public void ToolStripRenderer_DrawItemImage_Invoke_CallsRenderItemImage(Graphics graphics, ToolStripItem item, Image image, Rectangle imageRectangle)
{
var eventArgs = new ToolStripItemImageRenderEventArgs(graphics, item, image, imageRectangle);
var renderer = new SubToolStripRenderer();
int callCount = 0;
ToolStripItemImageRenderEventHandler handler = (sender, e) =>
{
Assert.Same(renderer, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
renderer.RenderItemImage += handler;
renderer.DrawItemImage(eventArgs);
Assert.Equal(1, callCount);
// Remove handler.
renderer.RenderItemImage -= handler;
renderer.DrawItemImage(eventArgs);
Assert.Equal(1, callCount);
}
public void ToolStripRenderer_DrawItemImage_NullE_ThrowsArgumentNullException()
{
var renderer = new SubToolStripRenderer();
Assert.Throws <ArgumentNullException>("e", () => renderer.DrawItemImage(null));
}
