public void BehaviorBackColor ()
{
ToolStrip ts = new ToolStrip ();
ToolStripItem tsi = new ToolStripControlHost (new Control ());
ts.Items.Add (tsi);
Assert.AreEqual (SystemColors.Control, ts.BackColor, "C1");
Assert.AreEqual (SystemColors.Control, tsi.BackColor, "C2");
ts.BackColor = Color.BlueViolet;
Assert.AreEqual (Color.BlueViolet, ts.BackColor, "C3");
Assert.AreEqual (SystemColors.Control, tsi.BackColor, "C4");
tsi.BackColor = Color.Snow;
Assert.AreEqual (Color.BlueViolet, ts.BackColor, "C5");
Assert.AreEqual (Color.Snow, tsi.BackColor, "C6");
tsi.ResetBackColor ();
Assert.AreEqual (SystemColors.Control, tsi.BackColor, "C7");
}