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# coding: US-ASCII
require 'rubygems'
require 'minitest/autorun'
require 'rdoc'
require 'rdoc/encoding'
require 'tempfile'
class TestRDocEncoding < MiniTest::Unit::TestCase
def setup
@tempfile = Tempfile.new 'test_rdoc_encoding'
end
def test_class_read_file
@tempfile.write "hi everybody"
@tempfile.flush
assert_equal "hi everybody", RDoc::Encoding.read_file(@tempfile.path, nil)
end
def test_class_read_file_encoding
skip "Encoding not implemented" unless Object.const_defined? :Encoding
expected = "# coding: utf-8\nhi everybody"
@tempfile.write expected
@tempfile.flush
contents = RDoc::Encoding.read_file @tempfile.path, Encoding::UTF_8
assert_equal "hi everybody", contents
assert_equal Encoding::UTF_8, contents.encoding
end
def test_class_read_file_encoding_convert
skip "Encoding not implemented" unless Object.const_defined? :Encoding
content = ""
content.encode! 'ISO-8859-1'
content << "# coding: ISO-8859-1\nhi \xE9verybody"
@tempfile.write content
@tempfile.flush
contents = RDoc::Encoding.read_file @tempfile.path, Encoding::UTF_8
assert_equal Encoding::UTF_8, contents.encoding
assert_equal "hi \u00e9verybody", contents.sub("\r", '')
end
def test_class_read_file_encoding_fail
skip "Encoding not implemented" unless Object.const_defined? :Encoding
@tempfile.write "# coding: utf-8\n\317\200" # pi
@tempfile.flush
contents = :junk
_, err = capture_io do
contents = RDoc::Encoding.read_file @tempfile.path, Encoding::US_ASCII
end
assert_nil contents
assert_match %r%^unable to convert%, err
end
def test_class_read_file_encoding_fancy
skip "Encoding not implemented" unless Object.const_defined? :Encoding
expected = "# -*- coding: utf-8; fill-column: 74 -*-\nhi everybody"
expected.encode! Encoding::UTF_8
@tempfile.write expected
@tempfile.flush
contents = RDoc::Encoding.read_file @tempfile.path, Encoding::UTF_8
assert_equal "hi everybody", contents
assert_equal Encoding::UTF_8, contents.encoding
end
def test_class_read_file_encoding_force_transcode
skip "Encoding not implemented" unless Object.const_defined? :Encoding
@tempfile.write "# coding: utf-8\n\317\200" # pi
@tempfile.flush
contents = RDoc::Encoding.read_file @tempfile.path, Encoding::US_ASCII, true
assert_equal '?', contents
assert_equal Encoding::US_ASCII, contents.encoding
end
def test_class_read_file_encoding_guess
skip "Encoding not implemented" unless Object.const_defined? :Encoding
path = File.expand_path '../test.ja.txt', __FILE__
content = RDoc::Encoding.read_file path, Encoding::UTF_8
assert_equal Encoding::UTF_8, content.encoding
end
def test_class_read_file_encoding_with_signature
skip "Encoding not implemented" unless defined? ::Encoding
@tempfile.write "\xEF\xBB\xBFhi everybody"
@tempfile.flush
bug3360 = '[ruby-dev:41452]'
content = RDoc::Encoding.read_file @tempfile.path, Encoding::UTF_8
assert_equal Encoding::UTF_8, content.encoding, bug3360
assert_equal "hi everybody", content, bug3360
end
def test_class_set_encoding
s = "# coding: UTF-8\n"
RDoc::Encoding.set_encoding s
# sanity check for 1.8
skip "Encoding not implemented" unless Object.const_defined? :Encoding
assert_equal Encoding::UTF_8, s.encoding
s = "#!/bin/ruby\n# coding: UTF-8\n"
RDoc::Encoding.set_encoding s
assert_equal Encoding::UTF_8, s.encoding
s = "<?xml version='1.0' encoding='UTF-8'?>\n"
expected = s.encoding
RDoc::Encoding.set_encoding s
assert_equal Encoding::UTF_8, s.encoding
s = "<?xml version='1.0' encoding=\"UTF-8\"?>\n"
expected = s.encoding
RDoc::Encoding.set_encoding s
assert_equal Encoding::UTF_8, s.encoding
end
def test_class_set_encoding_strip
s = "# coding: UTF-8\n# more comments"
RDoc::Encoding.set_encoding s
assert_equal "# more comments", s
s = "#!/bin/ruby\n# coding: UTF-8\n# more comments"
RDoc::Encoding.set_encoding s
assert_equal "# more comments", s
end
def test_class_set_encoding_bad
skip "Encoding not implemented" unless Object.const_defined? :Encoding
s = ""
expected = s.encoding
RDoc::Encoding.set_encoding s
assert_equal expected, s.encoding
s = "# vim:set fileencoding=utf-8:\n"
expected = s.encoding
RDoc::Encoding.set_encoding s
assert_equal expected, s.encoding
s = "# vim:set fileencoding=utf-8:\n"
expected = s.encoding
RDoc::Encoding.set_encoding s
assert_equal expected, s.encoding
assert_raises ArgumentError do
RDoc::Encoding.set_encoding "# -*- encoding: undecided -*-\n"
end
end
def test_sanity
skip "Encoding not implemented" unless Object.const_defined? :Encoding
assert_equal Encoding::US_ASCII, ''.encoding,
'If this file is not ASCII tests may incorrectly pass'
end
end
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