178 lines
3.8 KiB
Go
178 lines
3.8 KiB
Go
// Copyright 2015 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rafthttp
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import (
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"bytes"
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"errors"
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"io"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context"
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"github.com/coreos/etcd/pkg/pbutil"
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"github.com/coreos/etcd/pkg/types"
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"github.com/coreos/etcd/raft/raftpb"
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)
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func TestServeRaftPrefix(t *testing.T) {
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testCases := []struct {
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method string
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body io.Reader
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p Raft
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clusterID string
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wcode int
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}{
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{
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// bad method
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"GET",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&nopProcessor{},
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"0",
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http.StatusMethodNotAllowed,
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},
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{
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// bad method
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"PUT",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&nopProcessor{},
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"0",
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http.StatusMethodNotAllowed,
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},
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{
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// bad method
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"DELETE",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&nopProcessor{},
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"0",
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http.StatusMethodNotAllowed,
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},
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{
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// bad request body
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"POST",
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&errReader{},
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&nopProcessor{},
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"0",
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http.StatusBadRequest,
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},
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{
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// bad request protobuf
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"POST",
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strings.NewReader("malformed garbage"),
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&nopProcessor{},
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"0",
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http.StatusBadRequest,
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},
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{
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// good request, wrong cluster ID
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"POST",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&nopProcessor{},
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"1",
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http.StatusPreconditionFailed,
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},
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{
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// good request, Processor failure
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"POST",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&errProcessor{
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err: &resWriterToError{code: http.StatusForbidden},
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},
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"0",
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http.StatusForbidden,
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},
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{
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// good request, Processor failure
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"POST",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&errProcessor{
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err: &resWriterToError{code: http.StatusInternalServerError},
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},
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"0",
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http.StatusInternalServerError,
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},
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{
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// good request, Processor failure
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"POST",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&errProcessor{err: errors.New("blah")},
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"0",
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http.StatusInternalServerError,
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},
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{
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// good request
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"POST",
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bytes.NewReader(
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pbutil.MustMarshal(&raftpb.Message{}),
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),
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&nopProcessor{},
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"0",
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http.StatusNoContent,
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},
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}
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for i, tt := range testCases {
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req, err := http.NewRequest(tt.method, "foo", tt.body)
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if err != nil {
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t.Fatalf("#%d: could not create request: %#v", i, err)
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}
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req.Header.Set("X-Etcd-Cluster-ID", tt.clusterID)
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rw := httptest.NewRecorder()
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h := NewHandler(tt.p, types.ID(0))
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h.ServeHTTP(rw, req)
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if rw.Code != tt.wcode {
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t.Errorf("#%d: got code=%d, want %d", i, rw.Code, tt.wcode)
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}
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}
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}
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// errReader implements io.Reader to facilitate a broken request.
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type errReader struct{}
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func (er *errReader) Read(_ []byte) (int, error) { return 0, errors.New("some error") }
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type nopProcessor struct{}
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func (p *nopProcessor) Process(ctx context.Context, m raftpb.Message) error { return nil }
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type errProcessor struct {
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err error
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}
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func (p *errProcessor) Process(ctx context.Context, m raftpb.Message) error { return p.err }
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type resWriterToError struct {
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code int
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}
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func (e *resWriterToError) Error() string { return "" }
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func (e *resWriterToError) WriteTo(w http.ResponseWriter) { w.WriteHeader(e.code) }
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