test: add unit tests to improve code coverage

Author: haseeb-mhr

pom.xml

@@ -45,7 +45,13 @@
 			<artifactId>slf4j-api</artifactId>
 			<version>2.0.10</version>
 		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.13.1</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
 	<build>
 		<pluginManagement>

src/test/java/io/apimatic/coreinterfaces/security/VerificationResultTest.java

@@ -0,0 +1,23 @@
+package io.apimatic.coreinterfaces.security;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class VerificationResultTest {
+
+    @Test
+    public void testSuccess() {
+        VerificationResult result = VerificationResult.success();
+        assertTrue(result.isSuccess());
+        assertTrue(result.getErrors().isEmpty());
+    }
+
+    @Test
+    public void testFailure() {
+        VerificationResult result = VerificationResult.failure("Error");
+        assertFalse(result.isSuccess());
+        assertEquals(1, result.getErrors().size());
+        assertEquals("Error", result.getErrors().get(0));
+    }
+}