public void Test_ExifTag()
{
var exifProfile = new ExifProfile();
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)1);
ExifValue value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("None", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)2);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("Inches", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)3);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("Centimeter", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)4);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("4", value.ToString());
exifProfile.SetValue(ExifTag.ImageWidth, 123);
value = exifProfile.GetValue(ExifTag.ImageWidth);
Assert.AreEqual("123", value.ToString());
}