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-rwxr-xr-xtest/json/test_json.rb255
1 files changed, 255 insertions, 0 deletions
diff --git a/test/json/test_json.rb b/test/json/test_json.rb
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index 0000000000..2be7b4a9a3
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+++ b/test/json/test_json.rb
@@ -0,0 +1,255 @@
+#!/usr/bin/env ruby
+
+require 'test/unit'
+require 'json'
+
+class TC_JSON < Test::Unit::TestCase
+ include JSON
+
+ def setup
+ $KCODE = 'UTF8'
+ @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
+ suite << TC_JSON.suite
+
+ def test_construction
+ parser = JSON::Parser.new('test')
+ assert_equal 'test', parser.source
+ end
+
+ def assert_equal_float(expected, is)
+ assert_in_delta(expected.first, is.first, 1e-2)
+ end
+
+ 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_equal([""], parse('[""]'))
+ assert_equal(["foobar"], parse('["foobar"]'))
+ assert_equal([{}], parse('[{}]'))
+ end
+
+ 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
+
+ begin
+ require 'permutation'
+ def test_parse_more_complex_arrays
+ a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
+ perms = Permutation.for a
+ perms.each do |perm|
+ orig_ary = perm.project
+ json = pretty_generate(orig_ary)
+ assert_equal orig_ary, parse(json)
+ end
+ end
+
+ def test_parse_complex_objects
+ a = [ nil, false, true, "foßbar", [ "n€st€d", true ], { "nested" => true, "n€ßt€ð2" => {} }]
+ perms = Permutation.for a
+ perms.each do |perm|
+ s = "a"
+ orig_obj = perm.project.inject({}) { |h, x| h[s.dup] = x; s = s.succ; h }
+ json = pretty_generate(orig_obj)
+ assert_equal orig_obj, parse(json)
+ end
+ end
+ rescue LoadError
+ warn "Skipping permutation tests."
+ end
+
+ 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
+
+ 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
+
+ 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
+
+ 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
+
+ def test_parser_reset
+ parser = Parser.new(@json)
+ assert_equal(@hash, parser.parse)
+ assert_equal(@hash, parser.parse)
+ end
+
+ 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
+
+ def test_backslash
+ data = [ '\\.(?i:gif|jpe?g|png)$' ]
+ json = '["\\\\.(?i:gif|jpe?g|png)$"]'
+ assert_equal json, JSON.unparse(data)
+ assert_equal data, JSON.parse(json)
+ #
+ data = [ '\\"' ]
+ json = '["\\\\\""]'
+ assert_equal json, JSON.unparse(data)
+ assert_equal data, JSON.parse(json)
+ #
+ json = '["\/"]'
+ data = JSON.parse(json)
+ assert_equal ['/'], data
+ assert_equal json, JSON.unparse(data)
+ #
+ json = '["\""]'
+ data = JSON.parse(json)
+ assert_equal ['"'], data
+ assert_equal json, JSON.unparse(data)
+ json = '["\\\'"]'
+ data = JSON.parse(json)
+ assert_equal ["'"], data
+ assert_equal '["\'"]', JSON.unparse(data)
+ end
+
+ 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
+
+ def test_nesting
+ to_deep = '[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]'
+ assert_raises(JSON::NestingError) { JSON.parse to_deep }
+ assert_raises(JSON::NestingError) { JSON.parser.new(to_deep).parse }
+ assert_raises(JSON::NestingError) { JSON.parse to_deep, :max_nesting => 19 }
+ ok = JSON.parse to_deep, :max_nesting => 20
+ assert_kind_of Array, ok
+ ok = JSON.parse to_deep, :max_nesting => nil
+ assert_kind_of Array, ok
+ ok = JSON.parse to_deep, :max_nesting => false
+ assert_kind_of Array, ok
+ ok = JSON.parse to_deep, :max_nesting => 0
+ assert_kind_of Array, ok
+ end
+end
+ # vim: set et sw=2 ts=2: