Aegisub/aegisub/automation/tests/modules/unicode.moon
Thomas Goyne a40b1d0028 Make unicode.lua a proper module and add basic tests
Also drop support for >4 byte sequences as they were eliminated in RFC 3629.
2013-04-28 20:52:36 -07:00

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-- Copyright (c) 2013, Thomas Goyne <plorkyeran@aegisub.org>
--
-- Permission to use, copy, modify, and distribute this software for any
-- purpose with or without fee is hereby granted, provided that the above
-- copyright notice and this permission notice appear in all copies.
--
-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-- WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
require 'lunatest'
unicode = require 'aegisub.unicode'
export test_char_widths = ->
assert_equal 1, unicode.charwidth 'a'
assert_equal 2, unicode.charwidth 'ß'
assert_equal 3, unicode.charwidth ''
assert_equal 4, unicode.charwidth '🄓'
export test_char_iterator = ->
chars = [c for c in unicode.chars 'aß🄓']
assert_equal 4, #chars
assert_equal chars[1], 'a'
assert_equal chars[2], 'ß'
assert_equal chars[3], ''
assert_equal chars[4], '🄓'
export test_len = ->
assert_equal 4, unicode.len 'aß🄓'
export test_codepoint = ->
assert_equal 97, unicode.codepoint 'a'
assert_equal 223, unicode.codepoint 'ß'
assert_equal 0xFF43, unicode.codepoint ''
assert_equal 0x1F113, unicode.codepoint '🄓'