mirror of
https://github.com/vsariola/sointu.git
synced 2025-05-28 03:10:24 -04:00
67 lines
2.6 KiB
Go
67 lines
2.6 KiB
Go
package bridge_test
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/binary"
|
|
"io/ioutil"
|
|
"path"
|
|
"runtime"
|
|
"testing"
|
|
|
|
"github.com/vsariola/sointu"
|
|
"github.com/vsariola/sointu/bridge"
|
|
// TODO: test the song using a mocks instead
|
|
)
|
|
|
|
const BPM = 100
|
|
const SAMPLE_RATE = 44100
|
|
const TOTAL_ROWS = 16
|
|
const SAMPLES_PER_ROW = SAMPLE_RATE * 4 * 60 / (BPM * 16)
|
|
|
|
const su_max_samples = SAMPLES_PER_ROW * TOTAL_ROWS
|
|
|
|
// const bufsize = su_max_samples * 2
|
|
|
|
func TestPlayer(t *testing.T) {
|
|
patch := sointu.Patch{
|
|
Instruments: []sointu.Instrument{sointu.Instrument{1, []sointu.Unit{
|
|
sointu.Unit{Type: "envelope", Parameters: map[string]int{"stereo": 0, "attack": 32, "decay": 32, "sustain": 64, "release": 64, "gain": 128}},
|
|
sointu.Unit{Type: "oscillator", Parameters: map[string]int{"stereo": 0, "transpose": 64, "detune": 64, "phase": 0, "color": 96, "shape": 64, "gain": 128, "type": sointu.Sine, "lfo": 0, "unison": 0}},
|
|
sointu.Unit{Type: "mulp", Parameters: map[string]int{"stereo": 0}},
|
|
sointu.Unit{Type: "envelope", Parameters: map[string]int{"stereo": 0, "attack": 32, "decay": 32, "sustain": 64, "release": 64, "gain": 128}},
|
|
sointu.Unit{Type: "oscillator", Parameters: map[string]int{"stereo": 0, "transpose": 72, "detune": 64, "phase": 64, "color": 64, "shape": 96, "gain": 128, "type": sointu.Sine, "lfo": 0, "unison": 0}},
|
|
sointu.Unit{Type: "mulp", Parameters: map[string]int{"stereo": 0}},
|
|
sointu.Unit{Type: "out", Parameters: map[string]int{"stereo": 1, "gain": 128}},
|
|
}}}}
|
|
patterns := [][]byte{{64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0, 0, 0}}
|
|
tracks := []sointu.Track{sointu.Track{1, []byte{0}}}
|
|
song := sointu.Song{BPM: 100, Patterns: patterns, Tracks: tracks, Patch: patch, Output16Bit: false, Hold: 1}
|
|
synth, err := bridge.Synth(patch)
|
|
if err != nil {
|
|
t.Fatalf("Compiling patch failed: %v", err)
|
|
}
|
|
buffer, err := sointu.Play(synth, song)
|
|
if err != nil {
|
|
t.Fatalf("Render failed: %v", err)
|
|
}
|
|
_, filename, _, _ := runtime.Caller(0)
|
|
expectedb, err := ioutil.ReadFile(path.Join(path.Dir(filename), "..", "tests", "expected_output", "test_oscillat_sine.raw"))
|
|
if err != nil {
|
|
t.Fatalf("cannot read expected: %v", err)
|
|
}
|
|
var createdbuf bytes.Buffer
|
|
err = binary.Write(&createdbuf, binary.LittleEndian, buffer)
|
|
if err != nil {
|
|
t.Fatalf("error converting buffer: %v", err)
|
|
}
|
|
createdb := createdbuf.Bytes()
|
|
if len(createdb) != len(expectedb) {
|
|
t.Fatalf("buffer length mismatch, got %v, expected %v", len(createdb), len(expectedb))
|
|
}
|
|
for i, v := range createdb {
|
|
if expectedb[i] != v {
|
|
t.Fatalf("byte mismatch @ %v, got %v, expected %v", i, v, expectedb[i])
|
|
}
|
|
}
|
|
}
|