1 files changed, 31 insertions, 2 deletions
diff --git a/test/rdoc/test_rdoc_markdown.rb b/test/rdoc/test_rdoc_markdown.rb
index 79b0175293..99f8abf5ab 100644
--- a/test/rdoc/test_rdoc_markdown.rb
+++ b/test/rdoc/test_rdoc_markdown.rb
@@ -1,5 +1,5 @@
 # coding: UTF-8
-# frozen_string_literal: false
+# frozen_string_literal: true
 
 require 'rdoc/test_case'
 require 'rdoc/markup/block_quote'
@@ -717,7 +717,7 @@ Some text. ^[With a footnote]
   def test_parse_note_no_notes
     @parser.notes = false
 
-    assert_raises RuntimeError do # TODO use a real error
+    assert_raises RDoc::Markdown::ParseError do
       parse "Some text.[^1]"
     end
   end
@@ -930,6 +930,35 @@ and an extra note.[^2]
     assert_equal expected, doc
   end
 
+  def test_parse_strike_tilde
+    doc = parse "it ~~works~~\n"
+
+    expected = @RM::Document.new(
+      @RM::Paragraph.new("it ~works~"))
+
+    assert_equal expected, doc
+  end
+
+  def test_parse_strike_words_tilde
+    doc = parse "it ~~works fine~~\n"
+
+    expected = @RM::Document.new(
+      @RM::Paragraph.new("it <s>works fine</s>"))
+
+    assert_equal expected, doc
+  end
+
+  def test_parse_strike_tilde_no
+    @parser.strike = false
+
+    doc = parse "it ~~works fine~~\n"
+
+    expected = @RM::Document.new(
+      @RM::Paragraph.new("it ~~works fine~~"))
+
+    assert_equal expected, doc
+  end
+
   def test_parse_style
     @parser.css = true