https://github.com/WWBN/AVideo/issues/8137

node_modules/flickity/test/unit/init.js

@@ -0,0 +1,41 @@
+( function() {
+
+QUnit.module('Flickity');
+
+let utils = window.fizzyUIUtils;
+
+QUnit.test( 'init', function( assert ) {
+
+  let elem = document.querySelector('#init');
+  let flkty = new Flickity( elem );
+
+  for ( let prop in Flickity.defaults ) {
+    assert.equal( flkty.options[ prop ], Flickity.defaults[ prop ],
+        `${prop} option matches default` );
+  }
+
+  assert.equal( flkty.element, elem, '.element is proper element' );
+  let children = utils.makeArray( flkty.element.children );
+  assert.notEqual( children.indexOf( flkty.viewport ), -1,
+      'viewport element is a child element' );
+  assert.equal( flkty.viewport.children[0], flkty.slider, 'slider is in viewport' );
+  assert.equal( flkty.viewport.style.height, '100px', 'viewport height set' );
+
+  assert.ok( flkty.isActive, 'isActive' );
+  assert.ok( elem.matches('.flickity-enabled'), 'flickity-enabled class added' );
+
+  assert.equal( flkty.cells.length, 6, 'has 6 cells' );
+  assert.equal( getComputedStyle( flkty.cells[0].element ).left, '0px',
+      'first cell left: 0px' );
+  assert.equal( flkty.cells[0].element.style.transform,
+      'translateX(0%)', 'first cell translateX: 0%' );
+  assert.equal( flkty.cells[5].element.style.transform,
+      'translateX(500%)', '6th cell translateX: 500%' );
+
+  assert.equal( flkty.selectedIndex, 0, 'selectedIndex = 0' );
+  assert.equal( flkty.cursorPosition, 200, 'cursorPosition = 200' );
+  assert.equal( flkty.x + flkty.cursorPosition, 0, 'x + cursorPosition = 0' );
+
+} );
+
+} )();