[fixed] fixed crash when matching params

index.js

@@ -19,7 +19,7 @@ function pixie(options) {
 
       // if we have dynamic segments in the url
       if (shouldReplacePathParams) {
-        requestOpts.url = option.host + replacePathParams(path, this.params);
+        requestOpts.url = options.host + replacePathParams(path, this.params);
       }
 
       // something possibly went wrong if they have no body but are sending a

test/index.js

@@ -15,12 +15,19 @@ function makeTestServer() {
 
   app.use(body());
   app.use(router(app));
+
   app.get('/hurp', function* (){
     this.body = {hurp: 'durp'}
   });
+
   app.get('/i500', function* (){
     this.status = 500;
   });
+
+  app.get('/haveparams/:foo', function*() {
+    this.body = {foo: this.params.foo};
+  });
+
   app.post('/hurp', function* () {
     this.set('x-some-dumb-header', 'Im-set-yo');
     this.body = this.request.body;
@@ -128,4 +135,28 @@ describe('pixie-proxy', function() {
         });
     });
   });
+
+  it('replaces path params with their this.params', function(done) {
+    var testServer = makeTestServer();
+    var PORT = getRandomPort();
+    testServer.listen(PORT, function() {
+
+      var app = koa();
+      app.use(body());
+      app.use(router(app));
+
+      var proxy = pixie({host: 'http://localhost:' + PORT});
+
+      app.get('/haveparams/:hurp', proxy('/haveparams/:hurp'));
+      supertest(http.createServer(app.callback()))
+        .get('/haveparams/bar')
+        .expect(200)
+        .end(function(err, res) {
+          assert.ifError(err);
+          assert.deepEqual(res.body, {foo: 'bar'});
+          testServer.close();
+          done();
+        });
+    });
+  });
 });