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diff --git a/spec/rubyspec/library/cgi/htmlextension/html_spec.rb b/spec/rubyspec/library/cgi/htmlextension/html_spec.rb
new file mode 100644
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+++ b/spec/rubyspec/library/cgi/htmlextension/html_spec.rb
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+require File.expand_path('../../../../spec_helper', __FILE__)
+require 'cgi'
+require File.expand_path('../fixtures/common', __FILE__)
+
+describe "CGI::HtmlExtension#html" do
+  before :each do
+    @html = CGISpecs.cgi_new
+    @html.stub!(:doctype).and_return("<!DOCTYPE SUPA-FUNKAY-RUBYSPEC-DOCTYPE>")
+  end
+
+  describe "when passed no arguments" do
+    it "returns a self's doctype and an 'html'-element" do
+      expected = '<!DOCTYPE SUPA-FUNKAY-RUBYSPEC-DOCTYPE><HTML>'
+      @html.html.should == expected
+    end
+
+    it "includes the passed block when passed a block" do
+      expected = '<!DOCTYPE SUPA-FUNKAY-RUBYSPEC-DOCTYPE><HTML>test</HTML>'
+      @html.html { "test" }.should == expected
+    end
+  end
+
+  describe "when passed 'PRETTY'" do
+    it "returns pretty output when the passed String is 'PRETTY" do
+      expected = "<!DOCTYPE SUPA-FUNKAY-RUBYSPEC-DOCTYPE>\n<HTML>\n"
+      @html.html("PRETTY").should == expected
+    end
+
+    it "includes the passed block when passed a block" do
+      expected = "<!DOCTYPE SUPA-FUNKAY-RUBYSPEC-DOCTYPE>\n<HTML>\n  test\n</HTML>\n"
+      @html.html("PRETTY") { "test" }.should == expected
+    end
+  end
+
+  describe "when passed a Hash" do
+    it "returns an 'html'-element using the passed Hash for attributes" do
+      expected = '<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"><HTML BLA="TEST">'
+      @html.html("DOCTYPE" => '<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">', "BLA" => "TEST").should == expected
+    end
+
+    it "omits the doctype when the Hash contains a 'DOCTYPE' entry that's false or nil" do
+      @html.html("DOCTYPE" => false).should == "<HTML>"
+      @html.html("DOCTYPE" => nil).should == "<HTML>"
+    end
+  end
+
+  describe "when each HTML generation" do
+    it "returns the doctype declaration for HTML3" do
+      expect = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">'
+      CGISpecs.cgi_new("html3").html.should == expect + "<HTML>"
+      CGISpecs.cgi_new("html3").html { "html body" }.should == expect + "<HTML>html body</HTML>"
+    end
+
+    it "returns the doctype declaration for HTML4" do
+      expect = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">'
+      CGISpecs.cgi_new("html4").html.should == expect + "<HTML>"
+      CGISpecs.cgi_new("html4").html { "html body" }.should == expect + "<HTML>html body</HTML>"
+    end
+
+    it "returns the doctype declaration for the Transitional version of HTML4" do
+      expect = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">'
+      CGISpecs.cgi_new("html4Tr").html.should == expect + "<HTML>"
+      CGISpecs.cgi_new("html4Tr").html { "html body" }.should == expect + "<HTML>html body</HTML>"
+    end
+  end
+end