Allow trailing slashes in path comparison (fix #628) (#632)

* Allow trailing slashes in path comparison (fix #628)

* Modify existing test for isSameRoute

Author: fnlctrl

src/util/route.js

@@ -1,11 +1,12 @@
 /* @flow */
+const trailingSlashRE = /\/$/
 
 export function isSameRoute (a: Route, b: ?Route): boolean {
   if (!b) {
     return false
   } else if (a.path && b.path) {
     return (
-      a.path === b.path &&
+      a.path.replace(trailingSlashRE, '') === b.path.replace(trailingSlashRE, '') &&
       a.hash === b.hash &&
       isObjectEqual(a.query, b.query)
     )

test/unit/specs/route.spec.js

@@ -9,7 +9,7 @@ describe('Route utils', () => {
         query: { foo: 'bar', arr: [1, 2] }
       }
       const b = {
-        path: '/a',
+        path: '/a/',  // Allow trailing slash
         hash: '#hi',
         query: { arr: ['1', '2'], foo: 'bar' }
       }