public void TestUserCommentDescription_BlankAscii()
{
var commentBytes = Encoding.UTF8.GetBytes("ASCII\x0\x0\x0 ");
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal(string.Empty, descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
public void TestUserCommentDescription_AsciiHeaderAsciiEncoding()
{
var commentBytes = Encoding.UTF8.GetBytes("ASCII\x0\x0This is a comment");
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal("This is a comment", descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
public void TestUnicodeComment_Ascii()
{
var commentBytes = new byte[] { 65, 83, 67, 73, 73, 0, 0, 0, 73, 32, 97, 109, 32, 97, 32, 99, 111, 109, 109, 101, 110, 116, 46, 32, 89, 101, 121, 46, 0 };
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal("I am a comment. Yey.", descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
public void TestUserCommentDescription_ZeroLengthAscii1()
{
// the 10-byte encoding region is only partially full
var commentBytes = Encoding.UTF8.GetBytes("ASCII\x0\x0\x0");
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal("ASCII", descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
public void TestUnicodeComment_ActualBytes()
{
var commentBytes = new byte[] { 85, 78, 73, 67, 79, 68, 69, 0, 84, 0, 104, 0, 105, 0, 115, 0, 32, 0, 109, 0, 97, 0, 114, 0, 109, 0, 111, 0, 116, 0, 32, 0, 105, 0, 115, 0, 32, 0, 103, 0, 101, 0, 116, 0, 116, 0, 105, 0, 110, 0, 103, 0, 32
, 0, 99, 0, 108, 0, 111, 0, 115, 0, 101, 0, 46, 0, 46, 0, 46, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0,
32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32
, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32,
0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0, 32, 0 };
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal("This marmot is getting close...", descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
public void TestUserCommentDescription_ZeroLengthAscii2()
{
// fill the 10-byte encoding region
var commentBytes = Encoding.UTF8.GetBytes("ASCII\x0\x0\x0\x0\x0");
var directory = new ExifSubIfdDirectory();
directory.Set(ExifDirectoryBase.TagUserComment, commentBytes);
var descriptor = new ExifSubIfdDescriptor(directory);
Assert.Equal(string.Empty, descriptor.GetDescription(ExifDirectoryBase.TagUserComment));
}
