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// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package verify
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"net/http/httptest"
"testing"
"github.com/google/martian/v3"
)
func TestHandlerServeHTTPUnsupportedMethod(t *testing.T) {
h := NewHandler()
for i, m := range []string{"POST", "PUT", "DELETE"} {
req, err := http.NewRequest(m, "http://example.com", nil)
if err != nil {
t.Fatalf("%d. http.NewRequest(): got %v, want no error", i, err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 405; got != want {
t.Errorf("%d. rw.Code: got %d, want %d", i, got, want)
}
if got, want := rw.Header().Get("Allow"), "GET"; got != want {
t.Errorf("%d. rw.Header().Get(%q): got %q, want %q", i, "Allow", got, want)
}
}
}
func TestHandlerServeHTTPNoVerifiers(t *testing.T) {
h := NewHandler()
req, err := http.NewRequest("GET", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 200; got != want {
t.Errorf("rw.Code: got %d, want %d", got, want)
}
}
func TestHandlerServeHTTP(t *testing.T) {
merr := martian.NewMultiError()
merr.Add(fmt.Errorf("first response verification failure"))
merr.Add(fmt.Errorf("second response verification failure"))
v := &TestVerifier{
RequestError: fmt.Errorf("request verification failure"),
ResponseError: merr,
}
h := NewHandler()
h.SetRequestVerifier(v)
h.SetResponseVerifier(v)
req, err := http.NewRequest("GET", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 200; got != want {
t.Errorf("rw.Code: got %d, want %d", got, want)
}
buf := new(bytes.Buffer)
if err := json.Compact(buf, []byte(`{
"errors": [
{ "message": "request verification failure" },
{ "message": "first response verification failure" },
{ "message": "second response verification failure" }
]
}`)); err != nil {
t.Fatalf("json.Compact(): got %v, want no error", err)
}
// json.(*Encoder).Encode writes a trailing newline, so we will too.
// see: https://golang.org/src/encoding/json/stream.go
buf.WriteByte('\n')
if got, want := rw.Body.Bytes(), buf.Bytes(); !bytes.Equal(got, want) {
t.Errorf("rw.Body: got %q, want %q", got, want)
}
}
func TestResetHandlerServeHTTPUnsupportedMethod(t *testing.T) {
h := NewResetHandler()
for i, m := range []string{"GET", "PUT", "DELETE"} {
req, err := http.NewRequest(m, "http://example.com", nil)
if err != nil {
t.Fatalf("%d. http.NewRequest(): got %v, want no error", i, err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 405; got != want {
t.Errorf("%d. rw.Code: got %d, want %d", i, got, want)
}
if got, want := rw.Header().Get("Allow"), "POST"; got != want {
t.Errorf("%d. rw.Header().Get(%q): got %q, want %q", i, "Allow", got, want)
}
}
}
func TestResetHandlerServeHTTPNoVerifiers(t *testing.T) {
h := NewResetHandler()
req, err := http.NewRequest("POST", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 204; got != want {
t.Errorf("rw.Code: got %d, want %d", got, want)
}
}
func TestResetHandlerServeHTTP(t *testing.T) {
v := &TestVerifier{
RequestError: fmt.Errorf("request verification failure"),
ResponseError: fmt.Errorf("response verification failure"),
}
h := NewResetHandler()
h.SetRequestVerifier(v)
h.SetResponseVerifier(v)
req, err := http.NewRequest("POST", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
rw := httptest.NewRecorder()
h.ServeHTTP(rw, req)
if got, want := rw.Code, 204; got != want {
t.Errorf("rw.Code: got %d, want %d", got, want)
}
if err := v.VerifyRequests(); err != nil {
t.Errorf("v.VerifyRequests(): got %v, want no error", err)
}
if err := v.VerifyResponses(); err != nil {
t.Errorf("v.VerifyResponses(): got %v, want no error", err)
}
}
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