test for getProgress

test/test.js

@@ -116,6 +116,16 @@ Reveal.addEventListener( 'ready', function() {
 		equal( Reveal.getCurrentSlide(), secondSlide, 'current is slide #1' );
 	});
 
+	test( 'Reveal.getProgress', function() {
+		Reveal.slide( 0, 0 );
+		strictEqual( Reveal.getProgress(), 0, 'progress is 0 on first slide' );
+
+		var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1;
+
+		Reveal.slide( lastSlideIndex, 0 );
+		strictEqual( Reveal.getProgress(), 1, 'progress is 1 on last slide' );
+	});
+
 	test( 'Reveal.getScale', function() {
 		ok( typeof Reveal.getScale() === 'number', 'has scale' );
 	});