mirror of
https://github.com/gui-cs/Terminal.Gui.git
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* Refactored test namespaces. Moved some tests that were in wrong project. Code cleanup * Parrallel -> Parallel
696 lines
20 KiB
C#
696 lines
20 KiB
C#
namespace UnitTests_Parallelizable.ViewTests;
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[Collection ("Global Test Setup")]
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public class SubViewTests
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{
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[Fact]
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public void SuperViewChanged_Raised_On_Add ()
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{
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var super = new View { };
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var sub = new View ();
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int superRaisedCount = 0;
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int subRaisedCount = 0;
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super.SuperViewChanged += (s, e) =>
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{
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superRaisedCount++;
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};
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sub.SuperViewChanged += (s, e) =>
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{
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if (e.SuperView is {})
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{
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subRaisedCount++;
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}
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};
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super.Add (sub);
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Assert.True (super.SubViews.Count == 1);
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Assert.Equal (super, sub.SuperView);
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Assert.Equal (0, superRaisedCount);
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Assert.Equal (1, subRaisedCount);
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}
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[Fact]
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public void SuperViewChanged_Raised_On_Remove ()
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{
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var super = new View { };
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var sub = new View ();
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int superRaisedCount = 0;
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int subRaisedCount = 0;
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super.SuperViewChanged += (s, e) =>
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{
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superRaisedCount++;
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};
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sub.SuperViewChanged += (s, e) =>
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{
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if (e.SuperView is null)
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{
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subRaisedCount++;
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}
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};
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super.Add (sub);
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Assert.True (super.SubViews.Count == 1);
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Assert.Equal (super, sub.SuperView);
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Assert.Equal (0, superRaisedCount);
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Assert.Equal (0, subRaisedCount);
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super.Remove (sub);
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Assert.Empty (super.SubViews);
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Assert.NotEqual (super, sub.SuperView);
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Assert.Equal (0, superRaisedCount);
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Assert.Equal (1, subRaisedCount);
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}
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[Fact]
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public void SuperView_Set_On_Add_Remove ()
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{
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var superView = new View ();
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var view = new View ();
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Assert.Null (view.SuperView);
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superView.Add (view);
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Assert.Equal (superView, view.SuperView);
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superView.Remove (view);
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Assert.Null (view.SuperView);
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}
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// TODO: Consider a feature that will change the ContentSize to fit the subviews.
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[Fact]
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public void Add_Does_Not_Impact_ContentSize ()
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{
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var view = new View ();
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view.SetContentSize (new Size (1, 1));
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var subview = new View
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{
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X = 10,
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Y = 10
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};
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Assert.Equal (new (1, 1), view.GetContentSize ());
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view.Add (subview);
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Assert.Equal (new (1, 1), view.GetContentSize ());
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}
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[Fact]
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public void Remove_Does_Not_Impact_ContentSize ()
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{
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var view = new View ();
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view.SetContentSize (new Size (1, 1));
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var subview = new View
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{
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X = 10,
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Y = 10
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};
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Assert.Equal (new (1, 1), view.GetContentSize ());
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view.Add (subview);
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Assert.Equal (new (1, 1), view.GetContentSize ());
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view.SetContentSize (new Size (5, 5));
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Assert.Equal (new (5, 5), view.GetContentSize ());
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view.Remove (subview);
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Assert.Equal (new (5, 5), view.GetContentSize ());
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}
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[Theory]
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[InlineData (ViewArrangement.Fixed)]
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[InlineData (ViewArrangement.Overlapped)]
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public void MoveSubViewToEnd_ViewArrangement (ViewArrangement arrangement)
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{
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View superView = new () { Arrangement = arrangement };
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var subview1 = new View
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{
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Id = "subview1"
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};
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var subview2 = new View
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{
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Id = "subview2"
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};
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var subview3 = new View
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{
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Id = "subview3"
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};
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superView.Add (subview1, subview2, subview3);
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superView.MoveSubViewToEnd (subview1);
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Assert.Equal ([subview2, subview3, subview1], superView.SubViews.ToArray ());
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superView.MoveSubViewToEnd (subview2);
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Assert.Equal ([subview3, subview1, subview2], superView.SubViews.ToArray ());
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superView.MoveSubViewToEnd (subview3);
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Assert.Equal ([subview1, subview2, subview3], superView.SubViews.ToArray ());
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}
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[Fact]
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public void MoveSubViewToStart ()
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{
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View superView = new ();
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var subview1 = new View
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{
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Id = "subview1"
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};
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var subview2 = new View
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{
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Id = "subview2"
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};
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var subview3 = new View
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{
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Id = "subview3"
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};
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superView.Add (subview1, subview2, subview3);
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superView.MoveSubViewToStart (subview2);
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Assert.Equal (subview2, superView.SubViews.ElementAt (0));
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superView.MoveSubViewToStart (subview3);
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Assert.Equal (subview3, superView.SubViews.ElementAt (0));
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}
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[Fact]
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public void MoveSubViewTowardsFront ()
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{
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View superView = new ();
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var subview1 = new View
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{
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Id = "subview1"
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};
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var subview2 = new View
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{
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Id = "subview2"
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};
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var subview3 = new View
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{
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Id = "subview3"
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};
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superView.Add (subview1, subview2, subview3);
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superView.MoveSubViewTowardsStart (subview2);
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Assert.Equal (subview2, superView.SubViews.ElementAt (0));
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superView.MoveSubViewTowardsStart (subview3);
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Assert.Equal (subview3, superView.SubViews.ElementAt (1));
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// Already at front, what happens?
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superView.MoveSubViewTowardsStart (subview2);
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Assert.Equal (subview2, superView.SubViews.ElementAt (0));
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}
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[Fact]
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public void MoveSubViewToEnd ()
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{
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View superView = new ();
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var subview1 = new View
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{
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Id = "subview1"
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};
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var subview2 = new View
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{
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Id = "subview2"
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};
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var subview3 = new View
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{
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Id = "subview3"
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};
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superView.Add (subview1, subview2, subview3);
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superView.MoveSubViewToEnd (subview1);
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Assert.Equal (subview1, superView.SubViews.ToArray () [^1]);
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superView.MoveSubViewToEnd (subview2);
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Assert.Equal (subview2, superView.SubViews.ToArray () [^1]);
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}
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[Fact]
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public void MoveSubViewTowardsEnd ()
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{
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View superView = new ();
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var subview1 = new View
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{
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Id = "subview1"
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};
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var subview2 = new View
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{
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Id = "subview2"
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};
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var subview3 = new View
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{
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Id = "subview3"
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};
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superView.Add (subview1, subview2, subview3);
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superView.MoveSubViewTowardsEnd (subview2);
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Assert.Equal (subview2, superView.SubViews.ToArray() [^1]);
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superView.MoveSubViewTowardsEnd (subview1);
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Assert.Equal (subview1, superView.SubViews.ToArray() [1]);
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// Already at end, what happens?
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superView.MoveSubViewTowardsEnd (subview2);
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Assert.Equal (subview2, superView.SubViews.ToArray() [^1]);
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}
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[Fact]
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public void IsInHierarchy_ViewIsNull_ReturnsFalse ()
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{
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// Arrange
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var start = new View ();
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// Act
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bool result = View.IsInHierarchy (start, null);
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// Assert
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Assert.False (result);
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}
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[Fact]
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public void IsInHierarchy_StartIsNull_ReturnsFalse ()
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{
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// Arrange
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var view = new View ();
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// Act
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bool result = View.IsInHierarchy (null, view);
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// Assert
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Assert.False (result);
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}
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[Fact]
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public void IsInHierarchy_ViewIsStart_ReturnsTrue ()
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{
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// Arrange
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var start = new View ();
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// Act
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bool result = View.IsInHierarchy (start, start);
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// Assert
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Assert.True (result);
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}
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[Fact]
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public void IsInHierarchy_ViewIsDirectSubView_ReturnsTrue ()
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{
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// Arrange
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var start = new View ();
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var subview = new View ();
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start.Add (subview);
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// Act
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bool result = View.IsInHierarchy (start, subview);
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// Assert
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Assert.True (result);
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}
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[Fact]
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public void IsInHierarchy_ViewIsNestedSubView_ReturnsTrue ()
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{
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// Arrange
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var start = new View ();
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var subview = new View ();
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var nestedSubView = new View ();
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start.Add (subview);
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subview.Add (nestedSubView);
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// Act
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bool result = View.IsInHierarchy (start, nestedSubView);
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// Assert
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Assert.True (result);
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}
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[Fact]
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public void IsInHierarchy_ViewIsNotInHierarchy_ReturnsFalse ()
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{
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// Arrange
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var start = new View ();
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var subview = new View ();
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// Act
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bool result = View.IsInHierarchy (start, subview);
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// Assert
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Assert.False (result);
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}
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[Theory]
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[CombinatorialData]
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public void IsInHierarchy_ViewIsInAdornments_ReturnsTrue (bool includeAdornments)
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{
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// Arrange
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var start = new View
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{
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Id = "start"
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};
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var inPadding = new View
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{
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Id = "inPadding"
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};
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start.Padding!.Add (inPadding);
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// Act
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bool result = View.IsInHierarchy (start, inPadding, includeAdornments);
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// Assert
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Assert.Equal (includeAdornments, result);
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}
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[Fact]
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public void SuperView_Set_Raises_SuperViewChangedEvents ()
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{
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// Arrange
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var view = new View ();
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var superView = new View ();
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int superViewChangedCount = 0;
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//int superViewChangingCount = 0;
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view.SuperViewChanged += (s, e) =>
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{
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superViewChangedCount++;
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};
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//view.SuperViewChanging += (s, e) =>
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//{
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// superViewChangingCount++;
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//};
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// Act
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superView.Add (view);
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// Assert
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//Assert.Equal (1, superViewChangingCount);
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Assert.Equal (1, superViewChangedCount);
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}
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[Fact]
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public void GetTopSuperView_Test ()
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{
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var v1 = new View ();
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var fv1 = new FrameView ();
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fv1.Add (v1);
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var tf1 = new TextField ();
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var w1 = new Window ();
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w1.Add (fv1, tf1);
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var top1 = new Toplevel ();
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top1.Add (w1);
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var v2 = new View ();
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var fv2 = new FrameView ();
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fv2.Add (v2);
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var tf2 = new TextField ();
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var w2 = new Window ();
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w2.Add (fv2, tf2);
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var top2 = new Toplevel ();
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top2.Add (w2);
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Assert.Equal (top1, v1.GetTopSuperView ());
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Assert.Equal (top2, v2.GetTopSuperView ());
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v1.Dispose ();
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fv1.Dispose ();
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tf1.Dispose ();
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w1.Dispose ();
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top1.Dispose ();
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v2.Dispose ();
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fv2.Dispose ();
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tf2.Dispose ();
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w2.Dispose ();
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top2.Dispose ();
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}
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[Fact]
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public void Initialized_Event_Comparing_With_Added_Event ()
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{
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var top = new Toplevel { Id = "0" }; // Frame: 0, 0, 80, 25; Viewport: 0, 0, 80, 25
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var winAddedToTop = new Window
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{
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Id = "t", Width = Dim.Fill (), Height = Dim.Fill ()
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}; // Frame: 0, 0, 80, 25; Viewport: 0, 0, 78, 23
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var v1AddedToWin = new View
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{
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Id = "v1", Width = Dim.Fill (), Height = Dim.Fill ()
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}; // Frame: 1, 1, 78, 23 (because Windows has a border)
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var v2AddedToWin = new View
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{
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Id = "v2", Width = Dim.Fill (), Height = Dim.Fill ()
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}; // Frame: 1, 1, 78, 23 (because Windows has a border)
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var svAddedTov1 = new View
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{
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Id = "sv1", Width = Dim.Fill (), Height = Dim.Fill ()
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}; // Frame: 1, 1, 78, 23 (same as it's superview v1AddedToWin)
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int tc = 0, wc = 0, v1c = 0, v2c = 0, sv1c = 0;
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winAddedToTop.SubViewAdded += (s, e) =>
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{
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Assert.Equal (e.SuperView.Frame.Width, winAddedToTop.Frame.Width);
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Assert.Equal (e.SuperView.Frame.Height, winAddedToTop.Frame.Height);
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};
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v1AddedToWin.SubViewAdded += (s, e) =>
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{
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Assert.Equal (e.SuperView.Frame.Width, v1AddedToWin.Frame.Width);
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Assert.Equal (e.SuperView.Frame.Height, v1AddedToWin.Frame.Height);
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};
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v2AddedToWin.SubViewAdded += (s, e) =>
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{
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Assert.Equal (e.SuperView.Frame.Width, v2AddedToWin.Frame.Width);
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Assert.Equal (e.SuperView.Frame.Height, v2AddedToWin.Frame.Height);
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};
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svAddedTov1.SubViewAdded += (s, e) =>
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{
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Assert.Equal (e.SuperView.Frame.Width, svAddedTov1.Frame.Width);
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Assert.Equal (e.SuperView.Frame.Height, svAddedTov1.Frame.Height);
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};
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top.Initialized += (s, e) =>
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{
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tc++;
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Assert.Equal (1, tc);
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Assert.Equal (1, wc);
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Assert.Equal (1, v1c);
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Assert.Equal (1, v2c);
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Assert.Equal (1, sv1c);
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Assert.True (top.CanFocus);
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Assert.True (winAddedToTop.CanFocus);
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Assert.False (v1AddedToWin.CanFocus);
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Assert.False (v2AddedToWin.CanFocus);
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Assert.False (svAddedTov1.CanFocus);
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Application.LayoutAndDraw ();
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};
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winAddedToTop.Initialized += (s, e) =>
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{
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wc++;
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Assert.Equal (top.Viewport.Width, winAddedToTop.Frame.Width);
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Assert.Equal (top.Viewport.Height, winAddedToTop.Frame.Height);
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};
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v1AddedToWin.Initialized += (s, e) =>
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{
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v1c++;
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// Top.Frame: 0, 0, 80, 25; Top.Viewport: 0, 0, 80, 25
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// BUGBUG: This is wrong, it should be 78, 23. This test has always been broken.
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// in no way should the v1AddedToWin.Frame be the same as the Top.Frame/Viewport
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// as it is a subview of winAddedToTop, which has a border!
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//Assert.Equal (top.Viewport.Width, v1AddedToWin.Frame.Width);
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//Assert.Equal (top.Viewport.Height, v1AddedToWin.Frame.Height);
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};
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v2AddedToWin.Initialized += (s, e) =>
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{
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v2c++;
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// Top.Frame: 0, 0, 80, 25; Top.Viewport: 0, 0, 80, 25
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// BUGBUG: This is wrong, it should be 78, 23. This test has always been broken.
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// in no way should the v2AddedToWin.Frame be the same as the Top.Frame/Viewport
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// as it is a subview of winAddedToTop, which has a border!
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//Assert.Equal (top.Viewport.Width, v2AddedToWin.Frame.Width);
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//Assert.Equal (top.Viewport.Height, v2AddedToWin.Frame.Height);
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};
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svAddedTov1.Initialized += (s, e) =>
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{
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sv1c++;
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// Top.Frame: 0, 0, 80, 25; Top.Viewport: 0, 0, 80, 25
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// BUGBUG: This is wrong, it should be 78, 23. This test has always been broken.
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// in no way should the svAddedTov1.Frame be the same as the Top.Frame/Viewport
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// because sv1AddedTov1 is a subview of v1AddedToWin, which is a subview of
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// winAddedToTop, which has a border!
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//Assert.Equal (top.Viewport.Width, svAddedTov1.Frame.Width);
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//Assert.Equal (top.Viewport.Height, svAddedTov1.Frame.Height);
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Assert.False (svAddedTov1.CanFocus);
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//Assert.Throws<InvalidOperationException> (() => svAddedTov1.CanFocus = true);
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Assert.False (svAddedTov1.CanFocus);
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};
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v1AddedToWin.Add (svAddedTov1);
|
|
winAddedToTop.Add (v1AddedToWin, v2AddedToWin);
|
|
top.Add (winAddedToTop);
|
|
|
|
top.BeginInit ();
|
|
top.EndInit ();
|
|
|
|
Assert.Equal (1, tc);
|
|
Assert.Equal (1, wc);
|
|
Assert.Equal (1, v1c);
|
|
Assert.Equal (1, v2c);
|
|
Assert.Equal (1, sv1c);
|
|
|
|
Assert.True (top.CanFocus);
|
|
Assert.True (winAddedToTop.CanFocus);
|
|
Assert.False (v1AddedToWin.CanFocus);
|
|
Assert.False (v2AddedToWin.CanFocus);
|
|
Assert.False (svAddedTov1.CanFocus);
|
|
|
|
v1AddedToWin.CanFocus = true;
|
|
Assert.False (svAddedTov1.CanFocus); // False because sv1 was disposed and it isn't a subview of v1.
|
|
}
|
|
|
|
[Fact]
|
|
public void SuperViewChanged_Raised_On_SubViewAdded_SubViewRemoved ()
|
|
{
|
|
var isAdded = false;
|
|
|
|
View superView = new () { Id = "superView" };
|
|
View subView = new () { Id = "subView" };
|
|
|
|
superView.SubViewAdded += (s, e) =>
|
|
{
|
|
Assert.True (isAdded);
|
|
Assert.Equal (superView, subView.SuperView);
|
|
Assert.Equal (subView, e.SubView);
|
|
Assert.Equal (superView, e.SuperView);
|
|
};
|
|
|
|
superView.SubViewRemoved += (s, e) =>
|
|
{
|
|
Assert.False (isAdded);
|
|
Assert.NotEqual (superView, subView.SuperView);
|
|
Assert.Equal (subView, e.SubView);
|
|
Assert.Equal (superView, e.SuperView);
|
|
};
|
|
|
|
subView.SuperViewChanged += (s, e) => { isAdded = subView.SuperView == superView; };
|
|
|
|
superView.Add (subView);
|
|
Assert.True (isAdded);
|
|
Assert.Equal (superView, subView.SuperView);
|
|
Assert.Single (superView.SubViews);
|
|
|
|
superView.Remove (subView);
|
|
Assert.False (isAdded);
|
|
Assert.NotEqual (superView, subView.SuperView);
|
|
Assert.Empty (superView.SubViews);
|
|
}
|
|
|
|
[Fact]
|
|
public void RemoveAll_Removes_All_SubViews ()
|
|
{
|
|
// Arrange
|
|
var superView = new View ();
|
|
var subView1 = new View ();
|
|
var subView2 = new View ();
|
|
var subView3 = new View ();
|
|
|
|
superView.Add (subView1, subView2, subView3);
|
|
|
|
// Act
|
|
var removedViews = superView.RemoveAll ();
|
|
|
|
// Assert
|
|
Assert.Empty (superView.SubViews);
|
|
Assert.Equal (3, removedViews.Count);
|
|
Assert.Contains (subView1, removedViews);
|
|
Assert.Contains (subView2, removedViews);
|
|
Assert.Contains (subView3, removedViews);
|
|
}
|
|
|
|
[Fact]
|
|
public void RemoveAllTView_Removes_All_SubViews_Of_Specific_Type ()
|
|
{
|
|
// Arrange
|
|
var superView = new View ();
|
|
var subView1 = new View ();
|
|
var subView2 = new View ();
|
|
var subView3 = new View ();
|
|
var subView4 = new Button ();
|
|
|
|
superView.Add (subView1, subView2, subView3, subView4);
|
|
|
|
// Act
|
|
var removedViews = superView.RemoveAll<Button> ();
|
|
|
|
// Assert
|
|
Assert.Equal (3, superView.SubViews.Count);
|
|
Assert.DoesNotContain (subView4, superView.SubViews);
|
|
Assert.Single (removedViews);
|
|
Assert.Contains (subView4, removedViews);
|
|
}
|
|
|
|
[Fact]
|
|
public void RemoveAllTView_Does_Not_Remove_Other_Types ()
|
|
{
|
|
// Arrange
|
|
var superView = new View ();
|
|
var subView1 = new View ();
|
|
var subView2 = new Button ();
|
|
var subView3 = new Label ();
|
|
|
|
superView.Add (subView1, subView2, subView3);
|
|
|
|
// Act
|
|
var removedViews = superView.RemoveAll<Button> ();
|
|
|
|
// Assert
|
|
Assert.Equal (2, superView.SubViews.Count);
|
|
Assert.Contains (subView1, superView.SubViews);
|
|
Assert.Contains (subView3, superView.SubViews);
|
|
Assert.Single (removedViews);
|
|
Assert.Contains (subView2, removedViews);
|
|
}
|
|
}
|