private static void TestTagUtilsWriteRawSmallerQuantizeAbove()
{
string fileName = VirtualDrive.VirtualFileName("TestTagUtilsWriteRawSmallerQuantizeAbove\\t1.mp3");
TestTags.WriteDemoMp3(fileName, TestTags.demoTag2_4);
FileInfo fileInfo = new FileInfo(fileName);
TagUtils.WriteTagV2(TestTags.demoTag2_3, fileInfo, Rewriter.Strategy.Quantize);
UnitTest.Test(TagUtils.TagSizeV2(new FileInfo(fileName)) % Rewriter.BlockSize == 0);
TagUtils.StripTagV2(new FileInfo(fileName), 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}
private static void TestTagUtilsWriteRawSmallerNeverShrink()
{
string fileName = VirtualDrive.VirtualFileName("TestTagUtilsWriteRawSmallerNeverShrink\\t1.mp3");
TestTags.WriteDemoMp3(fileName, TestTags.demoTag2_4);
FileInfo fileInfo = new FileInfo(fileName);
TagUtils.WriteTagV2(TestTags.demoTag2_3, fileInfo, Rewriter.Strategy.NeverShrink);
UnitTest.Test(TagUtils.TagSizeV2(fileInfo) == TestTags.demoTag2_4.Length);
TagUtils.StripTagV2(fileInfo, 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}
private static void TestTagUtilsWriteRawBiggerExact()
{
string fileName = VirtualDrive.VirtualFileName("TestTagUtilsWriteRawBiggerExact\\t1.mp3");
TestTags.WriteDemoMp3(fileName, TestTags.demoTag2_3);
FileInfo fileInfo = new FileInfo(fileName);
TagUtils.WriteTagV2(TestTags.demoTag2_4, fileInfo, Rewriter.Strategy.Exact);
UnitTest.Test(VirtualDrive.FileLength(fileName) == TestTags.demoTag2_4.Length + TestTags.mpegDummy.Length);
TagUtils.StripTagV2(fileInfo, 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}
public int Rewrite(int bytesRequired, FileInfo file)
{
int padding = CalculatePadding(bytesRequired, file);
if (padding < bytesRequired)
{
throw new Exception("CalculatePadding failed! Padding too small!");
}
if (TagUtils.TagSizeV2(file) != padding)
{
TagUtils.StripTagV2(file, padding);
}
return(padding);
}
private static void TestTagUtilsWriteTagBiggerQuantize()
{
string fileName = VirtualDrive.VirtualFileName("TestTagUtilsWriteTagBiggerQuantize\\t1.mp3");
TestTags.WriteDemoMp3(fileName, TestTags.demoTag2_3);
FileInfo fileInfo = new FileInfo(fileName);
Tag tag = TagUtils.ReadTag(fileInfo);
Frame f = new Frame(tag.DescriptionMap, "MCDI");
(f.Content as FrameContentBinary).Content = new byte[1024];
tag.Add(f);
TagUtils.WriteTagV2(tag, fileInfo, Rewriter.Strategy.Quantize);
UnitTest.Test(VirtualDrive.FileLength(fileName) == 2048 + TestTags.mpegDummy.Length);
TagUtils.StripTagV2(fileInfo, 0);
UnitTest.Test(ArrayUtils.IsEqual(VirtualDrive.Load(fileName), TestTags.mpegDummy));
}
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));
}