UITest: Add UIAssert.NotExists method and extend a test

jbe2277 · Apr 30, 2024 · f8c8558 · f8c8558
1 parent a8cb408
commit f8c8558
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Showing 2 changed files with 46 additions and 4 deletions.
diff --git a/src/Samples.UITest/Writer.Test/Tests/WriterTest.cs b/src/Samples.UITest/Writer.Test/Tests/WriterTest.cs
@@ -8,8 +8,18 @@
 
 namespace UITest.Writer;
 
-public class WriterTest(ITestOutputHelper log) : UITest(log)
+public class WriterTest : UITest
 {
+    public WriterTest(ITestOutputHelper log) : base(log)
+    {
+        // SkipTextBoxReadText = true;  // Workaround: Uncomment this line if your machine provides empty strings for RichTextBox.Text.
+    }
+
+    /// <summary>Workaround: On some machines reading the RichTextBox.Text returns always an empty string. Use this property to skip the step.</summary>
+    public bool SkipTextBoxReadText { get; set; }
+
+    protected void AssertTextEqual(string expected, TextBox actual) { if (!SkipTextBoxReadText) Assert.Equal(expected, actual.Text); }
+
     [Fact]
     public void AboutTest()
     {
@@ -158,7 +168,7 @@ public void MultipleNewSaveRestartOpenRecentChangeAskToSave()
         startView.RecentFileListItems[0].OpenFileButton.Invoke();
         tab1 = window.DocumentTabItems.Single();
         Assert.Equal(Path.GetFileName(fileName), tab1.TabName);
-        Assert.Equal("Hello World", tab1.RichTextView.RichTextBox.Text);
+        AssertTextEqual("Hello World", tab1.RichTextView.RichTextBox);
         tab1.RichTextView.RichTextBox.Text = "- ";
         Assert.Equal(Path.GetFileName(fileName) + "*", tab1.TabName);
 
@@ -167,7 +177,7 @@ public void MultipleNewSaveRestartOpenRecentChangeAskToSave()
         fileRibbonMenu.RecentFileListItems[^1].OpenFileButton.Click();
         tab2 = window.DocumentTab.SelectedTabItem.As<DocumentTabItem>();
         Assert.Equal(Path.GetFileName(fileName2), tab2.TabName);
-        Assert.Equal("Hello World 2", tab2.RichTextView.RichTextBox.Text);
+        AssertTextEqual("Hello World 2", tab2.RichTextView.RichTextBox);
 
         // Close app, save dialog shows just file #1, don't save
         fileRibbonMenu = window.FileRibbonMenu;
@@ -186,17 +196,19 @@ public void MultipleNewSaveRestartOpenRecentChangeAskToSave()
         Assert.Equal([ fileName, fileName2 ], startView.RecentFileListItems.Select(x => x.ToolTip));
         Assert.True(startView.RecentFileListItems[0].PinButton.IsToggled);
         var contextMenu = startView.RecentFileListItems[0].ShowContextMenu();
+        UIAssert.NotExists(() => _ = contextMenu.PinFileMenuItem);        
         contextMenu.UnpinFileMenuItem.Invoke();
         Assert.False(startView.RecentFileListItems[0].PinButton.IsToggled);
 
         contextMenu = startView.RecentFileListItems[0].ShowContextMenu();
+        UIAssert.NotExists(() => _ = contextMenu.UnpinFileMenuItem);
         contextMenu.RemoveFileMenuItem.Invoke();
         Assert.Equal([ fileName2 ], startView.RecentFileListItems.Select(x => x.ToolTip));
 
         contextMenu = startView.RecentFileListItems[0].ShowContextMenu();
         contextMenu.OpenFileMenuItem.Invoke();
         tab1 = window.DocumentTab.SelectedTabItem.As<DocumentTabItem>();
         Assert.Equal(Path.GetFileName(fileName2), tab1.TabName);
-        Assert.Equal("Hello World 2", tab1.RichTextView.RichTextBox.Text);
+        AssertTextEqual("Hello World 2", tab1.RichTextView.RichTextBox);
     }
 }
diff --git a/src/Samples.UITest/Writer.Test/UIAssert.cs b/src/Samples.UITest/Writer.Test/UIAssert.cs
@@ -0,0 +1,30 @@
+using FlaUI.Core.Tools;
+using System.Runtime.CompilerServices;
+
+namespace UITest.Writer;
+
+public class ElementFoundException(string message, Exception? innerException = null) : Exception(message, innerException) { }
+
+public static class UIAssert
+{
+    public static void NotExists(Action accessElement, [CallerArgumentExpression(nameof(accessElement))]string? argumentExpression = null)
+    {
+        var notFound = false;
+        var timeout = Retry.DefaultTimeout;
+        Retry.DefaultTimeout = TimeSpan.Zero;
+        try
+        {
+
+            accessElement();
+        }
+        catch (ElementNotFoundException)
+        {
+            notFound = true;
+        }
+        finally
+        {
+            Retry.DefaultTimeout = timeout;
+        }
+        if (!notFound) throw new ElementFoundException($"Element found with '{argumentExpression}'");
+    }
+}