diff options
Diffstat (limited to 'tests/json_encoding_test.rb')
| -rw-r--r-- | tests/json_encoding_test.rb | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/tests/json_encoding_test.rb b/tests/json_encoding_test.rb new file mode 100644 index 0000000..86335a1 --- /dev/null +++ b/tests/json_encoding_test.rb @@ -0,0 +1,109 @@ +require 'test_helper' + +class JSONEncodingTest < Test::Unit::TestCase + include JSON + + def setup + @utf_8 = '"© ≠ €!"' + @parsed = "© ≠ €!" + @generated = '"\u00a9 \u2260 \u20ac!"' + if String.method_defined?(:encode) + @utf_16_data = @parsed.encode('utf-16be', 'utf-8') + @utf_16be = @utf_8.encode('utf-16be', 'utf-8') + @utf_16le = @utf_8.encode('utf-16le', 'utf-8') + @utf_32be = @utf_8.encode('utf-32be', 'utf-8') + @utf_32le = @utf_8.encode('utf-32le', 'utf-8') + else + require 'iconv' + @utf_16_data, = Iconv.iconv('utf-16be', 'utf-8', @parsed) + @utf_16be, = Iconv.iconv('utf-16be', 'utf-8', @utf_8) + @utf_16le, = Iconv.iconv('utf-16le', 'utf-8', @utf_8) + @utf_32be, = Iconv.iconv('utf-32be', 'utf-8', @utf_8) + @utf_32le, = Iconv.iconv('utf-32le', 'utf-8', @utf_8) + end + end + + def test_parse + assert_equal @parsed, JSON.parse(@utf_8) + assert_equal @parsed, JSON.parse(@utf_16be) + assert_equal @parsed, JSON.parse(@utf_16le) + assert_equal @parsed, JSON.parse(@utf_32be) + assert_equal @parsed, JSON.parse(@utf_32le) + end + + def test_generate + assert_equal @generated, JSON.generate(@parsed, :ascii_only => true) + if defined?(::Encoding) + assert_equal @generated, JSON.generate(@utf_16_data, :ascii_only => true) + else + # XXX checking of correct utf8 data is not as strict (yet?) without + # :ascii_only + assert_raises(JSON::GeneratorError) do + JSON.generate(@utf_16_data, :ascii_only => true) + end + end + end + + def test_unicode + assert_equal '""', ''.to_json + assert_equal '"\\b"', "\b".to_json + assert_equal '"\u0001"', 0x1.chr.to_json + assert_equal '"\u001f"', 0x1f.chr.to_json + assert_equal '" "', ' '.to_json + assert_equal "\"#{0x7f.chr}\"", 0x7f.chr.to_json + utf8 = [ "© ≠ €! \01" ] + json = '["© ≠ €! \u0001"]' + assert_equal json, utf8.to_json(:ascii_only => false) + assert_equal utf8, parse(json) + json = '["\u00a9 \u2260 \u20ac! \u0001"]' + assert_equal json, utf8.to_json(:ascii_only => true) + assert_equal utf8, parse(json) + utf8 = ["\343\201\202\343\201\204\343\201\206\343\201\210\343\201\212"] + json = "[\"\343\201\202\343\201\204\343\201\206\343\201\210\343\201\212\"]" + assert_equal utf8, parse(json) + assert_equal json, utf8.to_json(:ascii_only => false) + utf8 = ["\343\201\202\343\201\204\343\201\206\343\201\210\343\201\212"] + assert_equal utf8, parse(json) + json = "[\"\\u3042\\u3044\\u3046\\u3048\\u304a\"]" + assert_equal json, utf8.to_json(:ascii_only => true) + assert_equal utf8, parse(json) + utf8 = ['საქართველო'] + json = '["საქართველო"]' + assert_equal json, utf8.to_json(:ascii_only => false) + json = "[\"\\u10e1\\u10d0\\u10e5\\u10d0\\u10e0\\u10d7\\u10d5\\u10d4\\u10da\\u10dd\"]" + assert_equal json, utf8.to_json(:ascii_only => true) + assert_equal utf8, parse(json) + assert_equal '["Ã"]', generate(["Ã"], :ascii_only => false) + assert_equal '["\\u00c3"]', generate(["Ã"], :ascii_only => true) + assert_equal ["€"], parse('["\u20ac"]') + utf8 = ["\xf0\xa0\x80\x81"] + json = "[\"\xf0\xa0\x80\x81\"]" + assert_equal json, generate(utf8, :ascii_only => false) + assert_equal utf8, parse(json) + json = '["\ud840\udc01"]' + assert_equal json, generate(utf8, :ascii_only => true) + assert_equal utf8, parse(json) + end + + def test_chars + (0..0x7f).each do |i| + json = '["\u%04x"]' % i + if RUBY_VERSION >= "1.9." + i = i.chr + end + assert_equal i, parse(json).first[0] + if i == ?\b + generated = generate(["" << i]) + assert '["\b"]' == generated || '["\10"]' == generated + elsif [?\n, ?\r, ?\t, ?\f].include?(i) + assert_equal '[' << ('' << i).dump << ']', generate(["" << i]) + elsif i.chr < 0x20.chr + assert_equal json, generate(["" << i]) + end + end + assert_raise(JSON::GeneratorError) do + generate(["\x80"], :ascii_only => true) + end + assert_equal "\302\200", parse('["\u0080"]').first + end +end |