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feat(go4k): Implement .asm exporting.

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This commit is contained in:
Veikko Sariola
2020-11-10 20:05:03 +02:00
parent 5ceab766cc
commit 377132321f
4 changed files with 342 additions and 5 deletions
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65
go4k/asmformat_test.go
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@ -28,11 +28,11 @@ func TestAllAsmFiles(t *testing.T) {
basename := filepath.Base(filename)
testname := strings.TrimSuffix(basename, path.Ext(basename))
t.Run(testname, func(t *testing.T) {
file, err := os.Open(filename)
asmcode, err := ioutil.ReadFile(filename)
if err != nil {
t.Fatalf("cannot read the .asm file: %v", filename)
}
song, err := go4k.ParseAsm(file)
song, err := go4k.DeserializeAsm(string(asmcode))
if err != nil {
t.Fatalf("could not parse the .asm file: %v", err)
}
@ -70,6 +70,67 @@ func TestAllAsmFiles(t *testing.T) {
}
}
func TestSerializingAllAsmFiles(t *testing.T) {
bridge.Init()
_, myname, _, _ := runtime.Caller(0)
files, err := filepath.Glob(path.Join(path.Dir(myname), "..", "tests", "*.asm"))
if err != nil {
t.Fatalf("cannot glob files in the test directory: %v", err)
}
for _, filename := range files {
basename := filepath.Base(filename)
testname := strings.TrimSuffix(basename, path.Ext(basename))
t.Run(testname, func(t *testing.T) {
asmcode, err := ioutil.ReadFile(filename)
if err != nil {
t.Fatalf("cannot read the .asm file: %v", filename)
}
song, err := go4k.DeserializeAsm(string(asmcode)) // read the asm
if err != nil {
t.Fatalf("could not parse the .asm file: %v", err)
}
str, err := go4k.SerializeAsm(song) // serialize again
if err != nil {
t.Fatalf("Could not serialize asm file: %v", err)
}
song, err = go4k.DeserializeAsm(str) // deserialize again. The rendered song should still give same results.
if err != nil {
t.Fatalf("could not parse the serialized asm code: %v", err)
}
synth, err := bridge.Synth(song.Patch)
if err != nil {
t.Fatalf("Compiling patch failed: %v", err)
}
buffer, err := go4k.Play(synth, *song)
if err != nil {
t.Fatalf("Play failed: %v", err)
}
if os.Getenv("GO4K_TEST_SAVE_OUTPUT") == "YES" {
outputpath := path.Join(path.Dir(myname), "actual_output")
if _, err := os.Stat(outputpath); os.IsNotExist(err) {
os.Mkdir(outputpath, 0755)
}
outFileName := path.Join(path.Dir(myname), "actual_output", testname+".raw")
outfile, err := os.OpenFile(outFileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
defer outfile.Close()
if err != nil {
t.Fatalf("Creating file failed: %v", err)
}
var createdbuf bytes.Buffer
err = binary.Write(&createdbuf, binary.LittleEndian, buffer)
if err != nil {
t.Fatalf("error converting buffer: %v", err)
}
_, err = outfile.Write(createdbuf.Bytes())
if err != nil {
log.Fatal(err)
}
}
compareToRaw(t, buffer, testname+".raw")
})
}
}
func compareToRaw(t *testing.T, buffer []float32, rawname string) {
_, filename, _, _ := runtime.Caller(0)
expectedb, err := ioutil.ReadFile(path.Join(path.Dir(filename), "..", "tests", "expected_output", rawname))