Added has_css? to session

lib/webcat.rb

@@ -1,3 +1,5 @@
+require 'nokogiri'
+
 module Webcat
   VERSION = '0.1'
 

lib/webcat/session.rb

@@ -71,6 +71,10 @@ class Webcat::Session
     end
   end
   
+  def has_css?(path, options={})
+    has_xpath?(Nokogiri::CSS.xpath_for(path).first, options)
+  end
+  
   def within(scope)
     scopes.push(scope)
     yield

spec/session_spec.rb

@@ -345,6 +345,47 @@ shared_examples_for "session" do
       end
     end
   end
+  
+  describe '#has_css?' do
+    before do
+      @session.visit('/with_html')
+    end
+
+    it "should be true if the given selector is on the page" do
+      @session.should have_css("p")
+      @session.should have_css("p a#foo")
+    end
+
+    it "should be false if the given selector is not on the page" do
+      @session.should_not have_css("abbr")
+      @session.should_not have_css("p a#doesnotexist")
+      @session.should_not have_css("p.nosuchclass")
+    end
+    
+    it "should respect scopes" do
+      @session.within "//p[@id='first']" do
+        @session.should have_css("a#foo")
+        @session.should_not have_css("a#red")
+      end
+    end
+
+    context "with count" do
+      it "should be true if the content is on the page the given number of times" do
+        @session.should have_css("p", :count => 3)
+        @session.should have_css("p a#foo", :count => 1)
+      end
+
+      it "should be false if the content is on the page the given number of times" do
+        @session.should_not have_css("p", :count => 6)
+        @session.should_not have_css("p a#foo", :count => 2)
+      end
+
+      it "should be false if the content isn't on the page at all" do
+        @session.should_not have_css("abbr", :count => 2)
+        @session.should_not have_css("p a.doesnotexist", :count => 1)
+      end
+    end
+  end
 
   describe "#attach_file" do
     before do