grid programme

node_modules/flickity/test/unit/auto-play.js

@@ -0,0 +1,91 @@
+QUnit.test( 'auto play', function( assert ) {
+  'use strict';
+
+  var done = assert.async();
+
+  var flkty = new Flickity( '#auto-play', {
+    autoPlay: 200
+  });
+
+  var selectCount = 0;
+  var testDelay = flkty.options.autoPlay + 100;
+
+  var tests;
+
+  function nextTest() {
+    if ( tests.length ) {
+      var next = tests.shift();
+      next();
+    } else {
+      flkty.stopPlayer();
+      done();
+    }
+  }
+
+  tests = [
+    // check that player runs
+    function() {
+      var onSelect = function() {
+        selectCount++;
+        if ( selectCount < 5 ) {
+          assert.equal( flkty.selectedIndex, selectCount % flkty.cells.length,
+            'auto-played to ' + flkty.selectedIndex );
+        } else if ( selectCount == 5 ) {
+          // HACK do async, should be able to stop after a tick
+          flkty.off( 'select', onSelect );
+          nextTest();
+        }
+      };
+      flkty.on( 'select', onSelect );
+    },
+    // pause & unpause
+    function() {
+      function onPauseSelect() {
+        assert.ok( false, 'player ticked during pause' );
+      }
+      flkty.on( 'select', onPauseSelect );
+      flkty.pausePlayer();
+      setTimeout( function() {
+        assert.ok( true, 'player did not tick during pause' );
+        flkty.off( 'select', onPauseSelect );
+        flkty.once( 'select', function() {
+          assert.ok( true, 'player resumed after unpausing' );
+          nextTest();
+        });
+        flkty.unpausePlayer();
+      }, testDelay );
+    },
+    // stopPlayer
+    function() {
+      var ticks = 0;
+      function onSelect() {
+        ticks++;
+      }
+      flkty.stopPlayer();
+      setTimeout( function() {
+        flkty.off( 'select', onSelect );
+        assert.equal( ticks, 0, 'no ticks after stopped' );
+        nextTest();
+      }, testDelay * 2 );
+    },
+    // double playPlayer()
+    function() {
+      var ticks = 0;
+      function onSelect() {
+        ticks++;
+      }
+      flkty.stopPlayer();
+      flkty.on( 'select', onSelect );
+      flkty.playPlayer();
+      flkty.playPlayer();
+      setTimeout( function() {
+        flkty.off( 'select', onSelect );
+        assert.equal( ticks, 1, 'only one tick after double playPlayer' );
+        nextTest();
+      }, testDelay );
+    },
+  ];
+
+  nextTest();
+
+});