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| 1 | +//go:build !windows |
| 2 | + |
| 3 | +/* |
| 4 | + * Copyright 2025 CloudWeGo Authors |
| 5 | + * |
| 6 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | + * you may not use this file except in compliance with the License. |
| 8 | + * You may obtain a copy of the License at |
| 9 | + * |
| 10 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | + * |
| 12 | + * Unless required by applicable law or agreed to in writing, software |
| 13 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | + * See the License for the specific language governing permissions and |
| 16 | + * limitations under the License. |
| 17 | + */ |
| 18 | + |
| 19 | +package ttstream |
| 20 | + |
| 21 | +import ( |
| 22 | + "context" |
| 23 | + "errors" |
| 24 | + "fmt" |
| 25 | + "net" |
| 26 | + "runtime/debug" |
| 27 | + "testing" |
| 28 | + "time" |
| 29 | + |
| 30 | + "github.com/cloudwego/netpoll" |
| 31 | + |
| 32 | + "github.com/cloudwego/kitex/internal/mocks" |
| 33 | + mock_remote "github.com/cloudwego/kitex/internal/mocks/remote" |
| 34 | + "github.com/cloudwego/kitex/internal/test" |
| 35 | + "github.com/cloudwego/kitex/pkg/kerrors" |
| 36 | + "github.com/cloudwego/kitex/pkg/remote" |
| 37 | + "github.com/cloudwego/kitex/pkg/rpcinfo" |
| 38 | +) |
| 39 | + |
| 40 | +type mockNetpollConn struct { |
| 41 | + mocks.Conn |
| 42 | + reader netpoll.Reader |
| 43 | + writer netpoll.Writer |
| 44 | +} |
| 45 | + |
| 46 | +func (m *mockNetpollConn) Reader() netpoll.Reader { |
| 47 | + return m.reader |
| 48 | +} |
| 49 | + |
| 50 | +func (m *mockNetpollConn) Writer() netpoll.Writer { |
| 51 | + return m.writer |
| 52 | +} |
| 53 | + |
| 54 | +func (m *mockNetpollConn) IsActive() bool { |
| 55 | + panic("implement me") |
| 56 | +} |
| 57 | + |
| 58 | +func (m *mockNetpollConn) SetReadTimeout(timeout time.Duration) error { |
| 59 | + return nil |
| 60 | +} |
| 61 | + |
| 62 | +func (m *mockNetpollConn) SetWriteTimeout(timeout time.Duration) error { |
| 63 | + return nil |
| 64 | +} |
| 65 | + |
| 66 | +func (m *mockNetpollConn) SetIdleTimeout(timeout time.Duration) error { |
| 67 | + return nil |
| 68 | +} |
| 69 | + |
| 70 | +func (m *mockNetpollConn) SetOnRequest(on netpoll.OnRequest) error { |
| 71 | + return nil |
| 72 | +} |
| 73 | + |
| 74 | +func (m *mockNetpollConn) AddCloseCallback(callback netpoll.CloseCallback) error { |
| 75 | + return nil |
| 76 | +} |
| 77 | + |
| 78 | +func (m *mockNetpollConn) WriteFrame(hdr, data []byte) (n int, err error) { |
| 79 | + return |
| 80 | +} |
| 81 | + |
| 82 | +func (m *mockNetpollConn) ReadFrame() (hdr, data []byte, err error) { |
| 83 | + return |
| 84 | +} |
| 85 | + |
| 86 | +func (m *mockNetpollConn) SetOnDisconnect(onDisconnect netpoll.OnDisconnect) error { |
| 87 | + return nil |
| 88 | +} |
| 89 | + |
| 90 | +func TestOnStream(t *testing.T) { |
| 91 | + factory := NewSvrTransHandlerFactory() |
| 92 | + rawTransHdl, err := factory.NewTransHandler(&remote.ServerOption{ |
| 93 | + SvcSearcher: mock_remote.NewDefaultSvcSearcher(), |
| 94 | + InitOrResetRPCInfoFunc: func(info rpcinfo.RPCInfo, addr net.Addr) rpcinfo.RPCInfo { |
| 95 | + return rpcinfo.NewRPCInfo(nil, nil, |
| 96 | + rpcinfo.NewInvocation(mocks.MockServiceName, mocks.MockStreamingMethod), |
| 97 | + rpcinfo.NewRPCConfig(), |
| 98 | + rpcinfo.NewRPCStats()) |
| 99 | + }, |
| 100 | + TracerCtl: &rpcinfo.TraceController{}, |
| 101 | + }) |
| 102 | + test.Assert(t, err == nil, err) |
| 103 | + transHdl := rawTransHdl.(*svrTransHandler) |
| 104 | + |
| 105 | + rfd, wfd := netpoll.GetSysFdPairs() |
| 106 | + rconn, err := netpoll.NewFDConnection(rfd) |
| 107 | + test.Assert(t, err == nil, err) |
| 108 | + wconn, err := netpoll.NewFDConnection(wfd) |
| 109 | + test.Assert(t, err == nil, err) |
| 110 | + wbuf := newWriterBuffer(wconn.Writer()) |
| 111 | + |
| 112 | + mockConn := &mockNetpollConn{ |
| 113 | + Conn: mocks.Conn{}, |
| 114 | + reader: rconn.Reader(), |
| 115 | + writer: rconn.Writer(), |
| 116 | + } |
| 117 | + |
| 118 | + ctx, aerr := transHdl.OnActive(context.Background(), mockConn) |
| 119 | + test.Assert(t, aerr == nil, aerr) |
| 120 | + defer func() { |
| 121 | + wconn.Close() |
| 122 | + _, aerr = transHdl.provider.OnInactive(ctx, mockConn) |
| 123 | + test.Assert(t, aerr == nil, aerr) |
| 124 | + }() |
| 125 | + |
| 126 | + t.Run("invoking handler successfully", func(t *testing.T) { |
| 127 | + transHdl.SetInvokeHandleFunc(func(ctx context.Context, req, resp interface{}) (err error) { |
| 128 | + return nil |
| 129 | + }) |
| 130 | + err = EncodeFrame(context.Background(), wbuf, &Frame{ |
| 131 | + streamFrame: streamFrame{ |
| 132 | + sid: 1, |
| 133 | + method: mocks.MockStreamingMethod, |
| 134 | + }, |
| 135 | + typ: headerFrameType, |
| 136 | + }) |
| 137 | + test.Assert(t, err == nil, err) |
| 138 | + err = wbuf.Flush() |
| 139 | + test.Assert(t, err == nil, err) |
| 140 | + nctx, ss, err := transHdl.provider.OnStream(ctx, mockConn) |
| 141 | + test.Assert(t, err == nil, err) |
| 142 | + err = transHdl.OnStream(nctx, mockConn, ss) |
| 143 | + test.Assert(t, err == nil, err) |
| 144 | + }) |
| 145 | + |
| 146 | + t.Run("invoking handler panic", func(t *testing.T) { |
| 147 | + transHdl.SetInvokeHandleFunc(func(ctx context.Context, req, resp interface{}) (err error) { |
| 148 | + defer func() { |
| 149 | + if handlerErr := recover(); handlerErr != nil { |
| 150 | + err = kerrors.ErrPanic.WithCauseAndStack(fmt.Errorf("[panic] %s", handlerErr), string(debug.Stack())) |
| 151 | + } |
| 152 | + }() |
| 153 | + panic("test") |
| 154 | + }) |
| 155 | + err = EncodeFrame(context.Background(), wbuf, &Frame{ |
| 156 | + streamFrame: streamFrame{ |
| 157 | + sid: 1, |
| 158 | + method: mocks.MockStreamingMethod, |
| 159 | + }, |
| 160 | + typ: headerFrameType, |
| 161 | + }) |
| 162 | + test.Assert(t, err == nil, err) |
| 163 | + err = wbuf.Flush() |
| 164 | + test.Assert(t, err == nil, err) |
| 165 | + nctx, ss, err := transHdl.provider.OnStream(ctx, mockConn) |
| 166 | + test.Assert(t, err == nil, err) |
| 167 | + err = transHdl.OnStream(nctx, mockConn, ss) |
| 168 | + test.Assert(t, errors.Is(err, kerrors.ErrPanic), err) |
| 169 | + transHdl.OnError(ctx, err, mockConn) |
| 170 | + }) |
| 171 | + |
| 172 | + t.Run("invoking handler throws biz error", func(t *testing.T) { |
| 173 | + transHdl.SetInvokeHandleFunc(func(ctx context.Context, req, resp interface{}) (err error) { |
| 174 | + ri := rpcinfo.GetRPCInfo(ctx) |
| 175 | + defer func() { |
| 176 | + if bizErr, ok := kerrors.FromBizStatusError(err); ok { |
| 177 | + if setter, ok := ri.Invocation().(rpcinfo.InvocationSetter); ok { |
| 178 | + setter.SetBizStatusErr(bizErr) |
| 179 | + err = nil |
| 180 | + } |
| 181 | + } |
| 182 | + }() |
| 183 | + return kerrors.NewBizStatusError(10000, "biz-error test") |
| 184 | + }) |
| 185 | + err = EncodeFrame(context.Background(), wbuf, &Frame{ |
| 186 | + streamFrame: streamFrame{ |
| 187 | + sid: 1, |
| 188 | + method: mocks.MockStreamingMethod, |
| 189 | + }, |
| 190 | + typ: headerFrameType, |
| 191 | + }) |
| 192 | + test.Assert(t, err == nil, err) |
| 193 | + err = wbuf.Flush() |
| 194 | + test.Assert(t, err == nil, err) |
| 195 | + nctx, ss, err := transHdl.provider.OnStream(ctx, mockConn) |
| 196 | + test.Assert(t, err == nil, err) |
| 197 | + err = transHdl.OnStream(nctx, mockConn, ss) |
| 198 | + test.Assert(t, err == nil, err) |
| 199 | + }) |
| 200 | +} |
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