public void Panel_OnResize_Invoke_CallsResize(EventArgs eventArgs)
{
using var control = new SubPanel();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int layoutCallCount = 0;
control.Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("Bounds", e.AffectedProperty);
layoutCallCount++;
};
// Call with handler.
control.Resize += handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(1, layoutCallCount);
// Remove handler.
control.Resize -= handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(2, layoutCallCount);
}
public void Panel_OnResize_InvokeWithResizeRedraw_CallsResizeAndInvalidate(EventArgs eventArgs)
{
var control = new SubPanel();
control.SetStyle(ControlStyles.ResizeRedraw, true);
Assert.NotEqual(IntPtr.Zero, control.Handle);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int invalidatedCallCount = 0;
InvalidateEventHandler invalidatedHandler = (sender, e) => invalidatedCallCount++;
// Call with handler.
control.Resize += handler;
control.Invalidated += invalidatedHandler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(1, invalidatedCallCount);
// Remove handler.
control.Resize -= handler;
control.Invalidated -= invalidatedHandler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(1, invalidatedCallCount);
}
public void Panel_OnResize_Invoke_CallsResize(EventArgs eventArgs)
{
var control = new SubPanel();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
// Call with handler.
control.Resize += handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(0, invalidatedCallCount);
// Remove handler.
control.Resize -= handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(0, invalidatedCallCount);
}
public void Panel_OnResize_InvokeWithDesignMode_CallsResize(bool resizeRedraw, BorderStyle borderStyle, EventArgs eventArgs, int expectedInvalidatedCallCount)
{
var mockSite = new Mock <ISite>(MockBehavior.Strict);
mockSite
.Setup(s => s.Container)
.Returns((IContainer)null);
mockSite
.Setup(s => s.DesignMode)
.Returns(true);
mockSite
.Setup(s => s.GetService(typeof(AmbientProperties)))
.Returns(null);
using var control = new SubPanel
{
Site = mockSite.Object,
BorderStyle = borderStyle
};
control.SetStyle(ControlStyles.ResizeRedraw, resizeRedraw);
Assert.NotEqual(IntPtr.Zero, control.Handle);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
// Call with handler.
control.Resize += handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.Resize -= handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount * 2, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public void Panel_OnResize_InvokeWithHandle_CallsResize(bool resizeRedraw, EventArgs eventArgs, int expectedInvalidatedCallCount)
{
using var control = new SubPanel();
control.SetStyle(ControlStyles.ResizeRedraw, resizeRedraw);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int layoutCallCount = 0;
control.Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("Bounds", e.AffectedProperty);
layoutCallCount++;
};
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
// Call with handler.
control.Resize += handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(1, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.Resize -= handler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(2, layoutCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount * 2, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public void Panel_OnResize_InvokeWithDesignModeAndResizeRedraw_CallsResizeAndInvalidate(EventArgs eventArgs)
{
var mockSite = new Mock <ISite>(MockBehavior.Strict);
mockSite
.Setup(s => s.DesignMode)
.Returns(true);
mockSite
.Setup(s => s.GetService(typeof(AmbientProperties)))
.Returns(null);
var control = new SubPanel
{
Site = mockSite.Object
};
control.SetStyle(ControlStyles.ResizeRedraw, true);
Assert.NotEqual(IntPtr.Zero, control.Handle);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
int invalidatedCallCount = 0;
InvalidateEventHandler invalidatedHandler = (sender, e) => invalidatedCallCount++;
// Call with handler.
control.Resize += handler;
control.Invalidated += invalidatedHandler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(2, invalidatedCallCount);
// Remove handler.
control.Resize -= handler;
control.Invalidated -= invalidatedHandler;
control.OnResize(eventArgs);
Assert.Equal(1, callCount);
Assert.Equal(2, invalidatedCallCount);
}
