Testing Identity Map with octet stream and without

src/test/java/suite/operator/IdentityMapDirectHttpTest.java

@@ -0,0 +1,211 @@
+package suite.operator;
+
+import app.AppsMap;
+import app.component.Operator;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.uid2.shared.util.Mapper;
+import common.Const;
+import common.EnvUtil;
+import common.HttpClient;
+import okhttp3.*;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
+import java.nio.ByteBuffer;
+import java.nio.charset.StandardCharsets;
+import java.security.SecureRandom;
+import java.time.Instant;
+import java.util.*;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+
+public class IdentityMapDirectHttpTest {
+
+    private static final ObjectMapper OBJECT_MAPPER = Mapper.getInstance();
+    private static final SecureRandom SECURE_RANDOM = new SecureRandom();
+    private static final String CLIENT_API_KEY = EnvUtil.getEnv(Const.Config.Operator.CLIENT_API_KEY);
+    private static final String CLIENT_API_SECRET = EnvUtil.getEnv(Const.Config.Operator.CLIENT_API_SECRET);
+    private static final int TIMESTAMP_LENGTH = 8;
+
+    private record V2Envelope(String envelope, byte[] nonce) {}
+
+    /**
+     * Test 1: JSON content type with base64 encoding (standard approach)
+     */
+    @Test
+    public void test1_JsonWithBase64() throws Exception {
+        System.out.println("🧪 Test 1: JSON content type + Base64 encoding");
+
+        Operator operator = getFirstOperator();
+        String jsonPayload = createTestPayload();
+
+        // Create base64-encoded envelope
+        V2Envelope envelope = createV2Envelope(jsonPayload, CLIENT_API_SECRET);
+
+        // Send with JSON content type
+        JsonNode response = sendWithJsonContentType(operator, envelope.envelope(), envelope.nonce());
+
+        validateSuccessResponse(response, "Test 1");
+        System.out.println("✅ Test 1 completed successfully\n");
+    }
+
+    /**
+     * Test 2: Octet-stream content type with base64 encoding
+     */
+    @Test 
+    public void test2_OctetStreamWithBase64() throws Exception {
+        System.out.println("🧪 Test 2: Octet-stream content type + Base64 encoding");
+
+        Operator operator = getFirstOperator();
+        String jsonPayload = createTestPayload();
+
+        // Create base64-encoded envelope
+        V2Envelope envelope = createV2Envelope(jsonPayload, CLIENT_API_SECRET);
+
+        // Send with octet-stream content type
+        JsonNode response = sendWithOctetStreamContentType(operator, envelope.envelope().getBytes(StandardCharsets.UTF_8), envelope.nonce());
+
+        validateSuccessResponse(response, "Test 2");
+        System.out.println("✅ Test 2 completed successfully\n");
+    }
+
+    // Helper methods
+
+    private Operator getFirstOperator() {
+        return AppsMap.getApps(Operator.class).iterator().next();
+    }
+
+    private String createTestPayload() throws Exception {
+        Map<String, Object> payload = new HashMap<>();
+        payload.put("email", List.of("test.user@example.com", "user2@test.com"));
+        payload.put("policy", 1);
+
+        String jsonPayload = OBJECT_MAPPER.writeValueAsString(payload);
+        System.out.println("Request payload: " + jsonPayload);
+        return jsonPayload;
+    }
+
+    /**
+     * Send request with JSON content type (string body)
+     */
+    private JsonNode sendWithJsonContentType(Operator operator, String body, byte[] nonce) throws Exception {
+        String encryptedResponse = HttpClient.post(
+            operator.getBaseUrl() + "/v2/identity/map", 
+            body, 
+            CLIENT_API_KEY
+        );
+
+        return decryptV2Response(encryptedResponse, nonce);
+    }
+
+    /**
+     * Send request with octet-stream content type
+     */
+    private JsonNode sendWithOctetStreamContentType(Operator operator, byte[] bodyBytes, byte[] nonce) throws Exception {
+        Request request = new Request.Builder()
+            .url(operator.getBaseUrl() + "/v2/identity/map")
+            .addHeader("Authorization", "Bearer " + CLIENT_API_KEY)
+            .post(RequestBody.create(bodyBytes, MediaType.get("application/octet-stream")))
+            .build();
+
+        String encryptedResponse = executeRequest(request);
+        return decryptV2Response(encryptedResponse, nonce);
+    }
+
+    /**
+     * Execute HTTP request and return response body
+     */
+    private String executeRequest(Request request) throws Exception {
+        try (Response response = HttpClient.RAW_CLIENT.newCall(request).execute()) {
+            if (!response.isSuccessful()) {
+                throw new RuntimeException("HTTP request failed: " + response.code() + " " + response.message());
+            }
+            return Objects.requireNonNull(response.body()).string();
+        }
+    }
+
+    /**
+     * Creates encrypted V2 envelope with base64 encoding
+     */
+    private V2Envelope createV2Envelope(String payload, String secret) throws Exception {
+        // Create unencrypted envelope: timestamp + nonce + payload
+        Instant timestamp = Instant.now();
+
+        byte[] nonce = new byte[8];
+        SECURE_RANDOM.nextBytes(nonce);
+
+        byte[] payloadBytes = payload.getBytes(StandardCharsets.UTF_8);
+
+        ByteBuffer writer = ByteBuffer.allocate(TIMESTAMP_LENGTH + nonce.length + payloadBytes.length);
+        writer.putLong(timestamp.toEpochMilli());
+        writer.put(nonce);
+        writer.put(payloadBytes);
+
+        // Encrypt the envelope
+        byte envelopeVersion = 1;
+        byte[] encrypted = encryptGCM(writer.array(), Base64.getDecoder().decode(secret));
+
+        ByteBuffer envelopeBuffer = ByteBuffer.allocate(1 + encrypted.length);
+        envelopeBuffer.put(envelopeVersion);
+        envelopeBuffer.put(encrypted);
+
+        return new V2Envelope(Base64.getEncoder().encodeToString(envelopeBuffer.array()), nonce);
+    }
+
+    /**
+     * Decrypts V2 response using UID2 internal methods
+     */
+    private JsonNode decryptV2Response(String encryptedResponse, byte[] nonce) throws Exception {
+        Class<?> uid2HelperClass = Class.forName("com.uid2.client.Uid2Helper");
+        Constructor<?> constructor = uid2HelperClass.getDeclaredConstructor(String.class);
+        constructor.setAccessible(true);
+        Object uid2Helper = constructor.newInstance(CLIENT_API_SECRET);
+
+        Method decryptMethod = uid2HelperClass.getDeclaredMethod("decrypt", String.class, byte[].class);
+        decryptMethod.setAccessible(true);
+        String decryptedResponse = (String) decryptMethod.invoke(uid2Helper, encryptedResponse, nonce);
+
+        return OBJECT_MAPPER.readTree(decryptedResponse);
+    }
+
+    /**
+     * Encrypts data using GCM encryption via UID2 internal methods
+     */
+    private byte[] encryptGCM(byte[] data, byte[] secretBytes) throws Exception {
+        Class<?> encryptionClass = Class.forName("com.uid2.client.Uid2Encryption");
+        Method encryptMethod = encryptionClass.getDeclaredMethod("encryptGCM", byte[].class, byte[].class, byte[].class);
+        encryptMethod.setAccessible(true);
+        return (byte[]) encryptMethod.invoke(encryptionClass, data, null, secretBytes);
+    }
+
+    /**
+     * Validates successful response structure
+     */
+    private void validateSuccessResponse(JsonNode response, String testName) {
+        System.out.println(testName + " - Response status: " + response.get("status").asText());
+
+        // Validate successful response
+        assertThat(response.get("status").asText()).isEqualTo("success");
+        assertThat(response.has("body")).isTrue();
+
+        JsonNode body = response.get("body");
+        assertThat(body.has("mapped")).isTrue();
+
+        JsonNode mapped = body.get("mapped");
+        assertThat(mapped.isArray()).isTrue();
+        assertThat(mapped.size()).isEqualTo(2);
+
+        // Validate each mapped identity has required fields
+        for (JsonNode mappedIdentity : mapped) {
+            assertThat(mappedIdentity.has("advertising_id")).isTrue();
+            assertThat(mappedIdentity.has("bucket_id")).isTrue();
+            assertThat(mappedIdentity.get("advertising_id").asText()).isNotBlank();
+            assertThat(mappedIdentity.get("bucket_id").asText()).isNotBlank();
+        }
+
+        System.out.println(testName + " - Successfully mapped 2 identities");
+    }
+}