Add test_accept_verbatim_escape_in_backtick

Author: aycabta

test/test_rdoc_markup_to_html.rb

@@ -469,6 +469,46 @@ def test_accept_verbatim_pipe
     assert_equal expected, @to.res.join
   end
 
+  def test_accept_verbatim_escape_in_backtick
+    code = <<-'RUBY'
+def foo
+  [
+    `\\`,
+    `\'\"\``,
+    `\#`,
+    `\#{}`,
+    `#`,
+    `#{}`
+  ]
+end
+def bar
+end
+    RUBY
+    verb = @RM::Verbatim.new(*code.split(/(?<=\n)/))
+
+    @to.start_accepting
+    @to.accept_verbatim verb
+
+    expected = <<-'EXPECTED'
+
+<pre class="ruby"><span class="ruby-keyword">def</span> <span class="ruby-identifier">foo</span>
+  [
+    <span class="ruby-string">`\\`</span>,
+    <span class="ruby-string">`\&#39;\&quot;\``</span>,
+    <span class="ruby-string">`\#`</span>,
+    <span class="ruby-string">`\#{}`</span>,
+    <span class="ruby-string">`#`</span>,
+    <span class="ruby-node">`#{}`</span>
+  ]
+<span class="ruby-keyword">end</span>
+<span class="ruby-keyword">def</span> <span class="ruby-identifier">bar</span>
+<span class="ruby-keyword">end</span>
+</pre>
+    EXPECTED
+
+    assert_equal expected, @to.res.join
+  end
+
   def test_accept_verbatim_ruby
     verb = @RM::Verbatim.new("1 + 1\n")
     verb.format = :ruby