public void ByteViewer_OnPaint_InvokeWithHandle_CallsPaint()
{
using var image = new Bitmap(10, 10);
using Graphics graphics = Graphics.FromImage(image);
var eventArgs = new PaintEventArgs(graphics, Rectangle.Empty);
using var control = new SubByteViewer();
int callCount = 0;
PaintEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Paint += handler;
control.OnPaint(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.Paint -= handler;
control.OnPaint(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
public void ByteViewer_ScrollChanged_InvokeWithHandle_Success(object source, EventArgs e)
{
using var control = new SubByteViewer();
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++;
control.ScrollChanged(source, e);
Assert.True(control.IsHandleCreated);
Assert.Equal(1, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Call again.
control.ScrollChanged(source, e);
Assert.True(control.IsHandleCreated);
Assert.Equal(2, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public void ByteViewer_GetStyle_Invoke_ReturnsExpected(ControlStyles flag, bool expected)
{
using var control = new SubByteViewer();
Assert.Equal(expected, control.GetStyle(flag));
// Call again to test caching.
Assert.Equal(expected, control.GetStyle(flag));
}
public void ByteViewer_ScrollChanged_Invoke_Success(object source, EventArgs e)
{
using var control = new SubByteViewer();
control.ScrollChanged(source, e);
Assert.False(control.IsHandleCreated);
// Call again.
control.ScrollChanged(source, e);
Assert.False(control.IsHandleCreated);
}
public void ByteViewer_OnPaint_InvokeWithBytesWithHandle_CallsPaint(byte[] bytes, DisplayMode displayMode)
{
using var image = new Bitmap(10, 10);
using Graphics graphics = Graphics.FromImage(image);
var eventArgs = new PaintEventArgs(graphics, Rectangle.Empty);
using var control = new SubByteViewer();
control.SetBytes(bytes);
control.SetDisplayMode(displayMode);
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++;
int callCount = 0;
PaintEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Paint += handler;
control.OnPaint(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.Paint -= handler;
control.OnPaint(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public void ByteViewer_CreateParams_GetDefault_ReturnsExpected()
{
using var control = new SubByteViewer();
CreateParams createParams = control.CreateParams;
Assert.Null(createParams.Caption);
Assert.Null(createParams.ClassName);
Assert.Equal(0x8, createParams.ClassStyle);
Assert.Equal(0x10000, createParams.ExStyle);
Assert.Equal(control.Height, createParams.Height);
Assert.Equal(IntPtr.Zero, createParams.Parent);
Assert.Null(createParams.Param);
Assert.Equal(0x56000000, createParams.Style);
Assert.Equal(control.Width, createParams.Width);
Assert.Equal(0, createParams.X);
Assert.Equal(0, createParams.Y);
Assert.Same(createParams, control.CreateParams);
Assert.False(control.IsHandleCreated);
}
public void ByteViewer_OnKeyDown_Invoke_CallsKeyDown(KeyEventArgs eventArgs)
{
using var control = new SubByteViewer();
int callCount = 0;
KeyEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.KeyDown += handler;
control.OnKeyDown(eventArgs);
Assert.Equal(0, callCount);
// Remove handler.
control.KeyDown -= handler;
control.OnKeyDown(eventArgs);
Assert.Equal(0, callCount);
}
public void ByteViewer_OnLayout_InvokeWithHandle_CallsLayout(LayoutEventArgs eventArgs)
{
using var control = new SubByteViewer();
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++;
int callCount = 0;
LayoutEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Layout += handler;
control.OnLayout(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(1, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Remove handler.
control.Layout -= handler;
control.OnLayout(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(2, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public void ByteViewer_OnLayout_Invoke_CallsLayout(LayoutEventArgs eventArgs)
{
using var control = new SubByteViewer();
int callCount = 0;
LayoutEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Layout += handler;
control.OnLayout(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.Layout -= handler;
control.OnLayout(eventArgs);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
public void ByteViewer_OnHandleDestroyed_InvokeWithHandle_CallsHandleDestroyed(EventArgs eventArgs)
{
using var control = new SubByteViewer();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.HandleDestroyed += handler;
control.OnHandleDestroyed(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
// Remove handler.
control.HandleDestroyed -= handler;
control.OnHandleDestroyed(eventArgs);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
}
public void ByteViewer_OnPaint_NullE_ThrowsNullReferenceException()
{
using var control = new SubByteViewer();
Assert.Throws <NullReferenceException>(() => control.OnPaint(null));
}
public void ByteViewer_GetTopLevel_Invoke_ReturnsExpected()
{
using var control = new SubByteViewer();
Assert.False(control.GetTopLevel());
}
public void ByteViewer_Ctor_Default()
{
using var control = new SubByteViewer();
Assert.Null(control.AccessibleDefaultActionDescription);
Assert.Null(control.AccessibleDescription);
Assert.Null(control.AccessibleName);
Assert.Equal(AccessibleRole.Default, control.AccessibleRole);
Assert.False(control.AllowDrop);
Assert.Equal(AnchorStyles.Top | AnchorStyles.Left, control.Anchor);
Assert.False(control.AutoScroll);
Assert.Equal(Size.Empty, control.AutoScrollMargin);
Assert.Equal(Size.Empty, control.AutoScrollMinSize);
Assert.Equal(Point.Empty, control.AutoScrollPosition);
Assert.False(control.AutoSize);
Assert.Equal(AutoSizeMode.GrowOnly, control.AutoSizeMode);
Assert.Equal(Control.DefaultBackColor, control.BackColor);
Assert.Null(control.BackgroundImage);
Assert.Equal(ImageLayout.Tile, control.BackgroundImageLayout);
Assert.Null(control.BindingContext);
Assert.Equal(BorderStyle.None, control.BorderStyle);
Assert.True(control.Bottom > 0);
Assert.Equal(new Rectangle(0, 0, control.Width, control.Height), control.Bounds);
Assert.True(control.CanEnableIme);
Assert.False(control.CanFocus);
Assert.True(control.CanRaiseEvents);
Assert.False(control.CanSelect);
Assert.False(control.Capture);
Assert.True(control.CausesValidation);
Assert.Equal(TableLayoutPanelCellBorderStyle.Inset, control.CellBorderStyle);
Assert.Equal(new Rectangle(0, 0, control.Width, control.Height), control.ClientRectangle);
Assert.Equal(new Size(control.Width, control.Height), control.ClientSize);
Assert.Equal(1, control.ColumnCount);
ColumnStyle columnStyle = Assert.IsType <ColumnStyle>(Assert.Single(control.ColumnStyles));
Assert.Equal(SizeType.Percent, columnStyle.SizeType);
Assert.Equal(100F, columnStyle.Width);
Assert.Same(control.LayoutSettings.ColumnStyles, control.ColumnStyles);
Assert.Null(control.Container);
Assert.False(control.ContainsFocus);
Assert.Null(control.ContextMenuStrip);
Assert.NotEmpty(control.Controls);
Assert.Same(control.Controls, control.Controls);
Assert.False(control.Created);
Assert.Equal(Cursors.Default, control.Cursor);
Assert.Equal(Cursors.Default, control.DefaultCursor);
Assert.Equal(ImeMode.Inherit, control.DefaultImeMode);
Assert.Equal(new Padding(3), control.DefaultMargin);
Assert.Equal(Size.Empty, control.DefaultMaximumSize);
Assert.Equal(Size.Empty, control.DefaultMinimumSize);
Assert.Equal(Padding.Empty, control.DefaultPadding);
Assert.Equal(new Size(200, 100), control.DefaultSize);
Assert.False(control.DesignMode);
Assert.Equal(new Rectangle(0, 0, control.Width, control.Height), control.DisplayRectangle);
Assert.Equal(DockStyle.None, control.Dock);
Assert.NotNull(control.DockPadding);
Assert.Same(control.DockPadding, control.DockPadding);
Assert.Equal(0, control.DockPadding.Top);
Assert.Equal(0, control.DockPadding.Bottom);
Assert.Equal(0, control.DockPadding.Left);
Assert.Equal(0, control.DockPadding.Right);
Assert.True(control.DoubleBuffered);
Assert.True(control.Enabled);
Assert.NotNull(control.Events);
Assert.Same(control.Events, control.Events);
Assert.False(control.Focused);
Assert.Equal(Control.DefaultFont, control.Font);
Assert.Equal(control.Font.Height, control.FontHeight);
Assert.Equal(Control.DefaultForeColor, control.ForeColor);
Assert.Equal(TableLayoutPanelGrowStyle.AddRows, control.GrowStyle);
Assert.True(control.HasChildren);
Assert.True(control.Height > 0);
Assert.NotNull(control.HorizontalScroll);
Assert.Same(control.HorizontalScroll, control.HorizontalScroll);
Assert.False(control.HScroll);
Assert.Equal(ImeMode.NoControl, control.ImeMode);
Assert.Equal(ImeMode.NoControl, control.ImeModeBase);
Assert.False(control.IsAccessible);
Assert.False(control.IsMirrored);
Assert.NotNull(control.LayoutEngine);
Assert.Same(control.LayoutEngine, control.LayoutEngine);
Assert.NotNull(control.LayoutSettings);
Assert.Same(control.LayoutSettings, control.LayoutSettings);
Assert.Equal(0, control.Left);
Assert.Equal(Point.Empty, control.Location);
Assert.Equal(new Padding(3), control.Margin);
Assert.Equal(Size.Empty, control.MaximumSize);
Assert.Equal(Size.Empty, control.MinimumSize);
Assert.Equal(Padding.Empty, control.Padding);
Assert.Null(control.Parent);
Assert.Equal(new Size(4, 4), control.PreferredSize);
Assert.Equal("Microsoft\u00AE .NET", control.ProductName);
Assert.False(control.RecreatingHandle);
Assert.Null(control.Region);
Assert.True(control.ResizeRedraw);
Assert.True(control.Right > 0);
Assert.Equal(RightToLeft.No, control.RightToLeft);
Assert.Equal(1, control.RowCount);
RowStyle rowStyle = Assert.IsType <RowStyle>(Assert.Single(control.RowStyles));
Assert.Equal(SizeType.Percent, rowStyle.SizeType);
Assert.Equal(100F, rowStyle.Height);
Assert.Same(control.LayoutSettings.RowStyles, control.RowStyles);
Assert.True(control.ShowFocusCues);
Assert.True(control.ShowKeyboardCues);
Assert.Equal(new Size(control.Width, control.Height), control.Size);
Assert.Equal(0, control.TabIndex);
Assert.False(control.TabStop);
Assert.Empty(control.Text);
Assert.Equal(0, control.Top);
Assert.Null(control.TopLevelControl);
Assert.False(control.UseWaitCursor);
Assert.True(control.Visible);
Assert.NotNull(control.VerticalScroll);
Assert.Same(control.VerticalScroll, control.VerticalScroll);
Assert.False(control.VScroll);
Assert.True(control.Width > 0);
Assert.False(control.IsHandleCreated);
}
public void ByteViewer_GetScrollState_Invoke_ReturnsExpected(int bit, bool expected)
{
using var control = new SubByteViewer();
Assert.Equal(expected, control.GetScrollState(bit));
}
public void ByteViewer_GetAutoSizeMode_Invoke_ReturnsExpected()
{
using var control = new SubByteViewer();
Assert.Equal(AutoSizeMode.GrowOnly, control.GetAutoSizeMode());
}
