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audio/internal/convert: split some tests

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This commit is contained in:
Hajime Hoshi 2024-07-21 11:36:46 +09:00
parent f6c9c88f78
commit f36ea4125d
1 changed files with 36 additions and 34 deletions
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70
audio/internal/convert/stereof32_test.go
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@ -61,47 +61,49 @@ func TestStereoF32(t *testing.T) {
}
for _, tc := range testCases {
tc := tc
for _, mono := range []bool{false, true} {
mono := mono
t.Run(fmt.Sprintf("%s (mono=%t)", tc.Name, mono), func(t *testing.T) {
var inBytes, outBytes []byte
for _, v := range tc.In {
b := math.Float32bits(v)
inBytes = append(inBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
if mono {
// As the source is mono, the output should be stereo.
outBytes = append(outBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24), byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
} else {
outBytes = append(outBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
}
}
s := convert.NewStereoF32(bytes.NewReader(inBytes), mono)
var got []byte
for {
var buf [97]byte
n, err := s.Read(buf[:])
got = append(got, buf[:n]...)
if err != nil {
if err != io.EOF {
t.Fatal(err)
t.Run(tc.Name, func(t *testing.T) {
for _, mono := range []bool{false, true} {
mono := mono
t.Run(fmt.Sprintf("mono=%t", mono), func(t *testing.T) {
var inBytes, outBytes []byte
for _, v := range tc.In {
b := math.Float32bits(v)
inBytes = append(inBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
if mono {
// As the source is mono, the output should be stereo.
outBytes = append(outBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24), byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
} else {
outBytes = append(outBytes, byte(b), byte(b>>8), byte(b>>16), byte(b>>24))
}
break
}
// Shifting by incomplete bytes should not affect the result.
for i := 0; i < 4*2; i++ {
if _, err := s.Seek(int64(i), io.SeekCurrent); err != nil {
s := convert.NewStereoF32(bytes.NewReader(inBytes), mono)
var got []byte
for {
var buf [97]byte
n, err := s.Read(buf[:])
got = append(got, buf[:n]...)
if err != nil {
if err != io.EOF {
t.Fatal(err)
}
break
}
// Shifting by incomplete bytes should not affect the result.
for i := 0; i < 4*2; i++ {
if _, err := s.Seek(int64(i), io.SeekCurrent); err != nil {
if err != io.EOF {
t.Fatal(err)
}
break
}
}
}
}
want := outBytes
if !bytes.Equal(got, want) {
t.Errorf("got: %v, want: %v", got, want)
}
})
}
want := outBytes
if !bytes.Equal(got, want) {
t.Errorf("got: %v, want: %v", got, want)
}
})
}
})
}
}