Adding testRandomUserSignup integration test

pom.xml

@@ -88,6 +88,13 @@
 		    <groupId>org.springframework.boot</groupId>
 		    <artifactId>spring-boot-starter-mail</artifactId>
 		</dependency>
+		
+		<dependency>
+		  <groupId>com.google.code.gson</groupId>
+		  <artifactId>gson</artifactId>
+		  <version>2.8.5</version>
+		  <scope>provided</scope>
+		</dependency>		
 				
 	</dependencies>
 

src/test/java/org/waterproofingdata/wpdauth/integrationtest/UsersServiceIntegrationTest.java

@@ -1,5 +1,11 @@
 package org.waterproofingdata.wpdauth.integrationtest;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.UUID; 
+
+import com.google.gson.Gson;
+
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertThrows;
@@ -10,6 +16,8 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.http.HttpStatus;
 import org.waterproofingdata.wpdauth.exception.CustomException;
+import org.waterproofingdata.wpdauth.model.Roles;
+import org.waterproofingdata.wpdauth.model.Users;
 import org.waterproofingdata.wpdauth.service.UsersService;
 
 @SpringBootTest
@@ -34,4 +42,19 @@ public class UsersServiceIntegrationTest {
 		String login = usersService.login("admin", "admin");
 		assertNotNull(login, "Login token returned from usersService.login() should not be null");
 	}
+	
+	@Test 
+	public void testRandomUserSignup() {
+		Users u = new Users();
+		String uName = String.format("user%s", UUID.randomUUID().toString());
+		String uEmail = String.format("%s@email.com", uName);
+		u.setUsername(uName);
+		u.setPassword(UUID.randomUUID().toString());
+		u.setEmail(uEmail);
+		u.setRoles(new ArrayList<Roles>(Arrays.asList(Roles.ROLE_CLIENT)));
+		String uJson = new Gson().toJson(u);
+		
+		String signup = usersService.signup(u);
+		assertNotNull(signup, "Signup token returned from usersService.signup(user) should not be null");
+	}
 }