feat: Add missing Silent Auth fields

src/main/java/com/vonage/client/verify2/SilentAuthWorkflow.java

@@ -16,6 +16,7 @@
 package com.vonage.client.verify2;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
  * Defines properties for mobile network-based authentication. See the
@@ -24,6 +25,7 @@
  */
 @JsonInclude(value = JsonInclude.Include.NON_NULL)
 public final class SilentAuthWorkflow extends Workflow {
+	private Boolean sandbox;
 
 	/**
 	 * Constructs a new Silent Auth verification workflow.
@@ -33,4 +35,26 @@ public final class SilentAuthWorkflow extends Workflow {
 	public SilentAuthWorkflow(String to) {
 		super(Channel.SILENT_AUTH, to);
 	}
+
+	/**
+	 * Constructs a new Silent Auth verification workflow.
+	 *
+	 * @param to The number to registered to the device on the network to authenticate.
+	 */
+	public SilentAuthWorkflow(String to, boolean sandbox) {
+		this(to);
+		this.sandbox = sandbox;
+	}
+
+	/**
+	 * Optional parameter if using the Vonage Sandbox to test Silent Auth integrations.
+	 *
+	 * @return Whether the Vonage Sandbox will be used, or {@code null} if not specified (the default).
+	 *
+	 * @since 7.10.0
+	 */
+	@JsonProperty("sandbox")
+	public Boolean getSandbox() {
+		return sandbox;
+	}
 }

src/main/java/com/vonage/client/verify2/VerificationRequest.java

@@ -317,6 +317,7 @@ public Builder clientRef(String clientRef) {
 		}
 
 		/**
+		 * (OPTIONAL)
 		 * Set this parameter to {@code false} to force through the request even if it's
 		 * blocked by the network's fraud protection. Refer to
 		 * <a href=https://developer.vonage.com/en/verify/verify-v2/guides/v2-anti-fraud>

src/main/java/com/vonage/client/verify2/VerificationResponse.java

@@ -18,6 +18,7 @@
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.vonage.client.Jsonable;
+import java.net.URI;
 import java.util.UUID;
 
 /**
@@ -26,6 +27,7 @@
 @JsonIgnoreProperties(ignoreUnknown = true)
 public class VerificationResponse implements Jsonable {
 	protected UUID requestId;
+	protected URI checkUrl;
 
 	/**
 	 * Protected to prevent users from explicitly creating this object.
@@ -43,9 +45,21 @@ public UUID getRequestId() {
 		return requestId;
 	}
 
+	/**
+	 * URL for Silent Auth Verify workflow completion (only present if using Silent Auth).
+	 *
+	 * @return The URL to check for Silent Authentication, or {@code null} if not applicable.
+	 *
+	 * @since 7.10.0
+	 */
+	@JsonProperty("check_url")
+	public URI getCheckUrl() {
+		return checkUrl;
+	}
+
 	@Override
 	public String toString() {
-		return getClass().getSimpleName()+" {requestId='"+requestId+"'}";
+		return getClass().getSimpleName() + "{requestId=" + requestId + ", checkUrl=" + checkUrl + '}';
 	}
 
 	/**

src/test/java/com/vonage/client/verify2/VerificationRequestTest.java

@@ -24,6 +24,7 @@
 import java.util.Collections;
 
 public class VerificationRequestTest {
+	static final boolean SANDBOX = true;
 	static final Locale LOCALE = Locale.PORTUGUESE_PORTUGAL;
 	static final int CODE_LENGTH = 8, CHANNEL_TIMEOUT = 120;
 	static final String
@@ -64,6 +65,8 @@ Workflow getWorkflowRequiredParamsForChannel(Channel channel) {
 
 	Workflow getWorkflowAllParamsForChannel(Channel channel) {
 		switch (channel) {
+			case SILENT_AUTH:
+				return new SilentAuthWorkflow(TO_NUMBER, SANDBOX);
 			case SMS:
 				return new SmsWorkflow(TO_NUMBER, APP_HASH);
 			case WHATSAPP:
@@ -96,22 +99,30 @@ String getExpectedRequiredParamsForSingleWorkflowJson(Channel channel) {
 
 	String getExpectedAllParamsForSingleWorkflowJson(Channel channel) {
 		String expectedJson = getExpectedRequiredParamsForSingleWorkflowJson(channel), prefix, replacement;
+
 		if (channel == Channel.SMS) {
-			prefix = TO_NUMBER + "\"";
+			prefix = TO_NUMBER + '"';
 			replacement = prefix + ",\"app_hash\":\""+APP_HASH+"\"";
 			expectedJson = expectedJson.replace(prefix, replacement);
 		}
 		if (channel == Channel.WHATSAPP) {
-			prefix = TO_NUMBER + "\"";
+			prefix = TO_NUMBER + '"';
 			replacement = prefix + ",\"from\":\""+FROM_NUMBER+"\"";
 			expectedJson = expectedJson.replace(prefix, replacement);
 		}
 		if (channel == Channel.EMAIL) {
-			prefix = TO_EMAIL + "\"";
+			prefix = TO_EMAIL + '"';
 			replacement = prefix + ",\"from\":\""+FROM_EMAIL+"\"";
 			expectedJson = expectedJson.replace(prefix, replacement);
 		}
+		if (channel == Channel.SILENT_AUTH) {
+			prefix = TO_NUMBER + '"';
+			replacement = prefix + ",\"sandbox\":" + SANDBOX;
+			expectedJson = expectedJson.replace(prefix, replacement);
+		}
+
 		prefix = "{\"locale\":\"pt-pt\",\"channel_timeout\":"+ CHANNEL_TIMEOUT;
+
 		if (channel != Channel.SILENT_AUTH && channel != Channel.WHATSAPP_INTERACTIVE) {
 			prefix += ",\"code_length\":"+CODE_LENGTH;
 		}

src/test/java/com/vonage/client/verify2/VerificationResponseTest.java

@@ -16,17 +16,22 @@
 package com.vonage.client.verify2;
 
 import com.vonage.client.VonageResponseParseException;
-import org.junit.jupiter.api.*;
 import static org.junit.jupiter.api.Assertions.*;
+import org.junit.jupiter.api.*;
+import java.net.URI;
 import java.util.UUID;
 
 public class VerificationResponseTest {
 
 	@Test
 	public void testConstructFromValidJson() {
 		UUID rqid = UUID.randomUUID();
-		VerificationResponse response = VerificationResponse.fromJson("{\"request_id\":\""+rqid+"\"}");
+		String checkUrl = "https://example.com/v2/"+rqid+"/silent-auth/redirect";
+		VerificationResponse response = VerificationResponse.fromJson(
+				"{\"request_id\":\""+rqid+"\",\"check_url\":\""+checkUrl+"\"}"
+		);
 		assertEquals(rqid, response.getRequestId());
+		assertEquals(URI.create(checkUrl), response.getCheckUrl());
 		String toString = response.toString();
 		assertTrue(toString.contains("VerificationResponse"));
 		assertTrue(toString.contains(rqid.toString()));

src/test/java/com/vonage/client/verify2/Verify2ClientTest.java

@@ -50,7 +50,7 @@ VerificationRequest newVerificationRequestWithAllParamsAndWorkflows() {
 		String toNumber = "447100000009", fromNumber = "447900000001",
 				toEmail = "[email protected]", fromEmail = "[email protected]";
 		List<Workflow> workflows = Arrays.asList(
-				new SilentAuthWorkflow(toNumber),
+				new SilentAuthWorkflow(toNumber, true),
 				new SmsWorkflow(toNumber),
 				new EmailWorkflow(toEmail, fromEmail),
 				new VoiceWorkflow(toNumber),
@@ -71,6 +71,7 @@ void stubSuccessfulVerifyUserResponseAndRun(VerificationRequest request) throws
 		VerificationResponse response = client.sendVerification(request);
 		assertNotNull(response);
 		assertEquals(REQUEST_ID, response.getRequestId());
+		assertNull(response.getCheckUrl());
 	}
 
 	@Test