Added unit test to test config endpoint

Author: Behnam Mozafari

src/test/java/com/uid2/core/vertx/TestCoreVerticle.java

@@ -1,4 +1,5 @@
 package com.uid2.core.vertx;
+import com.google.gson.JsonParser;
 import com.uid2.core.model.ConfigStore;
 import com.uid2.core.model.SecretStore;
 import com.uid2.core.service.*;
@@ -9,14 +10,19 @@
 import com.uid2.shared.attest.IAttestationTokenService;
 import com.uid2.shared.attest.JwtService;
 import com.uid2.shared.auth.*;
+import com.uid2.shared.cloud.CloudStorageException;
 import com.uid2.shared.cloud.ICloudStorage;
 import com.uid2.shared.secure.AttestationException;
 import com.uid2.shared.secure.AttestationFailure;
 import com.uid2.shared.secure.AttestationResult;
 import com.uid2.shared.secure.ICoreAttestationService;
 import com.uid2.shared.store.reader.RotatingCloudEncryptionKeyProvider;
+import io.vertx.config.ConfigRetriever;
+import io.vertx.config.ConfigRetrieverOptions;
+import io.vertx.config.ConfigStoreOptions;
 import io.vertx.core.*;
 import io.vertx.core.buffer.Buffer;
+import io.vertx.core.json.Json;
 import io.vertx.core.json.JsonArray;
 import io.vertx.core.json.JsonObject;
 import io.vertx.ext.web.client.HttpResponse;
@@ -39,10 +45,14 @@
 
 import javax.crypto.Cipher;
 import java.io.ByteArrayInputStream;
+import java.io.IOException;
 import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.security.KeyPair;
 import java.security.KeyPairGenerator;
 import java.security.SecureRandom;
+import java.sql.SQLOutput;
 import java.time.Instant;
 import java.util.*;
 import java.util.concurrent.Callable;
@@ -75,7 +85,6 @@ public class TestCoreVerticle {
 
     private static final String attestationProtocol = "test-attestation-protocol";
     private static final String attestationProtocolPublic = "trusted";
-
     @BeforeEach
     void deployVerticle(TestInfo info, Vertx vertx, VertxTestContext testContext) throws Throwable {
         JsonObject config = new JsonObject();
@@ -874,4 +883,27 @@ void keysRefreshSuccessNoHeaderVersion(Vertx vertx, VertxTestContext testContext
             }
         });
     }
+
+    @Test
+    void getConfigSuccess(Vertx vertx, VertxTestContext testContext) throws Exception {
+        // Load expected config
+        String expectedConfigString = Files.readString(Paths.get("conf/dummy-config.json")).trim();
+        JsonObject expectedConfig = new JsonObject(expectedConfigString);
+
+        // Make HTTP Get request to /config endpoint
+        this.get(vertx, Endpoints.CONFIG.toString(), ar -> {
+                if (ar.succeeded()) {
+                    HttpResponse<Buffer> response = ar.result();
+                    System.out.println("Response: " + response.bodyAsString());
+                    // Validate response
+                    assertEquals(200, response.statusCode());
+                    assertEquals("application/json", response.getHeader("content-type"));
+                    JsonObject actualConfig = new JsonObject(response.bodyAsString());
+                    assertEquals(expectedConfig, actualConfig);
+                    testContext.completeNow();
+                } else {
+                    testContext.failNow(ar.cause());
+                }
+            });
+    }
 }