Don't hard code line endings, causes tests to fail on Windows.

Author: Bigtuna00

payments-api/src/test/java/com/intuit/payment/services/base/ServiceBaseTest.java

@@ -64,9 +64,9 @@ public void testSendRequest_successPostRequest() throws BaseException {
     int httpStatusCode = 200;
     String tid = "test-tid-123";
 
-    String expectedPostJsonContent = "{\n" +
-        "  \"amount\" : " + eCheckAmount + ",\n" +
-        "  \"checkNumber\" : \"" + eCheckNumber + "\"\n" +
+    String expectedPostJsonContent = "{" + System.lineSeparator() +
+        "  \"amount\" : " + eCheckAmount + "," + System.lineSeparator() +
+        "  \"checkNumber\" : \"" + eCheckNumber + "\"" + System.lineSeparator() +
         "}";
 
     String mockResponseContent = "{\"id\":\"" + eCheckId + "\",\"amount\":\"" + eCheckAmount + "\",\"checkNumber\":\"" + eCheckNumber + "\"}";

payments-api/src/test/java/com/intuit/payment/util/JsonUtilTest.java

@@ -46,7 +46,7 @@ public void testSerialize() throws SerializationException {
 		Card card = new Card.Builder().number("12345").build();
 		String cardStr = JsonUtil.serialize(card);
 		Assert.assertNotNull(cardStr);
-		String result = "{\n  \"number\" : \"12345\"\n}";
+		String result = "{" + System.lineSeparator() + "  \"number\" : \"12345\"" + System.lineSeparator() + "}";
 		Assert.assertEquals(cardStr, result);
 	}