public void SetDisplayRectLocation_InvokeWithHandle_Success(bool autoScroll, int x, int y, Rectangle expectedDisplayRectangle, Rectangle expectedBounds)
{
var control = new SubScrollableControl
{
AutoScroll = autoScroll,
ClientSize = new Size(70, 80)
};
// Without child.
control.SetDisplayRectLocation(x, y);
Assert.Equal(new Rectangle(0, 0, 70, 80), control.DisplayRectangle);
Assert.Equal(Point.Empty, control.AutoScrollPosition);
// With child.
var child = new LargeControl();
control.Controls.Add(child);
Assert.Equal(new Rectangle(0, 0, 100, 150), child.Bounds);
// With created handle.
Assert.NotEqual(IntPtr.Zero, child.Handle);
control.SetDisplayRectLocation(x, y);
Assert.Equal(expectedDisplayRectangle, control.DisplayRectangle);
Assert.Equal(expectedDisplayRectangle.Location, control.AutoScrollPosition);
Assert.Equal(expectedBounds, child.Bounds);
}
public void SetDisplayRectLocation_Invoke_Success(bool autoScroll, int width, int height, int scrollX, int scrollY, Point expectedDisplayRectangleLocation, Size expectedDisplayRectangleSize)
{
var control = new SubScrollableControl
{
AutoScroll = autoScroll,
ClientSize = new Size(width, height)
};
// Without child.
control.SetDisplayRectLocation(scrollX, scrollY);
Assert.Equal(new Rectangle(0, 0, width, height), control.DisplayRectangle);
Assert.Equal(Point.Empty, control.AutoScrollPosition);
// With child.
var child = new LargeControl();
control.Controls.Add(child);
Assert.Equal(child.ExpectedSize, child.Bounds);
control.SetDisplayRectLocation(scrollX, scrollY);
Assert.Equal(expectedDisplayRectangleSize, control.DisplayRectangle.Size);
Assert.Equal(expectedDisplayRectangleLocation, control.DisplayRectangle.Location);
Assert.Equal(expectedDisplayRectangleLocation, control.AutoScrollPosition);
Assert.Equal(child.ExpectedSize, child.Bounds);
}
public static IEnumerable <object[]> ScrollControlIntoView_TestData()
{
// Can't scroll - invalid child.
yield return(new object[] { true, true, true, new Size(70, 80), null, new Rectangle(0, 0, 70, 80) });
yield return(new object[] { false, true, true, new Size(70, 80), null, new Rectangle(0, 0, 70, 80) });
yield return(new object[] { true, true, true, new Size(70, 80), new Control(), new Rectangle(0, 0, 70, 80) });
// Can't scroll - not AutoScroll.
yield return(new object[] { false, true, true, new Size(70, 80), new LargeControl(), new Rectangle(0, 0, 70, 80) });
// Can't scroll - not HScroll or VScroll.
yield return(new object[] { true, false, false, new Size(70, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
// Can't scroll - empty.
yield return(new object[] { true, false, false, new Size(0, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, false, false, new Size(-1, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, false, false, new Size(70, 0), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, false, false, new Size(70, -1), new LargeControl(), new Rectangle(0, 0, 100, 150) });
// Can scroll.
yield return(new object[] { true, true, false, new Size(70, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, false, true, new Size(70, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, true, true, new Size(70, 80), new LargeControl(), new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, true, false, new Size(70, 80), new SmallControl(), new Rectangle(0, 0, 70, 80) });
yield return(new object[] { true, false, true, new Size(70, 80), new SmallControl(), new Rectangle(0, 0, 70, 80) });
yield return(new object[] { true, true, true, new Size(70, 80), new SmallControl(), new Rectangle(0, 0, 70, 80) });
foreach (bool hScroll in new bool[] { true, false })
{
var childControl = new SmallControl();
var parentControl = new LargeControl();
parentControl.Controls.Add(childControl);
yield return(new object[] { true, true, true, new Size(70, 80), parentControl, new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, hScroll, true, new Size(70, 80), childControl, new Rectangle(0, 0, 100, 150) });
}
foreach (bool vScroll in new bool[] { true, false })
{
var childControl = new SmallControl();
var parentControl = new LargeControl();
parentControl.Controls.Add(childControl);
yield return(new object[] { true, true, true, new Size(70, 80), parentControl, new Rectangle(0, 0, 100, 150) });
yield return(new object[] { true, true, vScroll, new Size(70, 80), childControl, new Rectangle(0, 0, 100, 150) });
}
}
