private static void TestTagUtilsTestCloneUsingRaw()
{
ID3.Tag tag = TestTags.CreateDemoTag(Version.v2_3);
byte[] b0 = TagUtils.TagToRaw(tag);
byte[] b1 = TagUtils.TagToRaw(tag.Clone());
UnitTest.Test(ArrayUtils.IsEqual(b0, b1));
}
private static void TestTagUtilsWriteTagSmallerExact()
{
Tag tag = TagUtils.RawToTag(TestTags.demoTag2_3);
Frame f = new Frame(tag.DescriptionMap, "MCDI");
(f.Content as FrameContentBinary).Content = new byte[1024];
tag.Add(f);
string fileName = VirtualDrive.VirtualFileName("TestTagUtilsWriteTagSmallerExact\\t1.mp3");
TestTags.WriteDemoMp3(fileName, TagUtils.TagToRaw(tag));
tag.Remove(f);
FileInfo fileInfo = new FileInfo(fileName);
TagUtils.WriteTagV2(tag, fileInfo, Rewriter.Strategy.Exact);
UnitTest.Test(VirtualDrive.FileLength(fileName) == TagUtils.TagToRaw(tag).Length + TestTags.mpegDummy.Length);
TagUtils.StripTagV2(fileInfo, 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}
private static void TestTagUtilsRewriteMP3()
{
byte[] tag20 = TagUtils.TagToRaw(TestTags.CreateDemoTag(Version.v2_3));
byte[] tag10 = TestTags.demoTag1_0;
string fileName = VirtualDrive.VirtualFileName("TestID3TagUtilsRewrite\\t1.mp3");
using (Stream s = VirtualDrive.OpenOutStream(fileName))
{
s.Write(tag20, 0, tag20.Length);
s.WriteByte(0);
s.WriteByte(0);
s.Write(TestTags.mpegDummy, 0, TestTags.mpegDummy.Length);
s.Write(tag10, 0, tag10.Length);
}
long offset = TagUtils.OffsetTagToMpegHeader(new FileInfo(fileName));
UnitTest.Test(offset == 2);
TagUtils.StripTags(new FileInfo(fileName), 0, 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}