public void ToStringMethod()
{
var 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());
}
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 ParseIfd0Directory_ValidDirectory_AllMetadata()
{
var ifd0Directory = new ExifIfd0Directory();
var photo = new Photo("");
var make = "TestMake";
var model = "TestModel";
var dateTime = DateTime.Today;
ifd0Directory.Set(ExifIfd0Directory.TagMake, make);
ifd0Directory.Set(ExifIfd0Directory.TagModel, model);
ifd0Directory.Set(ExifIfd0Directory.TagDateTime, dateTime);
ifd0Directory.Parse(photo);
var actualMake = photo.Make;
var actualModel = photo.Model;
var actualDateTime = photo.DateTime;
Assert.Equal(make, actualMake);
Assert.Equal(model, actualModel);
Assert.Equal(dateTime, actualDateTime);
}
public void Parse_InvalidDateFormat()
{
var dir = new ExifIfd0Directory();
dir.Set(ExifIfd0Directory.TagDateTimeOriginal, " : : : : ");
var metadata = new Mock <IExifMetadata>();
metadata.Setup(mock => mock.GetDirectoryOfType <ExifIfd0Directory>()).Returns(dir);
var parser = new ExifAttributeParser <ExifIfd0Directory>("test", ExifIfd0Directory.TagDateTimeOriginal, AttributeType.DateTime);
var attr = parser.Parse(metadata.Object);
Assert.IsNull(attr);
}