public void TestYResolutionDescription()
{
var directory = new ExifIfd0Directory();
directory.Set(ExifDirectoryBase.TagYResolution, new Rational(50, 1));
// 3 is for 'cm'
directory.Set(ExifDirectoryBase.TagResolutionUnit, 3);
var descriptor = new ExifIfd0Descriptor(directory);
Assert.Equal("50 dots per cm", descriptor.GetDescription(ExifDirectoryBase.TagYResolution));
}
public void TestXResolutionDescription()
{
var directory = new ExifIfd0Directory();
directory.Set(ExifDirectoryBase.TagXResolution, new Rational(72, 1));
// 2 is for 'Inch'
directory.Set(ExifDirectoryBase.TagResolutionUnit, 2);
var descriptor = new ExifIfd0Descriptor(directory);
Assert.Equal("72 dots per inch", descriptor.GetDescription(ExifDirectoryBase.TagXResolution));
}
public void TestToString()
{
Directory directory = new ExifIfd0Directory();
Assert.Equal("Exif IFD0 Directory (0 tags)", directory.ToString());
directory.Set(1, "Tag 1");
Assert.Equal("Exif IFD0 Directory (1 tag)", directory.ToString());
directory.Set(2, "Tag 2");
Assert.Equal("Exif IFD0 Directory (2 tags)", directory.ToString());
}