зеркало из https://github.com/github/ruby.git
73 строки
2.6 KiB
Ruby
73 строки
2.6 KiB
Ruby
require 'test/unit'
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require 'rexml/document'
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require 'rexml/element'
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require 'rexml/xpath'
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class XpathTestCase < Test::Unit::TestCase
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def setup
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@doc = REXML::Document.new
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end
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def tear_down
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end
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def test_text_as_element
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node1 = REXML::Element.new('a', @doc)
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node2 = REXML::Element.new('b', node1)
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REXML::Text.new('test', false, node2)
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assert_equal(1, @doc.elements.size, "doc owns 1 element node1")
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assert_same(node1, @doc.elements[1], "doc owns 1 element node1")
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assert_equal(1, node1.elements.size, "node1 owns 1 element node2")
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assert_same(node2, node1.elements[1], "node1 owns 1 element node2")
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assert_equal(1, node2.size, "node2 owns 1 text element")
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end
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def test_text_in_xpath_query
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node1 = REXML::Element.new('a', @doc)
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node2 = REXML::Element.new('b', node1)
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textnode = REXML::Text.new('test', false, node2)
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textnode.parent = node2 # should be unnecessary
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nodes = @doc.get_elements('//b')
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assert_equal(1, nodes.size, "document has one element")
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# why doesn't this query work right?
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nodes = REXML::XPath.match(@doc, '//text()')
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assert_equal(1, nodes.size, "//text() should yield one Text element")
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assert_equal(REXML::Text, nodes[0].class)
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end
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def test_comment_in_xpath_query
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node1 = REXML::Element.new('a', @doc)
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node2 = REXML::Element.new('b', node1)
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commentnode = REXML::Comment.new('test', node2)
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nodes = REXML::XPath.match(@doc, '//comment()')
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assert_equal(1, nodes.size, "//comment() should yield one Comment element")
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assert_same commentnode, nodes[0]
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end
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def test_parentage
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node1 = REXML::Element.new('a', @doc)
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assert_same(@doc, node1.parent, "node1 parent is document")
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node2 = REXML::Element.new('b', node1)
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assert_same(node1, node2.parent, "node2 parent is node1")
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textnode = REXML::Text.new('test', false, node2)
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# why isn't the text's parent node2?
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# Also look at Comment, etc.
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assert_same(node2, textnode.parent)
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comment = REXML::Comment.new('Test comment', node2)
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assert_same(node2, comment.parent)
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end
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def test_ancestors
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node1 = REXML::Element.new('a', @doc)
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node2 = REXML::Element.new('b', node1)
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textnode = REXML::Text.new('test', false, node2)
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#textnode.parent = node2 # should be unnecessary
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assert_same node2, textnode.parent
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nodes = @doc.get_elements('//b/ancestor::*')
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assert_equal(1, nodes.size, "<b> has one element ancestor")
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nodes = @doc.get_elements('//b/ancestor::node()')
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assert_equal(2, nodes.size, "<b> has two node ancestors")
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assert nodes[1].kind_of?(REXML::Document)
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end
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end
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