feat: initial commit

2026-01-01 03:40:41 +08:00
commit 631f8ed771
98 changed files with 14776 additions and 0 deletions
@@ -0,0 +1,75 @@
+using MaigoLabs.NeedLe.Indexer.Han;
+
+namespace MaigoLabs.NeedLe.Tests.Indexer.Han;
+
+#region IsHanCharacter
+
+public sealed class IsHanCharacter_ReturnsTrueForCjkCharactersTest : NeedleTestBase
+{
+    [Fact]
+    public void Execute()
+    {
+        Assert.True(HanVariantProvider.IsHanCharacter('中'));
+        Assert.True(HanVariantProvider.IsHanCharacter('国'));
+        Assert.True(HanVariantProvider.IsHanCharacter('日'));
+        Assert.True(HanVariantProvider.IsHanCharacter('本'));
+    }
+}
+
+public sealed class IsHanCharacter_ReturnsFalseForNonCjkCharactersTest : NeedleTestBase
+{
+    [Fact]
+    public void Execute()
+    {
+        Assert.False(HanVariantProvider.IsHanCharacter('a'));
+        Assert.False(HanVariantProvider.IsHanCharacter('あ'));
+        Assert.False(HanVariantProvider.IsHanCharacter('ア'));
+        Assert.False(HanVariantProvider.IsHanCharacter('1'));
+    }
+}
+
+#endregion
+
+#region GetHanVariants
+
+public sealed class GetHanVariants_ReturnsVariantsForSimplifiedTraditionalTest : NeedleTestBase
+{
+    [Fact]
+    public void Execute()
+    {
+        var provider = new HanVariantProvider();
+        // 国 (simplified) and 國 (traditional) should be variants of each other
+        var variants1 = provider.GetHanVariants('国');
+        var variants2 = provider.GetHanVariants('國');
+        Assert.Contains('国', variants1);
+        Assert.Contains('國', variants1);
+        Assert.Contains('国', variants2);
+        Assert.Contains('國', variants2);
+    }
+}
+
+public sealed class GetHanVariants_ReturnsCharacterItselfForNoVariantsTest : NeedleTestBase
+{
+    [Fact]
+    public void Execute()
+    {
+        var provider = new HanVariantProvider();
+        var variants = provider.GetHanVariants('一');
+        Assert.Contains('一', variants);
+    }
+}
+
+public sealed class GetHanVariants_ReturnsEmptyForNonHanCharactersTest : NeedleTestBase
+{
+    [Fact]
+    public void Execute()
+    {
+        var provider = new HanVariantProvider();
+        Assert.Empty(provider.GetHanVariants('a'));
+        Assert.Empty(provider.GetHanVariants('あ'));
+    }
+}
+
+#endregion
+
+