Add testRFC4180().

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1458637 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/test/java/org/apache/commons/csv/CSVFormatBuilderTest.java

@@ -162,6 +162,17 @@ public void testCopiedFormatIsEqualToOriginal() {
         assertEquals(RFC4180, copyOfRCF4180);
     }
 
+    @Test
+    public void testRFC4180() {
+        assertEquals(null, RFC4180.getCommentStart());
+        assertEquals(',', RFC4180.getDelimiter());
+        assertEquals(null, RFC4180.getEscape());
+        assertEquals(false, RFC4180.getIgnoreEmptyLines());
+        assertEquals(Character.valueOf('"'), RFC4180.getQuoteChar());
+        assertEquals(null, RFC4180.getQuotePolicy());
+        assertEquals("\r\n", RFC4180.getRecordSeparator());
+    }
+
     @Test
     public void testCopiedFormatWithChanges() {
         final CSVFormat newFormat = CSVFormat.newBuilder(RFC4180).withDelimiter('!').build();