Check

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

@@ -0,0 +1,56 @@
+package com.zipcoder.payment;
+
+public class Check implements Payment {
+    long id;
+    String payerName;
+    String routingNumber;
+    String accountNumber;
+
+    public Check(long id, String payerName, String routingNumber, String accountNumber) {
+        this.id = id;
+        this.payerName = payerName;
+        this.routingNumber = routingNumber;
+        this.accountNumber = accountNumber;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getPayerName() {
+        return payerName;
+    }
+
+    public void setPayerName(String payerName) {
+        this.payerName = payerName;
+    }
+
+    public String getRoutingNumber() {
+        return routingNumber;
+    }
+
+    public void setRoutingNumber(String routingNumber) {
+        this.routingNumber = routingNumber;
+    }
+
+    public String getAccountNumber() {
+        return accountNumber;
+    }
+
+    public void setAccountNumber(String accountNumber) {
+        this.accountNumber = accountNumber;
+    }
+
+    public String getLastFourDigits(String number) {
+        int length = number.length();
+        return number.substring(length - 4, length);
+    }
+
+    public String getShortDescription() {
+        return "Check " + payerName + " ***" + getLastFourDigits(accountNumber);
+    }
+}

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

@@ -41,8 +41,6 @@ public class CreditCard implements Payment {
     }
 
     public String getShortDescription() {
-
-        return "CC " + payerName + " " + getLastFourDigits(number) + " " + expiredMonth + "/" + expiredYear ;}
-
-
+        return "CC " + payerName + " " + getLastFourDigits(number) + " " + expiredMonth + "/" + expiredYear;
+    }
 }

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

@@ -0,0 +1,73 @@
+package com.zipcoder.payment;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class CheckTest {
+    Check testCheck;
+
+    @Before
+    public void initialize() {
+        testCheck = new Check(100, "Karen Paige", "124567", "7654321");
+    }
+
+    @Test
+    public void getSetIdTest() {
+        long expected = 10000;
+        testCheck.setId(10000);
+
+        long actual = testCheck.getId();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getSetPayerNameTest() {
+        String expected = "Karen";
+        testCheck.setPayerName("Karen");
+
+        String actual = testCheck.getPayerName();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getSetRoutingNumberTest() {
+        String expected = "1234567";
+        testCheck.setRoutingNumber("1234567");
+
+        String actual = testCheck.getRoutingNumber();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getSetAccountNumberTest() {
+        String expected = "7654321";
+        testCheck.setAccountNumber("7654321");
+
+        String actual = testCheck.getAccountNumber();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void getLastFourDigitsTest() {
+        String expected = "4556";
+        String fullNumber = "230598904556";
+
+        String actual = testCheck.getLastFourDigits(fullNumber);
+
+        Assert.assertEquals(expected, actual);
+
+    }
+
+    @Test
+    public void getShortDescriptionTest() {
+        String expected = "Check Karen Paige ***4321";
+        String actual = testCheck.getShortDescription();
+
+        Assert.assertEquals(expected, actual);
+    }
+}