Add initial middleware package.

appengine/middleware/appengine_test.go

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package middleware
+
+import (
+        "net/http"
+        "net/http/httptest"
+        "testing"
+
+        "github.com/julienschmidt/httprouter"
+        . "github.com/smartystreets/goconvey/convey"
+        "golang.org/x/net/context"
+)
+
+func TestRequireCron(t *testing.T) {
+        t.Parallel()
+
+        Convey("Test RequireCron", t, func() {
+                hit := false
+                f := func(c context.Context, rw http.ResponseWriter, r *http.Request, p httprouter.Params) {
+                        hit = true
+                        rw.Write([]byte("ok"))
+                }
+
+                Convey("from non-cron fails", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireCron(f))(rec, &http.Request{}, nil)
+                        So(hit, ShouldBeFalse)
+                        So(rec.Body.String(), ShouldEqual, "error: must be run from cron")
+                        So(rec.Code, ShouldEqual, http.StatusForbidden)
+                })
+
+                Convey("from cron succeeds", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireCron(f))(rec, &http.Request{
+                                Header: http.Header{
+                                        http.CanonicalHeaderKey("x-appengine-cron"): []string{"true"},
+                                },
+                        }, nil)
+                        So(hit, ShouldBeTrue)
+                        So(rec.Body.String(), ShouldEqual, "ok")
+                        So(rec.Code, ShouldEqual, http.StatusOK)
+                })
+        })
+}
+
+func TestRequireTQ(t *testing.T) {
+        t.Parallel()
+
+        Convey("Test RequireTQ", t, func() {
+                hit := false
+                f := func(c context.Context, rw http.ResponseWriter, r *http.Request, p httprouter.Params) {
+                        hit = true
+                        rw.Write([]byte("ok"))
+                }
+
+                Convey("from non-tq fails (wat)", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireTaskQueue("wat", f))(rec, &http.Request{}, nil)
+                        So(hit, ShouldBeFalse)
+                        So(rec.Body.String(), ShouldEqual, "error: must be run from the taskqueue \"wat\"")
+                        So(rec.Code, ShouldEqual, http.StatusForbidden)
+                })
+
+                Convey("from non-tq fails", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireTaskQueue("", f))(rec, &http.Request{}, nil)
+                        So(hit, ShouldBeFalse)
+                        So(rec.Body.String(), ShouldEqual, "error: must be run from a taskqueue")
+                        So(rec.Code, ShouldEqual, http.StatusForbidden)
+                })
+
+                Convey("from wrong tq fails (wat)", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireTaskQueue("wat", f))(rec, &http.Request{
+                                Header: http.Header{
+                                        http.CanonicalHeaderKey("x-appengine-queuename"): []string{"else"},
+                                },
+                        }, nil)
+                        So(hit, ShouldBeFalse)
+                        So(rec.Body.String(), ShouldEqual, "error: must be run from the taskqueue \"wat\"")
+                        So(rec.Code, ShouldEqual, http.StatusForbidden)
+                })
+
+                Convey("from right tq succeeds (wat)", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireTaskQueue("wat", f))(rec, &http.Request{
+                                Header: http.Header{
+                                        http.CanonicalHeaderKey("x-appengine-queuename"): []string{"wat"},
+                                },
+                        }, nil)
+                        So(hit, ShouldBeTrue)
+                        So(rec.Body.String(), ShouldEqual, "ok")
+                        So(rec.Code, ShouldEqual, http.StatusOK)
+                })
+
+                Convey("from any tq succeeds", func() {
+                        rec := httptest.NewRecorder()
+                        BaseTest(RequireTaskQueue("", f))(rec, &http.Request{
+                                Header: http.Header{
+                                        http.CanonicalHeaderKey("x-appengine-queuename"): []string{"wat"},
+                                },
+                        }, nil)
+                        So(hit, ShouldBeTrue)
+                        So(rec.Body.String(), ShouldEqual, "ok")
+                        So(rec.Code, ShouldEqual, http.StatusOK)
+                })
+        })
+}