[CSV-247] A single empty header is allowed when not allowing empty
column headers.
Add test case.
diff --git a/src/test/java/org/apache/commons/csv/issues/JiraCvs247Test.java b/src/test/java/org/apache/commons/csv/issues/JiraCvs247Test.java
new file mode 100644
index 0000000..af7f9ff
--- /dev/null
+++ b/src/test/java/org/apache/commons/csv/issues/JiraCvs247Test.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.csv.issues;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import java.io.Reader;
+import java.io.StringReader;
+import java.util.Arrays;
+import java.util.Iterator;
+
+import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVParser;
+import org.apache.commons.csv.CSVRecord;
+import org.junit.jupiter.api.Test;
+
+public class JiraCvs247Test {
+
+ @Test
+ public void testHeadersMissingOneColumn() throws Exception {
+ final Reader in = new StringReader("a,,c,d,e\n1,2,3,4,5\nv,w,x,y,z");
+ try (final CSVParser parser = CSVFormat.DEFAULT.withHeader().parse(in)) {
+ assertEquals(Arrays.asList("a", "", "c", "d", "e"), parser.getHeaderNames());
+ final Iterator<CSVRecord> iterator = parser.iterator();
+ CSVRecord record = iterator.next();
+ assertEquals("1", record.get(0));
+ assertEquals("2", record.get(1));
+ assertEquals("3", record.get(2));
+ assertEquals("4", record.get(3));
+ assertEquals("5", record.get(4));
+ record = iterator.next();
+ assertEquals("v", record.get(0));
+ assertEquals("w", record.get(1));
+ assertEquals("x", record.get(2));
+ assertEquals("y", record.get(3));
+ assertEquals("z", record.get(4));
+ assertFalse(iterator.hasNext());
+ }
+ }
+
+ @Test
+ public void testJiraDescription() throws Exception {
+ final Reader in = new StringReader("a,,c,d\n1,2,3,4\nx,y,z,zz");
+ try (final CSVParser parser = CSVFormat.DEFAULT.withHeader().parse(in)) {
+ parser.iterator();
+ }
+ }
+
+}
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