Add method check_url to return the URL to /check

/check is an optional module in BigBlueButton.

Also change rspec to be more verbose and include 1.0 in the list of
versions tested for.

Author: daronco

.rspec

@@ -1 +1,2 @@
+--format documentation
 --color

lib/bigbluebutton_api.rb

@@ -599,6 +599,10 @@ def test_connection
       response[:returncode]
     end
 
+    def check_url
+      get_url(:check)
+    end
+
     # API's are equal if all the following attributes are equal.
     def ==(other)
       r = true
@@ -624,6 +628,9 @@ def last_xml_response
     def get_url(method, params={})
       if method == :index
         return @url
+      elsif method == :check
+        baseurl = URI.join(@url, "/").to_s
+        return "#{baseurl}check"
       end
 
       url = "#{@url}/#{method}?"

spec/bigbluebutton_api_spec.rb

@@ -340,6 +340,15 @@
       end
     end
 
+    describe "#check_url" do
+      context "when method = :check" do
+        it {
+          api.url = 'http://my-test-server.com/bigbluebutton/api'
+          api.check_url.should == 'http://my-test-server.com/check'
+        }
+      end
+    end
+
     describe "#==" do
       let(:api2) { BigBlueButton::BigBlueButtonApi.new(url, secret, version, debug) }
 
@@ -403,6 +412,13 @@
         it { api.get_url(:index).should == api.url }
       end
 
+      context "when method = :check" do
+        it {
+          api.url = 'http://my-test-server.com/bigbluebutton/api'
+          api.get_url(:check).should == 'http://my-test-server.com/check'
+        }
+      end
+
       context "when method != :index" do
         context "validates the entire url" do
           context "with params" do
@@ -755,4 +771,5 @@
   it_should_behave_like "BigBlueButtonApi", "0.8"
   it_should_behave_like "BigBlueButtonApi", "0.81"
   it_should_behave_like "BigBlueButtonApi", "0.9"
+  it_should_behave_like "BigBlueButtonApi", "1.0"
 end