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diff --git a/src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFComments.java b/src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFComments.java
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+++ b/src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFComments.java
@@ -0,0 +1,62 @@
+/* ====================================================================
+   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.poi.xwpf.usermodel;
+
+import org.apache.poi.xwpf.XWPFTestDataSamples;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.math.BigInteger;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class TestXWPFComments {
+
+    @Test
+    void testAddCommentsToDoc() throws IOException {
+        BigInteger cId = BigInteger.ZERO;
+        try (XWPFDocument docOut = new XWPFDocument()) {
+            assertNull(docOut.getDocComments());
+
+            // create comments
+            XWPFComments comments = docOut.createComments();
+            assertNotNull(comments);
+            assertSame(comments, docOut.createComments());
+
+            // create comment
+            XWPFComment comment = comments.createComment(cId);
+            comment.setAuthor("Author");
+            comment.createParagraph().createRun().setText("comment paragraph");
+
+            // apply comment to run text
+            XWPFParagraph paragraph = docOut.createParagraph();
+            paragraph.getCTP().addNewCommentRangeStart().setId(cId);
+            paragraph.getCTP().addNewR().addNewT().setStringValue("HelloWorld");
+            paragraph.getCTP().addNewCommentRangeEnd().setId(cId);
+            paragraph.getCTP().addNewR().addNewCommentReference().setId(cId);
+
+            // check
+            XWPFDocument docIn = XWPFTestDataSamples.writeOutAndReadBack(docOut);
+            assertNotNull(docIn.getDocComments());
+            assertEquals(1, docIn.getComments().length);
+            comment = docIn.getCommentByID("0");
+            assertTrue(null != comment);
+            assertEquals("Author", comment.getAuthor());
+        }
+    }
+
+}