--- /dev/null	2017-06-17 22:58:47.330661897 -0700
+++ new/test/jdk/java/util/Properties/EncodingTest.java	2017-12-11 11:59:59.510792392 -0800
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import java.util.Properties;
+import org.testng.Assert;
+import org.testng.annotations.DataProvider;
+import org.testng.annotations.Test;
+
+/**
+ * @test
+ * @bug 8183743
+ * @summary Test to verify the new overload method with Charset functions the
+ * same as the existing method that takes a charset name.
+ * @run testng EncodingTest
+ */
+public class EncodingTest {
+    @DataProvider(name = "parameters")
+    public Object[][] getParameters() throws IOException {
+        return new Object[][]{
+            {StandardCharsets.UTF_8.name(), null},
+            {null, StandardCharsets.UTF_8},};
+    }
+
+    /**
+     * Tests that properties saved with Properties#storeToXML with either an
+     * encoding name or a charset can be read with Properties#loadFromXML that
+     * returns the same Properties object.
+     */
+    @Test(dataProvider = "parameters")
+    void testLoadAndStore(String encoding, Charset charset) throws IOException {
+        Properties props = new Properties();
+        props.put("k0", "\u6C34");
+        props.put("k1", "foo");
+        props.put("k2", "bar");
+        props.put("k3", "\u0020\u0391\u0392\u0393\u0394\u0395\u0396\u0397");
+        props.put("k4", "\u7532\u9aa8\u6587");
+        props.put("k5", "<java.home>/conf/jaxp.properties");
+        props.put("k6", "\ud800\u00fa");
+
+        Properties p;
+        try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
+            if (encoding != null) {
+                props.storeToXML(out, null, encoding);
+            } else {
+                props.storeToXML(out, null, charset);
+            }   p = new Properties();
+            try (ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray())) {
+                p.loadFromXML(in);
+            }
+        }
+
+        Assert.assertEquals(props, p);
+    }
+}