oddsson
diff --git a/‎src/modules/route/MenuLink/index.tsx
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diff --git a/‎src/modules/route/RouteButton/index.tsx
Lines changed: 0 additions & 22 deletions b/‎src/modules/route/RouteButton/index.tsx
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diff --git a/‎src/modules/route/actions.ts
Lines changed: 5 additions & 0 deletions b/‎src/modules/route/actions.ts
Lines changed: 5 additions & 0 deletions
diff --git a/‎src/modules/route/reducer.test.ts
Lines changed: 20 additions & 0 deletions b/‎src/modules/route/reducer.test.ts
Lines changed: 20 additions & 0 deletions
diff --git a/‎src/modules/route/reducer.ts
Lines changed: 6 additions & 0 deletions b/‎src/modules/route/reducer.ts
Lines changed: 6 additions & 0 deletions
@@ -1,5 +1,10 @@
 import {ROUTE_SET} from './types';
 
+/**
+ * Sets a route
+ * @param  {string} route route name
+ * @returns thunk
+ */
 export function routeSet(route: string): Redux.ThunkAction<any, any, {}> {
   return (dispatch, getState) => {
     if (getState().route !== route) {
 
@@ -0,0 +1,20 @@
+import route from './reducer';
+
+describe('route reducer', () => {
+
+  it('should set the initial route to "start"', () => {
+    const action = { type: 'unknown'};
+    expect(route(undefined, action)).toBe('start');
+  });
+
+  it('should trigger route changes on ROUTE_SET', () => {
+    const action = { type: 'ROUTE_SET', payload: { route: 'next' } };
+    expect(route(undefined, action)).toBe('next');
+  });
+
+  it('maintains existing route if no change', () => {
+    const action = { type: 'unknown'};
+    expect(route('current', action)).toBe('current');
+  });
+
+});
@@ -2,6 +2,12 @@ import {ROUTE_SET} from './types';
 
 const _route = 'start';
 
+/**
+ * Sets the route name
+ * @param  {} route=_route route name
+ * @param  {Action} action redux action
+ * @returns string route name
+ */
 export default function routeReducer(
   route = _route, action: Action
 ): string {