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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 querystring
-
- import (
- "errors"
- "net/http"
- "strings"
- "testing"
-
- "github.com/google/martian"
- "github.com/google/martian/martiantest"
- "github.com/google/martian/parse"
- "github.com/google/martian/proxyutil"
- "github.com/google/martian/verify"
-
- // Import to register header.Modifier with JSON parser.
- _ "github.com/google/martian/header"
- )
-
- func TestNoModifiers(t *testing.T) {
- f := NewFilter("", "")
- f.SetRequestModifier(nil)
- f.SetResponseModifier(nil)
-
- req, err := http.NewRequest("GET", "http://example.com", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
-
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- res := proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
- }
-
- func TestQueryStringFilterWithQuery(t *testing.T) {
- // Name only, no value.
- f := NewFilter("match", "")
-
- tm := martiantest.NewModifier()
- f.SetRequestModifier(tm)
- f.SetResponseModifier(tm)
-
- req, err := http.NewRequest("GET", "http://martian.local?match=any", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- if !tm.RequestModified() {
- t.Error("tm.RequestModified(): got false, want true")
- }
-
- res := proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
-
- if !tm.ResponseModified() {
- t.Error("tm.ResponseModified(): got false, want true")
- }
- tm.Reset()
-
- req, err = http.NewRequest("GET", "http://martian.local?nomatch", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- res = proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
-
- if tm.RequestModified() {
- t.Error("tm.RequestModified(): got true, want false")
- }
- if tm.ResponseModified() {
- t.Error("tm.ResponseModified(): got true, want false")
- }
- tm.Reset()
-
- // Name and value.
- f = NewFilter("match", "value")
- f.SetRequestModifier(tm)
- f.SetResponseModifier(tm)
-
- req, err = http.NewRequest("GET", "http://martian.local?match=value", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- res = proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
-
- if !tm.RequestModified() {
- t.Error("tm.RequestModified(): got false, want true")
- }
- if !tm.ResponseModified() {
- t.Error("tm.ResponseModified(): got false, want true")
- }
- tm.Reset()
-
- req, err = http.NewRequest("GET", "http://martian.local?match=notvalue", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- res = proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
-
- if tm.RequestModified() {
- t.Error("tm.RequestModified(): got true, want false")
- }
- if tm.ResponseModified() {
- t.Error("tm.ResponseModified(): got true, want false")
- }
- tm.Reset()
-
- // Explicitly do not match POST data.
- req, err = http.NewRequest("GET", "http://martian.local", strings.NewReader("match=value"))
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
- if err := f.ModifyRequest(req); err != nil {
- t.Errorf("ModifyRequest(): got %v, want no error", err)
- }
-
- res = proxyutil.NewResponse(200, nil, req)
- if err := f.ModifyResponse(res); err != nil {
- t.Errorf("ModifyResponse(): got %v, want no error", err)
- }
-
- if tm.RequestModified() {
- t.Error("tm.RequestModified(): got true, want false")
- }
- if tm.ResponseModified() {
- t.Error("tm.ResponseModified(): got true, want false")
- }
- tm.Reset()
- }
-
- func TestFilterFromJSON(t *testing.T) {
- msg := []byte(`{
- "querystring.Filter": {
- "scope": ["request", "response"],
- "name": "param",
- "value": "true",
- "modifier": {
- "header.Modifier": {
- "scope": ["request", "response"],
- "name": "Martian-Modified",
- "value": "true"
- }
- }
- }
- }`)
-
- r, err := parse.FromJSON(msg)
- if err != nil {
- t.Fatalf("parse.FromJSON(): got %v, want no error", err)
- }
-
- reqmod := r.RequestModifier()
- if reqmod == nil {
- t.Fatal("reqmod: got nil, want not nil")
- }
-
- req, err := http.NewRequest("GET", "https://martian.test?param=true", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
-
- if err := reqmod.ModifyRequest(req); err != nil {
- t.Fatalf("reqmod.ModifyRequest(): got %v, want no error", err)
- }
-
- if got, want := req.Header.Get("Martian-Modified"), "true"; got != want {
- t.Errorf("req.Header.Get(%q): got %q, want %q", "Martian-Modified", got, want)
- }
-
- resmod := r.ResponseModifier()
- if resmod == nil {
- t.Fatalf("resmod: got nil, want not nil")
- }
-
- res := proxyutil.NewResponse(200, nil, req)
- if err := resmod.ModifyResponse(res); err != nil {
- t.Fatalf("resmod.ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Martian-Modified"), "true"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "Martian-Modified", got, want)
- }
- }
-
- func TestElseCondition(t *testing.T) {
- msg := []byte(`{
- "querystring.Filter": {
- "scope": ["request", "response"],
- "name": "param",
- "value": "true",
- "modifier": {
- "header.Modifier": {
- "scope": ["request", "response"],
- "name": "Martian-Modified",
- "value": "true"
- }
- },
- "else": {
- "header.Modifier": {
- "scope": ["request", "response"],
- "name": "Martian-Modified",
- "value": "false"
- }
- }
- }
- }`)
-
- r, err := parse.FromJSON(msg)
- if err != nil {
- t.Fatalf("parse.FromJSON(): got %v, want no error", err)
- }
-
- reqmod := r.RequestModifier()
- if reqmod == nil {
- t.Fatal("reqmod: got nil, want not nil")
- }
-
- req, err := http.NewRequest("GET", "https://martian.test?param=false", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
-
- if err := reqmod.ModifyRequest(req); err != nil {
- t.Fatalf("reqmod.ModifyRequest(): got %v, want no error", err)
- }
-
- if got, want := req.Header.Get("Martian-Modified"), "false"; got != want {
- t.Errorf("req.Header.Get(%q): got %q, want %q", "Martian-Modified", got, want)
- }
-
- resmod := r.ResponseModifier()
- if resmod == nil {
- t.Fatalf("resmod: got nil, want not nil")
- }
-
- res := proxyutil.NewResponse(200, nil, req)
- if err := resmod.ModifyResponse(res); err != nil {
- t.Fatalf("resmod.ModifyResponse(): got %v, want no error", err)
- }
-
- if got, want := res.Header.Get("Martian-Modified"), "false"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "Martian-Modified", got, want)
- }
- }
-
- func TestVerifyRequests(t *testing.T) {
- f := NewFilter("", "")
-
- if err := f.VerifyRequests(); err != nil {
- t.Fatalf("VerifyRequest(): got %v, want no error", err)
- }
-
- tv := &verify.TestVerifier{
- RequestError: errors.New("verify request failure"),
- }
-
- f.SetRequestModifier(tv)
-
- want := martian.NewMultiError()
- want.Add(tv.RequestError)
- if got := f.VerifyRequests(); got.Error() != want.Error() {
- t.Fatalf("VerifyRequests(): got %v, want %v", got, want)
- }
-
- f.ResetRequestVerifications()
-
- if err := f.VerifyRequests(); err != nil {
- t.Fatalf("VerifyRequest(): got %v, want no error", err)
- }
- }
-
- func TestVerifyResponses(t *testing.T) {
- f := NewFilter("", "")
-
- if err := f.VerifyResponses(); err != nil {
- t.Fatalf("VerifyResponses(): got %v, want no error", err)
- }
-
- tv := &verify.TestVerifier{
- ResponseError: errors.New("verify response failure"),
- }
-
- f.SetResponseModifier(tv)
-
- want := martian.NewMultiError()
- want.Add(tv.ResponseError)
- if got := f.VerifyResponses(); got.Error() != want.Error() {
- t.Fatalf("VerifyResponses(): got %v, want %v", got, want)
- }
-
- f.ResetResponseVerifications()
-
- if err := f.VerifyResponses(); err != nil {
- t.Fatalf("VerifyResponses(): got %v, want no error", err)
- }
- }
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