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# coding: utf-8
require 'mechanize/test_case'
class TestMechanizeFormEncoding < Mechanize::TestCase
# See also: tests of Util.from_native_charset
# Encoding test should do with non-utf-8 characters
INPUTTED_VALUE = "ใในใ" # "test" in Japanese UTF-8 encoding
CONTENT_ENCODING = 'Shift_JIS' # one of Japanese encoding
encoded_value = "\x83\x65\x83\x58\x83\x67".force_encoding(::Encoding::SHIFT_JIS) # "test" in Japanese Shift_JIS encoding
EXPECTED_QUERY = "first_name=#{CGI.escape(encoded_value)}&first_name=&gender=&green%5Beggs%5D="
ENCODING_ERRORS = [EncodingError, Encoding::ConverterNotFoundError] # and so on
ENCODING_LOG_MESSAGE = /INFO -- : form encoding: Shift_JIS/
INVALID_ENCODING = 'UTF-eight'
def set_form_with_encoding(enc)
page = @mech.get("http://localhost/form_set_fields.html")
form = page.forms.first
form.encoding = enc
form['first_name'] = INPUTTED_VALUE
form
end
def test_form_encoding_returns_accept_charset
page = @mech.get("http://localhost/rails_3_encoding_hack_form_test.html")
form = page.forms.first
accept_charset = form.form_node['accept-charset']
assert accept_charset
assert_equal accept_charset, form.encoding
refute_equal page.encoding, form.encoding
end
def test_form_encoding_returns_page_encoding_when_no_accept_charset
page = @mech.get("http://localhost/form_set_fields.html")
form = page.forms.first
accept_charset = form.form_node['accept-charset']
assert_nil accept_charset
refute_equal accept_charset, form.encoding
assert_equal page.encoding, form.encoding
end
def test_form_encoding_equals_sets_new_encoding
page = @mech.get("http://localhost/form_set_fields.html")
form = page.forms.first
refute_equal CONTENT_ENCODING, form.encoding
form.encoding = CONTENT_ENCODING
assert_equal CONTENT_ENCODING, form.encoding
end
def test_form_encoding_returns_nil_when_no_page_in_initialize
# this sequence is seen at Mechanize#post(url, query_hash)
node = {}
# Create a fake form
class << node
def search(*args); []; end
end
node['method'] = 'POST'
node['enctype'] = 'application/x-www-form-urlencoded'
form = Mechanize::Form.new(node)
assert_nil form.encoding
end
def test_post_form_with_form_encoding
form = set_form_with_encoding CONTENT_ENCODING
form.submit
# we can not use "links.find{|l| l.text == 'key:val'}" assertion here
# because the link text encoding is always UTF-8 regaredless of html encoding
assert EXPECTED_QUERY, @mech.page.at('div#query').inner_text
end
def test_post_form_with_problematic_encoding
form = set_form_with_encoding INVALID_ENCODING
assert_raises(*ENCODING_ERRORS){ form.submit }
end
def test_form_ignore_encoding_error_is_true
form = set_form_with_encoding INVALID_ENCODING
form.ignore_encoding_error = true
form.submit
# HACK no assertions
end
def test_post_form_logs_form_encoding
sio = StringIO.new
@mech.log = Logger.new(sio)
@mech.log.level = Logger::INFO
form = set_form_with_encoding CONTENT_ENCODING
form.submit
assert_match ENCODING_LOG_MESSAGE, sio.string
@mech.log = nil
end
end
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