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test_xslt_transforms.rb
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test_xslt_transforms.rb
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require "helper"
class TestXsltTransforms < Nokogiri::TestCase
def setup
@doc = Nokogiri::XML(File.open(XML_FILE))
end
if Nokogiri.uses_libxml?
def test_class_methods
style = Nokogiri::XSLT(File.read(XSLT_FILE))
assert result = style.apply_to(@doc, ['title', '"Grandma"'])
assert_match %r{<h1>Grandma</h1>}, result
end
def test_transform
assert style = Nokogiri::XSLT.parse(File.read(XSLT_FILE))
assert result = style.apply_to(@doc, ['title', '"Booyah"'])
assert_match %r{<h1>Booyah</h1>}, result
assert_match %r{<th.*Employee ID</th>}, result
assert_match %r{<th.*Name</th>}, result
assert_match %r{<th.*Position</th>}, result
assert_match %r{<th.*Salary</th>}, result
assert_match %r{<td>EMP0003</td>}, result
assert_match %r{<td>Margaret Martin</td>}, result
assert_match %r{<td>Computer Specialist</td>}, result
assert_match %r{<td>100,000</td>}, result
assert_no_match %r{Dallas|Texas}, result
assert_no_match %r{Female}, result
assert result = style.apply_to(@doc, ['title', '"Grandma"'])
assert_match %r{<h1>Grandma</h1>}, result
assert result = style.apply_to(@doc)
assert_match %r{<h1></h1>}, result
end
def test_transform_with_output_style
xslt = Nokogiri::XSLT(<<-eoxslt)
<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="text" version="1.0"
encoding="iso-8859-1" indent="yes"/>
<xsl:param name="title"/>
<xsl:template match="/">
<html>
<body>
<xsl:for-each select="staff/employee">
<tr>
<td><xsl:value-of select="employeeId"/></td>
<td><xsl:value-of select="name"/></td>
<td><xsl:value-of select="position"/></td>
<td><xsl:value-of select="salary"/></td>
</tr>
</xsl:for-each>
</table>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
eoxslt
assert_no_match(/<td>/, xslt.apply_to(@doc, ['title', 'foo']))
end
def test_transform_arg_error
assert style = Nokogiri::XSLT(File.read(XSLT_FILE))
assert_raises(TypeError) do
style.transform(@doc, :foo)
end
end
def test_transform_with_hash
assert style = Nokogiri::XSLT(File.read(XSLT_FILE))
result = style.transform(@doc, {'title' => '"Booyah"'})
assert result.html?
assert_equal "Booyah", result.at_css("h1").content
end
def test_transform2
assert style = Nokogiri::XSLT(File.open(XSLT_FILE))
assert result_doc = style.transform(@doc)
assert result_doc.html?
assert_equal "", result_doc.at_css("h1").content
assert style = Nokogiri::XSLT(File.read(XSLT_FILE))
assert result_doc = style.transform(@doc, ['title', '"Booyah"'])
assert result_doc.html?
assert_equal "Booyah", result_doc.at_css("h1").content
assert result_string = style.apply_to(@doc, ['title', '"Booyah"'])
assert_equal result_string, style.serialize(result_doc)
end
def test_transform_with_quote_params
assert style = Nokogiri::XSLT(File.open(XSLT_FILE))
assert result_doc = style.transform(@doc, Nokogiri::XSLT.quote_params(['title', 'Booyah']))
assert result_doc.html?
assert_equal "Booyah", result_doc.at_css("h1").content
assert style = Nokogiri::XSLT.parse(File.read(XSLT_FILE))
assert result_doc = style.transform(@doc, Nokogiri::XSLT.quote_params({'title' => 'Booyah'}))
assert result_doc.html?
assert_equal "Booyah", result_doc.at_css("h1").content
end
def test_quote_params
h = {
:sym => %{xxx},
'str' => %{"xxx"},
:sym2 => %{'xxx'},
'str2' => %{x'x'x},
:sym3 => %{x"x"x},
}
hh=h.dup
result_hash = Nokogiri::XSLT.quote_params(h)
assert_equal hh, h # non-destructive
a=h.to_a.flatten
result_array = Nokogiri::XSLT.quote_params(a)
assert_equal h.to_a.flatten, a #non-destructive
assert_equal result_array, result_hash
end
if Nokogiri.uses_libxml? # By now, cannot get it working on JRuby.
def test_exslt
assert doc = Nokogiri::XML.parse(File.read(EXML_FILE))
assert doc.xml?
assert style = Nokogiri::XSLT.parse(File.read(EXSLT_FILE))
params = {
:p1 => 'xxx',
:p2 => "x'x'x",
:p3 => 'x"x"x',
:p4 => '"xxx"'
}
result_doc = Nokogiri::XML.parse(style.apply_to(doc,
Nokogiri::XSLT.quote_params(params)))
assert_equal 'func-result', result_doc.at('/root/function').content
assert_equal 3, result_doc.at('/root/max').content.to_i
assert_match(
/\d{4}-\d\d-\d\d([-|+]\d\d:\d\d)?/,
result_doc.at('/root/date').content
)
result_doc.xpath('/root/params/*').each do |p|
assert_equal p.content, params[p.name.intern]
end
check_params result_doc, params
result_doc = Nokogiri::XML.parse(style.apply_to(doc,
Nokogiri::XSLT.quote_params(params.to_a.flatten)))
check_params result_doc, params
end
end
def test_xslt_parse_error
xslt_str = <<-EOX
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- Not well-formed: -->
<xsl:template match="/"/>
<values>
<xsl:for-each select="//*">
<value>
<xsl:value-of select="@id"/>
</value>
</xsl:for-each>
</values>
</xsl:template>
</xsl:stylesheet>}
EOX
assert_raises(RuntimeError) { Nokogiri::XSLT.parse(xslt_str) }
end
def test_passing_a_non_document_to_transform
xsl = Nokogiri::XSLT('<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"></xsl:stylesheet>')
assert_raises(ArgumentError) { xsl.transform("<div></div>") }
assert_raises(ArgumentError) { xsl.transform(Nokogiri::HTML("").css("body")) }
end
def check_params result_doc, params
result_doc.xpath('/root/params/*').each do |p|
assert_equal p.content, params[p.name.intern]
end
end
end
end