mirror of https://bitbucket.org/ausocean/av.git
74 lines
2.9 KiB
Go
74 lines
2.9 KiB
Go
/*
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NAME
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wav.go
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DESCRIPTION
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wav.go contains functions for processing wav.
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AUTHOR
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David Sutton <davidsutton@ausocean.org>
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LICENSE
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wav.go is 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 in gpl.txt.
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If not, see [GNU licenses](http://www.gnu.org/licenses).
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*/
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// Package wav provides functions for converting wav audio.
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package wav
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import (
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"testing"
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)
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func TestWavWriter(t *testing.T) {
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tests := []struct {
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name string
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md Metadata
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input []byte
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wantN int
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wantErr error
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}{
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{name: "Header Only", md: Metadata{AudioFormat: PCMFormat, Channels: 1, SampleRate: 48000, BitDepth: 16}, input: nil, wantN: 44, wantErr: nil},
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{name: "4 bytes", md: Metadata{AudioFormat: PCMFormat, Channels: 1, SampleRate: 48000, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 48, wantErr: nil},
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{name: "No format", md: Metadata{Channels: 1, SampleRate: 48000, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidFormat},
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{name: "Invalid format", md: Metadata{AudioFormat: 2, Channels: 1, SampleRate: 48000, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidFormat},
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{name: "No channels", md: Metadata{AudioFormat: PCMFormat, SampleRate: 48000, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidChannels},
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{name: "Invalid channels", md: Metadata{AudioFormat: PCMFormat, Channels: 0, SampleRate: 48000, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidChannels},
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{name: "No sample rate", md: Metadata{AudioFormat: PCMFormat, Channels: 1, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidRate},
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{name: "Invalid sample rate", md: Metadata{AudioFormat: PCMFormat, Channels: 1, SampleRate: 0, BitDepth: 16}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidRate},
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{name: "No bit depth", md: Metadata{AudioFormat: PCMFormat, Channels: 1, SampleRate: 48000}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidBitDepth},
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{name: "Invalid bit depth", md: Metadata{AudioFormat: PCMFormat, Channels: 1, SampleRate: 48000, BitDepth: 0}, input: []byte{0,0,0,0}, wantN: 0, wantErr: errInvalidBitDepth},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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w := &WAV{
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Metadata: tt.md,
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}
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gotN, err := w.Write(tt.input)
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if err != tt.wantErr {
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t.Errorf("WAV.Write() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if gotN != tt.wantN {
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t.Errorf("WAV.Write() = %v, want %v", gotN, tt.wantN)
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}
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})
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}
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}
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