public void TestSetNewImage()
{
var imageSetter = new ImageSetterManipulator();
var originalImage = imageSetter.ManipulatedImage;
var newImage = new CodedImage {
Size = new Size(5, 5)
};
int[] newPixels, manipulatedPixels;
using (newImage.LockPixels(out newPixels))
{
for (int i = 0; i < newPixels.Length; i++)
{
newPixels[i] = i;
}
}
imageSetter.SetNewImage(newImage);
Assert.AreSame(originalImage, imageSetter.SourceImage, "Source image still should be same original object.");
Assert.AreSame(originalImage, imageSetter.ManipulatedImage, "Manipulated image still should be same original object.");
Assert.AreEqual(newImage.Size, imageSetter.ManipulatedImage.Size);
using (newImage.LockPixels(out newPixels))
using (imageSetter.ManipulatedImage.LockPixels(out manipulatedPixels))
{
Assert.AreEqual(newPixels.Length, manipulatedPixels.Length);
for (int i = 0; i < newPixels.Length; i++)
{
Assert.AreEqual(newPixels[i], manipulatedPixels[i], string.Format("Pixels in position {0} should be same", i));
}
}
}
public void TestOperationsCallsOnImageChanged()
{
var imageSetter = new ImageSetterManipulator();
var childManipulator = new ImageManipulatorTest.DummyManipulator(imageSetter);
var newImage = new CodedImage {
Size = new Size(5, 5)
};
AssertActionCallsOnImageChanged(childManipulator, () => imageSetter.SetNewImage(newImage));
}
public void TestDefaults()
{
var imageSetter = new ImageSetterManipulator();
Assert.NotNull(imageSetter.SourceImage);
Assert.NotNull(imageSetter.ManipulatedImage);
Assert.AreSame(imageSetter.SourceImage, imageSetter.ManipulatedImage, "Manipulated and source images should be same instance.");
Assert.AreEqual(1, imageSetter.ManipulatedImage.Size.Width, "Default image should have width 1.");
Assert.AreEqual(1, imageSetter.ManipulatedImage.Size.Height, "Default image should have height 1.");
Assert.AreEqual(new CodedColor(255, 255, 255), imageSetter.ManipulatedImage[0, 0], "Default image should have white pixel.");
}
public override void TestRestoreManipulationsCore()
{
var imageSetter = new ImageSetterManipulator();
var originalImage = imageSetter.ManipulatedImage;
var newImage = new CodedImage {
Size = new Size(3, 2)
};
imageSetter.SetNewImage(newImage);
Assert.AreSame(originalImage, imageSetter.ManipulatedImage, "Precondition: manipulated image should be same original object.");
imageSetter.RestoreManipulations();
Assert.AreSame(originalImage, imageSetter.ManipulatedImage, "Manipulated image still should be same original object.");
imageSetter.Reset();
Assert.AreSame(originalImage, imageSetter.ManipulatedImage, "Manipulated image still should be same original object.");
}
public override void TestRestoreManipulationsCore()
{
var srcImage = new CodedImage {
Size = new Size(3, 2)
};
var imageSetter = new ImageSetterManipulator();
imageSetter.SetNewImage(srcImage);
var rotator = new ImageRotateManipulator(imageSetter);
rotator.RotateCW();
Assert.AreEqual(new Size(2, 3), rotator.ManipulatedImage.Size, "Manipulated image should be rotated.");
srcImage.Size = new Size(5, 4);
Assert.AreEqual(new Size(2, 3), rotator.ManipulatedImage.Size, "Manipulated image should not change.");
imageSetter.SetNewImage(srcImage);
Assert.AreEqual(new Size(5, 4), rotator.ManipulatedImage.Size, "Flip/Rotation manipulation should not be restored when called by parent manipulator.");
rotator.RestoreManipulations("W");
Assert.AreEqual(new Size(4, 5), rotator.ManipulatedImage.Size, "Flip/Rotation manipulation should restored when called manually.");
}
