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#!/usr/bin/env ruby
# -*- coding: utf-8 -*-
require 'test/unit'
require File.join(File.dirname(__FILE__), 'setup_variant')
class TC_JSONGenerate < Test::Unit::TestCase
include JSON
def setup
@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
}
@json2 = '{"a":2,"b":3.141,"c":"c","d":[1,"b",3.14],"e":{"foo":"bar"},' +
'"g":"\\"\\u0000\\u001f","h":1000.0,"i":0.001}'
@json3 = <<'EOT'.chomp
{
"a": 2,
"b": 3.141,
"c": "c",
"d": [
1,
"b",
3.14
],
"e": {
"foo": "bar"
},
"g": "\"\u0000\u001f",
"h": 1000.0,
"i": 0.001
}
EOT
end
def test_generate
json = generate(@hash)
assert_equal(JSON.parse(@json2), JSON.parse(json))
json = JSON[@hash]
assert_equal(JSON.parse(@json2), JSON.parse(json))
parsed_json = parse(json)
assert_equal(@hash, parsed_json)
json = generate({1=>2})
assert_equal('{"1":2}', json)
parsed_json = parse(json)
assert_equal({"1"=>2}, parsed_json)
assert_raise(GeneratorError) { generate(666) }
assert_equal '666', generate(666, :quirks_mode => true)
end
def test_generate_pretty
json = pretty_generate(@hash)
# hashes aren't (insertion) ordered on every ruby implementation assert_equal(@json3, json)
assert_equal(JSON.parse(@json3), JSON.parse(json))
parsed_json = parse(json)
assert_equal(@hash, parsed_json)
json = pretty_generate({1=>2})
assert_equal(<<'EOT'.chomp, json)
{
"1": 2
}
EOT
parsed_json = parse(json)
assert_equal({"1"=>2}, parsed_json)
assert_raise(GeneratorError) { pretty_generate(666) }
assert_equal '666', pretty_generate(666, :quirks_mode => true)
end
def test_fast_generate
json = fast_generate(@hash)
assert_equal(JSON.parse(@json2), JSON.parse(json))
parsed_json = parse(json)
assert_equal(@hash, parsed_json)
json = fast_generate({1=>2})
assert_equal('{"1":2}', json)
parsed_json = parse(json)
assert_equal({"1"=>2}, parsed_json)
assert_raise(GeneratorError) { fast_generate(666) }
assert_equal '666', fast_generate(666, :quirks_mode => true)
end
def test_own_state
state = State.new
json = generate(@hash, state)
assert_equal(JSON.parse(@json2), JSON.parse(json))
parsed_json = parse(json)
assert_equal(@hash, parsed_json)
json = generate({1=>2}, state)
assert_equal('{"1":2}', json)
parsed_json = parse(json)
assert_equal({"1"=>2}, parsed_json)
assert_raise(GeneratorError) { generate(666, state) }
state.quirks_mode = true
assert state.quirks_mode?
assert_equal '666', generate(666, state)
end
def test_states
json = generate({1=>2}, nil)
assert_equal('{"1":2}', json)
s = JSON.state.new
assert s.check_circular?
assert s[:check_circular?]
h = { 1=>2 }
h[3] = h
assert_raises(JSON::NestingError) { generate(h) }
assert_raises(JSON::NestingError) { generate(h, s) }
s = JSON.state.new
a = [ 1, 2 ]
a << a
assert_raises(JSON::NestingError) { generate(a, s) }
assert s.check_circular?
assert s[:check_circular?]
end
def test_pretty_state
state = PRETTY_STATE_PROTOTYPE.dup
assert_equal({
:allow_nan => false,
:array_nl => "\n",
:ascii_only => false,
:buffer_initial_length => 1024,
:quirks_mode => false,
:depth => 0,
:indent => " ",
:max_nesting => 19,
:object_nl => "\n",
:space => " ",
:space_before => "",
}.sort_by { |n,| n.to_s }, state.to_h.sort_by { |n,| n.to_s })
end
def test_safe_state
state = SAFE_STATE_PROTOTYPE.dup
assert_equal({
:allow_nan => false,
:array_nl => "",
:ascii_only => false,
:buffer_initial_length => 1024,
:quirks_mode => false,
:depth => 0,
:indent => "",
:max_nesting => 19,
:object_nl => "",
:space => "",
:space_before => "",
}.sort_by { |n,| n.to_s }, state.to_h.sort_by { |n,| n.to_s })
end
def test_fast_state
state = FAST_STATE_PROTOTYPE.dup
assert_equal({
:allow_nan => false,
:array_nl => "",
:ascii_only => false,
:buffer_initial_length => 1024,
:quirks_mode => false,
:depth => 0,
:indent => "",
:max_nesting => 0,
:object_nl => "",
:space => "",
:space_before => "",
}.sort_by { |n,| n.to_s }, state.to_h.sort_by { |n,| n.to_s })
end
def test_allow_nan
assert_raises(GeneratorError) { generate([JSON::NaN]) }
assert_equal '[NaN]', generate([JSON::NaN], :allow_nan => true)
assert_raises(GeneratorError) { fast_generate([JSON::NaN]) }
assert_raises(GeneratorError) { pretty_generate([JSON::NaN]) }
assert_equal "[\n NaN\n]", pretty_generate([JSON::NaN], :allow_nan => true)
assert_raises(GeneratorError) { generate([JSON::Infinity]) }
assert_equal '[Infinity]', generate([JSON::Infinity], :allow_nan => true)
assert_raises(GeneratorError) { fast_generate([JSON::Infinity]) }
assert_raises(GeneratorError) { pretty_generate([JSON::Infinity]) }
assert_equal "[\n Infinity\n]", pretty_generate([JSON::Infinity], :allow_nan => true)
assert_raises(GeneratorError) { generate([JSON::MinusInfinity]) }
assert_equal '[-Infinity]', generate([JSON::MinusInfinity], :allow_nan => true)
assert_raises(GeneratorError) { fast_generate([JSON::MinusInfinity]) }
assert_raises(GeneratorError) { pretty_generate([JSON::MinusInfinity]) }
assert_equal "[\n -Infinity\n]", pretty_generate([JSON::MinusInfinity], :allow_nan => true)
end
def test_depth
ary = []; ary << ary
assert_equal 0, JSON::SAFE_STATE_PROTOTYPE.depth
assert_raises(JSON::NestingError) { JSON.generate(ary) }
assert_equal 0, JSON::SAFE_STATE_PROTOTYPE.depth
assert_equal 0, JSON::PRETTY_STATE_PROTOTYPE.depth
assert_raises(JSON::NestingError) { JSON.pretty_generate(ary) }
assert_equal 0, JSON::PRETTY_STATE_PROTOTYPE.depth
s = JSON.state.new
assert_equal 0, s.depth
assert_raises(JSON::NestingError) { ary.to_json(s) }
assert_equal 19, s.depth
end
def test_buffer_initial_length
s = JSON.state.new
assert_equal 1024, s.buffer_initial_length
s.buffer_initial_length = 0
assert_equal 1024, s.buffer_initial_length
s.buffer_initial_length = -1
assert_equal 1024, s.buffer_initial_length
s.buffer_initial_length = 128
assert_equal 128, s.buffer_initial_length
end
require'timeout'
def test_gc
bignum_too_long_to_embed_as_string = 1234567890123456789012345
expect = bignum_too_long_to_embed_as_string.to_s
stress, GC.stress = GC.stress, true
timeout(1) do
10.times do |i|
tmp = bignum_too_long_to_embed_as_string.to_json
assert_equal expect, tmp
end
end
ensure
GC.stress = stress
end if GC.respond_to?(:stress=)
if defined?(JSON::Ext::Generator)
def test_broken_bignum # [ruby-core:38867]
pid = fork do
Bignum.class_eval do
def to_s
end
end
begin
JSON::Ext::Generator::State.new.generate(1<<64)
exit 1
rescue TypeError
exit 0
end
end
_, status = Process.waitpid2(pid)
assert status.success?
rescue NotImplementedError
# forking to avoid modifying core class of a parent process and
# introducing race conditions of tests are run in parallel
end
end
end
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