@Test
public void testGetMimeTypeExtension() {

	Assert.assertEquals(
		".docx",
		DLOpenerOneDriveMimeTypes.getMimeTypeExtension(
			DLOpenerMimeTypes.APPLICATION_VND_DOCX));
	Assert.assertEquals(
		".pptx",
		DLOpenerOneDriveMimeTypes.getMimeTypeExtension(
			DLOpenerMimeTypes.APPLICATION_VND_PPTX));
	Assert.assertEquals(
		".xlsx",
		DLOpenerOneDriveMimeTypes.getMimeTypeExtension(
			DLOpenerMimeTypes.APPLICATION_VND_XLSX));
}