test that ternary apps can route to both hit and miss apps

test/ternary_test.js

@@ -1,23 +1,32 @@
 var assert = require('assert')
 
-function loadBalancer( app1 ) {
-  return function( app2 ) {
-    return function() {
-      return app1.call( this );
+function loadBalancer(index) {
+  return function( app1 ) {
+    return function( app2 ) {
+      return function() {
+        return [app1, app2][index].call( this );
+      }
     }
   }
 }
 
 module.exports = (fab = require( "../" ))
   (fab.nodejs)
-  (loadBalancer)
-    ('a')
-  ('b')
+  (/\/a/)
+    (loadBalancer(0))
+      ('a')
+    ('b')
+  (/\/b/)
+    (loadBalancer(1))
+      ('a')
+    ('b')
+  (404)
 
 module.exports.request = function(client) {
-  return client.request('GET', '/')
+  return [client.request('GET', '/a'), client.request('GET', '/b')]
 }
 
-module.exports.assert = function(resp) {
-  assert.equal("a", resp.body)
+module.exports.assert = function(resps) {
+  assert.equal("a", resps[0].body)
+  assert.equal("b", resps[1].body)
 }