New test: Hash

test/utils/hash.test.js

@@ -0,0 +1,37 @@
+import DOM from '../../src/js/utils/dom';
+import Hash from '../../src/js/plugins/hash';
+
+beforeAll(() => {
+  document.body.innerHTML = `<div id="webslides" data-test="test"><p>Text</p></div>`;
+});
+
+test('Hash plugin', () => {
+  document.location.hash = '#slide=1';
+  const goto = jest.fn();
+  const ws = document.getElementById('webslides');
+  // Simulates dataset
+  ws.dataset = {};
+  const webslides = {
+    options: {
+      changeOnClick: true
+    },
+    goToSlide: goto,
+    el: ws
+  };
+
+  expect(goto).not.toBeCalled();
+
+  const hash = new Hash(webslides);
+
+  expect(Hash.getSlideNumber()).toBe(0);
+  DOM.fireEvent(ws, 'ws:slide-change', {
+    slides: 3,
+    currentSlide0: 1,
+    currentSlide: 2
+  });
+  expect(Hash.getSlideNumber()).toBe(1);
+  expect(document.location.hash).toBe('#slide=2');
+
+  DOM.fireEvent(window, 'hashchange');
+  expect(goto.mock.calls.length).toBe(1);
+});