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# -*- coding: UTF-8 -*-
require 'test/unit'
require 'erb'
class TestERB < Test::Unit::TestCase
def test_result_encoding
erb = ERB.new("hello")
assert_equal __ENCODING__, erb.result.encoding
erb = ERB.new("こんにちは".encode("EUC-JP"))
assert_equal Encoding::EUC_JP, erb.result.encoding
erb = ERB.new("\xC4\xE3\xBA\xC3".force_encoding("EUC-CN"))
assert_equal Encoding::EUC_CN, erb.result.encoding
erb = ERB.new("γεια σας".encode("ISO-8859-7"))
assert_equal Encoding::ISO_8859_7, erb.result.encoding
assert_raise(ArgumentError, /ASCII compatible/) {
ERB.new("こんにちは".force_encoding("ISO-2022-JP")) # dummy encoding
}
end
def test_generate_magic_comment
erb = ERB.new("hello")
assert_match /#coding:UTF-8/, erb.src
erb = ERB.new("hello".force_encoding("EUC-JP"))
assert_match /#coding:EUC-JP/, erb.src
erb = ERB.new("hello".force_encoding("ISO-8859-9"))
assert_match /#coding:ISO-8859-9/, erb.src
end
def test_literal_encoding
erb = ERB.new("literal encoding is <%= 'hello'.encoding %>")
assert_match /literal encoding is UTF-8/, erb.result
erb = ERB.new("literal encoding is <%= 'こんにちは'.encoding %>".encode("EUC-JP"))
assert_match /literal encoding is EUC-JP/, erb.result
erb = ERB.new("literal encoding is <%= '\xC4\xE3\xBA\xC3'.encoding %>".force_encoding("EUC-CN"))
assert_match /literal encoding is GB2312/, erb.result
end
def test___ENCODING__
erb = ERB.new("__ENCODING__ is <%= __ENCODING__ %>")
assert_match /__ENCODING__ is UTF-8/, erb.result
erb = ERB.new("__ENCODING__ is <%= __ENCODING__ %>".force_encoding("EUC-JP"))
assert_match /__ENCODING__ is EUC-JP/, erb.result
erb = ERB.new("__ENCODING__ is <%= __ENCODING__ %>".force_encoding("Big5"))
assert_match /__ENCODING__ is Big5/, erb.result
end
def test_recognize_magic_comment
erb = ERB.new(<<-EOS.encode("EUC-KR"))
<%# -*- coding: EUC-KR -*- %>
안녕하세요
EOS
assert_match /#coding:EUC-KR/, erb.src
assert_equal Encoding::EUC_KR, erb.result.encoding
erb = ERB.new(<<-EOS.encode("EUC-KR").force_encoding("ASCII-8BIT"))
<%#-*- coding: EUC-KR -*-%>
안녕하세요
EOS
assert_match /#coding:EUC-KR/, erb.src
assert_equal Encoding::EUC_KR, erb.result.encoding
erb = ERB.new(<<-EOS.encode("EUC-KR").force_encoding("ASCII-8BIT"))
<%# vim: tabsize=8 encoding=EUC-KR shiftwidth=2 expandtab %>
안녕하세요
EOS
assert_match /#coding:EUC-KR/, erb.src
assert_equal Encoding::EUC_KR, erb.result.encoding
erb = ERB.new(<<-EOS.encode("EUC-KR").force_encoding("ASCII-8BIT"))
<%#coding:EUC-KR %>
안녕하세요
EOS
assert_match /#coding:EUC-KR/, erb.src
assert_equal Encoding::EUC_KR, erb.result.encoding
erb = ERB.new(<<-EOS.encode("EUC-KR").force_encoding("EUC-JP"))
<%#coding:EUC-KR %>
안녕하세요
EOS
assert_match /#coding:EUC-KR/, erb.src
assert_equal Encoding::EUC_KR, erb.result.encoding
end
module M; end
def test_method_with_encoding
obj = Object.new
obj.extend(M)
erb = ERB.new(<<-EOS.encode("EUC-JP").force_encoding("ASCII-8BIT"))
<%#coding:EUC-JP %>
literal encoding is <%= 'こんにちは'.encoding %>
__ENCODING__ is <%= __ENCODING__ %>
EOS
erb.def_method(M, :m_from_magic_comment)
result = obj.m_from_magic_comment
assert_equal Encoding::EUC_JP, result.encoding
assert_match /literal encoding is EUC-JP/, result
assert_match /__ENCODING__ is EUC-JP/, result
erb = ERB.new(<<-EOS.encode("EUC-KR"))
literal encoding is <%= '안녕하세요'.encoding %>
__ENCODING__ is <%= __ENCODING__ %>
EOS
erb.def_method(M, :m_from_eval_encoding)
result = obj.m_from_eval_encoding
assert_equal Encoding::EUC_KR, result.encoding
assert_match /literal encoding is EUC-KR/, result
assert_match /__ENCODING__ is EUC-KR/, result
end
end
# vim:fileencoding=UTF-8
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