Detect links and render them as HTML links in repo description

src/test/scala/gitbucket/core/view/HelpersSpec.scala

@@ -0,0 +1,38 @@
+package gitbucket.core.view
+
+import org.specs2.mutable._
+
+class HelpersSpec extends Specification {
+
+  import helpers._
+  
+  "detect and render links" should {
+    
+    "pass identical string when no link is present" in {
+      val before = "Description"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual before
+    }
+    
+    "convert a single link" in {
+      val before = "http://example.com"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """<a href="http://example.com">http://example.com</a>"""
+    }
+    
+    "convert a single link within trailing text" in {
+      val before = "Example Project. http://example.com"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """Example Project. <a href="http://example.com">http://example.com</a>"""
+    }
+
+      "convert a mulitple links within text" in {
+      val before = "Example Project. http://example.com. (See also https://github.com/)"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """Example Project. <a href="http://example.com">http://example.com</a>. (See also <a href="https://github.com/">https://github.com/</a>)"""
+    }
+
+  }
+
+}
+