test: more unit tests

mp4/av1c_test.go

@@ -0,0 +1,18 @@
+package mp4
+
+import (
+	"testing"
+
+	"github.com/Eyevinn/mp4ff/av1"
+)
+
+func TestEncodeDecodeAvc1(t *testing.T) {
+	adc := Av1CBox{
+		CodecConfRec: av1.CodecConfRec{
+			Version: 1,
+		},
+	}
+
+	boxDiffAfterEncodeAndDecode(t, &adc)
+
+}

mp4/cdat_test.go

@@ -0,0 +1,11 @@
+package mp4
+
+import "testing"
+
+func TestEncodeDecodeCdat(t *testing.T) {
+
+	cdat := CdatBox{
+		Data: []byte{0x01, 0x02, 0x03, 0x04},
+	}
+	boxDiffAfterEncodeAndDecode(t, &cdat)
+}

mp4/stsd_test.go

@@ -0,0 +1,52 @@
+package mp4
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/Eyevinn/mp4ff/aac"
+)
+
+func TestStsd(t *testing.T) {
+	stsd := StsdBox{}
+	samplingFrequency := 48000
+	asc := &aac.AudioSpecificConfig{
+		ObjectType:           2,
+		ChannelConfiguration: 2,
+		SamplingFrequency:    samplingFrequency,
+		ExtensionFrequency:   0,
+		SBRPresentFlag:       false,
+		PSPresentFlag:        false,
+	}
+	buf := &bytes.Buffer{}
+	err := asc.Encode(buf)
+	if err != nil {
+		t.Error(err)
+	}
+	ascBytes := buf.Bytes()
+	esds := CreateEsdsBox(ascBytes)
+	mp4a := CreateAudioSampleEntryBox("mp4a",
+		uint16(asc.ChannelConfiguration),
+		16, uint16(samplingFrequency), esds)
+	btrt := BtrtBox{
+		BufferSizeDB: 1536,
+		MaxBitrate:   96000,
+		AvgBitrate:   96000,
+	}
+	mp4a.AddChild(&btrt)
+	stsd.AddChild(mp4a)
+	if len(stsd.Children) != 1 {
+		t.Error("Expected one child")
+	}
+	if stsd.Mp4a == nil {
+		t.Error("Expected mp4a child")
+	}
+	gb := stsd.GetBtrt()
+	if gb == nil {
+		t.Error("Expected btrt")
+	} else {
+		if *gb != btrt {
+			t.Errorf("Got btrt %v, expected %v", *gb, btrt)
+		}
+	}
+}

mp4/version_test.go

@@ -0,0 +1,8 @@
+package mp4
+
+import "fmt"
+
+func ExampleGetVersion() {
+	fmt.Println(GetVersion())
+	// Output: v0.46, date: 2024-08-08
+}