Add UI elements for test outcome filtering

src/TestCentric/testcentric.gui/Elements/IMultiSelection.cs

@@ -0,0 +1,26 @@
+// ***********************************************************************
+// Copyright (c) Charlie Poole and TestCentric contributors.
+// Licensed under the MIT License. See LICENSE file in root directory.
+// ***********************************************************************
+
+using System.Collections.Generic;
+
+namespace TestCentric.Gui.Elements
+{
+    /// <summary>
+    /// The IMultiSelection interface represents a group of UI elements
+    /// that allow the user to select a set of items.
+    /// </summary>
+    public interface IMultiSelection : IViewElement
+    {
+        /// <summary>
+        /// Gets or sets the string values of the currently selected items
+        /// </summary>
+        IEnumerable<string> SelectedItems { get; set; }
+
+        /// <summary>
+        /// Event raised when the selection is changed by the user
+        /// </summary>
+        event CommandHandler SelectionChanged;
+    }
+}

src/TestCentric/testcentric.gui/Elements/MultiCheckedToolStripButtonGroup.cs

@@ -0,0 +1,95 @@
+// ***********************************************************************
+// Copyright (c) Charlie Poole and TestCentric contributors.
+// Licensed under the MIT License. See LICENSE file in root directory.
+// ***********************************************************************
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Windows.Forms;
+
+namespace TestCentric.Gui.Elements
+{
+    /// <summary>
+    /// MultiCheckedToolStripButtonGroup wraps a set of ToolStrip button items as an IMultiSelection.
+    /// </summary>
+    internal class MultiCheckedToolStripButtonGroup : IMultiSelection
+    {
+        public event CommandHandler SelectionChanged;
+
+        public MultiCheckedToolStripButtonGroup(params ToolStripButton[] buttons)
+        {
+            ToolStripButtons = new List<ToolStripButton>();
+
+            foreach (var button in buttons)
+            {
+                ToolStripButtons.Add(button);
+                button.Click += OnButtonClicked;
+            }
+        }
+
+        protected IList<ToolStripButton> ToolStripButtons { get; }
+
+        public IEnumerable<string> SelectedItems
+        {
+            get
+            {
+                IList<string> result = new List<string>();
+                foreach (ToolStripButton button in ToolStripButtons)
+                    if (button.Checked)
+                        result.Add(button.Tag as string);
+
+                return result;
+            }
+
+            set
+            {
+                foreach (ToolStripButton button in ToolStripButtons)
+                {
+                    bool checkStatus = value.Contains(button.Tag as string);
+                    button.Checked = checkStatus;
+                }
+            }
+        }
+
+        private bool _enabled;
+        public bool Enabled
+        {
+            get { return _enabled; }
+            set
+            {
+                _enabled = value;
+
+                foreach (ToolStripButton button in ToolStripButtons)
+                    button.Enabled = value;
+            }
+        }
+
+        private bool _visible;
+        public bool Visible
+        {
+            get { return _visible; }
+            set
+            {
+                _visible = value;
+
+                foreach (ToolStripButton button in ToolStripButtons)
+                    button.Visible = value;
+            }
+        }
+
+        public string Text { get; set; }
+
+
+        public void InvokeIfRequired(MethodInvoker _delegate)
+        {
+            throw new System.NotImplementedException();
+        }
+
+        protected virtual void OnButtonClicked(object sender, EventArgs e)
+        {
+            if (SelectionChanged != null)
+                SelectionChanged();
+        }
+    }
+}

src/TestCentric/testcentric.gui/Presenters/DisplayStrategy.cs

@@ -75,6 +75,7 @@ public bool HasResults
         public void OnTestUnloaded()
         {
             ClearTree();
+            _view.OutcomeFilter.Enabled = false;
         }
 
         public virtual void OnTestFinished(ResultNode result)

src/TestCentric/testcentric.gui/Presenters/GroupDisplayStrategy.cs

@@ -25,6 +25,7 @@ public abstract class GroupDisplayStrategy : DisplayStrategy
         public GroupDisplayStrategy(ITestTreeView view, ITestModel model)
             : base(view, model)
         {
+            _view.SetTestFilterVisibility(false);
         }
 
         #endregion

src/TestCentric/testcentric.gui/Presenters/NUnitTreeDisplayStrategy.cs

@@ -22,7 +22,10 @@ public class NUnitTreeDisplayStrategy : DisplayStrategy
         private IDictionary<TestNode, string> _foldedNodeNames = new Dictionary<TestNode, string>();
 
         public NUnitTreeDisplayStrategy(ITestTreeView view, ITestModel model)
-            : base(view, model) { }
+            : base(view, model) 
+        {
+            _view.SetTestFilterVisibility(model.Settings.Gui.TestTree.ShowFilter);
+        }
 
 
         public override string StrategyID => "NUNIT_TREE";
@@ -45,6 +48,8 @@ public override void OnTestLoaded(TestNode testNode, VisualState visualState)
                 visualState.ApplyTo(_view.TreeView);
             else
                 SetDefaultInitialExpansion();
+
+            _view.OutcomeFilter.Enabled = true;
         }
 
         protected override VisualState CreateVisualState() => new VisualState("NUNIT_TREE", _settings.Gui.TestTree.ShowNamespace).LoadFrom(_view.TreeView);

src/TestCentric/testcentric.gui/Presenters/TestCentricPresenter.cs

@@ -87,6 +87,7 @@ public TestCentricPresenter(IMainView view, ITestModel model, CommandLineOptions
                     _resultFormats.Add(format);
 
             WireUpEvents();
+            _view.ShowHideFilterButton.Checked = _settings.Gui.TestTree.ShowFilter;
         }
 
         #endregion
@@ -497,6 +498,11 @@ void OnRunFinished(ResultNode result)
                 _settings.Gui.TestTree.ShowNamespace = _view.ShowNamespace.SelectedIndex == 0;
             };
 
+            _view.ShowHideFilterButton.CheckedChanged += () =>
+            {
+                _settings.Gui.TestTree.ShowFilter = _view.ShowHideFilterButton.Checked;
+            };
+
             _view.GroupBy.SelectionChanged += () =>
             {
                 switch(_view.DisplayFormat.SelectedItem)
@@ -766,6 +772,8 @@ private void UpdateViewCommands(bool testLoading = false)
             _view.RunAllButton.Enabled =
             _view.DisplayFormatButton.Enabled =
             _view.RunParametersButton.Enabled = testLoaded && !testRunning;
+            _view.ShowHideFilterButton.Enabled = testLoaded && _view.DisplayFormat.SelectedItem == "NUNIT_TREE";
+            _view.ShowHideFilterButton.Visible = testLoaded && _view.DisplayFormat.SelectedItem == "NUNIT_TREE";
 
             _view.RunSelectedButton.Enabled = testLoaded && !testRunning && _model.SelectedTests != null && _model.SelectedTests.Any();
 

src/TestCentric/testcentric.gui/Presenters/TreeViewPresenter.cs

@@ -143,6 +143,9 @@ private void WireUpEvents()
                         if (_model.Settings.Gui.GuiLayout == "Full")
                             ClosePropertiesDisplay();
                         break;
+                    case "TestCentric.Gui.TestTree.ShowFilter":
+                        _view.SetTestFilterVisibility(_model.Settings.Gui.TestTree.ShowFilter);
+                        break;
                 }
             };
 
@@ -248,6 +251,12 @@ private void WireUpEvents()
                 _model.SelectedTests = selection;
             };
 
+            _view.OutcomeFilter.SelectionChanged += () =>
+            {
+                var filter = _view.OutcomeFilter.SelectedItems;
+                _model.TestCentricTestFilter.OutcomeFilter = filter;
+            };
+
             // Node selected in tree
             //_treeView.SelectedNodesChanged += (nodes) =>
             //{

src/TestCentric/testcentric.gui/Views/IMainView.cs

@@ -77,6 +77,7 @@ public interface IMainView
         ISelection DisplayFormat { get; }
         ISelection GroupBy { get; }
         ISelection ShowNamespace { get; }
+        IChecked ShowHideFilterButton { get; }
         ICommand RunParametersButton { get; }
 
         IChecked RunSummaryButton { get; }

src/TestCentric/testcentric.gui/Views/ITestTreeView.cs

@@ -50,6 +50,11 @@ public interface ITestTreeView : IView
         TreeNode SelectedNode { get; set; }
         IList<TreeNode> CheckedNodes { get; }
 
+        // Test Filter related properties / methods
+        IMultiSelection OutcomeFilter { get; }
+
+        void SetTestFilterVisibility(bool visible);
+
         // Tree-related Methods
         void Clear();
         void Add(TreeNode treeNode);

src/TestCentric/testcentric.gui/Views/TestCentricMainView.cs

@@ -99,6 +99,7 @@ public class TestCentricMainView : TestCentricFormBase, IMainView
         private ToolStripButton forceStopButton;
         private ProgressBarView progressBar;
         private ToolStripButton runAllButton;
+        private ToolStripButton showFilterButton;
         private ToolStripButton runParametersButton;
         private ToolStripButton runFailedButton;
         private ToolStripSeparator toolStripSeparator5;
@@ -178,6 +179,7 @@ public TestCentricMainView() : base("TestCentric")
                 "testGrouping",
                 byAssemblyMenuItem, byFixtureMenuItem, byCategoryMenuItem, byOutcomeMenuItem, byDurationMenuItem);
             ShowNamespace = new CheckedToolStripMenuGroup("showNamespace", nunitTreeShowNamespaceMenuItem, nunitTreeHideNamespaceMenuItem);
+            ShowHideFilterButton = new ToolStripButtonElement(showFilterButton);
             RunParametersButton = new ToolStripButtonElement(runParametersButton);
             RunSummaryButton = new CheckBoxElement(runSummaryButton);
 
@@ -228,6 +230,7 @@ private void InitializeComponent()
             this.byCategoryMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.byOutcomeMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.byDurationMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.showFilterButton = new System.Windows.Forms.ToolStripButton();
             this.runParametersButton = new System.Windows.Forms.ToolStripButton();
             this.mainMenu = new System.Windows.Forms.MenuStrip();
             this.fileMenu = new System.Windows.Forms.ToolStripMenuItem();
@@ -324,6 +327,7 @@ private void InitializeComponent()
             this.forceStopButton,
             this.toolStripSeparator5,
             this.displayFormatButton,
+            this.showFilterButton,
             this.runParametersButton});
             this.toolStrip.Location = new System.Drawing.Point(0, 24);
             this.toolStrip.MinimumSize = new System.Drawing.Size(0, 24);
@@ -491,6 +495,16 @@ private void InitializeComponent()
             this.byDurationMenuItem.Tag = "DURATION";
             this.byDurationMenuItem.Text = "By Duration";
             // 
+            // showFilterButton
+            // 
+            this.showFilterButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.showFilterButton.Image = ((System.Drawing.Image)(resources.GetObject("TestFilterButton.Image")));
+            this.showFilterButton.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.showFilterButton.Name = "showFilterButton";
+            this.showFilterButton.CheckOnClick = true;
+            this.showFilterButton.Size = new System.Drawing.Size(23, 21);
+            this.showFilterButton.ToolTipText = "Show/Hide filter";
+            // 
             // runParametersButton
             // 
             this.runParametersButton.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
@@ -1149,6 +1163,8 @@ public int SplitterPosition
         public ISelection DisplayFormat { get; private set; }
         public ISelection GroupBy { get; private set; }
         public ISelection ShowNamespace { get; private set; }
+
+        public IChecked ShowHideFilterButton { get; private set; }
         public ICommand RunParametersButton { get; private set; }
 
         public IChecked RunSummaryButton { get; private set; }