diff --git a/tests/data/horizontal_rule.html b/tests/data/horizontal_rule.html
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index 0000000..ed951c8
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+++ b/tests/data/horizontal_rule.html
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+<p>Dashes:</p>
+<hr />
+<hr />
+<hr />
+<hr />
+<pre><code>---</code></pre>
+<hr />
+<hr />
+<hr />
+<hr />
+<pre><code>- - -</code></pre>
+<p>Asterisks:</p>
+<hr />
+<p>Underscores:</p>
+<hr />
+<p>Based on <a href="http://daringfireball.net/projects/downloads/MarkdownTest_1.0.zip">the original</a> test suite.</p>
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diff --git a/tests/data/horizontal_rule.md b/tests/data/horizontal_rule.md
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+Dashes:
+
+---
+
+ ---
+ 
+  ---
+
+   ---
+
+	---
+
+- - -
+
+ - - -
+ 
+  - - -
+
+   - - -
+
+	- - -
+
+Asterisks:
+
+***
+
+Underscores:
+
+___
+
+Based on [the original](http://daringfireball.net/projects/downloads/MarkdownTest_1.0.zip) test suite.
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