From b7855c124f4df8357f8fda67a527cb7fd54cbbce Mon Sep 17 00:00:00 2001
From: Yorick Peterse <yorickpeterse@gmail.com>
Date: Sun, 1 Jun 2014 19:49:37 +0200
Subject: [PATCH] XPath lexer test for predicates using axes.

---
 spec/oga/xpath/lexer_spec.rb | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/spec/oga/xpath/lexer_spec.rb b/spec/oga/xpath/lexer_spec.rb
index 776a368..6c41361 100644
--- a/spec/oga/xpath/lexer_spec.rb
+++ b/spec/oga/xpath/lexer_spec.rb
@@ -126,6 +126,19 @@ describe Oga::XPath::Lexer do
     ]
   end
 
+  example 'lex a predicate expression using axes' do
+    lex_xpath('/div[/foo/bar]').should == [
+      [:T_SLASH, nil],
+      [:T_IDENT, 'div'],
+      [:T_LBRACK, nil],
+      [:T_SLASH, nil],
+      [:T_IDENT, 'foo'],
+      [:T_SLASH, nil],
+      [:T_IDENT, 'bar'],
+      [:T_RBRACK, nil]
+    ]
+  end
+
   # The following are a bunch of examples taken from Wikipedia and the W3 spec
   # to see how the lexer handles them.