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require 'rexml/document'
require File.expand_path('../../../../spec_helper', __FILE__)
# This spec defines Document#add and Document#<<
describe :rexml_document_add, shared: true do
before :each do
@doc = REXML::Document.new("<root/>")
@decl = REXML::XMLDecl.new("1.0")
end
it "sets document's XML declaration" do
@doc.send(@method, @decl)
@doc.xml_decl.should == @decl
end
it "inserts XML declaration as first node" do
@doc.send(@method, @decl)
@doc.children[0].version.should == "1.0"
end
it "overwrites existing XML declaration" do
@doc.send(@method, @decl)
@doc.send(@method, REXML::XMLDecl.new("2.0"))
@doc.xml_decl.version.should == "2.0"
end
it "sets document DocType" do
@doc.send(@method, REXML::DocType.new("transitional"))
@doc.doctype.name.should == "transitional"
end
it "overwrites existing DocType" do
@doc.send(@method, REXML::DocType.new("transitional"))
@doc.send(@method, REXML::DocType.new("strict"))
@doc.doctype.name.should == "strict"
end
it "adds root node unless it exists" do
d = REXML::Document.new("")
elem = REXML::Element.new "root"
d.send(@method, elem)
d.root.should == elem
end
it "refuses to add second root" do
lambda { @doc.send(@method, REXML::Element.new("foo")) }.should raise_error(RuntimeError)
end
end
describe "REXML::Document#add" do
it_behaves_like(:rexml_document_add, :add)
end
describe "REXML::Document#<<" do
it_behaves_like(:rexml_document_add, :<<)
end
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