://example.org/example.halez\", \"sourceDataUrl\": \"https://example.org/example.gml\", \"targetFileName\": \"result.gml\", \"s3Region\": \"eu-west-1\", \"s3BucketName\": \"example-bucket\", \"s3AccessKey\": \"ACCESSKEY\", \"s3SecretKey\": \"SECRETKEY\"}"
+                        .getBytes();
+
+        ObjectMapper mapper = new ObjectMapper();
+        TransformationMessageConsumer.TransformationMessage transformationMessage =
+                mapper.readValue(messageBody, TransformationMessageConsumer.TransformationMessage.class);
+
+        assertEquals("https://example.org/example.halez", transformationMessage.projectUrl());
+        assertEquals("https://example.org/example.gml", transformationMessage.sourceDataUrl());
+        assertEquals("result.gml", transformationMessage.targetFileName());
+        assertEquals("eu-west-1", transformationMessage.s3Region());
+        assertEquals("example-bucket", transformationMessage.s3BucketName());
+        assertEquals("ACCESSKEY", transformationMessage.s3AccessKey());
+        assertEquals("SECRETKEY", transformationMessage.s3SecretKey());
+    }
+}