mirror of
https://github.com/Luzifer/nginx-sso.git
synced 2024-12-20 21:01:17 +00:00
288 lines
8.2 KiB
Go
288 lines
8.2 KiB
Go
/*
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*
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* Copyright 2014 gRPC authors.
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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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*
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*/
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package grpc
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import (
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"bytes"
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"compress/gzip"
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"io"
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"math"
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"reflect"
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"testing"
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"github.com/golang/protobuf/proto"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/encoding"
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protoenc "google.golang.org/grpc/encoding/proto"
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"google.golang.org/grpc/internal/transport"
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"google.golang.org/grpc/status"
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perfpb "google.golang.org/grpc/test/codec_perf"
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)
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type fullReader struct {
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reader io.Reader
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}
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func (f fullReader) Read(p []byte) (int, error) {
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return io.ReadFull(f.reader, p)
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}
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var _ CallOption = EmptyCallOption{} // ensure EmptyCallOption implements the interface
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func (s) TestSimpleParsing(t *testing.T) {
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bigMsg := bytes.Repeat([]byte{'x'}, 1<<24)
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for _, test := range []struct {
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// input
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p []byte
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// outputs
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err error
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b []byte
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pt payloadFormat
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}{
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{nil, io.EOF, nil, compressionNone},
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{[]byte{0, 0, 0, 0, 0}, nil, nil, compressionNone},
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{[]byte{0, 0, 0, 0, 1, 'a'}, nil, []byte{'a'}, compressionNone},
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{[]byte{1, 0}, io.ErrUnexpectedEOF, nil, compressionNone},
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{[]byte{0, 0, 0, 0, 10, 'a'}, io.ErrUnexpectedEOF, nil, compressionNone},
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// Check that messages with length >= 2^24 are parsed.
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{append([]byte{0, 1, 0, 0, 0}, bigMsg...), nil, bigMsg, compressionNone},
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} {
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buf := fullReader{bytes.NewReader(test.p)}
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parser := &parser{r: buf}
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pt, b, err := parser.recvMsg(math.MaxInt32)
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if err != test.err || !bytes.Equal(b, test.b) || pt != test.pt {
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t.Fatalf("parser{%v}.recvMsg(_) = %v, %v, %v\nwant %v, %v, %v", test.p, pt, b, err, test.pt, test.b, test.err)
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}
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}
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}
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func (s) TestMultipleParsing(t *testing.T) {
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// Set a byte stream consists of 3 messages with their headers.
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p := []byte{0, 0, 0, 0, 1, 'a', 0, 0, 0, 0, 2, 'b', 'c', 0, 0, 0, 0, 1, 'd'}
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b := fullReader{bytes.NewReader(p)}
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parser := &parser{r: b}
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wantRecvs := []struct {
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pt payloadFormat
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data []byte
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}{
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{compressionNone, []byte("a")},
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{compressionNone, []byte("bc")},
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{compressionNone, []byte("d")},
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}
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for i, want := range wantRecvs {
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pt, data, err := parser.recvMsg(math.MaxInt32)
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if err != nil || pt != want.pt || !reflect.DeepEqual(data, want.data) {
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t.Fatalf("after %d calls, parser{%v}.recvMsg(_) = %v, %v, %v\nwant %v, %v, <nil>",
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i, p, pt, data, err, want.pt, want.data)
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}
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}
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pt, data, err := parser.recvMsg(math.MaxInt32)
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if err != io.EOF {
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t.Fatalf("after %d recvMsgs calls, parser{%v}.recvMsg(_) = %v, %v, %v\nwant _, _, %v",
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len(wantRecvs), p, pt, data, err, io.EOF)
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}
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}
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func (s) TestEncode(t *testing.T) {
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for _, test := range []struct {
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// input
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msg proto.Message
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// outputs
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hdr []byte
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data []byte
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err error
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}{
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{nil, []byte{0, 0, 0, 0, 0}, []byte{}, nil},
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} {
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data, err := encode(encoding.GetCodec(protoenc.Name), test.msg)
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if err != test.err || !bytes.Equal(data, test.data) {
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t.Errorf("encode(_, %v) = %v, %v; want %v, %v", test.msg, data, err, test.data, test.err)
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continue
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}
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if hdr, _ := msgHeader(data, nil); !bytes.Equal(hdr, test.hdr) {
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t.Errorf("msgHeader(%v, false) = %v; want %v", data, hdr, test.hdr)
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}
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}
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}
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func (s) TestCompress(t *testing.T) {
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bestCompressor, err := NewGZIPCompressorWithLevel(gzip.BestCompression)
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if err != nil {
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t.Fatalf("Could not initialize gzip compressor with best compression.")
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}
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bestSpeedCompressor, err := NewGZIPCompressorWithLevel(gzip.BestSpeed)
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if err != nil {
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t.Fatalf("Could not initialize gzip compressor with best speed compression.")
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}
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defaultCompressor, err := NewGZIPCompressorWithLevel(gzip.BestSpeed)
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if err != nil {
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t.Fatalf("Could not initialize gzip compressor with default compression.")
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}
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level5, err := NewGZIPCompressorWithLevel(5)
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if err != nil {
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t.Fatalf("Could not initialize gzip compressor with level 5 compression.")
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}
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for _, test := range []struct {
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// input
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data []byte
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cp Compressor
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dc Decompressor
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// outputs
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err error
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}{
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{make([]byte, 1024), NewGZIPCompressor(), NewGZIPDecompressor(), nil},
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{make([]byte, 1024), bestCompressor, NewGZIPDecompressor(), nil},
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{make([]byte, 1024), bestSpeedCompressor, NewGZIPDecompressor(), nil},
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{make([]byte, 1024), defaultCompressor, NewGZIPDecompressor(), nil},
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{make([]byte, 1024), level5, NewGZIPDecompressor(), nil},
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} {
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b := new(bytes.Buffer)
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if err := test.cp.Do(b, test.data); err != test.err {
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t.Fatalf("Compressor.Do(_, %v) = %v, want %v", test.data, err, test.err)
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}
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if b.Len() >= len(test.data) {
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t.Fatalf("The compressor fails to compress data.")
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}
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if p, err := test.dc.Do(b); err != nil || !bytes.Equal(test.data, p) {
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t.Fatalf("Decompressor.Do(%v) = %v, %v, want %v, <nil>", b, p, err, test.data)
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}
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}
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}
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func (s) TestToRPCErr(t *testing.T) {
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for _, test := range []struct {
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// input
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errIn error
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// outputs
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errOut error
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}{
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{transport.ErrConnClosing, status.Error(codes.Unavailable, transport.ErrConnClosing.Desc)},
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{io.ErrUnexpectedEOF, status.Error(codes.Internal, io.ErrUnexpectedEOF.Error())},
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} {
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err := toRPCErr(test.errIn)
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if _, ok := status.FromError(err); !ok {
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t.Fatalf("toRPCErr{%v} returned type %T, want %T", test.errIn, err, status.Error(codes.Unknown, ""))
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}
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if !reflect.DeepEqual(err, test.errOut) {
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t.Fatalf("toRPCErr{%v} = %v \nwant %v", test.errIn, err, test.errOut)
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}
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}
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}
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func (s) TestParseDialTarget(t *testing.T) {
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for _, test := range []struct {
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target, wantNet, wantAddr string
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}{
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{"unix:etcd:0", "unix", "etcd:0"},
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{"unix:///tmp/unix-3", "unix", "/tmp/unix-3"},
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{"unix://domain", "unix", "domain"},
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{"unix://etcd:0", "unix", "etcd:0"},
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{"unix:///etcd:0", "unix", "/etcd:0"},
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{"passthrough://unix://domain", "tcp", "passthrough://unix://domain"},
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{"https://google.com:443", "tcp", "https://google.com:443"},
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{"dns:///google.com", "tcp", "dns:///google.com"},
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{"/unix/socket/address", "tcp", "/unix/socket/address"},
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} {
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gotNet, gotAddr := parseDialTarget(test.target)
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if gotNet != test.wantNet || gotAddr != test.wantAddr {
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t.Errorf("parseDialTarget(%q) = %s, %s want %s, %s", test.target, gotNet, gotAddr, test.wantNet, test.wantAddr)
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}
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}
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}
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// bmEncode benchmarks encoding a Protocol Buffer message containing mSize
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// bytes.
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func bmEncode(b *testing.B, mSize int) {
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cdc := encoding.GetCodec(protoenc.Name)
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msg := &perfpb.Buffer{Body: make([]byte, mSize)}
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encodeData, _ := encode(cdc, msg)
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encodedSz := int64(len(encodeData))
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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encode(cdc, msg)
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}
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b.SetBytes(encodedSz)
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}
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func BenchmarkEncode1B(b *testing.B) {
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bmEncode(b, 1)
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}
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func BenchmarkEncode1KiB(b *testing.B) {
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bmEncode(b, 1024)
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}
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func BenchmarkEncode8KiB(b *testing.B) {
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bmEncode(b, 8*1024)
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}
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func BenchmarkEncode64KiB(b *testing.B) {
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bmEncode(b, 64*1024)
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}
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func BenchmarkEncode512KiB(b *testing.B) {
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bmEncode(b, 512*1024)
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}
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func BenchmarkEncode1MiB(b *testing.B) {
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bmEncode(b, 1024*1024)
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}
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// bmCompressor benchmarks a compressor of a Protocol Buffer message containing
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// mSize bytes.
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func bmCompressor(b *testing.B, mSize int, cp Compressor) {
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payload := make([]byte, mSize)
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cBuf := bytes.NewBuffer(make([]byte, mSize))
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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cp.Do(cBuf, payload)
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cBuf.Reset()
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}
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}
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func BenchmarkGZIPCompressor1B(b *testing.B) {
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bmCompressor(b, 1, NewGZIPCompressor())
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}
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func BenchmarkGZIPCompressor1KiB(b *testing.B) {
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bmCompressor(b, 1024, NewGZIPCompressor())
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}
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func BenchmarkGZIPCompressor8KiB(b *testing.B) {
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bmCompressor(b, 8*1024, NewGZIPCompressor())
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}
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func BenchmarkGZIPCompressor64KiB(b *testing.B) {
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bmCompressor(b, 64*1024, NewGZIPCompressor())
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}
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func BenchmarkGZIPCompressor512KiB(b *testing.B) {
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bmCompressor(b, 512*1024, NewGZIPCompressor())
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}
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func BenchmarkGZIPCompressor1MiB(b *testing.B) {
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bmCompressor(b, 1024*1024, NewGZIPCompressor())
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}
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