--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/file/spi/m/p/Main.java	Thu May 04 07:26:55 2017 +0000
@@ -0,0 +1,62 @@
+/*
+ * 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.
+ */
+
+package p;
+
+import java.io.File;
+import java.nio.file.FileSystem;
+import java.nio.file.FileSystems;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+/**
+ * Launched by SetDefaultProvider to test startup with the default file system
+ * provider overridden.
+ */
+
+public class Main {
+    public static void main(String[] args) throws Exception {
+        FileSystem fs = FileSystems.getDefault();
+        if (fs.getClass().getModule() == Object.class.getModule())
+            throw new RuntimeException("FileSystemProvider not overridden");
+
+        // exercise the file system
+        Path dir = Files.createTempDirectory("tmp");
+        if (dir.getFileSystem() != fs)
+            throw new RuntimeException("'dir' not in default file system");
+        System.out.println("created: " + dir);
+
+        Path foo = Files.createFile(dir.resolve("foo"));
+        if (foo.getFileSystem() != fs)
+            throw new RuntimeException("'foo' not in default file system");
+        System.out.println("created: " + foo);
+
+        // exercise interop with java.io.File
+        File file = foo.toFile();
+        Path path = file.toPath();
+        if (path.getFileSystem() != fs)
+            throw new RuntimeException("'path' not in default file system");
+        if (!path.equals(foo))
+            throw new RuntimeException(path + " not equal to " + foo);
+    }
+}