private static void TestValue(IptcProfile profile, IptcTag tag, string expectedValue)
{
IptcValue value = profile.GetValue(tag);
Assert.IsNotNull(value);
Assert.AreEqual(expectedValue, value.Value);
}
public void Encoding_SetToNull_NotChanged()
{
IptcValue value = GetIptcValue();
value.Encoding = null;
Assert.IsNotNull(value.Encoding);
}
public void Test_Properties()
{
IptcValue value = GetIptcValue();
Assert.AreEqual(IptcTag.Caption, value.Tag);
Assert.AreEqual("Communications", value.ToString());
Assert.AreEqual("Communications", value.Value);
Assert.AreEqual(14, value.ToByteArray().Length);
}
public void Test_IEquatable()
{
IptcValue first = GetIptcValue();
IptcValue second = GetIptcValue();
Assert.IsTrue(first == second);
Assert.IsTrue(first.Equals(second));
Assert.IsTrue(first.Equals((object)second));
}
public void IptcValue_CloneIsDeep()
{
// arrange
var iptcValue = new IptcValue(IptcTag.Caption, System.Text.Encoding.UTF8, "test", true);
// act
IptcValue clone = iptcValue.DeepClone();
clone.Value = "changed";
// assert
Assert.NotEqual(iptcValue.Value, clone.Value);
}
public void CanDecodeImage_WithIptcDataAsLong <TPixel>(TestImageProvider <TPixel> provider)
where TPixel : unmanaged, IPixel <TPixel>
{
using Image <TPixel> image = provider.GetImage(TiffDecoder);
IptcProfile iptcProfile = image.Frames.RootFrame.Metadata.IptcProfile;
Assert.NotNull(iptcProfile);
IptcValue byline = iptcProfile.Values.FirstOrDefault(data => data.Tag == IptcTag.Byline);
Assert.NotNull(byline);
Assert.Equal("Studio Mantyniemi", byline.Value);
}
public void IptcProfile_SetDateValue_Works(IptcTag tag)
{
// arrange
var profile = new IptcProfile();
var datetime = new DateTimeOffset(new DateTime(1994, 3, 17));
// act
profile.SetDateTimeValue(tag, datetime);
// assert
IptcValue actual = profile.GetValues(tag).First();
Assert.Equal("19940317", actual.Value);
}
public void Test_Encoding()
{
IptcValue value = GetIptcValue();
Assert.AreEqual("Communications", value.Value);
value.Encoding = Encoding.UTF32;
Assert.AreNotEqual("Communications", value.Value);
value.Value = "Communications";
Assert.AreEqual("Communications", value.Value);
value.Encoding = Encoding.UTF8;
Assert.AreNotEqual("Communications", value.Value);
}
public void IptcProfile_SetTimeValue_Works(IptcTag tag)
{
// arrange
var profile = new IptcProfile();
var dateTimeUtc = new DateTime(1994, 3, 17, 14, 15, 16, DateTimeKind.Utc);
DateTimeOffset dateTimeOffset = new DateTimeOffset(dateTimeUtc).ToOffset(TimeSpan.FromHours(2));
// act
profile.SetDateTimeValue(tag, dateTimeOffset);
// assert
IptcValue actual = profile.GetValues(tag).First();
Assert.Equal("161516+0200", actual.Value);
}
public void IptcProfile_SetValue_WithStrictOption_Works(IptcTag tag)
{
// arrange
var profile = new IptcProfile();
var value = new string('s', tag.MaxLength() + 1);
var expectedLength = tag.MaxLength();
// act
profile.SetValue(tag, value);
// assert
IptcValue actual = profile.GetValues(tag).First();
Assert.Equal(expectedLength, actual.Value.Length);
}
public void Test_Encoding()
{
IptcValue value = GetIptcValue();
ExceptionAssert.Throws <ArgumentNullException>(delegate()
{
value.Encoding = null;
});
Assert.AreEqual("Communications", value.Value);
value.Encoding = Encoding.UTF32;
Assert.AreNotEqual("Communications", value.Value);
value.Value = "Communications";
Assert.AreEqual("Communications", value.Value);
value.Encoding = Encoding.Default;
Assert.AreNotEqual("Communications", value.Value);
}
public void Test_ToString()
{
IptcValue value = GetIptcValue();
Assert.AreEqual("Communications", value.ToString());
Assert.AreEqual("Communications", value.ToString(Encoding.UTF8));
Assert.AreNotEqual("Communications", value.ToString(Encoding.UTF32));
value.Encoding = Encoding.UTF32;
value.Value = "Test";
Assert.AreEqual("Test", value.ToString());
Assert.AreEqual("Test", value.ToString(Encoding.UTF32));
Assert.AreNotEqual("Test", value.ToString(Encoding.UTF8));
value.Value = "";
Assert.AreEqual("", value.ToString());
value.Value = "Test";
Assert.AreEqual("Test", value.ToString());
value.Value = null;
Assert.AreEqual("", value.ToString());
}
public void Test_SetValue()
{
using (MemoryStream memStream = new MemoryStream())
{
string credit = null;
for (int i = 0; i < 255; i++)
{
credit += i.ToString() + ".";
}
using (IMagickImage image = new MagickImage(Files.FujiFilmFinePixS1ProJPG))
{
IptcProfile profile = image.GetIptcProfile();
TestProfileValues(profile);
IptcValue value = profile.GetValue(IptcTag.Title);
TestValue(value, "Communications");
profile.SetValue(IptcTag.Title, "Magick.NET Title");
TestValue(value, "Magick.NET Title");
value = profile.GetValue(IptcTag.Title);
TestValue(value, "Magick.NET Title");
value = profile.Values.FirstOrDefault(val => val.Tag == IptcTag.ReferenceNumber);
Assert.IsNull(value);
profile.SetValue(IptcTag.ReferenceNumber, "Magick.NET ReferenceNümber");
value = profile.GetValue(IptcTag.ReferenceNumber);
TestValue(value, "Magick.NET ReferenceNümber");
profile.SetValue(IptcTag.Credit, credit);
value = profile.GetValue(IptcTag.Credit);
TestValue(value, credit);
// Remove the 8bim profile so we can overwrite the iptc profile.
image.RemoveProfile("8bim");
image.AddProfile(profile);
image.Write(memStream);
memStream.Position = 0;
}
using (IMagickImage image = new MagickImage(memStream))
{
IptcProfile profile = image.GetIptcProfile();
TestProfileValues(profile, 19);
IptcValue value = profile.GetValue(IptcTag.Title);
TestValue(value, "Magick.NET Title");
value = profile.GetValue(IptcTag.ReferenceNumber);
TestValue(value, "Magick.NET ReferenceNümber");
value = profile.GetValue(IptcTag.Credit);
TestValue(value, credit);
ExceptionAssert.Throws <ArgumentNullException>(delegate()
{
profile.SetValue(IptcTag.Caption, null, "Test");
});
profile.SetValue(IptcTag.Caption, "Test");
value = profile.Values.ElementAt(1);
Assert.AreEqual("Test", value.Value);
profile.SetValue(IptcTag.Caption, Encoding.UTF32, "Test");
Assert.AreEqual(Encoding.UTF32, value.Encoding);
Assert.AreEqual("Test", value.Value);
Assert.IsTrue(profile.RemoveValue(IptcTag.Caption));
Assert.IsFalse(profile.RemoveValue(IptcTag.Caption));
Assert.IsNull(profile.GetValue(IptcTag.Caption));
}
}
}
private static void TestValue(IptcValue value, string expected)
{
Assert.IsNotNull(value);
Assert.AreEqual(expected, value.Value);
}
private static void TestValue(IptcValue value, string expected)
{
Assert.IsNotNull(value);
Assert.AreEqual(expected, value.Value);
}
