mirror of https://bitbucket.org/ausocean/av.git
97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
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/*
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NAME
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mpegts_test.go
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DESCRIPTION
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mpegts_test.go contains testing for functionality found in mpegts.go.
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AUTHORS
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Saxon A. Nelson-Milton <saxon@ausocean.org>
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LICENSE
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Copyright (C) 2019 the Australian Ocean Lab (AusOcean)
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It is free software: you can redistribute it and/or modify them
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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in gpl.txt. If not, see http://www.gnu.org/licenses.
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*/
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package mts
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import (
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"bytes"
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"testing"
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)
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func TestBytes(t *testing.T) {
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tests := []struct {
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packet Packet
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payloadLen int
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stuffingLen int
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expectedHeader []byte
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}{
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{
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packet: Packet{
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PUSI: true,
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PID: 1,
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RAI: true,
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CC: 4,
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AFC: HasPayload | HasAdaptationField,
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PCRF: true,
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PCR: 1,
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},
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payloadLen: 120,
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stuffingLen: 56,
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expectedHeader: []byte{
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0x47, // Sync byte.
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0x40, // TEI=0, PUSI=1, TP=0, PID=00000.
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0x01, // PID(Cont)=00000001.
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0x34, // TSC=00, AFC=11(adaptation followed by payload), CC=0100(4).
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0x3f, // AFL=.
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0x50, // DI=0,RAI=1,ESPI=0,PCRF=1,OPCRF=0,SPF=0,TPDF=0, AFEF=0.
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0x00, 0x00, 0x00, 0x00, 0x80, 0x00, // PCR.
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},
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},
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}
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for testNum, test := range tests {
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// Construct payload.
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const payloadChar = 0x11
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payload := make([]byte, 0, test.payloadLen)
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for i := 0; i < test.payloadLen; i++ {
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payload = append(payload, payloadChar)
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}
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// Fill the packet payload.
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test.packet.FillPayload(payload)
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// Create packet data and copy in expected header.
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expected := make([]byte, len(test.expectedHeader), PacketSize)
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copy(expected, test.expectedHeader)
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// Append stuffing.
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const stuffingChar = 0xff
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for i := 0; i < test.stuffingLen; i++ {
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expected = append(expected, stuffingChar)
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}
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// Copy in payload.
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expected = append(expected, payload...)
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// Compare got with expected.
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got := test.packet.Bytes(nil)
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if !bytes.Equal(got, expected) {
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t.Errorf("did not get expected result for test: %v.\n Got: %v\n Want: %v\n", testNum, got, expected)
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}
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}
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}
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