diff --git a/Rakefile b/Rakefile
index e3d475d..dd71f72 100644
--- a/Rakefile
+++ b/Rakefile
@@ -56,7 +56,7 @@ end
 
 require 'spec/rake/verify_rcov'
 RCov::VerifyTask.new(:verify_rcov => :rcov) do |t|
-  t.threshold = 97.5 # Make sure you have rcov 0.7 or higher!
+  t.threshold = 99.9 # Make sure you have rcov 0.7 or higher!
 end
 
 remove_task "default"
diff --git a/lib/webrat/core/form.rb b/lib/webrat/core/form.rb
index 9be4ece..60a5c07 100644
--- a/lib/webrat/core/form.rb
+++ b/lib/webrat/core/form.rb
@@ -19,12 +19,12 @@ module Webrat
     
     def find_select_option(option_text)
       select_fields = fields_by_type([SelectField])
-      
+
       select_fields.each do |select_field|
         result = select_field.find_option(option_text)
         return result if result
       end
-      
+
       nil
     end
 
diff --git a/lib/webrat/core/logging.rb b/lib/webrat/core/logging.rb
index 08e9870..e2be0c4 100644
--- a/lib/webrat/core/logging.rb
+++ b/lib/webrat/core/logging.rb
@@ -3,7 +3,7 @@ module Webrat
     
     def debug_log(message) # :nodoc:
       return unless logger
-      logger.debug
+      logger.debug(message)
     end
 
     def logger # :nodoc:
diff --git a/spec/api/clicks_link_spec.rb b/spec/api/clicks_link_spec.rb
index c77d019..8909962 100644
--- a/spec/api/clicks_link_spec.rb
+++ b/spec/api/clicks_link_spec.rb
@@ -131,6 +131,26 @@ describe "clicks_link" do
     @session.clicks_link "Put"
   end
   
+  it "should fail if the javascript link doesn't have a value for the _method input" do
+    @session.response_body = <<-EOS
+      <a href="/posts/1" onclick="var f = document.createElement('form');
+        f.style.display = 'none';
+        this.parentNode.appendChild(f);
+        f.method = 'POST';
+        f.action = this.href;
+        var m = document.createElement('input');
+        m.setAttribute('type', 'hidden');
+        m.setAttribute('name', '_method');
+        f.appendChild(m);
+        f.submit();
+        return false;">Link</a>
+    EOS
+    
+    lambda {
+      @session.clicks_link "Link"
+    }.should raise_error
+  end
+  
   it "should assert valid response" do
     @session.response_body = <<-EOS
       <a href="/page">Link text</a>
@@ -139,6 +159,16 @@ describe "clicks_link" do
     lambda { @session.clicks_link "Link text" }.should raise_error
   end
   
+  it "should fail is the link doesn't exist" do
+    @session.response_body = <<-EOS
+      <a href="/page">Link text</a>
+    EOS
+    
+    lambda {
+      @session.clicks_link "Missing link"
+    }.should raise_error
+  end
+  
   it "should not be case sensitive" do
     @session.response_body = <<-EOS
       <a href="/page">Link text</a>
diff --git a/spec/api/selects_spec.rb b/spec/api/selects_spec.rb
index ce1fc5b..21aeb4e 100644
--- a/spec/api/selects_spec.rb
+++ b/spec/api/selects_spec.rb
@@ -134,6 +134,19 @@ describe "selects" do
     @session.selects(/jan/i)
     @session.clicks_button
   end
+  
+  it "should fail if no option matching the regexp exists" do
+    @session.response_body = <<-EOS
+      <form method="post" action="/login">
+        <select name="month"><option>January</option></select>
+        <input type="submit" />
+      </form>
+    EOS
+    
+    lambda {
+      @session.selects(/feb/i)
+    }.should raise_error
+  end
 
   it "should find option by regexp in list specified by label" do
     @session.response_body = <<-EOS
diff --git a/spec/webrat/core/logging_spec.rb b/spec/webrat/core/logging_spec.rb
new file mode 100644
index 0000000..73f5bbc
--- /dev/null
+++ b/spec/webrat/core/logging_spec.rb
@@ -0,0 +1,12 @@
+require File.expand_path(File.dirname(__FILE__) + "/../../spec_helper")
+
+describe Webrat::Logging do
+  include Webrat::Logging
+  
+  it "should log to RAILS_DEFAULT_LOGGER" do
+    logger = mock("logger")
+    RAILS_DEFAULT_LOGGER = logger
+    logger.should_receive(:debug).with("Testing")
+    debug_log "Testing"
+  end
+end
\ No newline at end of file
diff --git a/spec/webrat/core/session_spec.rb b/spec/webrat/core/session_spec.rb
new file mode 100644
index 0000000..376e4b7
--- /dev/null
+++ b/spec/webrat/core/session_spec.rb
@@ -0,0 +1,33 @@
+require File.expand_path(File.dirname(__FILE__) + "/../../spec_helper")
+
+describe Webrat::Session do
+  
+  it "should not have a doc_root" do
+    session = Webrat::Session.new
+    session.doc_root.should be_nil
+  end
+  
+  it "should expose the current_dom" do
+    session = Webrat::Session.new
+    
+    def session.response_body
+      "<html></html>"
+    end
+    
+    session.current_dom.should be_an_instance_of(Hpricot::Doc)
+  end
+  
+  it "should open the page in the browser" do
+    session = Webrat::Session.new
+    session.should_receive(:`).with("open path")
+    session.open_in_browser("path")
+  end
+  
+  it "should provide a current_page for backwards compatibility" do
+    session = Webrat::Session.new
+    current_page = session.current_page
+    current_page.should_not be_nil
+    current_page.should respond_to(:url)
+  end
+  
+end
\ No newline at end of file