[InlineData("disabled")] // The form has disabled control
public void FormAccessibleObject_RaiseFocusEvent_WhenFormGetsFocus_WithoutActiveControl(string controlCase)
{
using Form form = new FocusEventsCounterForm();
using Control control = controlCase switch
{
"null" => null,
"invisible" => new Button()
{
Visible = false
},
"disabled" => new Button()
{
Enabled = false
},
_ => null
};
form.Controls.Add(control);
form.CreateControl(true);
var accessibleObject = (FocusEventsCounterFormAccessibleObject)form.AccessibilityObject;
Assert.NotNull(accessibleObject);
Assert.Equal(0, accessibleObject.RaiseAutomationFocusEventCallsCount);
Assert.True(form.IsHandleCreated);
form.Visible = true;
form.Focus();
Assert.Null(form.ActiveControl);
Assert.Equal(1, accessibleObject.RaiseAutomationFocusEventCallsCount);
}
public void FormAccessibleObject_RaiseFocusEvent_WhenFormGetsFocus_WithActiveControl()
{
using Form form = new FocusEventsCounterForm();
using Button control = new();
form.Controls.Add(control);
form.CreateControl(true);
var accessibleObject = (FocusEventsCounterFormAccessibleObject)form.AccessibilityObject;
Assert.NotNull(accessibleObject);
Assert.Equal(0, accessibleObject.RaiseAutomationFocusEventCallsCount);
Assert.True(form.IsHandleCreated);
form.Visible = true;
control.Visible = true;
form.Focus();
Assert.NotNull(form.ActiveControl);
// The child control gets the focus changed event instead of the form.
// Native control does it itself, so a screen reader should focus on the inner control.
Assert.Equal(0, accessibleObject.RaiseAutomationFocusEventCallsCount);
}