Add test for read time

Author: linkdotnet

src/LinkDotNet.Blog.Web/Shared/ShortBlogPost.razor

@@ -51,7 +51,7 @@
       var words = BlogPost.Content.Split(Array.Empty<char>(), StringSplitOptions.RemoveEmptyEntries).Length;
 
         var readTimeInPrecision = images * 15 + words / 3.333;
-        readTime = (int)Math.Floor(readTimeInPrecision / 60);
+        readTime = (int)Math.Ceiling(readTimeInPrecision / 60);
     }
 
   private int GetAllOccurrences(string text, string lookup)

tests/LinkDotNet.Blog.UnitTests/Web/Shared/ShortBlogPostTests.cs

@@ -33,4 +33,17 @@ public void ShouldNavigateToEscapedTagSiteWhenClickingOnTag()
 
         searchByTagLink.Attributes.Single(a => a.Name == "href").Value.Should().Be("/searchByTag/Tag%201");
     }
-}
+
+    [Fact]
+    public void ShouldCalculateReadTime()
+    {
+        var content = string.Join(' ', Enumerable.Repeat("word", 700)) + string.Join(' ', Enumerable.Repeat("<img>", 4));
+        var blogPost = new BlogPostBuilder().WithContent(content).Build();
+        var cut = RenderComponent<ShortBlogPost>(
+            p => p.Add(c => c.BlogPost, blogPost));
+
+        var readTime = cut.Find(".read-time");
+
+        readTime.TextContent.Should().Be("5 min");
+    }
+}