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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 header
import (
"net/http"
"testing"
"github.com/google/martian/v3/parse"
"github.com/google/martian/v3/proxyutil"
)
func TestCopyModifier(t *testing.T) {
m := NewCopyModifier("Original", "Copy")
req, err := http.NewRequest("GET", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
req.Header.Set("Original", "test")
if err := m.ModifyRequest(req); err != nil {
t.Fatalf("ModifyRequest(): got %v, want no error", err)
}
if got, want := req.Header.Get("Copy"), "test"; got != want {
t.Errorf("req.Header.Get(%q): got %q, want %q", "Copy", got, want)
}
res := proxyutil.NewResponse(200, nil, req)
res.Header.Set("Original", "test")
if err := m.ModifyResponse(res); err != nil {
t.Fatalf("ModifyResponse(): got %v, want no error", err)
}
if got, want := res.Header.Get("Copy"), "test"; got != want {
t.Errorf("res.Header.Get(%q): got %q, want %q", "Copy", got, want)
}
}
func TestCopyModifierFromJSON(t *testing.T) {
msg := []byte(`{
"header.Copy": {
"from": "Original",
"to": "Copy",
"scope": ["request", "response"]
}
}`)
r, err := parse.FromJSON(msg)
if err != nil {
t.Fatalf("parse.FromJSON(): got %v, want no error", err)
}
req, err := http.NewRequest("GET", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %q, want no error", err)
}
req.Header.Set("Original", "test")
reqmod := r.RequestModifier()
if reqmod == nil {
t.Fatal("reqmod: got nil, want not nil")
}
if err := reqmod.ModifyRequest(req); err != nil {
t.Fatalf("ModifyRequest(): got %v, want no error", err)
}
if got, want := req.Header.Get("Copy"), "test"; got != want {
t.Errorf("req.Header.Get(%q): got %q, want %q", "Copy", got, want)
}
resmod := r.ResponseModifier()
if resmod == nil {
t.Fatal("resmod: got nil, want not nil")
}
res := proxyutil.NewResponse(200, nil, req)
res.Header.Set("Original", "test")
if err := resmod.ModifyResponse(res); err != nil {
t.Fatalf("ModifyResponse(): got %v, want no error", err)
}
if got, want := res.Header.Get("Copy"), "test"; got != want {
t.Errorf("res.Header.Get(%q): got %q, want %q", "Copy", got, want)
}
}
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