1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/test/ruby/test_encoding.rb

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

164 lines
5.1 KiB
Ruby
Raw Normal View History

# frozen_string_literal: false
require 'test/unit'
class TestEncoding < Test::Unit::TestCase
# Test basic encoding methods: list, find, name
def test_encoding
encodings = Encoding.list
assert_equal(encodings.empty?, false)
encodings.each do |e|
assert_equal(e, Encoding.find(e.name))
assert_equal(e, Encoding.find(e.name.upcase))
assert_equal(e, Encoding.find(e.name.capitalize))
assert_equal(e, Encoding.find(e.name.downcase))
assert_equal(e, Encoding.find(e))
end
end
def test_enc_names
aliases = Encoding.aliases
aliases.each do |a, en|
e = Encoding.find(a)
assert_equal(e.name, en)
assert_include(e.names, a)
end
end
# Test that Encoding objects can't be copied
# And that they can be compared by object_id
def test_singleton
encodings = Encoding.list
encodings.each do |e|
assert_raise(TypeError) { e.dup }
assert_raise(TypeError) { e.clone }
assert_equal(e.object_id, Marshal.load(Marshal.dump(e)).object_id)
end
end
def test_find
assert_raise(ArgumentError) { Encoding.find("foobarbazqux") }
assert_nothing_raised{Encoding.find("locale")}
assert_nothing_raised{Encoding.find("filesystem")}
if /(?:ms|dar)win|mingw/ !~ RUBY_PLATFORM
# Unix's filesystem encoding is default_external
assert_ruby_status(%w[-EUTF-8:EUC-JP], <<-'EOS')
exit Encoding.find("filesystem") == Encoding::UTF_8
Encoding.default_external = Encoding::EUC_JP
exit Encoding.find("filesystem") == Encoding::EUC_JP
EOS
end
bug5150 = '[ruby-dev:44327]'
assert_raise(TypeError, bug5150) {Encoding.find(1)}
end
def test_replicate
assert_separately([], "#{<<~'END;'}")
Warning[:deprecated] = false
assert_instance_of(Encoding, Encoding::UTF_8.replicate("UTF-8-ANOTHER#{Time.now.to_f}"))
assert_instance_of(Encoding, Encoding::ISO_2022_JP.replicate("ISO-2022-JP-ANOTHER#{Time.now.to_f}"))
bug3127 = '[ruby-dev:40954]'
assert_raise(TypeError, bug3127) {Encoding::UTF_8.replicate(0)}
assert_raise_with_message(ArgumentError, /\bNUL\b/, bug3127) {Encoding::UTF_8.replicate("\0")}
END;
end
def test_extra_encoding
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
200.times {|i|
EnvUtil.suppress_warning { Encoding::UTF_8.replicate("dummy#{i}") }
}
e = Encoding.list.last
format = "%d".force_encoding(e)
assert_equal("0", format % 0)
2020-02-12 06:09:57 -05:00
assert_equal(e, format.dup.encoding)
assert_equal(e, (format*1).encoding)
assert_equal(e, (("x"*30).force_encoding(e)*1).encoding)
GC.start
name = "A" * 64
Encoding.list.each do |enc|
assert_raise(ArgumentError) { EnvUtil.suppress_warning { enc.replicate(name) } }
name.succ!
end
end;
end
def test_dummy_p
assert_equal(true, Encoding::ISO_2022_JP.dummy?)
assert_equal(false, Encoding::UTF_8.dummy?)
end
def test_ascii_compatible_p
assert_equal(true, Encoding::ASCII_8BIT.ascii_compatible?)
assert_equal(true, Encoding::UTF_8.ascii_compatible?)
assert_equal(false, Encoding::UTF_16BE.ascii_compatible?)
assert_equal(false, Encoding::ISO_2022_JP.ascii_compatible?)
end
def test_name_list
assert_instance_of(Array, Encoding.name_list)
Encoding.name_list.each do |x|
assert_instance_of(String, x)
end
end
def test_aliases
assert_instance_of(Hash, Encoding.aliases)
Encoding.aliases.each do |k, v|
assert_include(Encoding.name_list, k)
assert_include(Encoding.name_list, v)
assert_instance_of(String, k)
assert_instance_of(String, v)
end
end
def test_marshal
str = "".force_encoding("EUC-JP")
str2 = Marshal.load(Marshal.dump(str))
assert_equal(str, str2)
str2 = Marshal.load(Marshal.dump(str2))
assert_equal(str, str2, '[ruby-dev:38596]')
end
def test_compatible_p
ua = "abc".force_encoding(Encoding::UTF_8)
assert_equal(Encoding::UTF_8, Encoding.compatible?(ua, :abc))
assert_equal(nil, Encoding.compatible?(ua, 1))
bin = "a".force_encoding(Encoding::ASCII_8BIT)
asc = "b".force_encoding(Encoding::US_ASCII)
assert_equal(Encoding::ASCII_8BIT, Encoding.compatible?(bin, asc))
bin = "\xff".force_encoding(Encoding::ASCII_8BIT).to_sym
asc = "b".force_encoding(Encoding::ASCII_8BIT)
assert_equal(Encoding::ASCII_8BIT, Encoding.compatible?(bin, asc))
assert_equal(Encoding::UTF_8, Encoding.compatible?("\u{3042}".to_sym, ua.to_sym))
end
def test_errinfo_after_autoload
assert_separately(%w[--disable=gems], "#{<<~"begin;"}\n#{<<~'end;'}")
bug9038 = '[ruby-core:57949] [Bug #9038]'
begin;
e = assert_raise_with_message(SyntaxError, /unknown regexp option - Q/, bug9038) {
eval("/regexp/sQ")
}
assert_include(e.message, "/regexp/sQ\n")
end;
end
def test_nonascii_library_path
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}".force_encoding("US-ASCII"))
begin;
assert_equal(Encoding::US_ASCII, __ENCODING__)
$:.unshift("/\x80")
assert_raise_with_message(LoadError, /\[Bug #16382\]/) do
require "[Bug #16382]"
end
end;
end
end