Added basic specs for the CSS parser.

spec/oga/css/parser/paths_spec.rb

@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+describe Oga::CSS::Parser do
+  context 'paths' do
+    example 'parse a single path' do
+      parse_css('foo').should == s(:test, nil, 'foo')
+    end
+
+    example 'parse a path using two selectors' do
+      parse_css('foo bar').should == s(
+        :path,
+        s(:test, nil, 'foo'),
+        s(:test, nil, 'bar')
+      )
+    end
+  end
+end

spec/support/parsing.rb

@@ -42,6 +42,14 @@ module Oga
       return Oga::CSS::Lexer.new(input).lex
     end
 
+    ##
+    # @param [String] input
+    # @return [AST::Node]
+    #
+    def parse_css(input)
+      return Oga::CSS::Parser.new(input).parse
+    end
+
     ##
     # Parses an XPath expression.
     #