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require 'test/unit'
require 'htree/template'
require 'stringio'
class TestTemplate < Test::Unit::TestCase
Decl = '<?xml version="1.0" encoding="US-ASCII"?>'
def assert_xhtml(expected, template, message=nil)
prefix = '<?xml version="1.0" encoding="US-ASCII"?>' +
"<html xmlns=\"http://www.w3.org/1999/xhtml\"\n>"
suffix = "</html\n>"
result = HTree.expand_template(''){"<?xml version=\"1.0\"?><html>#{template}</html>"}
assert_match(/\A#{Regexp.quote prefix}/, result)
assert_match(/#{Regexp.quote suffix}\z/, result)
result = result[prefix.length..(-suffix.length-1)]
assert_equal(expected, result, message)
end
def test_text
assert_xhtml("<e\n>1</e\n>", '<e _text=1>d</e>')
assert_xhtml('1', '<span _text=1>d</span>')
assert_xhtml("<span x=\"2\"\n>1</span\n>", '<span x=2 _text=1>d</span>')
assert_xhtml("abc", %q{a<span _text="'b'"/>c})
end
def test_tree
assert_xhtml("<e\n><z\n>x</z\n></e\n>", '<e _tree="HTree("<z>x</z>")">d</e>')
assert_xhtml("<n:e xmlns:n=\"a\"\n><n:z\n>x</n:z\n></n:e\n>", '<n:e xmlns:n=a _tree="HTree("<n:z xmlns:n=a>x</n:z>")">d</n:e>')
end
def test_attr
assert_xhtml("<e x=\"1\"\n>d</e\n>", '<e _attr_x=1>d</e>')
assert_xhtml("<span x=\"1\"\n>d</span\n>", '<span _attr_x=1>d</span>')
assert_xhtml("<span x=\""\"\n>d</span\n>", '<span _attr_x=\'"\x22"\'>d</span>')
end
def test_if
assert_xhtml("<e\n>d</e\n>", '<e _if=true>d</e>')
assert_xhtml('', '<e _if=false>d</e>')
assert_xhtml("<f\n>dd</f\n>", '<e _if=false _else=m>d</e><f _template=m>dd</f>')
assert_xhtml('d', '<span _if=true>d</span>')
end
def test_iter
assert_xhtml("<o\n><i\n>1</i\n></o\n><o\n><i\n>2</i\n></o\n><o\n><i\n>3</i\n></o\n>",
'<o _iter=[1,2,3].each//v><i _text=v /></o>')
assert_xhtml("<i\n>1</i\n><i\n>2</i\n><i\n>3</i\n>",
'<span _iter=[1,2,3].each//v><i _text=v /></span>')
end
def test_iter_content
assert_xhtml("<o\n><i\n>1</i\n><i\n>2</i\n><i\n>3</i\n></o\n>",
'<o _iter_content=[1,2,3].each//v><i _text=v /></o>')
assert_xhtml("<i\n>1</i\n><i\n>2</i\n><i\n>3</i\n>",
'<span _iter_content=[1,2,3].each//v><i _text=v /></span>')
end
def test_iter_local_template
assert_xhtml("<o\n><i\n>1</i\n></o\n><o\n><i\n>2</i\n></o\n><o\n><i\n>3</i\n></o\n>",
'<o _iter=[1,2,3].each//v><i _call=m /><i _template=m _text=v></i></o>')
end
def test_call
assert_xhtml("<f\n>1</f\n>",
'<e _call=m(1) /><f _template=m(v) _text=v></f>')
end
def test_template
assert_xhtml('d',
'<span _template="span()">d</span><e _call="span()"></e>')
end
def test_file
assert_equal(<<'End'.chop,
<?xml version="1.0" encoding="US-ASCII"?><html xmlns="http://www.w3.org/1999/xhtml"
><title
>aaa</title
></html
>
End
HTree.expand_template("#{File.dirname __FILE__}/template.html", "aaa", ''))
end
def test_whitespace
assert_xhtml("<x\n></x\n>", '<x> </x>')
assert_xhtml("<x\n> </x\n>", '<x> </x>')
assert_xhtml("<pre\n> </pre\n>", '<pre> </pre>')
assert_xhtml(" ", %q{<span _text="' '"> </span>})
assert_xhtml(" ", %q{<span _text="' '"/>})
end
def test_ignorable
assert_xhtml("<div\n>a</div\n>", '<div>a</div>')
assert_xhtml("<span\n>a</span\n>", '<span>a</span>')
assert_xhtml("1", '<span _text="1">a</span>')
end
def test_not_ignorable
assert_xhtml("<p\n>1</p\n>", '<p _text="\'1\'">a</p>')
end
def test_template_in_attr
assert_xhtml("<a x=\"1\"\n></a\n>", '<a _attr_x=1><b _template=m></b></a>')
end
def test_empty_block_argument
assert_xhtml("vv", '<span _iter="2.times//">v</span>')
end
def test_empty_element
assert_xhtml("<elem\n/>", '<elem />') # 2004-06-10: reported by Takuo KITAME
assert_xhtml("<elem x=\"1\"\n/>", '<elem _attr_x=1 />')
assert_xhtml("<elem\n></elem\n>", '<elem _text=\'""\' />')
assert_xhtml("<elem\n/>", '<elem _if="true" />')
assert_xhtml("", '<elem _if="false" />')
assert_xhtml("<foo\n/>", '<elem _if="false" _else="foo"/><foo _template="foo"/>')
assert_xhtml("<elem\n/><elem\n/>", '<elem _iter="2.times//" />')
assert_xhtml("<elem\n></elem\n>", '<elem _iter_content="2.times//" />')
end
def test_empty_element_start_end_tag
assert_xhtml("<elem\n></elem\n>", '<elem></elem>')
assert_xhtml("<elem x=\"1\"\n></elem\n>", '<elem _attr_x=1 ></elem>')
assert_xhtml("<elem\n></elem\n>", '<elem _text=\'""\' ></elem>')
assert_xhtml("<elem\n></elem\n>", '<elem _if="true" ></elem>')
assert_xhtml("", '<elem _if="false" ></elem>')
assert_xhtml("<foo\n></foo\n>", '<elem _if="false" _else="foo"></elem><foo _template="foo"></foo>')
assert_xhtml("<elem\n></elem\n><elem\n></elem\n>", '<elem _iter="2.times//" ></elem>')
assert_xhtml("<elem\n></elem\n>", '<elem _iter_content="2.times//" ></elem>')
end
def test_toplevel_local_variable
eval("htree_test_toplevel_local_variable = :non_modified_value", TOPLEVEL_BINDING)
HTree.expand_template("#{File.dirname __FILE__}/assign.html", "aaa", '')
assert_equal(:non_modified_value, eval("htree_test_toplevel_local_variable", TOPLEVEL_BINDING))
eval("htree_test_toplevel_local_variable = 1", TOPLEVEL_BINDING)
end
def test_extend_compiled_template
m = HTree.compile_template('<div _template="m">self is <span _text="inspect"></span></div>')
o = "zzz"
o.extend m
assert_equal('<?xml version="1.0" encoding="US-ASCII"?>self is "zzz"',
HTree.expand_template(''){'<div _call="o.m"></div>'})
end
def test_attr_nbsp
@t = HTree::Text.parse_pcdata(' ')
assert_xhtml("<span x=\" \"\n>d</span\n>", '<span _attr_x="@t">d</span>')
end
def test_text_nbsp
@t = HTree::Text.parse_pcdata(' ')
assert_xhtml(" ", '<span _text="@t">d</span>')
end
def test_content_text
assert_xhtml("<e\n>ab</e\n>", '<e _text>"a"+"b"</e>')
assert_xhtml("<e\n>2</e\n>", '<e _text>1+1</e>')
end
end
class MemFile
def initialize(str)
@str = str
end
def read
@str
end
end
class TestTemplateScopeObj
Const = 'good_const'
@@cvar = 'good_cvar'
def initialize
@ivar = 'good_ivar'
end
end
class TestTemplateScope < Test::Unit::TestCase
Const = 'bad_const'
@@cvar = 'bad_cvar'
def setup
@ivar = 'bad_ivar'
eval("test_local_variable = 'bad_lvar'", TOPLEVEL_BINDING)
end
XMLDeclStr = '<?xml version="1.0" encoding="US-ASCII"?>'
def test_expand_template
obj = TestTemplateScopeObj.new
assert_equal("#{XMLDeclStr}[TestTemplateScopeObj]",
HTree.expand_template(MemFile.new('<span _text="Module.nesting.inspect"/>'), obj, ''))
assert_equal("#{XMLDeclStr}good_ivar",
HTree.expand_template(MemFile.new('<span _text="@ivar"/>'), obj, ''))
assert_equal("#{XMLDeclStr}good_cvar",
HTree.expand_template(MemFile.new('<span _text="@@cvar"/>'), obj, ''))
assert_equal("#{XMLDeclStr}good_const",
HTree.expand_template(MemFile.new('<span _text="Const"/>'), obj, ''))
test_local_variable = 'bad_lvar'
assert_equal("#{XMLDeclStr}good_lvar",
HTree.expand_template(MemFile.new('<span _text="begin test_local_variable rescue NameError; \'good_lvar\' end"/>'), obj, ''))
end
def test_compile_template
obj = TestTemplateScopeObj.new
mod = HTree.compile_template(MemFile.new(<<-'End'))
<span _template=test_nesting _text="Module.nesting.inspect"/>
<span _template=test_const _text="Const"/>
<span _template=test_cvar _text="@@cvar"/>
<span _template=test_ivar _text="@ivar"/>
End
mod.module_eval <<-'End'
Const = 'mod_const'
@@cvar = 'mod_cvar'
@ivar = 'mod_ivar'
End
assert_equal("[#{mod.inspect}]", mod.test_nesting.extract_text.to_s)
assert_equal("mod_const", mod.test_const.extract_text.to_s)
assert_equal("mod_cvar", mod.test_cvar.extract_text.to_s)
assert_equal("mod_ivar", mod.test_ivar.extract_text.to_s)
obj = Object.new
obj.instance_variable_set :@ivar, 'obj_ivar'
obj.extend mod
assert_equal("[#{mod.inspect}]", obj.__send__(:test_nesting).extract_text.to_s)
assert_equal("mod_const", obj.__send__(:test_const).extract_text.to_s)
assert_equal("mod_cvar", obj.__send__(:test_cvar).extract_text.to_s)
assert_equal("obj_ivar", obj.__send__(:test_ivar).extract_text.to_s)
end
end
class TestCDATA < Test::Unit::TestCase
def test_html_script
v = "x<y"
assert_equal("<html><script>x<y</script></html>",
HTree.expand_template('') {"<html><script _text=\"v\">ab</script>"}.gsub(/\n/, ''))
end
def test_xml_script
v = "x<y"
assert_equal("<?xml version=\"1.0\" encoding=\"US-ASCII\"?><html xmlns=\"http://www.w3.org/1999/xhtml\"><script>x<y</script></html>",
HTree.expand_template('') {"<?xml version=\"1.0\"?><html><script _text=\"v\">ab</script>"}.gsub(/\n/, ''))
end
def test_html_script_invalid_content
v = "x</y"
assert_raise(ArgumentError) {
HTree.expand_template('') {"<html><script _text=\"v\">ab</script>"}
}
end
def test_stylexxx
v = "x<y"
assert_equal("<html><stylexxx>x<y</stylexxx></html>",
HTree.expand_template('') {"<html><stylexxx _text=\"v\">ab</stylexxx>"}.gsub(/\n/, ''))
end
end
class TestCharset2 < Test::Unit::TestCase
class CharsetString < String
attr_accessor :charset
end
def with_kcode(kcode)
if "".respond_to? :force_encoding
if HTree::Encoder.internal_charset.start_with?(kcode.upcase)
yield
end
else
old = $KCODE
begin
$KCODE = kcode
yield
ensure
$KCODE = old
end
end
end
def test_us_ascii
with_kcode('E') {
out = HTree.expand_template(CharsetString.new) { "<html>abc" }
assert_equal(out.charset, 'US-ASCII')
}
end
def test_euc_jp
with_kcode('E') {
out = HTree.expand_template(CharsetString.new) {
str = "<html>\xa1\xa1"
str.force_encoding("EUC-JP") if str.respond_to? :force_encoding
str
}
assert_equal(out.charset, 'EUC-JP')
}
end
def test_utf_8
with_kcode('U') {
out = HTree.expand_template(CharsetString.new) {
str = "<html>\xc2\xa1"
str.force_encoding("UTF-8") if str.respond_to? :force_encoding
str
}
assert_equal(out.charset, 'UTF-8')
}
end
end
class TestTemplateDOCTYPE < Test::Unit::TestCase
def test_html
assert_equal(
'<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html></html>',
HTree.expand_template('') {'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html>'}.gsub(/\n/, ''))
end
end
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