Files
Terminal.Gui/Tests/UnitTestsParallelizable/View/Navigation/AdvanceFocusTests.cs
Tig fdeaa8331b Fixes #4298 - Updates test namespaces (#4299)
* Refactored test namespaces.
Moved some tests that were in wrong project.
Code cleanup

* Parrallel -> Parallel
2025-10-20 14:14:38 -06:00

692 lines
24 KiB
C#

using System.Runtime.Intrinsics;
using Xunit.Abstractions;
namespace UnitTests_Parallelizable.ViewTests;
public class AdvanceFocusTests ()
{
[Fact]
public void AdvanceFocus_CanFocus_Mixed ()
{
var r = new View ();
var v1 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v2 = new View { CanFocus = false, TabStop = TabBehavior.TabStop };
var v3 = new View { CanFocus = false, TabStop = TabBehavior.NoStop };
r.Add (v1, v2, v3);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.Dispose ();
}
[Theory]
[CombinatorialData]
public void AdvanceFocus_Change_CanFocus_Works ([CombinatorialValues (TabBehavior.NoStop, TabBehavior.TabStop, TabBehavior.TabGroup)] TabBehavior behavior)
{
var r = new View { CanFocus = true };
var v1 = new View ();
var v2 = new View ();
var v3 = new View ();
Assert.True (r.CanFocus);
Assert.False (v1.CanFocus);
Assert.False (v2.CanFocus);
Assert.False (v3.CanFocus);
r.Add (v1, v2, v3);
r.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
v1.CanFocus = true;
v1.TabStop = behavior;
r.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
v2.CanFocus = true;
v2.TabStop = behavior;
r.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
v3.CanFocus = true;
v3.TabStop = behavior;
r.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.True (v3.HasFocus);
r.Dispose ();
}
[Fact]
public void AdvanceFocus_SubViews_TabStop ()
{
TabBehavior behavior = TabBehavior.TabStop;
var top = new View { Id = "top", CanFocus = true };
var v1 = new View { Id = "v1", CanFocus = true, TabStop = behavior };
var v2 = new View { Id = "v2", CanFocus = true, TabStop = behavior };
var v3 = new View { Id = "v3", CanFocus = false, TabStop = behavior };
top.Add (v1, v2, v3);
// Cycle through v1 & v2
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v2.HasFocus);
// Should cycle back to v1
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
// Go backwards
top.AdvanceFocus (NavigationDirection.Backward, behavior);
Assert.True (v2.HasFocus);
top.AdvanceFocus (NavigationDirection.Backward, behavior);
Assert.True (v1.HasFocus);
top.Dispose ();
}
[Fact]
public void AdvanceFocus_Compound_SubView_TabStop ()
{
TabBehavior behavior = TabBehavior.TabStop;
var top = new View { Id = "top", CanFocus = true };
var compoundSubView = new View
{
CanFocus = true,
Id = "compoundSubView",
TabStop = behavior
};
var v1 = new View { Id = "v1", CanFocus = true, TabStop = behavior };
var v2 = new View { Id = "v2", CanFocus = true, TabStop = behavior };
var v3 = new View { Id = "v3", CanFocus = false, TabStop = behavior };
compoundSubView.Add (v1, v2, v3);
top.Add (compoundSubView);
// Cycle through v1 & v2
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
// Add another subview
View otherSubView = new ()
{
CanFocus = true,
TabStop = behavior,
Id = "otherSubView"
};
top.Add (otherSubView);
// Adding a focusable subview causes advancefocus
Assert.True (otherSubView.HasFocus);
Assert.False (v1.HasFocus);
// Cycle through v1 & v2
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
Assert.True (otherSubView.HasFocus);
// v2 was previously focused down the compoundSubView focus chain
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
top.Dispose ();
}
[Fact]
public void AdvanceFocus_CompoundCompound_SubView_TabStop ()
{
TabBehavior behavior = TabBehavior.TabStop;
var top = new View { Id = "top", CanFocus = true };
var topv1 = new View { Id = "topv1", CanFocus = true, TabStop = behavior };
var topv2 = new View { Id = "topv2", CanFocus = true, TabStop = behavior };
var topv3 = new View { Id = "topv3", CanFocus = false, TabStop = behavior };
top.Add (topv1, topv2, topv3);
var compoundSubView = new View
{
CanFocus = true,
Id = "compoundSubView",
TabStop = behavior
};
var v1 = new View { Id = "v1", CanFocus = true, TabStop = behavior };
var v2 = new View { Id = "v2", CanFocus = true, TabStop = behavior };
var v3 = new View { Id = "v3", CanFocus = false, TabStop = behavior };
compoundSubView.Add (v1, v2, v3);
var compoundCompoundSubView = new View
{
CanFocus = true,
Id = "compoundCompoundSubView",
TabStop = behavior
};
var v4 = new View { Id = "v4", CanFocus = true, TabStop = behavior };
var v5 = new View { Id = "v5", CanFocus = true, TabStop = behavior };
var v6 = new View { Id = "v6", CanFocus = false, TabStop = behavior };
compoundCompoundSubView.Add (v4, v5, v6);
compoundSubView.Add (compoundCompoundSubView);
top.Add (compoundSubView);
top.SetFocus ();
Assert.True (topv1.HasFocus);
// Cycle through topv2
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv2.HasFocus);
// Cycle v1, v2, v4, v5
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v1.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v2.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v4.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (v5.HasFocus);
// Should cycle back to topv1
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv1.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv2.HasFocus);
// Add another top subview. Should cycle to it after v5
View otherSubView = new ()
{
CanFocus = true,
TabStop = behavior,
Id = "otherSubView"
};
top.Add (otherSubView);
// Adding a focusable subview causes advancefocus
Assert.True (otherSubView.HasFocus);
// Cycle through topv1, topv2, v1, v2, v4, v5
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv1.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv2.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
// the above should have cycled to v5 since it was the previously most focused subview of compoundSubView
Assert.True (v5.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (otherSubView.HasFocus);
// Should cycle back to topv1
top.AdvanceFocus (NavigationDirection.Forward, behavior);
Assert.True (topv1.HasFocus);
top.Dispose ();
}
[Fact]
public void AdvanceFocus_Compound_SubView_TabGroup ()
{
var top = new View { Id = "top", CanFocus = true, TabStop = TabBehavior.TabGroup };
var compoundSubView = new View
{
CanFocus = true,
Id = "compoundSubView",
TabStop = TabBehavior.TabGroup
};
var tabStopView = new View { Id = "tabStop", CanFocus = true, TabStop = TabBehavior.TabStop };
var tabGroupView1 = new View { Id = "tabGroup1", CanFocus = true, TabStop = TabBehavior.TabGroup };
var tabGroupView2 = new View { Id = "tabGroup2", CanFocus = true, TabStop = TabBehavior.TabGroup };
compoundSubView.Add (tabStopView, tabGroupView1, tabGroupView2);
top.Add (compoundSubView);
top.SetFocus ();
Assert.True (tabStopView.HasFocus);
// TabGroup should cycle to tabGroup1 then tabGroup2
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabGroup);
Assert.False (tabStopView.HasFocus);
Assert.True (tabGroupView1.HasFocus);
Assert.False (tabGroupView2.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabGroup);
Assert.False (tabStopView.HasFocus);
Assert.False (tabGroupView1.HasFocus);
Assert.True (tabGroupView2.HasFocus);
// Add another TabGroup subview
View otherTabGroupSubView = new ()
{
CanFocus = true,
TabStop = TabBehavior.TabGroup,
Id = "otherTabGroupSubView"
};
top.Add (otherTabGroupSubView);
// Adding a focusable subview causes advancefocus
Assert.True (otherTabGroupSubView.HasFocus);
Assert.False (tabStopView.HasFocus);
// TabGroup navs to the other subview
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabGroup);
Assert.Equal (compoundSubView, top.Focused);
Assert.True (tabStopView.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabGroup);
Assert.Equal (compoundSubView, top.Focused);
Assert.True (tabGroupView1.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabGroup);
Assert.Equal (compoundSubView, top.Focused);
Assert.True (tabGroupView2.HasFocus);
// Now go backwards
top.AdvanceFocus (NavigationDirection.Backward, TabBehavior.TabGroup);
Assert.Equal (compoundSubView, top.Focused);
Assert.True (tabGroupView1.HasFocus);
top.AdvanceFocus (NavigationDirection.Backward, TabBehavior.TabGroup);
Assert.Equal (otherTabGroupSubView, top.Focused);
Assert.True (otherTabGroupSubView.HasFocus);
top.Dispose ();
}
[Fact]
public void AdvanceFocus_NoStop_And_CanFocus_True_No_Focus ()
{
var r = new View ();
var v1 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v2 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v3 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
r.Add (v1, v2, v3);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.Dispose ();
}
[Fact]
public void AdvanceFocus_NoStop_Change_Enables_Stop ()
{
var r = new View { CanFocus = true };
var v1 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v2 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v3 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
r.Add (v1, v2, v3);
v1.TabStop = TabBehavior.TabStop;
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
v2.TabStop = TabBehavior.TabStop;
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
v3.TabStop = TabBehavior.TabStop;
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.True (v3.HasFocus);
r.Dispose ();
}
[Fact]
public void AdvanceFocus_NoStop_Prevents_Stop ()
{
var r = new View ();
var v1 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v2 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
var v3 = new View { CanFocus = true, TabStop = TabBehavior.NoStop };
r.Add (v1, v2, v3);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
}
[Fact]
public void AdvanceFocus_Null_And_CanFocus_False_No_Advance ()
{
var r = new View ();
var v1 = new View ();
var v2 = new View ();
var v3 = new View ();
Assert.False (v1.CanFocus);
Assert.Null (v1.TabStop);
r.Add (v1, v2, v3);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
r.Dispose ();
}
[Fact]
public void AdvanceFocus_SubViews_Raises_HasFocusChanged ()
{
var top = new View
{
Id = "top",
CanFocus = true
};
var subView1 = new View
{
Id = "subView1",
CanFocus = true
};
var subView2 = new View
{
Id = "subView2",
CanFocus = true
};
top.Add (subView1, subView2);
var subView1HasFocusChangedTrueCount = 0;
var subView1HasFocusChangedFalseCount = 0;
subView1.HasFocusChanged += (s, e) =>
{
if (e.NewValue)
{
subView1HasFocusChangedTrueCount++;
}
else
{
subView1HasFocusChangedFalseCount++;
}
};
var subView2HasFocusChangedTrueCount = 0;
var subView2HasFocusChangedFalseCount = 0;
subView2.HasFocusChanged += (s, e) =>
{
if (e.NewValue)
{
subView2HasFocusChangedTrueCount++;
}
else
{
subView2HasFocusChangedFalseCount++;
}
};
top.SetFocus ();
Assert.True (top.HasFocus);
Assert.True (subView1.HasFocus);
Assert.False (subView2.HasFocus);
Assert.Equal (1, subView1HasFocusChangedTrueCount);
Assert.Equal (0, subView1HasFocusChangedFalseCount);
Assert.Equal (0, subView2HasFocusChangedTrueCount);
Assert.Equal (0, subView2HasFocusChangedFalseCount);
top.AdvanceFocus (NavigationDirection.Forward, null);
Assert.False (subView1.HasFocus);
Assert.True (subView2.HasFocus);
Assert.Equal (1, subView1HasFocusChangedTrueCount);
Assert.Equal (1, subView1HasFocusChangedFalseCount);
Assert.Equal (1, subView2HasFocusChangedTrueCount);
Assert.Equal (0, subView2HasFocusChangedFalseCount);
top.AdvanceFocus (NavigationDirection.Forward, null);
Assert.True (subView1.HasFocus);
Assert.False (subView2.HasFocus);
Assert.Equal (2, subView1HasFocusChangedTrueCount);
Assert.Equal (1, subView1HasFocusChangedFalseCount);
Assert.Equal (1, subView2HasFocusChangedTrueCount);
Assert.Equal (1, subView2HasFocusChangedFalseCount);
}
[Fact]
public void AdvanceFocus_SubViews_Raises_HasFocusChanging ()
{
var top = new View
{
Id = "top",
CanFocus = true
};
var subView1 = new View
{
Id = "subView1",
CanFocus = true
};
var subView2 = new View
{
Id = "subView2",
CanFocus = true
};
top.Add (subView1, subView2);
var subView1HasFocusChangingTrueCount = 0;
var subView1HasFocusChangingFalseCount = 0;
subView1.HasFocusChanging += (s, e) =>
{
if (e.NewValue)
{
subView1HasFocusChangingTrueCount++;
}
else
{
subView1HasFocusChangingFalseCount++;
}
};
var subView2HasFocusChangingTrueCount = 0;
var subView2HasFocusChangingFalseCount = 0;
subView2.HasFocusChanging += (s, e) =>
{
if (e.NewValue)
{
subView2HasFocusChangingTrueCount++;
}
else
{
subView2HasFocusChangingFalseCount++;
}
};
top.SetFocus ();
Assert.True (top.HasFocus);
Assert.True (subView1.HasFocus);
Assert.False (subView2.HasFocus);
Assert.Equal (1, subView1HasFocusChangingTrueCount);
Assert.Equal (0, subView1HasFocusChangingFalseCount);
Assert.Equal (0, subView2HasFocusChangingTrueCount);
Assert.Equal (0, subView2HasFocusChangingFalseCount);
top.AdvanceFocus (NavigationDirection.Forward, null);
Assert.False (subView1.HasFocus);
Assert.True (subView2.HasFocus);
Assert.Equal (1, subView1HasFocusChangingTrueCount);
Assert.Equal (1, subView1HasFocusChangingFalseCount);
Assert.Equal (1, subView2HasFocusChangingTrueCount);
Assert.Equal (0, subView2HasFocusChangingFalseCount);
top.AdvanceFocus (NavigationDirection.Forward, null);
Assert.True (subView1.HasFocus);
Assert.False (subView2.HasFocus);
Assert.Equal (2, subView1HasFocusChangingTrueCount);
Assert.Equal (1, subView1HasFocusChangingFalseCount);
Assert.Equal (1, subView2HasFocusChangingTrueCount);
Assert.Equal (1, subView2HasFocusChangingFalseCount);
}
[Fact]
public void AdvanceFocus_With_CanFocus_Are_All_True ()
{
var top = new View { Id = "top", CanFocus = true };
var v1 = new View { Id = "v1", CanFocus = true };
var v2 = new View { Id = "v2", CanFocus = true };
var v3 = new View { Id = "v3", CanFocus = true };
top.Add (v1, v2, v3);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.True (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.True (v2.HasFocus);
Assert.False (v3.HasFocus);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.False (v1.HasFocus);
Assert.False (v2.HasFocus);
Assert.True (v3.HasFocus);
top.Dispose ();
}
[Theory]
[CombinatorialData]
public void TabStop_And_CanFocus_Are_Decoupled (bool canFocus, TabBehavior tabStop)
{
var view = new View { CanFocus = canFocus, TabStop = tabStop };
Assert.Equal (canFocus, view.CanFocus);
Assert.Equal (tabStop, view.TabStop);
}
[Fact]
public void AdvanceFocus_Cycles_Through_Peers_And_All_Nested_SubViews_When_Multiple ()
{
var top = new View { Id = "top", CanFocus = true };
View peer1 = new View
{
CanFocus = true,
Id = "peer1",
};
var peer2 = new View
{
CanFocus = true,
Id = "peer2",
};
var peer2SubView = new View
{
Id = "peer2SubView", CanFocus = true
};
var v1 = new View { Id = "v1", CanFocus = true };
var v2 = new View { Id = "v2", CanFocus = true };
peer2SubView.Add (v1, v2);
peer2.Add (peer2SubView);
top.Add (peer1, peer2);
top.SetFocus ();
Assert.Equal (peer1, top.MostFocused);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.Equal (v1, top.MostFocused);
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.Equal (v2, top.MostFocused);
// This should cycle to peer1 - previously it incorrectly cycled to v1
top.AdvanceFocus (NavigationDirection.Forward, TabBehavior.TabStop);
Assert.Equal (peer1, top.MostFocused);
top.Dispose ();
}
}