root/platform/tdiary/spec/twitter_js_spec.rb

$:.unshift(File.dirname(__FILE__))
require 'spec_helper'
require 'time'

describe "twitter_js plugin" do
        def setup_twitter_js_plugin(mode, user_id)
                fake_plugin(:twitter_js) { |plugin|
                        plugin.mode = mode
                        plugin.conf['twitter.user'] = user_id
                        plugin.date = Time.parse("20080124")
                }
        end

        describe "should render javascript and div tag in day" do
                before do
                        @plugin = setup_twitter_js_plugin("day", "123456789")
                end
                
                it "for header" do
                        snippet = @plugin.header_proc
                        snippet.should == expected_html_header_snippet("123456789")
                end
                
                it "for body leave" do
                        snippet = @plugin.body_leave_proc(Time.parse("20080124"))
                        snippet.should == expected_html_body_snippet
                end
        end

        describe "should render javascript and div tag in latest" do
                before do
                        @plugin = setup_twitter_js_plugin("latest", "123456789")
                end
                
                it "for header" do
                        snippet = @plugin.header_proc
                        snippet.should == expected_html_header_snippet("123456789")
                end
                
                it "for body leave" do
                        snippet = @plugin.body_leave_proc(Time.parse("20080124"))
                        snippet.should == expected_html_body_snippet
                end
        end

        describe "should not render in edit" do
                before do
                        @plugin = setup_twitter_js_plugin("edit", "123456789")
                end
                
                it "for header" do
                        snippet = @plugin.header_proc
                        snippet.should be_empty
                end
                
                it "for body leave" do
                        snippet = @plugin.body_leave_proc(Time.parse("20080124"))
                        snippet.should be_empty
                end
        end

        describe "should not render when user_id is empty" do
                before do
                        @plugin = setup_twitter_js_plugin("edit", "")
                end
                
                it "for header" do
                        snippet = @plugin.header_proc
                        snippet.should be_empty
                end
                
                it "for body leave" do
                        snippet = @plugin.body_leave_proc(Time.parse(""))
                        snippet.should be_empty
                end
        end

        def expected_html_header_snippet(user_id)
                expected = <<-EXPECTED
                <script type="text/javascript"><!--
                function twitter_cb(a){
                        var f=function(n){return (n<10?"0":"")+n};
                        for(var i=0;i<a.length;i++){
                                var d=new Date(a[i]['created_at'].replace('+0000','UTC'));
                                var id="twitter_statuses_"+f(d.getFullYear())+f(d.getMonth()+1)+f(d.getDate());
                                var e=document.getElementById(id);
                                if(!e) continue;
                                if(!e.innerHTML) e.innerHTML='<h3><a href="http://twitter.com/#{user_id}">Twitter statuses</a></h3>';
                                e.innerHTML+='<p><strong>'+a[i]['text']+'</strong> ('+f(d.getHours())+':'+f(d.getMinutes())+':'+f(d.getSeconds())+')</p>';
                        }
                }
                function twitter_js(){
                        var e=document.createElement("script");
                        e.type="text/javascript";
                        e.src="http://twitter.com/statuses/user_timeline/#{user_id}.json?callback=twitter_cb&amp;count=20";
                        document.documentElement.appendChild(e);
                }
                if(window.addEventListener){
                        window.addEventListener('load',twitter_js,false);
                }else if(window.attachEvent){
                        window.attachEvent('onload',twitter_js);
                }else{
                        window.onload=twitter_js;
                }
                // --></script>
                EXPECTED
                expected.gsub(/^\t/, '').chomp
        end

        def expected_html_body_snippet
                expected = <<-HTML
                <div id="twitter_statuses_20080124" class="section"></div>
                HTML
                expected.gsub( /^\t/, '' ).chomp
        end
end