mirror of https://github.com/dsoprea/go-exif.git
97 lines
2.1 KiB
Go
97 lines
2.1 KiB
Go
package exifundefined
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import (
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"bytes"
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"reflect"
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"testing"
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"github.com/dsoprea/go-logging"
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"github.com/dsoprea/go-utility/v2/filesystem"
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"github.com/dsoprea/go-exif/v3/common"
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)
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func TestTag9286UserComment_String(t *testing.T) {
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comment := "some comment"
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ut := Tag9286UserComment{
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EncodingType: TagUndefinedType_9286_UserComment_Encoding_ASCII,
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EncodingBytes: []byte(comment),
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}
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s := ut.String()
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if s != "[ASCII] some comment" {
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t.Fatalf("String not correct: [%s]", s)
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}
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}
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func TestCodec9286UserComment_Encode(t *testing.T) {
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comment := "some comment"
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ut := Tag9286UserComment{
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EncodingType: TagUndefinedType_9286_UserComment_Encoding_ASCII,
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EncodingBytes: []byte(comment),
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}
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codec := Codec9286UserComment{}
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encoded, unitCount, err := codec.Encode(ut, exifcommon.TestDefaultByteOrder)
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log.PanicIf(err)
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typeBytes := TagUndefinedType_9286_UserComment_Encodings[TagUndefinedType_9286_UserComment_Encoding_ASCII]
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if bytes.Equal(encoded[:8], typeBytes) != true {
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exifcommon.DumpBytesClause(encoded[:8])
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t.Fatalf("Encoding type not correct.")
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}
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if bytes.Equal(encoded[8:], []byte(comment)) != true {
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exifcommon.DumpBytesClause(encoded[8:])
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t.Fatalf("Encoded comment not correct.")
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}
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if unitCount != uint32(len(encoded)) {
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t.Fatalf("Unit-count not correct: (%d)", unitCount)
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}
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exifcommon.DumpBytesClause(encoded)
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}
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func TestCodec9286UserComment_Decode(t *testing.T) {
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encoded := []byte{
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0x41, 0x53, 0x43, 0x49, 0x49, 0x00, 0x00, 0x00,
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0x73, 0x6f, 0x6d, 0x65, 0x20, 0x63, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74,
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}
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addressableBytes := encoded
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sb := rifs.NewSeekableBufferWithBytes(addressableBytes)
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valueContext := exifcommon.NewValueContext(
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"",
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0,
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uint32(len(encoded)),
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0,
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nil,
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sb,
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exifcommon.TypeUndefined,
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exifcommon.TestDefaultByteOrder)
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codec := Codec9286UserComment{}
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decoded, err := codec.Decode(valueContext)
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log.PanicIf(err)
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comment := "some comment"
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expectedUt := Tag9286UserComment{
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EncodingType: TagUndefinedType_9286_UserComment_Encoding_ASCII,
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EncodingBytes: []byte(comment),
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}
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if reflect.DeepEqual(decoded, expectedUt) != true {
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t.Fatalf("Decoded struct not correct.")
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}
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}
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