From f2fe2a4b478ed9bffa161e230647b1c2587fc964 Mon Sep 17 00:00:00 2001
From: Yorick Peterse <yorickpeterse@gmail.com>
Date: Wed, 13 Aug 2014 00:37:12 +0200
Subject: [PATCH] Failing XPath spec for double slashes.

The lexer doesn't lex things correctly due to "//" and "/" both being separate
rules. As a result the lexer emits two T_SLASH tokens for queries such as
".//foo".
---
 spec/oga/xpath/lexer/axes_spec.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/spec/oga/xpath/lexer/axes_spec.rb b/spec/oga/xpath/lexer/axes_spec.rb
index 25327c8..d804cdc 100644
--- a/spec/oga/xpath/lexer/axes_spec.rb
+++ b/spec/oga/xpath/lexer/axes_spec.rb
@@ -147,5 +147,16 @@ describe Oga::XPath::Lexer do
         [:T_RPAREN, nil],
       ]
     end
+
+    example 'lex the . axis followed by a path' do
+      lex_xpath('./foo').should == [
+        [:T_AXIS, 'self'],
+        [:T_IDENT, 'node'],
+        [:T_LPAREN, nil],
+        [:T_RPAREN, nil],
+        [:T_SLASH, nil],
+        [:T_IDENT, 'foo']
+      ]
+    end
   end
 end