Class: TC_JSON

Inherits:
Test::Unit::TestCase
  • Object
show all
Includes:
JSON
Defined in:
lib/vendor/json_pure/tests/test_json.rb

Defined Under Namespace

Classes: SubArray, SubHash

Constant Summary

Constants included from JSON

JSON::Infinity, JSON::JSON_LOADED, JSON::MAP, JSON::MinusInfinity, JSON::NaN, JSON::UnparserError, JSON::VERSION, JSON::VERSION_ARRAY, JSON::VERSION_BUILD, JSON::VERSION_MAJOR, JSON::VERSION_MINOR

Instance Method Summary collapse

Methods included from JSON

[], deep_const_get, dump, fast_generate, generate, iconv, load, parse, parse!, pretty_generate, recurse_proc, swap!, utf8_to_json, utf8_to_json_ascii

Instance Method Details

#assert_equal_float(expected, is) ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 56

def assert_equal_float(expected, is)
  assert_in_delta(expected.first, is.first, 1e-2)
end

#setup ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 29

def setup
  @ary = [1, "foo", 3.14, 4711.0, 2.718, nil, [1,-2,3], false, true].map do
    |x| [x]
  end
  @ary_to_parse = ["1", '"foo"', "3.14", "4711.0", "2.718", "null",
    "[1,-2,3]", "false", "true"].map do
    |x| "[#{x}]"
  end
  @hash = {
    'a' => 2,
    'b' => 3.141,
    'c' => 'c',
    'd' => [ 1, "b", 3.14 ],
    'e' => { 'foo' => 'bar' },
    'g' => "\"\0\037",
    'h' => 1000.0,
    'i' => 0.001
  }
  @json = '{"a":2,"b":3.141,"c":"c","d":[1,"b",3.14],"e":{"foo":"bar"},'\
    '"g":"\\"\\u0000\\u001f","h":1.0E3,"i":1.0E-3}'
end

#test_backslash ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 251

def test_backslash
  data = [ '\\.(?i:gif|jpe?g|png)$' ]
  json = '["\\\\.(?i:gif|jpe?g|png)$"]'
  assert_equal json, JSON.generate(data)
  assert_equal data, JSON.parse(json)
  #
  data = [ '\\"' ]
  json = '["\\\\\""]'
  assert_equal json, JSON.generate(data)
  assert_equal data, JSON.parse(json)
  #
  json = '["/"]'
  data = JSON.parse(json)
  assert_equal ['/'], data
  assert_equal json, JSON.generate(data)
  #
  json = '["\""]'
  data = JSON.parse(json)
  assert_equal ['"'], data
  assert_equal json, JSON.generate(data)
  json = '["\\\'"]'
  data = JSON.parse(json)
  assert_equal ["'"], data
  assert_equal '["\'"]', JSON.generate(data)
end

#test_big_integers ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 349

def test_big_integers
  json1 = JSON([orig = (1 << 31) - 1])
  assert_equal orig, JSON[json1][0]
  json2 = JSON([orig = 1 << 31])
  assert_equal orig, JSON[json2][0]
  json3 = JSON([orig = (1 << 62) - 1])
  assert_equal orig, JSON[json3][0]
  json4 = JSON([orig = 1 << 62])
  assert_equal orig, JSON[json4][0]
  json5 = JSON([orig = 1 << 64])
  assert_equal orig, JSON[json5][0]
end

#test_comments ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 211

def test_comments
  json = <<EOT
{
"key1":"value1", // eol comment
"key2":"value2"  /* multi line
                  *  comment */,
"key3":"value3"  /* multi line
                  // nested eol comment
                  *  comment */
}
EOT
  assert_equal(
    { "key1" => "value1", "key2" => "value2", "key3" => "value3" },
    parse(json))
  json = <<EOT
{
"key1":"value1"  /* multi line
                  // nested eol comment
                  /* illegal nested multi line comment */
                  *  comment */
}
EOT
  assert_raises(ParserError) { parse(json) }
  json = <<EOT
{
"key1":"value1"  /* multi line
                 // nested eol comment
                 closed multi comment */
                 and again, throw an Error */
}
EOT
  assert_raises(ParserError) { parse(json) }
  json = <<EOT
{
"key1":"value1"  /*/*/
}
EOT
  assert_equal({ "key1" => "value1" }, parse(json))
end

#test_construction ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 51

def test_construction
  parser = JSON::Parser.new('test')
  assert_equal 'test', parser.source
end

#test_generation_of_core_subclasses ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 195

def test_generation_of_core_subclasses
  obj = SubHash.new.merge( "foo" => SubHash.new.merge("bar" => true))
  obj_json = JSON(obj)
  obj_again = JSON(obj_json)
  assert_kind_of SubHash, obj_again
  assert_kind_of SubHash, obj_again['foo']
  assert obj_again['foo']['bar']
  assert_equal obj, obj_again
end

#test_load_dump ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 333

def test_load_dump
  too_deep = '[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]'
  assert_equal too_deep, JSON.dump(eval(too_deep))
  assert_kind_of String, Marshal.dump(eval(too_deep))
  assert_raises(ArgumentError) { JSON.dump(eval(too_deep), 19) }
  assert_raises(ArgumentError) { Marshal.dump(eval(too_deep), 19) }
  assert_equal too_deep, JSON.dump(eval(too_deep), 20)
  assert_kind_of String, Marshal.dump(eval(too_deep), 20)
  output = StringIO.new
  JSON.dump(eval(too_deep), output)
  assert_equal too_deep, output.string
  output = StringIO.new
  JSON.dump(eval(too_deep), output, 20)
  assert_equal too_deep, output.string
end

#test_nesting ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 295

def test_nesting
  assert_raises(JSON::NestingError) { JSON.parse '[[]]', :max_nesting => 1 }
  assert_raises(JSON::NestingError) { JSON.parser.new('[[]]', :max_nesting => 1).parse }
  assert_equal [[]], JSON.parse('[[]]', :max_nesting => 2)
  too_deep = '[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]'
  too_deep_ary = eval too_deep
  assert_raises(JSON::NestingError) { JSON.parse too_deep }
  assert_raises(JSON::NestingError) { JSON.parser.new(too_deep).parse }
  assert_raises(JSON::NestingError) { JSON.parse too_deep, :max_nesting => 19 }
  ok = JSON.parse too_deep, :max_nesting => 20
  assert_equal too_deep_ary, ok
  ok = JSON.parse too_deep, :max_nesting => nil
  assert_equal too_deep_ary, ok
  ok = JSON.parse too_deep, :max_nesting => false
  assert_equal too_deep_ary, ok
  ok = JSON.parse too_deep, :max_nesting => 0
  assert_equal too_deep_ary, ok
  assert_raises(JSON::NestingError) { JSON.generate [[]], :max_nesting => 1 }
  assert_equal '[[]]', JSON.generate([[]], :max_nesting => 2)
  assert_raises(JSON::NestingError) { JSON.generate too_deep_ary }
  assert_raises(JSON::NestingError) { JSON.generate too_deep_ary, :max_nesting => 19 }
  ok = JSON.generate too_deep_ary, :max_nesting => 20
  assert_equal too_deep, ok
  ok = JSON.generate too_deep_ary, :max_nesting => nil
  assert_equal too_deep, ok
  ok = JSON.generate too_deep_ary, :max_nesting => false
  assert_equal too_deep, ok
  ok = JSON.generate too_deep_ary, :max_nesting => 0
  assert_equal too_deep, ok
end

#test_parse_array ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 149

def test_parse_array
  assert_equal([], parse('[]'))
  assert_equal([], parse('  [  ]  '))
  assert_equal([1], parse('[1]'))
  assert_equal([1], parse('  [ 1  ]  '))
  assert_equal(@ary,
    parse('[[1],["foo"],[3.14],[47.11e+2],[2718.0E-3],[null],[[1,-2,3]]'\
    ',[false],[true]]'))
  assert_equal(@ary, parse(%Q{   [   [1] , ["foo"]  ,  [3.14] \t ,  [47.11e+2] 
    , [2718.0E-3 ],\r[ null] , [[1, -2, 3 ]], [false ],[ true]\n ]  }))
end

#test_parse_array_custom_class ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 163

def test_parse_array_custom_class
  res = parse('[]', :array_class => SubArray)
  assert_equal([], res)
  assert_equal(SubArray, res.class)
end

#test_parse_arrays ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 131

def test_parse_arrays
  assert_equal([1,2,3], parse('[1,2,3]'))
  assert_equal([1.2,2,3], parse('[1.2,2,3]'))
  assert_equal([[],[[],[]]], parse('[[],[[],[]]]'))
end

#test_parse_complex_objects ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 120

def test_parse_complex_objects
  a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
  a.permutation.each do |perm|
    s = "a"
    orig_obj = perm.inject({}) { |h, x| h[s.dup] = x; s = s.succ; h }
    json = pretty_generate(orig_obj)
    assert_equal orig_obj, parse(json)
  end
end

#test_parse_more_complex_arrays ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 112

def test_parse_more_complex_arrays
  a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
  a.permutation.each do |perm|
    json = pretty_generate(perm)
    assert_equal perm, parse(json)
  end
end

#test_parse_object ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 169

def test_parse_object
  assert_equal({}, parse('{}'))
  assert_equal({}, parse('  {  }  '))
  assert_equal({'foo'=>'bar'}, parse('{"foo":"bar"}'))
  assert_equal({'foo'=>'bar'}, parse('    { "foo"  :   "bar"   }   '))
end

#test_parse_object_custom_class ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 189

def test_parse_object_custom_class
  res = parse('{}', :object_class => SubHash)
  assert_equal({}, res)
  assert_equal(SubHash, res.class)
end

#test_parse_simple_arrays ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 60

def test_parse_simple_arrays
  assert_equal([], parse('[]'))
  assert_equal([], parse('  [  ] '))
  assert_equal([nil], parse('[null]'))
  assert_equal([false], parse('[false]'))
  assert_equal([true], parse('[true]'))
  assert_equal([-23], parse('[-23]'))
  assert_equal([23], parse('[23]'))
  assert_equal([0.23], parse('[0.23]'))
  assert_equal([0.0], parse('[0e0]'))
  assert_raises(JSON::ParserError) { parse('[+23.2]') }
  assert_raises(JSON::ParserError) { parse('[+23]') }
  assert_raises(JSON::ParserError) { parse('[.23]') }
  assert_raises(JSON::ParserError) { parse('[023]') }
  assert_equal_float [3.141], parse('[3.141]')
  assert_equal_float [-3.141], parse('[-3.141]')
  assert_equal_float [3.141], parse('[3141e-3]')
  assert_equal_float [3.141], parse('[3141.1e-3]')
  assert_equal_float [3.141], parse('[3141E-3]')
  assert_equal_float [3.141], parse('[3141.0E-3]')
  assert_equal_float [-3.141], parse('[-3141.0e-3]')
  assert_equal_float [-3.141], parse('[-3141e-3]')
  assert_raises(ParserError) { parse('[NaN]') }
  assert parse('[NaN]', :allow_nan => true).first.nan?
  assert_raises(ParserError) { parse('[Infinity]') }
  assert_equal [1.0/0], parse('[Infinity]', :allow_nan => true)
  assert_raises(ParserError) { parse('[-Infinity]') }
  assert_equal [-1.0/0], parse('[-Infinity]', :allow_nan => true)
  assert_equal([""], parse('[""]'))
  assert_equal(["foobar"], parse('["foobar"]'))
  assert_equal([{}], parse('[{}]'))
end

#test_parse_simple_objects ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 93

def test_parse_simple_objects
  assert_equal({}, parse('{}'))
  assert_equal({}, parse(' {   }   '))
  assert_equal({ "a" => nil }, parse('{   "a"   :  null}'))
  assert_equal({ "a" => nil }, parse('{"a":null}'))
  assert_equal({ "a" => false }, parse('{   "a"  :  false  }  '))
  assert_equal({ "a" => false }, parse('{"a":false}'))
  assert_raises(JSON::ParserError) { parse('{false}') }
  assert_equal({ "a" => true }, parse('{"a":true}'))
  assert_equal({ "a" => true }, parse('  { "a" :  true  }   '))
  assert_equal({ "a" => -23 }, parse('  {  "a"  :  -23  }  '))
  assert_equal({ "a" => -23 }, parse('  { "a" : -23 } '))
  assert_equal({ "a" => 23 }, parse('{"a":23  } '))
  assert_equal({ "a" => 23 }, parse('  { "a"  : 23  } '))
  assert_equal({ "a" => 0.23 }, parse(' { "a"  :  0.23 }  '))
  assert_equal({ "a" => 0.23 }, parse('  {  "a"  :  0.23  }  '))
end

#test_parse_values ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 137

def test_parse_values
  assert_equal([""], parse('[""]'))
  assert_equal(["\\"], parse('["\\\\"]'))
  assert_equal(['"'], parse('["\""]'))
  assert_equal(['\\"\\'], parse('["\\\\\\"\\\\"]'))
  assert_equal(["\"\b\n\r\t\0\037"],
    parse('["\"\b\n\r\t\u0000\u001f"]'))
  for i in 0 ... @ary.size
    assert_equal(@ary[i], parse(@ary_to_parse[i]))
  end
end

#test_parser_reset ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 205

def test_parser_reset
  parser = Parser.new(@json)
  assert_equal(@hash, parser.parse)
  assert_equal(@hash, parser.parse)
end

#test_symbolize_names ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 326

def test_symbolize_names
  assert_equal({ "foo" => "bar", "baz" => "quux" },
    JSON.parse('{"foo":"bar", "baz":"quux"}'))
  assert_equal({ :foo => "bar", :baz => "quux" },
    JSON.parse('{"foo":"bar", "baz":"quux"}', :symbolize_names => true))
end

#test_wrong_inputs ⇒ Object 



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# File 'lib/vendor/json_pure/tests/test_json.rb', line 277

def test_wrong_inputs
  assert_raises(ParserError) { JSON.parse('"foo"') }
  assert_raises(ParserError) { JSON.parse('123') }
  assert_raises(ParserError) { JSON.parse('[] bla') }
  assert_raises(ParserError) { JSON.parse('[] 1') }
  assert_raises(ParserError) { JSON.parse('[] []') }
  assert_raises(ParserError) { JSON.parse('[] {}') }
  assert_raises(ParserError) { JSON.parse('{} []') }
  assert_raises(ParserError) { JSON.parse('{} {}') }
  assert_raises(ParserError) { JSON.parse('[NULL]') }
  assert_raises(ParserError) { JSON.parse('[FALSE]') }
  assert_raises(ParserError) { JSON.parse('[TRUE]') }
  assert_raises(ParserError) { JSON.parse('[07]    ') }
  assert_raises(ParserError) { JSON.parse('[0a]') }
  assert_raises(ParserError) { JSON.parse('[1.]') }
  assert_raises(ParserError) { JSON.parse('     ') }
end