256 lines
8.2 KiB
Ruby
Executable File
256 lines
8.2 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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# -*- coding: utf-8 -*-
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require 'test/unit'
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require 'json'
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class TC_JSON < Test::Unit::TestCase
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include JSON
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def setup
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@ary = [1, "foo", 3.14, 4711.0, 2.718, nil, [1,-2,3], false, true].map do
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|x| [x]
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end
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@ary_to_parse = ["1", '"foo"', "3.14", "4711.0", "2.718", "null",
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"[1,-2,3]", "false", "true"].map do
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|x| "[#{x}]"
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end
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@hash = {
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'a' => 2,
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'b' => 3.141,
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'c' => 'c',
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'd' => [ 1, "b", 3.14 ],
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'e' => { 'foo' => 'bar' },
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'g' => "\"\0\037",
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'h' => 1000.0,
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'i' => 0.001
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}
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@json = '{"a":2,"b":3.141,"c":"c","d":[1,"b",3.14],"e":{"foo":"bar"},' +
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'"g":"\\"\\u0000\\u001f","h":1.0E3,"i":1.0E-3}'
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end
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suite << TC_JSON.suite
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def test_construction
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parser = JSON::Parser.new('test')
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assert_equal 'test', parser.source
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end
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def assert_equal_float(expected, is)
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assert_in_delta(expected.first, is.first, 1e-2)
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end
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def test_parse_simple_arrays
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assert_equal([], parse('[]'))
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assert_equal([], parse(' [ ] '))
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assert_equal([nil], parse('[null]'))
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assert_equal([false], parse('[false]'))
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assert_equal([true], parse('[true]'))
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assert_equal([-23], parse('[-23]'))
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assert_equal([23], parse('[23]'))
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assert_equal([0.23], parse('[0.23]'))
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assert_equal([0.0], parse('[0e0]'))
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assert_raises(JSON::ParserError) { parse('[+23.2]') }
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assert_raises(JSON::ParserError) { parse('[+23]') }
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assert_raises(JSON::ParserError) { parse('[.23]') }
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assert_raises(JSON::ParserError) { parse('[023]') }
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assert_equal_float [3.141], parse('[3.141]')
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assert_equal_float [-3.141], parse('[-3.141]')
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assert_equal_float [3.141], parse('[3141e-3]')
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assert_equal_float [3.141], parse('[3141.1e-3]')
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assert_equal_float [3.141], parse('[3141E-3]')
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assert_equal_float [3.141], parse('[3141.0E-3]')
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assert_equal_float [-3.141], parse('[-3141.0e-3]')
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assert_equal_float [-3.141], parse('[-3141e-3]')
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assert_equal([""], parse('[""]'))
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assert_equal(["foobar"], parse('["foobar"]'))
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assert_equal([{}], parse('[{}]'))
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end
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def test_parse_simple_objects
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assert_equal({}, parse('{}'))
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assert_equal({}, parse(' { } '))
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assert_equal({ "a" => nil }, parse('{ "a" : null}'))
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assert_equal({ "a" => nil }, parse('{"a":null}'))
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assert_equal({ "a" => false }, parse('{ "a" : false } '))
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assert_equal({ "a" => false }, parse('{"a":false}'))
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assert_raises(JSON::ParserError) { parse('{false}') }
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assert_equal({ "a" => true }, parse('{"a":true}'))
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assert_equal({ "a" => true }, parse(' { "a" : true } '))
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assert_equal({ "a" => -23 }, parse(' { "a" : -23 } '))
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assert_equal({ "a" => -23 }, parse(' { "a" : -23 } '))
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assert_equal({ "a" => 23 }, parse('{"a":23 } '))
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assert_equal({ "a" => 23 }, parse(' { "a" : 23 } '))
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assert_equal({ "a" => 0.23 }, parse(' { "a" : 0.23 } '))
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assert_equal({ "a" => 0.23 }, parse(' { "a" : 0.23 } '))
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end
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begin
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require 'permutation'
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def test_parse_more_complex_arrays
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a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
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perms = Permutation.for a
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perms.each do |perm|
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orig_ary = perm.project
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json = pretty_generate(orig_ary)
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assert_equal orig_ary, parse(json)
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end
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end
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def test_parse_complex_objects
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a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
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perms = Permutation.for a
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perms.each do |perm|
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s = "a"
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orig_obj = perm.project.inject({}) { |h, x| h[s.dup] = x; s = s.succ; h }
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json = pretty_generate(orig_obj)
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assert_equal orig_obj, parse(json)
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end
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end
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rescue LoadError
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warn "Skipping permutation tests."
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end
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def test_parse_arrays
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assert_equal([1,2,3], parse('[1,2,3]'))
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assert_equal([1.2,2,3], parse('[1.2,2,3]'))
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assert_equal([[],[[],[]]], parse('[[],[[],[]]]'))
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end
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def test_parse_values
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assert_equal([""], parse('[""]'))
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assert_equal(["\\"], parse('["\\\\"]'))
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assert_equal(['"'], parse('["\""]'))
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assert_equal(['\\"\\'], parse('["\\\\\\"\\\\"]'))
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assert_equal(["\"\b\n\r\t\0\037"],
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parse('["\"\b\n\r\t\u0000\u001f"]'))
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for i in 0 ... @ary.size
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assert_equal(@ary[i], parse(@ary_to_parse[i]))
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end
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end
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def test_parse_array
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assert_equal([], parse('[]'))
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assert_equal([], parse(' [ ] '))
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assert_equal([1], parse('[1]'))
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assert_equal([1], parse(' [ 1 ] '))
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assert_equal(@ary,
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parse('[[1],["foo"],[3.14],[47.11e+2],[2718.0E-3],[null],[[1,-2,3]]'\
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',[false],[true]]'))
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assert_equal(@ary, parse(%Q{ [ [1] , ["foo"] , [3.14] \t , [47.11e+2]
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, [2718.0E-3 ],\r[ null] , [[1, -2, 3 ]], [false ],[ true]\n ] }))
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end
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def test_parse_object
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assert_equal({}, parse('{}'))
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assert_equal({}, parse(' { } '))
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assert_equal({'foo'=>'bar'}, parse('{"foo":"bar"}'))
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assert_equal({'foo'=>'bar'}, parse(' { "foo" : "bar" } '))
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end
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def test_parser_reset
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parser = Parser.new(@json)
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assert_equal(@hash, parser.parse)
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assert_equal(@hash, parser.parse)
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end
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def test_comments
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json = <<EOT
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{
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"key1":"value1", // eol comment
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"key2":"value2" /* multi line
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* comment */,
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"key3":"value3" /* multi line
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// nested eol comment
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* comment */
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}
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EOT
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assert_equal(
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{ "key1" => "value1", "key2" => "value2", "key3" => "value3" },
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parse(json))
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json = <<EOT
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{
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"key1":"value1" /* multi line
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// nested eol comment
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/* illegal nested multi line comment */
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* comment */
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}
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EOT
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assert_raises(ParserError) { parse(json) }
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json = <<EOT
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{
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"key1":"value1" /* multi line
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// nested eol comment
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closed multi comment */
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and again, throw an Error */
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}
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EOT
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assert_raises(ParserError) { parse(json) }
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json = <<EOT
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{
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"key1":"value1" /*/*/
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}
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EOT
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assert_equal({ "key1" => "value1" }, parse(json))
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end
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def test_backslash
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data = [ '\\.(?i:gif|jpe?g|png)$' ]
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json = '["\\\\.(?i:gif|jpe?g|png)$"]'
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assert_equal json, JSON.unparse(data)
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assert_equal data, JSON.parse(json)
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#
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data = [ '\\"' ]
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json = '["\\\\\""]'
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assert_equal json, JSON.unparse(data)
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assert_equal data, JSON.parse(json)
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#
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json = '["\/"]'
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data = JSON.parse(json)
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assert_equal ['/'], data
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assert_equal json, JSON.unparse(data)
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#
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json = '["\""]'
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data = JSON.parse(json)
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assert_equal ['"'], data
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assert_equal json, JSON.unparse(data)
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json = '["\\\'"]'
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data = JSON.parse(json)
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assert_equal ["'"], data
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assert_equal '["\'"]', JSON.unparse(data)
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end
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def test_wrong_inputs
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assert_raises(ParserError) { JSON.parse('"foo"') }
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assert_raises(ParserError) { JSON.parse('123') }
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assert_raises(ParserError) { JSON.parse('[] bla') }
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assert_raises(ParserError) { JSON.parse('[] 1') }
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assert_raises(ParserError) { JSON.parse('[] []') }
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assert_raises(ParserError) { JSON.parse('[] {}') }
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assert_raises(ParserError) { JSON.parse('{} []') }
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assert_raises(ParserError) { JSON.parse('{} {}') }
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assert_raises(ParserError) { JSON.parse('[NULL]') }
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assert_raises(ParserError) { JSON.parse('[FALSE]') }
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assert_raises(ParserError) { JSON.parse('[TRUE]') }
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assert_raises(ParserError) { JSON.parse('[07] ') }
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assert_raises(ParserError) { JSON.parse('[0a]') }
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assert_raises(ParserError) { JSON.parse('[1.]') }
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assert_raises(ParserError) { JSON.parse(' ') }
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end
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def test_nesting
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to_deep = '[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]'
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assert_raises(JSON::NestingError) { JSON.parse to_deep }
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assert_raises(JSON::NestingError) { JSON.parser.new(to_deep).parse }
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assert_raises(JSON::NestingError) { JSON.parse to_deep, :max_nesting => 19 }
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ok = JSON.parse to_deep, :max_nesting => 20
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assert_kind_of Array, ok
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ok = JSON.parse to_deep, :max_nesting => nil
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assert_kind_of Array, ok
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ok = JSON.parse to_deep, :max_nesting => false
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assert_kind_of Array, ok
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ok = JSON.parse to_deep, :max_nesting => 0
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assert_kind_of Array, ok
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end
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end
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# vim: set et sw=2 ts=2:
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