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# frozen_string_literal: true
require "helper"
class Nokogiri::TestCase
describe Nokogiri do
def test_libxml_iconv
skip_unless_libxml2("this constant is only set in the C extension when libxml2 is used")
assert(Nokogiri.const_defined?(:LIBXML_ICONV_ENABLED))
end
def test_parse_with_io
doc = Nokogiri.parse(StringIO.new("<html><head><title></title><body></body></html>"))
assert_instance_of(Nokogiri::HTML::Document, doc)
end
def test_xml?
doc = Nokogiri.parse(File.read(XML_FILE))
assert_predicate(doc, :xml?)
refute_predicate(doc, :html?)
end
def test_atom_is_xml?
doc = Nokogiri.parse(File.read(XML_ATOM_FILE))
assert_predicate(doc, :xml?)
refute_predicate(doc, :html?)
end
def test_html?
doc = Nokogiri.parse(File.read(HTML_FILE))
refute_predicate(doc, :xml?)
assert_predicate(doc, :html?)
end
def test_nokogiri_method_with_html
doc1 = Nokogiri(File.read(HTML_FILE))
doc2 = Nokogiri.parse(File.read(HTML_FILE))
assert_equal(doc1.serialize, doc2.serialize)
end
def test_nokogiri_method_with_block
doc = Nokogiri { b("bold tag") }
assert_equal("<b>bold tag</b>", doc.to_html.chomp)
end
def test_make_with_html
doc = Nokogiri.make("<b>bold tag</b>")
assert_equal("<b>bold tag</b>", doc.to_html.chomp)
end
def test_make_with_block
doc = Nokogiri.make { b("bold tag") }
assert_equal("<b>bold tag</b>", doc.to_html.chomp)
end
end
end
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