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require 'abstract_unit'
class DocumentTest < Test::Unit::TestCase
def test_handle_doctype
doc = nil
assert_nothing_raised do
doc = HTML::Document.new <<-HTML.strip
<!DOCTYPE "blah" "blah" "blah">
<html>
</html>
HTML
end
assert_equal 3, doc.root.children.length
assert_equal %{<!DOCTYPE "blah" "blah" "blah">}, doc.root.children[0].content
assert_match %r{\s+}m, doc.root.children[1].content
assert_equal "html", doc.root.children[2].name
end
def test_find_img
doc = HTML::Document.new <<-HTML.strip
<html>
<body>
<p><img src="hello.gif"></p>
</body>
</html>
HTML
assert doc.find(:tag=>"img", :attributes=>{"src"=>"hello.gif"})
end
def test_find_all
doc = HTML::Document.new <<-HTML.strip
<html>
<body>
<p class="test"><img src="hello.gif"></p>
<div class="foo">
<p class="test">something</p>
<p>here is <em class="test">more</em></p>
</div>
</body>
</html>
HTML
all = doc.find_all :attributes => { :class => "test" }
assert_equal 3, all.length
assert_equal [ "p", "p", "em" ], all.map { |n| n.name }
end
def test_find_with_text
doc = HTML::Document.new <<-HTML.strip
<html>
<body>
<p>Some text</p>
</body>
</html>
HTML
assert doc.find(:content => "Some text")
assert doc.find(:tag => "p", :child => { :content => "Some text" })
assert doc.find(:tag => "p", :child => "Some text")
assert doc.find(:tag => "p", :content => "Some text")
end
def test_parse_xml
assert_nothing_raised { HTML::Document.new("<tags><tag/></tags>", true, true) }
assert_nothing_raised { HTML::Document.new("<outer><link>something</link></outer>", true, true) }
end
def test_parse_document
doc = HTML::Document.new(<<-HTML)
<div>
<h2>blah</h2>
<table>
</table>
</div>
HTML
assert_not_nil doc.find(:tag => "div", :children => { :count => 1, :only => { :tag => "table" } })
end
def test_tag_nesting_nothing_to_s
doc = HTML::Document.new("<tag></tag>")
assert_equal "<tag></tag>", doc.root.to_s
end
def test_tag_nesting_space_to_s
doc = HTML::Document.new("<tag> </tag>")
assert_equal "<tag> </tag>", doc.root.to_s
end
def test_tag_nesting_text_to_s
doc = HTML::Document.new("<tag>text</tag>")
assert_equal "<tag>text</tag>", doc.root.to_s
end
def test_tag_nesting_tag_to_s
doc = HTML::Document.new("<tag><nested /></tag>")
assert_equal "<tag><nested /></tag>", doc.root.to_s
end
def test_parse_cdata
doc = HTML::Document.new(<<-HTML)
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
<head>
<title><![CDATA[<br>]]></title>
</head>
<body>
<p>this document has <br> for a title</p>
</body>
</html>
HTML
assert_nil doc.find(:tag => "title", :descendant => { :tag => "br" })
assert doc.find(:tag => "title", :child => "<br>")
end
def test_find_empty_tag
doc = HTML::Document.new("<div id='map'></div>")
assert_nil doc.find(:tag => "div", :attributes => { :id => "map" }, :content => /./)
assert doc.find(:tag => "div", :attributes => { :id => "map" }, :content => /\A\Z/)
assert doc.find(:tag => "div", :attributes => { :id => "map" }, :content => /^$/)
assert doc.find(:tag => "div", :attributes => { :id => "map" }, :content => "")
assert doc.find(:tag => "div", :attributes => { :id => "map" }, :content => nil)
end
end
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