Truncate now has the ability to receive a html option that allows it to call rails helpers.

This way if my text is long I don't have to do something like this:

.text
= truncate(@text, :length => 27)

 if @text.size >= 27
    = link_to "continue", notes_path, ....."")

1 files changed, 29 insertions, 8 deletions

diff --git a/actionpack/test/template/text_helper_test.rb b/actionpack/test/template/text_helper_test.rb
index f58e474759..a7333a3af9 100644
--- a/actionpack/test/template/text_helper_test.rb
+++ b/actionpack/test/template/text_helper_test.rb
@@ -75,19 +75,11 @@ class TextHelperTest < ActionView::TestCase
     assert_equal options, passed_options
   end
 
-  def test_truncate_should_not_be_html_safe
-    assert !truncate("Hello World!", :length => 12).html_safe?
-  end
-
   def test_truncate
     assert_equal "Hello World!", truncate("Hello World!", :length => 12)
     assert_equal "Hello Wor...", truncate("Hello World!!", :length => 12)
   end
 
-  def test_truncate_should_not_escape_input
-    assert_equal "Hello <sc...", truncate("Hello <script>code!</script>World!!", :length => 12)
-  end
-
   def test_truncate_should_use_default_length_of_30
     str = "This is a string that will go longer then the default truncate length of 30"
     assert_equal str[0...27] + "...", truncate(str)
@@ -114,6 +106,35 @@ class TextHelperTest < ActionView::TestCase
     assert_equal options, passed_options
   end
 
+  def test_truncate_with_link_options
+    assert_equal "Here's a long test and I...<a href=\"#\">Continue</a>",
+    truncate("Here's a long test and I need a continue to read link", :length => 27) { link_to 'Continue', '#' }
+  end
+
+  def test_truncate_should_not_mutate_the_options_hash
+    options = { :length => 27 }
+    truncate("Here's a long test and I need a continue to read link", options) { link_to 'Continue', '#' }
+    assert_equal({ :length => 27 }, options)
+  end
+
+  def test_truncate_should_be_html_safe
+    assert truncate("Hello World!", :length => 12).html_safe?
+  end
+
+  def test_truncate_should_escape_the_input
+    assert_equal "Hello &lt;sc...", truncate("Hello <script>code!</script>World!!", :length => 12)
+  end
+
+  def test_truncate_with_block_should_be_html_safe
+    truncated = truncate("Here's a long test and I need a continue to read link", :length => 27) { link_to 'Continue', '#' }
+    assert truncated.html_safe?
+  end
+
+  def test_truncate_with_block_should_escape_the_input
+    assert_equal "&lt;script&gt;code!&lt;/script&gt;He...<a href=\"#\">Continue</a>",
+      truncate("<script>code!</script>Here's a long test and I need a continue to read link", :length => 27) { link_to 'Continue', '#' }
+  end
+
   def test_highlight_should_be_html_safe
     assert highlight("This is a beautiful morning", "beautiful").html_safe?
   end