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require "test/unit/testcase"
require 'rexml/parsers/pullparser'
module REXMLTests
class PullParserTester < Test::Unit::TestCase
include REXML
def test_basics
source = '<?xml version="1.0"?>
<!DOCTYPE blah>
<a>foo <<b attribute="value">bar</b> nooo</a>'
parser = REXML::Parsers::PullParser.new(source)
res = { :text=>0 }
until parser.empty?
results = parser.pull
res[ :xmldecl ] = true if results.xmldecl?
res[ :doctype ] = true if results.doctype?
res[ :a ] = true if results.start_element? and results[0] == 'a'
if results.start_element? and results[0] == 'b'
res[ :b ] = true
assert_equal 'value', results[1]['attribute']
end
res[ :text ] += 1 if results.text?
end
[ :xmldecl, :doctype, :a, :b ].each { |tag|
assert res[tag] , "#{tag} wasn't processed"
}
assert_equal 4, res[ :text ]
rescue ParseException
puts $!
end
def test_bad_document
source = "<a><b></a>"
parser = REXML::Parsers::PullParser.new(source)
assert_raise(ParseException, "Parsing should have failed") {
parser.pull while parser.has_next?
}
end
def test_entity_replacement
source = '<!DOCTYPE foo [
<!ENTITY la "1234">
<!ENTITY lala "--&la;--">
<!ENTITY lalal "&la;&la;">
]><a><la>&la;</la><lala>&lala;</lala></a>'
pp = REXML::Parsers::PullParser.new( source )
el_name = ''
while pp.has_next?
event = pp.pull
case event.event_type
when :start_element
el_name = event[0]
when :text
case el_name
when 'la'
assert_equal('1234', event[1])
when 'lala'
assert_equal('--1234--', event[1])
end
end
end
end
def test_peek_unshift
source = "<a><b/></a>"
REXML::Parsers::PullParser.new(source)
# FINISH ME!
end
def test_inspect
xml = '<a id="1"><b id="2">Hey</b></a>'
parser = Parsers::PullParser.new( xml )
while parser.has_next?
pull_event = parser.pull
if pull_event.start_element?
peek = parser.peek()
peek.inspect
end
end
end
def test_peek
xml = '<a id="1"><b id="2">Hey</b></a>'
parser = Parsers::PullParser.new( xml )
names = %w{ a b }
while parser.has_next?
pull_event = parser.pull
if pull_event.start_element?
assert_equal( :start_element, pull_event.event_type )
assert_equal( names.shift, pull_event[0] )
if names[0] == 'b'
peek = parser.peek()
assert_equal( :start_element, peek.event_type )
assert_equal( names[0], peek[0] )
end
end
end
assert_equal( 0, names.length )
end
end
end
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