require 'test/unit'
require "#{File.dirname(__FILE__)}/../testing_sandbox"
require File.dirname(__FILE__) + '/../../lib/action_view/helpers/text_helper'
require File.dirname(__FILE__) + '/../../../activesupport/lib/active_support/core_ext/numeric' # for human_size
require File.dirname(__FILE__) + '/../../../activesupport/lib/active_support/core_ext/hash' # for stringify_keys
require File.dirname(__FILE__) + '/../../../activesupport/lib/active_support/core_ext/object_and_class.rb' # for blank?
class TextHelperTest < Test::Unit::TestCase
include ActionView::Helpers::TextHelper
include ActionView::Helpers::TagHelper
include TestingSandbox
def setup
# This simulates the fact that instance variables are reset every time
# a view is rendered. The cycle helper depends on this behavior.
@_cycles = nil if (defined? @_cycles)
end
def test_simple_format
assert_equal "<p>crazy\n<br /> cross\n<br /> platform linebreaks</p>", simple_format("crazy\r\n cross\r platform linebreaks")
assert_equal "<p>A paragraph</p>\n\n<p>and another one!</p>", simple_format("A paragraph\n\nand another one!")
assert_equal "<p>A paragraph\n<br /> With a newline</p>", simple_format("A paragraph\n With a newline")
end
def test_truncate
assert_equal "Hello World!", truncate("Hello World!", 12)
assert_equal "Hello Wor...", truncate("Hello World!!", 12)
end
def test_truncate_multibyte_without_kcode
result = execute_in_sandbox(<<-'CODE')
require "#{File.dirname(__FILE__)}/../lib/action_view/helpers/text_helper"
include ActionView::Helpers::TextHelper
truncate("\354\225\210\353\205\225\355\225\230\354\204\270\354\232\224", 10)
CODE
assert_equal "\354\225\210\353\205\225\355...", result
end
def test_truncate_multibyte_with_kcode
result = execute_in_sandbox(<<-'CODE')
$KCODE = "u"
require 'jcode'
require "#{File.dirname(__FILE__)}/../lib/action_view/helpers/text_helper"
include ActionView::Helpers::TextHelper
truncate("\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254\353\236 \354\225\204\353\235\274\353\246\254\354\230\244", 10)
CODE
assert_equal "\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254\353\236 ...", result
end
def test_strip_links
assert_equal "on my mind", strip_links("<a href='almost'>on my mind</a>")
end
def test_highlighter
assert_equal(
"This is a <strong class=\"highlight\">beautiful</strong> morning",
highlight("This is a beautiful morning", "beautiful")
)
assert_equal(
"This is a <strong class=\"highlight\">beautiful</strong> morning, but also a <strong class=\"highlight\">beautiful</strong> day",
highlight("This is a beautiful morning, but also a beautiful day", "beautiful")
)
assert_equal(
"This is a <b>beautiful</b> morning, but also a <b>beautiful</b> day",
highlight("This is a beautiful morning, but also a beautiful day", "beautiful", '<b>\1</b>')
)
assert_equal(
"This text is not changed because we supplied an empty phrase",
highlight("This text is not changed because we supplied an empty phrase", nil)
)
end
def test_highlighter_with_regexp
assert_equal(
"This is a <strong class=\"highlight\">beautiful!</strong> morning",
highlight("This is a beautiful! morning", "beautiful!")
)
assert_equal(
"This is a <strong class=\"highlight\">beautiful! morning</strong>",
highlight("This is a beautiful! morning", "beautiful! morning")
)
assert_equal(
"This is a <strong class=\"highlight\">beautiful? morning</strong>",
highlight("This is a beautiful? morning", "beautiful? morning")
)
end
def test_excerpt
assert_equal("...is a beautiful morni...", excerpt("This is a beautiful morning", "beautiful", 5))
assert_equal("This is a...", excerpt("This is a beautiful morning", "this", 5))
assert_equal("...iful morning", excerpt("This is a beautiful morning", "morning", 5))
assert_equal("...iful morning", excerpt("This is a beautiful morning", "morning", 5))
assert_nil excerpt("This is a beautiful morning", "day")
end
def test_excerpt_with_regex
assert_equal('...is a beautiful! morn...', excerpt('This is a beautiful! morning', 'beautiful', 5))
assert_equal('...is a beautiful? morn...', excerpt('This is a beautiful? morning', 'beautiful', 5))
end
def test_word_wrap
assert_equal("my very very\nvery long\nstring", word_wrap("my very very very long string", 15))
end
def test_pluralization
assert_equal("1 count", pluralize(1, "count"))
assert_equal("2 counts", pluralize(2, "count"))
end
def test_auto_linking
email_raw = 'david@loudthinking.com'
email_result = %{<a href="mailto:#{email_raw}">#{email_raw}</a>}
link_raw = 'http://www.rubyonrails.com'
link_result = %{<a href="#{link_raw}">#{link_raw}</a>}
link_result_with_options = %{<a href="#{link_raw}" target="_blank">#{link_raw}</a>}
link2_raw = 'www.rubyonrails.com'
link2_result = %{<a href="http://#{link2_raw}">#{link2_raw}</a>}
link3_raw = 'http://manuals.ruby-on-rails.com/read/chapter.need_a-period/103#page281'
link3_result = %{<a href="#{link3_raw}">#{link3_raw}</a>}
link4_raw = 'http://foo.example.com/controller/action?parm=value&p2=v2#anchor123'
link4_result = %{<a href="#{link4_raw}">#{link4_raw}</a>}
link5_raw = 'http://foo.example.com:3000/controller/action'
link5_result = %{<a href="#{link5_raw}">#{link5_raw}</a>}
assert_equal %(hello #{email_result}), auto_link("hello #{email_raw}", :email_addresses)
assert_equal %(Go to #{link_result}), auto_link("Go to #{link_raw}", :urls)
assert_equal %(Go to #{link_raw}), auto_link("Go to #{link_raw}", :email_addresses)
assert_equal %(Go to #{link_result} and say hello to #{email_result}), auto_link("Go to #{link_raw} and say hello to #{email_raw}")
assert_equal %(<p>Link #{link_result}</p>), auto_link("<p>Link #{link_raw}</p>")
assert_equal %(<p>#{link_result} Link</p>), auto_link("<p>#{link_raw} Link</p>")
assert_equal %(<p>Link #{link_result_with_options}</p>), auto_link("<p>Link #{link_raw}</p>", :all, {:target => "_blank"})
assert_equal %(Go to #{link_result}.), auto_link(%(Go to #{link_raw}.))
assert_equal %(<p>Go to #{link_result}, then say hello to #{email_result}.</p>), auto_link(%(<p>Go to #{link_raw}, then say hello to #{email_raw}.</p>))
assert_equal %(Go to #{link2_result}), auto_link("Go to #{link2_raw}", :urls)
assert_equal %(Go to #{link2_raw}), auto_link("Go to #{link2_raw}", :email_addresses)
assert_equal %(<p>Link #{link2_result}</p>), auto_link("<p>Link #{link2_raw}</p>")
assert_equal %(<p>#{link2_result} Link</p>), auto_link("<p>#{link2_raw} Link</p>")
assert_equal %(Go to #{link2_result}.), auto_link(%(Go to #{link2_raw}.))
assert_equal %(<p>Say hello to #{email_result}, then go to #{link2_result}.</p>), auto_link(%(<p>Say hello to #{email_raw}, then go to #{link2_raw}.</p>))
assert_equal %(Go to #{link3_result}), auto_link("Go to #{link3_raw}", :urls)
assert_equal %(Go to #{link3_raw}), auto_link("Go to #{link3_raw}", :email_addresses)
assert_equal %(<p>Link #{link3_result}</p>), auto_link("<p>Link #{link3_raw}</p>")
assert_equal %(<p>#{link3_result} Link</p>), auto_link("<p>#{link3_raw} Link</p>")
assert_equal %(Go to #{link3_result}.), auto_link(%(Go to #{link3_raw}.))
assert_equal %(<p>Go to #{link3_result}. seriously, #{link3_result}? i think I'll say hello to #{email_result}. instead.</p>), auto_link(%(<p>Go to #{link3_raw}. seriously, #{link3_raw}? i think I'll say hello to #{email_raw}. instead.</p>))
assert_equal %(<p>Link #{link4_result}</p>), auto_link("<p>Link #{link4_raw}</p>")
assert_equal %(<p>#{link4_result} Link</p>), auto_link("<p>#{link4_raw} Link</p>")
assert_equal %(<p>#{link5_result} Link</p>), auto_link("<p>#{link5_raw} Link</p>")
assert_equal '', auto_link(nil)
assert_equal '', auto_link('')
end
def test_auto_link_at_eol
url1 = "http://api.rubyonrails.com/Foo.html"
url2 = "http://www.ruby-doc.org/core/Bar.html"
assert_equal %(<p><a href="#{url1}">#{url1}</a><br /><a href="#{url2}">#{url2}</a><br /></p>), auto_link("<p>#{url1}<br />#{url2}<br /></p>")
end
def test_auto_link_with_block
url = "http://api.rubyonrails.com/Foo.html"
email = "fantabulous@shiznadel.ic"
assert_equal %(<p><a href="#{url}">#{url[0...7]}...</a><br /><a href="mailto:#{email}">#{email[0...7]}...</a><br /></p>), auto_link("<p>#{url}<br />#{email}<br /></p>") { |url| truncate(url, 10) }
end
def test_sanitize_form
raw = "<form action=\"/foo/bar\" method=\"post\"><input></form>"
result = sanitize(raw)
assert_equal "<form action='/foo/bar' method='post'><input></form>", result
end
def test_sanitize_script
raw = "<script language=\"Javascript\">blah blah blah</script>"
result = sanitize(raw)
assert_equal "<script language='Javascript'>blah blah blah</script>", result
end
def test_sanitize_js_handlers
raw = %{onthis="do that" <a href="#" onclick="hello" name="foo" onbogus="remove me">hello</a>}
result = sanitize(raw)
assert_equal %{onthis="do that" <a name='foo' href='#'>hello</a>}, result
end
def test_sanitize_javascript_href
raw = %{href="javascript:bang" <a href="javascript:bang" name="hello">foo</a>, <span href="javascript:bang">bar</span>}
result = sanitize(raw)
assert_equal %{href="javascript:bang" <a name='hello'>foo</a>, <span>bar</span>}, result
end
def test_cycle_class
value = Cycle.new("one", 2, "3")
assert_equal("one", value.to_s)
assert_equal("2", value.to_s)
assert_equal("3", value.to_s)
assert_equal("one", value.to_s)
value.reset
assert_equal("one", value.to_s)
assert_equal("2", value.to_s)
assert_equal("3", value.to_s)
end
def test_cycle_class_with_no_arguments
assert_raise(ArgumentError) { value = Cycle.new() }
end
def test_cycle
assert_equal("one", cycle("one", 2, "3"))
assert_equal("2", cycle("one", 2, "3"))
assert_equal("3", cycle("one", 2, "3"))
assert_equal("one", cycle("one", 2, "3"))
assert_equal("2", cycle("one", 2, "3"))
assert_equal("3", cycle("one", 2, "3"))
end
def test_cycle_with_no_arguments
assert_raise(ArgumentError) { value = cycle() }
end
def test_cycle_resets_with_new_values
assert_equal("even", cycle("even", "odd"))
assert_equal("odd", cycle("even", "odd"))
assert_equal("even", cycle("even", "odd"))
assert_equal("1", cycle(1, 2, 3))
assert_equal("2", cycle(1, 2, 3))
assert_equal("3", cycle(1, 2, 3))
assert_equal("1", cycle(1, 2, 3))
end
def test_named_cycles
assert_equal("1", cycle(1, 2, 3, :name => "numbers"))
assert_equal("red", cycle("red", "blue", :name => "colors"))
assert_equal("2", cycle(1, 2, 3, :name => "numbers"))
assert_equal("blue", cycle("red", "blue", :name => "colors"))
assert_equal("3", cycle(1, 2, 3, :name => "numbers"))
assert_equal("red", cycle("red", "blue", :name => "colors"))
end
def test_default_named_cycle
assert_equal("1", cycle(1, 2, 3))
assert_equal("2", cycle(1, 2, 3, :name => "default"))
assert_equal("3", cycle(1, 2, 3))
end
def test_reset_cycle
assert_equal("1", cycle(1, 2, 3))
assert_equal("2", cycle(1, 2, 3))
reset_cycle
assert_equal("1", cycle(1, 2, 3))
end
def test_reset_unknown_cycle
reset_cycle("colors")
end
def test_recet_named_cycle
assert_equal("1", cycle(1, 2, 3, :name => "numbers"))
assert_equal("red", cycle("red", "blue", :name => "colors"))
reset_cycle("numbers")
assert_equal("1", cycle(1, 2, 3, :name => "numbers"))
assert_equal("blue", cycle("red", "blue", :name => "colors"))
assert_equal("2", cycle(1, 2, 3, :name => "numbers"))
assert_equal("red", cycle("red", "blue", :name => "colors"))
end
def test_cycle_no_instance_variable_clashes
@cycles = %w{Specialized Fuji Giant}
assert_equal("red", cycle("red", "blue"))
assert_equal("blue", cycle("red", "blue"))
assert_equal("red", cycle("red", "blue"))
assert_equal(%w{Specialized Fuji Giant}, @cycles)
end
def test_strip_tags
assert_equal("This is a test.", strip_tags("<p>This <u>is<u> a <a href='test.html'><strong>test</strong></a>.</p>"))
assert_equal("This is a test.", strip_tags("This is a test."))
assert_equal(
%{This is a test.\n\n\nIt no longer contains any HTML.\n}, strip_tags(
%{<title>This is <b>a <a href="" target="_blank">test</a></b>.</title>\n\n<!-- it has a comment -->\n\n<p>It no <b>longer <strong>contains <em>any <strike>HTML</strike></em>.</strong></b></p>\n}))
assert_equal("This has a here.", strip_tags("This has a <!-- comment --> here."))
end
end