From c025d73d31ca9c9c467f3bad142ca62d7ebee76b Mon Sep 17 00:00:00 2001
From: Sebb <sebb@apache.org>
Date: Sun, 16 Jun 2019 13:44:04 +0100
Subject: [PATCH] CSV235 - WRONG Implementation for RFC4180

Show that implementation is actually correct
---
 .../java/org/apache/commons/csv/CSVParserTest.java   | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/test/java/org/apache/commons/csv/CSVParserTest.java b/src/test/java/org/apache/commons/csv/CSVParserTest.java
index fc46b164..8953e388 100644
--- a/src/test/java/org/apache/commons/csv/CSVParserTest.java
+++ b/src/test/java/org/apache/commons/csv/CSVParserTest.java
@@ -1179,6 +1179,18 @@ public class CSVParserTest {
         assertEquals(Arrays.asList("header1", "header2", "header1"), record.getParser().getHeaderNames());
     }
 
+    @Test
+    public void testCSV235() throws IOException {
+        final String dqString = "\"aaa\",\"b\"\"bb\",\"ccc\""; // "aaa","b""bb","ccc"
+        final Iterator<CSVRecord> records = CSVFormat.RFC4180.parse(new StringReader(dqString)).iterator();
+        final CSVRecord record = records.next();
+        assertFalse(records.hasNext());
+        Assert.assertEquals(3, record.size());
+        assertEquals("aaa", record.get(0));
+        assertEquals("b\"bb", record.get(1));
+        assertEquals("ccc", record.get(2));
+    }
+
     private void validateLineNumbers(final String lineSeparator) throws IOException {
         try (final CSVParser parser = CSVParser.parse("a" + lineSeparator + "b" + lineSeparator + "c",
                 CSVFormat.DEFAULT.withRecordSeparator(lineSeparator))) {