added tests to project

2026-08-09 18:31:43 +05:00
parent 6da32504f9
commit d5dc228ebe
39 changed files with 6491 additions and 0 deletions
@@ -0,0 +1,56 @@
+using CursorLang.Models;
+using CursorLang.ViewModels;
+
+namespace CursorLang.Tests.ViewModels;
+
+public sealed class EnumOptionTests
+{
+    [Fact]
+    public void An_option_remembers_its_value_and_caption()
+    {
+        var option = new EnumOption<AppTheme>(AppTheme.Dark, "Dark theme");
+
+        Assert.Equal(AppTheme.Dark, option.Value);
+        Assert.Equal("Dark theme", option.Display);
+    }
+
+    [Fact]
+    public void A_changed_caption_is_announced_to_subscribers()
+    {
+        var option = new EnumOption<AppTheme>(AppTheme.Dark, "Dark");
+        List<string?> changed = [];
+        option.PropertyChanged += (_, e) => changed.Add(e.PropertyName);
+
+        option.Display = "Dark theme";
+
+        Assert.Equal("Dark theme", option.Display);
+        Assert.Equal([nameof(EnumOption<>.Display)], changed);
+    }
+
+    [Fact]
+    public void The_same_caption_is_not_announced_again()
+    {
+        var option = new EnumOption<AppTheme>(AppTheme.Dark, "Dark theme");
+        List<string?> changed = [];
+        option.PropertyChanged += (_, e) => changed.Add(e.PropertyName);
+
+        option.Display = "Dark theme";
+
+        Assert.Empty(changed);
+    }
+
+    // Accessibility tools take the name of a list item from here
+    [Fact]
+    public void An_option_presents_itself_by_its_caption()
+    {
+        Assert.Equal("Dark theme", new EnumOption<AppTheme>(AppTheme.Dark, "Dark theme").ToString());
+    }
+
+    [Fact]
+    public void A_changed_caption_changes_the_presentation_too()
+    {
+        var option = new EnumOption<ScreenPosition>(ScreenPosition.Center, "Center") { Display = "In the centre" };
+
+        Assert.Equal("In the centre", option.ToString());
+    }
+}