Adding modding folder with a hacked build.

2026-09-26 08:53:08 +02:00
parent cdb960dc71
commit c91080aba7
755 changed files with 50424 additions and 0 deletions
@@ -0,0 +1,107 @@
+package voc_test
+
+import (
+	"bytes"
+	"encoding/binary"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/inkyblackness/hacked/ss1/content/audio/voc"
+)
+
+func TestLoadReturnsErrorOnNil(t *testing.T) {
+	_, err := voc.Load(nil)
+
+	assert.Errorf(t, err, "source is nil")
+}
+
+func newHeader() *bytes.Buffer {
+	writer := bytes.NewBufferString(voc.FileHeader)
+	version := uint16(0x010A)
+	headerSize := uint16(0x001A)
+
+	_ = binary.Write(writer, binary.LittleEndian, headerSize)
+	_ = binary.Write(writer, binary.LittleEndian, version)
+	versionValidity := ^version + uint16(0x1234)
+	_ = binary.Write(writer, binary.LittleEndian, versionValidity)
+
+	return writer
+}
+
+func TestLoadReturnsErrorOnInvalidVersion(t *testing.T) {
+	writer := newHeader()
+
+	writer.Write([]byte{0x00}) // Terminator
+
+	data := writer.Bytes()
+	data[24] = 0x00
+	source := bytes.NewReader(data)
+	_, err := voc.Load(source)
+
+	assert.Errorf(t, err, "Version validity failed: 0x1129 != 0x1100")
+}
+
+func TestLoadReturnsErrorOnValidButEmptyFile(t *testing.T) {
+	writer := newHeader()
+
+	writer.Write([]byte{0x00}) // Terminator
+
+	source := bytes.NewReader(writer.Bytes())
+	_, err := voc.Load(source)
+
+	assert.Errorf(t, err, "No audio found")
+}
+
+func TestLoadReturnsSoundDataOnSampleData(t *testing.T) {
+	writer := newHeader()
+
+	writer.Write([]byte{0x01})             // sound data
+	writer.Write([]byte{0x03, 0x00, 0x00}) // block size
+	writer.Write([]byte{0x64, 0x00})       // divisor, sound type
+	writer.Write([]byte{0x80})             // one sample
+
+	writer.Write([]byte{0x00}) // Terminator
+
+	source := bytes.NewReader(writer.Bytes())
+	data, err := voc.Load(source)
+
+	require.Nil(t, err)
+	assert.NotNil(t, data)
+}
+
+func TestLoadReturnsSoundDataWithSampleRate(t *testing.T) {
+	writer := newHeader()
+
+	writer.Write([]byte{0x01})             // sound data
+	writer.Write([]byte{0x03, 0x00, 0x00}) // block size
+	writer.Write([]byte{0x9C, 0x00})       // divisor, sound type
+	writer.Write([]byte{0x80})             // one sample
+
+	writer.Write([]byte{0x00}) // Terminator
+
+	source := bytes.NewReader(writer.Bytes())
+	data, err := voc.Load(source)
+
+	require.Nil(t, err)
+	assert.Equal(t, float32(10000.0), data.SampleRate)
+}
+
+func TestLoadReturnsSoundDataWithSamples(t *testing.T) {
+	writer := newHeader()
+	samples := []byte{0x80, 0xFF, 0x00, 0xC0, 0x40, 0x7F, 0x81}
+
+	writer.Write([]byte{0x01})             // sound data
+	writer.Write([]byte{0x09, 0x00, 0x00}) // block size
+	writer.Write([]byte{0x9C, 0x00})       // divisor, sound type
+	writer.Write(samples)                  // samples
+
+	writer.Write([]byte{0x00}) // Terminator
+
+	source := bytes.NewReader(writer.Bytes())
+	data, err := voc.Load(source)
+
+	require.Nil(t, err)
+	assert.Equal(t, samples, data.Samples)
+}