added some initial tests

Author: chriswillsflannery

package/index.js

@@ -13,7 +13,7 @@ function getRouteURL(node) {
   if (node.name === 'Router') {
     return node.state.location.pathname;
   }
-  if (node.children.length >= 1) {
+  if (node.children && node.children.length >= 1) {
     const tempNode = node.children;
     for (let index = 0; index < tempNode.length; index += 1) {
       return getRouteURL(tempNode[index]);

src/app/__tests__/mainReducer.test.jsx

@@ -41,7 +41,7 @@ describe('mainReducer testing', () => {
       },
       currentTab: 87,
       port: {
-        postMessage: () => {},
+        postMessage: () => { },
       },
     };
 
@@ -66,7 +66,7 @@ describe('mainReducer testing', () => {
       expect(mainReducer(state, moveForward()).tabs[currentTab].sliderIndex).toEqual(3);
       expect(mainReducer(state, moveForward()).tabs[currentTab].playing).toEqual(false);
     });
-    it('should not increment if sliderIndex at end', () => {
+    it('should not increment past end value if sliderIndex at end', () => {
       state.tabs[currentTab].sliderIndex = 3;
       const { sliderIndex } = mainReducer(state, moveForward()).tabs[currentTab];
       expect(sliderIndex).toBe(3);
@@ -78,7 +78,7 @@ describe('mainReducer testing', () => {
   });
 
   describe('changeView', () => {
-    it('unselect view if same index was selected', () => {
+    it('should unselect view if same index was selected', () => {
       state.tabs[currentTab].viewIndex = 1;
       expect(mainReducer(state, changeView(1)).tabs[currentTab].viewIndex).toEqual(-1);
     });
@@ -91,6 +91,7 @@ describe('mainReducer testing', () => {
     it('should change sliderIndex', () => {
       expect(mainReducer(state, changeSlider(2)).tabs[currentTab].sliderIndex).toEqual(2);
     });
+    // should also change view
   });
 
   describe('empty', () => {
@@ -101,6 +102,7 @@ describe('mainReducer testing', () => {
       expect(mainReducer(state, emptySnapshots()).tabs[currentTab]
         .snapshots).toEqual(state.tabs[currentTab].snapshots.slice(0, 1));
     });
+    // should push slider back to start position
   });
 
   describe('setPort', () => {
@@ -110,7 +112,7 @@ describe('mainReducer testing', () => {
   });
 
   describe('Import', () => {
-    it('impoting file should replace snapshots of devtool', () => {
+    it('importing file should replace snapshots of devtool', () => {
       expect(mainReducer(state, importSnapshots([100, 101])).tabs[currentTab].snapshots).toEqual([100, 101]);
     });
   });

src/app/containers/ActionContainer.jsx

@@ -6,10 +6,8 @@ import { emptySnapshots } from '../actions/actions';
 import { useStoreContext } from '../store';
 
 const resetSlider = () => {
-  console.log('in reset slider');
   const slider = document.querySelector('.rc-slider-handle');
-  console.log('my slider', slider);
-  slider.setAttribute('style', 'left: 0');
+  if (slider) { slider.setAttribute('style', 'left: 0'); }
 };
 
 function ActionContainer() {