not working

pom.xml

@@ -7,6 +7,14 @@
     <groupId>com.zipcoder</groupId>
     <artifactId>payment</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>RELEASE</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
     <properties>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>

src/main/java/com/zipcoder/payment/CreditCard.java

@@ -0,0 +1,37 @@
+package com.zipcoder.payment;
+
+public class CreditCard implements Payment{
+
+    private long id;
+    private String number;
+    private int expiredMonth;
+    private int expiredYear;
+
+    @Override
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long newId){
+
+        id = newId;
+    }
+
+    @Override
+    public String getPayerName() {
+        return null;
+    }
+
+    @Override
+    public String getShortDescription() {
+        return null;
+    }
+
+
+
+    public void setNumber(String s) {
+        number = s;
+    }
+
+
+}

src/main/java/com/zipcoder/payment/Payment.java

@@ -0,0 +1,7 @@
+package com.zipcoder.payment;
+
+public interface Payment {
+    public long getId();
+    public String getPayerName();
+    public String getShortDescription();
+}

src/main/java/com/zipcoder/payment/PaymentPresenter.java

@@ -3,4 +3,5 @@ package com.zipcoder.payment;
 public class PaymentPresenter {
 
 
+
 }

src/test/java/com/zipcoder/payment/CreditCardTest.java

@@ -0,0 +1,40 @@
+package com.zipcoder.payment;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class CreditCardTest {
+    CreditCard creditCard = new CreditCard();
+
+    @Test
+    public void getIdTest(){
+        creditCard.setId(1);
+        long expected = 1;
+        long actual = creditCard.getId();
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getPayerNameTest(){
+        String expected = "Test";
+        String actual = creditCard.getPayerName();
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getShortDescriptionTest(){
+        String expected = "Test";
+        String actual = creditCard.getShortDescription();
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getNumberTest(){
+        creditCard.setNumber("1234")
+        String expected = "1234";
+        String actual = creditCard.getNumber();
+        Assert.assertEquals(expected, actual);
+    }
+
+
+}