require File.dirname(__FILE__) + '/../../spec_helper'
require 'cgi'

describe "CGI#header when passed no arguments" do
  before(:each) do
    @cgi = CGI.new
  end
  
  it "returns a HTML header specifiying the Content-Type as text/html" do
    @cgi.header.should == "Content-Type: text/html\r\n\r\n"
  end

  it "includes Cookies in the @output_cookies field" do
    @cgi.instance_variable_set(:@output_cookies, ["multiple", "cookies"])
    @cgi.header.should == "Content-Type: text/html\r\nSet-Cookie: multiple\r\nSet-Cookie: cookies\r\n\r\n" 
  end
end

describe "CGI#header when passed String" do
  before(:each) do
    @cgi = CGI.new
  end
  
  it "returns a HTML header specifiying the Content-Type as the passed String's content" do
    @cgi.header("text/plain").should == "Content-Type: text/plain\r\n\r\n"
  end

  it "includes Cookies in the @output_cookies field" do
    @cgi.instance_variable_set(:@output_cookies, ["multiple", "cookies"])
    @cgi.header("text/plain").should == "Content-Type: text/plain\r\nSet-Cookie: multiple\r\nSet-Cookie: cookies\r\n\r\n" 
  end
end

describe "CGI#header when passed Hash" do
  before(:each) do
    @cgi = CGI.new
  end

  it "returns a HTML header based on the Hash's key/value pairs" do
    header = @cgi.header("type" => "text/plain")
    header.should == "Content-Type: text/plain\r\n\r\n"
    
    header = @cgi.header("type" => "text/plain", "charset" => "UTF-8")
    header.should == "Content-Type: text/plain; charset=UTF-8\r\n\r\n"
    
    header = @cgi.header("nph" => true)
    header.should include("HTTP/1.0 200 OK\r\n")
    header.should include("Date: ")
    header.should include("Server: ")
    header.should include("Connection: close\r\n")
    header.should include("Content-Type: text/html\r\n")
    
    header = @cgi.header("status" => "OK")
    header.should == "Status: 200 OK\r\nContent-Type: text/html\r\n\r\n"

    header = @cgi.header("status" => "PARTIAL_CONTENT")
    header.should == "Status: 206 Partial Content\r\nContent-Type: text/html\r\n\r\n"

    header = @cgi.header("status" => "MULTIPLE_CHOICES")
    header.should == "Status: 300 Multiple Choices\r\nContent-Type: text/html\r\n\r\n"
  
    header = @cgi.header("server" => "Server Software used")
    header.should == "Server: Server Software used\r\nContent-Type: text/html\r\n\r\n"
  
    header = @cgi.header("connection" => "connection type")
    header.should == "Connection: connection type\r\nContent-Type: text/html\r\n\r\n"
  
    header = @cgi.header("length" => 103)
    header.should == "Content-Type: text/html\r\nContent-Length: 103\r\n\r\n"

    header = @cgi.header("language" => "ja")
    header.should == "Content-Type: text/html\r\nContent-Language: ja\r\n\r\n"

    header = @cgi.header("expires" => Time.at(0))
    header.should == "Content-Type: text/html\r\nExpires: Thu, 01 Jan 1970 00:00:00 GMT\r\n\r\n"

    header = @cgi.header("cookie" => "my cookie's content")
    header.should == "Content-Type: text/html\r\nSet-Cookie: my cookie's content\r\n\r\n"

    header = @cgi.header("cookie" => ["multiple", "cookies"])
    header.should == "Content-Type: text/html\r\nSet-Cookie: multiple\r\nSet-Cookie: cookies\r\n\r\n"
  end
  
  it "includes Cookies in the @output_cookies field" do
    @cgi.instance_variable_set(:@output_cookies, ["multiple", "cookies"])
    @cgi.header({}).should == "Content-Type: text/html\r\nSet-Cookie: multiple\r\nSet-Cookie: cookies\r\n\r\n" 
  end
  
  it "returns a HTML header specifiying the Content-Type as text/html when passed an empty Hash" do
    @cgi.header({}).should == "Content-Type: text/html\r\n\r\n"
  end
end
