some tests

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1913396 13f79535-47bb-0310-9956-ffa450edef68

poi-ooxml/src/test/java/org/apache/poi/xdgf/usermodel/section/TestXmlVisioDocument.java

@@ -0,0 +1,55 @@
+/* ====================================================================
+   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.xdgf.usermodel.section;
+
+import org.apache.poi.POIDataSamples;
+import org.apache.poi.ooxml.TrackingInputStream;
+import org.apache.poi.xdgf.usermodel.XmlVisioDocument;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class TestXmlVisioDocument {
+
+    private static final POIDataSamples SAMPLES = POIDataSamples.getDiagramInstance();
+
+    @Test
+    void testInputStreamClosed() throws IOException {
+        try (TrackingInputStream stream = new TrackingInputStream(
+                SAMPLES.openResourceAsStream("test_text_extraction.vsdx"))) {
+            try (XmlVisioDocument xmlVisioDocument = new XmlVisioDocument(stream)) {
+                assertFalse(xmlVisioDocument.getPages().isEmpty());
+            }
+            assertTrue(stream.isClosed(), "stream was closed?");
+        }
+    }
+
+    @Test
+    void testInputStreamNotClosedWhenOptionUsed() throws IOException {
+        try (TrackingInputStream stream = new TrackingInputStream(
+                SAMPLES.openResourceAsStream("test_text_extraction.vsdx"))) {
+            try (XmlVisioDocument xmlVisioDocument = new XmlVisioDocument(stream, false)) {
+                assertFalse(xmlVisioDocument.getPages().isEmpty());
+            }
+            assertFalse(stream.isClosed(), "stream was not closed?");
+        }
+    }
+
+}