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# encoding: UTF-8
require File.expand_path(File.dirname(__FILE__) + '/../spec_helper.rb')
class Dummy; end
describe "JSON Gem compatability API" do
it "shoud not mixin #to_json on base objects until compatability has been enabled" do
d = Dummy.new
expect(d.respond_to?(:to_json)).not_to be_truthy
expect("".respond_to?(:to_json)).not_to be_truthy
expect(1.respond_to?(:to_json)).not_to be_truthy
expect("1.5".to_f.respond_to?(:to_json)).not_to be_truthy
expect([].respond_to?(:to_json)).not_to be_truthy
expect({:foo => "bar"}.respond_to?(:to_json)).not_to be_truthy
expect(true.respond_to?(:to_json)).not_to be_truthy
expect(false.respond_to?(:to_json)).not_to be_truthy
expect(nil.respond_to?(:to_json)).not_to be_truthy
end
it "should mixin #to_json on base objects after compatability has been enabled" do
require 'yajl/json_gem'
d = Dummy.new
expect(d.respond_to?(:to_json)).to be_truthy
expect("".respond_to?(:to_json)).to be_truthy
expect(1.respond_to?(:to_json)).to be_truthy
expect("1.5".to_f.respond_to?(:to_json)).to be_truthy
expect([].respond_to?(:to_json)).to be_truthy
expect({:foo => "bar"}.respond_to?(:to_json)).to be_truthy
expect(true.respond_to?(:to_json)).to be_truthy
expect(false.respond_to?(:to_json)).to be_truthy
expect(nil.respond_to?(:to_json)).to be_truthy
end
it "should require yajl/json_gem to enable the compatability API" do
expect(defined?(JSON)).to be_truthy
expect(JSON.respond_to?(:parse)).to be_truthy
expect(JSON.respond_to?(:generate)).to be_truthy
expect(JSON.respond_to?(:pretty_generate)).to be_truthy
expect(JSON.respond_to?(:load)).to be_truthy
expect(JSON.respond_to?(:dump)).to be_truthy
end
it "should allow default parsing options be set with JSON.default_options" do
default = JSON.default_options[:symbolize_keys]
expect(JSON.parse('{"foo": 1234}')).to be === {"foo" => 1234}
JSON.default_options[:symbolize_keys] = true
expect(JSON.parse('{"foo": 1234}')).to be === {:foo => 1234}
JSON.default_options[:symbolize_keys] = default # ensure the rest of the test cases expect the default
end
it "should also allow the json gem's symbolize_names key" do
expect(JSON.parse('{"foo": 1234}', :symbolize_names => true)).to be === {:foo => 1234}
end
it "should encode arbitrary classes via their default to_json method" do
d = Dummy.new
expect(d.to_json).to eq("\"#{d.to_s}\"")
t = Time.now
expect(t.to_json).to eq("\"#{t.to_s}\"")
da = Date.today
expect(da.to_json).to eq("\"#{da.to_s}\"")
dt = DateTime.new
expect(dt.to_json).to eq("\"#{dt.to_s}\"")
end
it "should have the standard parsing and encoding exceptions mapped" do
expect(JSON::JSONError.new.is_a?(StandardError)).to be_truthy
expect(JSON::ParserError.new.is_a?(JSON::JSONError)).to be_truthy
expect(JSON::GeneratorError.new.is_a?(JSON::JSONError)).to be_truthy
expect {
JSON.parse("blah")
}.to raise_error(JSON::ParserError)
expect {
JSON.generate(0.0/0.0)
}.to raise_error(JSON::GeneratorError)
end
context "ported tests for Unicode" do
it "should be able to encode and parse unicode" do
expect('""').to eql(''.to_json)
expect('"\\b"').to eql("\b".to_json)
expect('"\u0001"').to eql(0x1.chr.to_json)
expect('"\u001F"').to eql(0x1f.chr.to_json)
expect('" "').to eql(' '.to_json)
expect("\"#{0x7f.chr}\"").to eql(0x7f.chr.to_json)
utf8 = [ "© ≠ €! \01" ]
json = "[\"© ≠ €! \\u0001\"]"
expect(json).to eql(utf8.to_json)
expect(utf8).to eql(JSON.parse(json))
utf8 = ["\343\201\202\343\201\204\343\201\206\343\201\210\343\201\212"]
json = "[\"あいうえお\"]"
expect(json).to eql(utf8.to_json)
expect(utf8).to eql(JSON.parse(json))
utf8 = ['საქართველო']
json = "[\"საქართველო\"]"
expect(json).to eql(utf8.to_json)
expect(utf8).to eql(JSON.parse(json))
expect('["Ã"]').to eql(JSON.generate(["Ã"]))
expect(["€"]).to eql(JSON.parse('["\u20ac"]'))
utf8_str = "\xf0\xa0\x80\x81"
utf8 = [utf8_str]
json = "[\"#{utf8_str}\"]"
expect(json).to eql(JSON.generate(utf8))
expect(utf8).to eql(JSON.parse(json))
end
end
context "ported tests for generation" do
before(:all) do
@hash = {
'a' => 2,
'b' => 3.141,
'c' => 'c',
'd' => [ 1, "b", 3.14 ],
'e' => { 'foo' => 'bar' },
'g' => "blah",
'h' => 1000.0,
'i' => 0.001
}
@json2 = '{"a":2,"b":3.141,"c":"c","d":[1,"b",3.14],"e":{"foo":"bar"},"g":"blah","h":1000.0,"i":0.001}'
@json3 = %{
{
"a": 2,
"b": 3.141,
"c": "c",
"d": [1, "b", 3.14],
"e": {"foo": "bar"},
"g": "blah",
"h": 1000.0,
"i": 0.001
}
}.chomp
end
it "should be able to unparse" do
json = JSON.generate(@hash)
expect(JSON.parse(@json2)).to eq(JSON.parse(json))
parsed_json = JSON.parse(json)
expect(@hash).to eq(parsed_json)
json = JSON.generate({1=>2})
expect('{"1":2}').to eql(json)
parsed_json = JSON.parse(json)
expect({"1"=>2}).to eq(parsed_json)
end
it "should be able to unparse pretty" do
json = JSON.pretty_generate(@hash)
expect(JSON.parse(@json3)).to eq(JSON.parse(json))
parsed_json = JSON.parse(json)
expect(@hash).to eq(parsed_json)
json = JSON.pretty_generate({1=>2})
test = "{\n \"1\": 2\n}".chomp
expect(test).to eq(json)
parsed_json = JSON.parse(json)
expect({"1"=>2}).to eq(parsed_json)
end
end
context "ported fixture tests" do
fixtures = File.join(File.dirname(__FILE__), '../parsing/fixtures/*.json')
passed, failed = Dir[fixtures].partition { |f| f['pass'] }
JSON_PASSED = passed.inject([]) { |a, f| a << [ f, File.read(f) ] }.sort
JSON_FAILED = failed.inject([]) { |a, f| a << [ f, File.read(f) ] }.sort
JSON_FAILED.each do |name, source|
it "should not be able to parse #{File.basename(name)} as an IO" do
expect {
JSON.parse(StringIO.new(source))
}.to raise_error(JSON::ParserError)
end
end
JSON_FAILED.each do |name, source|
it "should not be able to parse #{File.basename(name)} as a string" do
expect {
JSON.parse(source)
}.to raise_error(JSON::ParserError)
end
end
JSON_PASSED.each do |name, source|
it "should be able to parse #{File.basename(name)} as an IO" do
expect {
JSON.parse(StringIO.new(source))
}.not_to raise_error
end
end
JSON_PASSED.each do |name, source|
it "should be able to parse #{File.basename(name)} as a string" do
expect {
JSON.parse(source)
}.not_to raise_error
end
end
end
end
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