/test/rexml/test_functions.rb
Ruby | 225 lines | 183 code | 30 blank | 12 comment | 0 complexity | 53535ce0d2275093975a3277bed58d61 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, AGPL-3.0
- # frozen_string_literal: false
- require "test/unit/testcase"
- require "rexml/document"
- module REXMLTests
- class FunctionsTester < Test::Unit::TestCase
- include REXML
- def test_functions
- # trivial text() test
- # confuse-a-function
- source = "<a>more <b id='1'/><b id='2'>dumb</b><b id='3'/><c/> text</a>"
- doc = Document.new source
- res = ""
- XPath::each(doc.root, "text()") {|val| res << val.to_s}
- assert_equal "more text", res
- res = XPath::first(doc.root, "b[last()]")
- assert_equal '3', res.attributes['id']
- res = XPath::first(doc.root, "b[position()=2]")
- assert_equal '2', res.attributes['id']
- res = XPath::first(doc.root, "*[name()='c']")
- assert_equal "c", res.name
- end
- # Contributed by Mike Stok
- def test_starts_with
- source = <<-EOF
- <foo>
- <a href="mailto:a@b.c">a@b.c</a>
- <a href="http://www.foo.com">http://www.foo.com</a>
- </foo>
- EOF
- doc = Document.new source
- mailtos = doc.elements.to_a("//a[starts-with(@href, 'mailto:')]")
- assert_equal 1, mailtos.size
- assert_equal "mailto:a@b.c", mailtos[0].attributes['href']
- ailtos = doc.elements.to_a("//a[starts-with(@href, 'ailto:')]")
- assert_equal 0, ailtos.size
- end
- def test_string_length
- doc = Document.new <<-EOF
- <AAA>
- <Q/>
- <SSSS/>
- <BB/>
- <CCC/>
- <DDDDDDDD/>
- <EEEE/>
- </AAA>
- EOF
- assert doc, "create doc"
- set = doc.elements.to_a("//*[string-length(name()) = 3]")
- assert_equal 2, set.size, "nodes with names length = 3"
- set = doc.elements.to_a("//*[string-length(name()) < 3]")
- assert_equal 2, set.size, "nodes with names length < 3"
- set = doc.elements.to_a("//*[string-length(name()) > 3]")
- assert_equal 3, set.size, "nodes with names length > 3"
- end
- # Test provided by Mike Stok
- def test_contains
- source = <<-EOF
- <foo>
- <a href="mailto:a@b.c">a@b.c</a>
- <a href="http://www.foo.com">http://www.foo.com</a>
- </foo>
- EOF
- doc = Document.new source
- [['o', 2], ['foo', 1], ['bar', 0]].each { |test|
- search, expected = test
- set = doc.elements.to_a("//a[contains(@href, '#{search}')]")
- assert_equal expected, set.size
- }
- end
- # Mike Stok and Sean Russell
- def test_substring
- # examples from http://www.w3.org/TR/xpath#function-substring
- doc = Document.new('<test string="12345" />')
- #puts XPath.first(d, 'node()[0 + 1]')
- #d = Document.new("<a b='1'/>")
- #puts XPath.first(d, 'a[0 mod 0]')
- [ [1.5, 2.6, '234'],
- [0, 3, '12'],
- [0, '0 div 0', ''],
- [1, '0 div 0', ''],
- ['-42', '1 div 0', '12345'],
- ['-1 div 0', '1 div 0', '']
- ].each { |start, length, expected|
- set = doc.elements.to_a("//test[substring(@string, #{start}, #{length}) = '#{expected}']")
- assert_equal 1, set.size, "#{start}, #{length}, '#{expected}'"
- }
- end
- def test_substring_angrez
- testString = REXML::Functions::substring_after("helloworld","hello")
- assert_equal( 'world', testString )
- end
- def test_translate
- source = <<-EOF
- <doc>
- <case name='w3c one' result='BAr' /> <!-- w3c -->
- <case name='w3c two' result='AAA' /> <!-- w3c -->
- <case name='alchemy' result="gold" /> <!-- mike -->
- <case name='vbxml one' result='A Space Odyssey' />
- <case name='vbxml two' result='AbCdEf' />
- </doc>
- EOF
- doc = Document.new(source)
- [ ['bar', 'abc', 'ABC', 'w3c one'],
- ['--aaa--','abc-','ABC', 'w3c two'],
- ['lead', 'dear language', 'doll groover', 'alchemy'],
- ['A Space Odissei', 'i', 'y', 'vbxml one'],
- ['abcdefg', 'aceg', 'ACE', 'vbxml two'],
- ].each { |arg1, arg2, arg3, name|
- translate = "translate('#{arg1}', '#{arg2}', '#{arg3}')"
- set = doc.elements.to_a("//case[@result = #{translate}]")
- assert_equal 1, set.size, translate
- assert_equal name, set[0].attributes['name']
- }
- end
- def test_name
- d = REXML::Document.new("<a xmlns:x='foo'><b/><x:b/></a>")
- assert_equal 1, d.root.elements.to_a('*[name() = "b"]').size
- assert_equal 1, d.elements.to_a('//*[name() = "x:b"]').size
- end
- def test_local_name
- d = REXML::Document.new("<a xmlns:x='foo'><b/><x:b/></a>")
- assert_equal 2, d.root.elements.to_a('*[local_name() = "b"]').size
- assert_equal 2, d.elements.to_a('//*[local_name() = "b"]').size
- end
- def test_substring2
- doc = Document.new('<test string="12345" />')
- assert_equal(1,doc.elements.to_a("//test[substring(@string,2)='2345']").size)
- end
- # Submitted by Kouhei
- def test_floor_ceiling_round
- source = "<a><b id='1'/><b id='2'/><b id='3'/></a>"
- doc = REXML::Document.new(source)
- id_1 = doc.elements["/a/b[@id='1']"]
- id_2 = doc.elements["/a/b[@id='2']"]
- id_3 = doc.elements["/a/b[@id='3']"]
- good = {
- "floor" => [[], [id_1], [id_2], [id_3]],
- "ceiling" => [[id_1], [id_2], [id_3], []],
- "round" => [[id_1], [id_2], [id_3], []]
- }
- good.each do |key, value|
- (0..3).each do |i|
- xpath = "//b[number(@id) = #{key}(#{i+0.5})]"
- assert_equal(value[i], REXML::XPath.match(doc, xpath))
- end
- end
- good["round"] = [[], [id_1], [id_2], [id_3]]
- good.each do |key, value|
- (0..3).each do |i|
- xpath = "//b[number(@id) = #{key}(#{i+0.4})]"
- assert_equal(value[i], REXML::XPath.match(doc, xpath))
- end
- end
- end
- # Submitted by Kou
- def test_lang
- d = Document.new(<<-XML)
- <a xml:lang="en">
- <b xml:lang="ja">
- <c xml:lang="fr"/>
- <d/>
- <e xml:lang="ja-JP"/>
- <f xml:lang="en-US"/>
- </b>
- </a>
- XML
- assert_equal(1, d.elements.to_a("//*[lang('fr')]").size)
- assert_equal(3, d.elements.to_a("//*[lang('ja')]").size)
- assert_equal(2, d.elements.to_a("//*[lang('en')]").size)
- assert_equal(1, d.elements.to_a("//*[lang('en-us')]").size)
- d = Document.new(<<-XML)
- <root>
- <para xml:lang="en"/>
- <div xml:lang="en"><para/></div>
- <para xml:lang="EN"/>
- <para xml:lang="en-us"/>
- </root>
- XML
- assert_equal(5, d.elements.to_a("//*[lang('en')]").size)
- end
- def test_ticket_60
- document = REXML::Document.new("<a><b>A</b><b>1</b></a>")
- assert_equal( "A", REXML::XPath.first(document, '//b[.="A"]').text )
- assert_equal( "1", REXML::XPath.first(document, '//b[.="1"]').text )
- end
- def test_normalize_space
- source = "<a><!--COMMENT A--><b><!-- COMMENT A --></b></a>"
- doc = REXML::Document.new(source)
- predicate = "string(.)=normalize_space('\nCOMMENT \n A \n\n ')"
- m = REXML::XPath.match(doc, "//comment()[#{predicate}]")
- assert_equal( [REXML::Comment.new("COMMENT A")], m )
- end
- end
- end