[#25 state:open] Added tests to create matches_id? function in link

lib/webrat/core/link.rb

@@ -33,11 +33,22 @@ module Webrat
       html =~ matcher || title =~ matcher
     end
     
+    def matches_id?(id_or_regexp)
+      if id_or_regexp.is_a?(Regexp)
+        (id =~ id_or_regexp) ? true : false
+      else
+        (id == id_or_regexp) ? true : false
+      end
+    end
+    
     def text
       @element.innerHTML
     end
     
   protected
+    def id
+      @element['id']
+    end
   
     def data
       authenticity_token.blank? ? {} : {"authenticity_token" => authenticity_token}

spec/webrat/core/link_spec.rb

@@ -20,4 +20,54 @@ describe Webrat::Link do
     link.click
   end
   
+  it "should matches_text? on regexp" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:text).and_return("Link Text")
+    link.matches_text?(/link/i).should == 0
+  end
+  
+  it "should matches_text? on link_text" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:text).and_return("Link Text")
+    link.matches_text?("Link Text").should == 0
+  end
+  
+  it "should not matches_text? on link_text case insensitive" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:text).and_return("Link Text")
+    link.should_receive(:title).and_return(nil)
+    link.matches_text?("link_text").should == false
+  end
+  
+  it "should match text including  " do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:text).and_return("Link Text")
+    link.matches_text?("Link Text").should == 0
+  end
+  
+  it "should not matches_text? on wrong text" do 
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:text).and_return("Some Other Link")
+    link.should_receive(:title).and_return(nil)
+    link.matches_text?("Link Text").should == false
+  end
+  
+  it "should matches_id? on exact matching id" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:id).and_return("some_id")
+    link.matches_id?("some_id").should == true
+  end
+  
+  it "should not matches_id? on incorrect id" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:id).and_return("other_id")
+    link.matches_id?("some_id").should == false
+  end
+  
+  it "should matches_id? on matching id by regexp" do
+    link = Webrat::Link.new(@session, nil)
+    link.should_receive(:id).and_return("some_id")
+    link.matches_id?(/some/).should == true
+  end
+  
 end