Initial curated itworx-knowledge-hub source from 3b1751d0d9dee551aa6994eee0093704dc334817

tests/backend/ItWorx.KnowledgeHub.Domain.Tests/PageTitleTests.cs

@@ -0,0 +1,31 @@
+using ItWorx.KnowledgeHub.Domain.Knowledge;
+
+namespace ItWorx.KnowledgeHub.Domain.Tests;
+
+public sealed class PageTitleTests
+{
+    [Fact]
+    public void Create_trims_surrounding_whitespace()
+    {
+        var title = PageTitle.Create("  PostgreSQL back-up  ");
+
+        Assert.Equal("PostgreSQL back-up", title.Value);
+    }
+
+    [Theory]
+    [InlineData("")]
+    [InlineData(" ")]
+    [InlineData("\t")]
+    public void Create_rejects_empty_values(string value)
+    {
+        Assert.Throws<ArgumentException>(() => PageTitle.Create(value));
+    }
+
+    [Fact]
+    public void Create_rejects_values_above_the_limit()
+    {
+        var value = new string('x', PageTitle.MaximumLength + 1);
+
+        Assert.Throws<ArgumentOutOfRangeException>(() => PageTitle.Create(value));
+    }
+}