public void RemoveAtFrame_CanRemoveFrameZeroIfMultipleFramesExist()
{
var collection = new ImageFrameCollection <Rgba32>(
this.Image,
new[] { new ImageFrame <Rgba32>(Configuration.Default, 10, 10), new ImageFrame <Rgba32>(Configuration.Default, 10, 10) });
collection.RemoveFrame(0);
Assert.Equal(1, collection.Count);
}
public void RemoveAtFrame_ThrowIfRemovingLastFrame()
{
using var imageFrame = new ImageFrame <Rgba32>(Configuration.Default, 10, 10);
var collection = new ImageFrameCollection <Rgba32>(
this.Image,
new[] { imageFrame });
InvalidOperationException ex = Assert.Throws <InvalidOperationException>(
() => collection.RemoveFrame(0));
Assert.Equal("Cannot remove last frame.", ex.Message);
}
public void RemoveAtFrame_ThrowIfRemovingLastFrame()
{
var collection = new ImageFrameCollection <Rgba32>(this.image, new[] {
new ImageFrame <Rgba32>(10, 10)
});
InvalidOperationException ex = Assert.Throws <InvalidOperationException>(() =>
{
collection.RemoveFrame(0);
});
Assert.Equal("Cannot remove last frame.", ex.Message);
}