80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
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package ws
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import (
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"bytes"
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"testing"
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)
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func TestSimpleMessageReading(t *testing.T) {
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cases := []struct{
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ReadBuffer []byte
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Expected Message
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Err error
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}{
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{ // FIN ; TEXT ; Unmasked -> error
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[]byte{0x81,0x05,0x68,0x65,0x6c,0x6c,0x6f},
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Message{},
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UnmaskedFrameErr,
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},
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{ // FIN ; TEXT ; hello
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[]byte{0x81,0x85,0x00,0x00,0x00,0x00,0x68,0x65,0x6c,0x6c,0x6f},
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Message{ true, TEXT, 5, []byte("hello") },
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nil,
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},
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{ // FIN ; BINARY ; hello
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[]byte{0x82,0x85,0x00,0x00,0x00,0x00,0x68,0x65,0x6c,0x6c,0x6f},
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Message{ true, BINARY, 5, []byte("hello") },
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nil,
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},
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{ // FIN ; BINARY ; test unmasking
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[]byte{0x82,0x88,0x01,0x02,0x03,0x04,0x10,0x20,0x30,0x40,0x50,0x60,0x70,0x80},
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Message{ true, BINARY, 8, []byte{0x11,0x22,0x33,0x44,0x51,0x62,0x73,0x84} },
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nil,
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},
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{ // FIN=0 ; TEXT ;
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[]byte{0x01,0x82,0x00,0x00,0x00,0x00,0x01,0x02},
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Message{ false, TEXT, 2, []byte{0x01,0x02} },
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nil,
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},
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}
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for _, tc := range cases{
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reader := bytes.NewBuffer(tc.ReadBuffer)
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got, err := readMessage(reader)
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if err != tc.Err {
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t.Errorf("Expected %v error, got %v", tc.Err, err)
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}
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// do not check message if error expected
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if tc.Err != nil {
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continue
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}
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// check FIN
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if got.Final != tc.Expected.Final {
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t.Errorf("Expected FIN=%t, got %t", tc.Expected.Final, got.Final)
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}
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// check OpCode
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if got.Type != tc.Expected.Type {
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t.Errorf("Expected TYPE=%x, got %x", tc.Expected.Type, got.Type)
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}
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// check Size
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if got.Size != tc.Expected.Size {
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t.Errorf("Expected SIZE=%d, got %d", tc.Expected.Size, got.Size)
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}
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// check Data
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if string(got.Data) != string(tc.Expected.Data) {
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t.Errorf("Expected Data='%s', got '%d'", tc.Expected.Data, got.Data)
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}
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}
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}
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