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require File.dirname(__FILE__) + '/abstract_unit'
class Foo
def initialize(a, b)
@a, @b = a, b
end
end
class TestJSONEmitters < Test::Unit::TestCase
TrueTests = [[ true, %(true) ]]
FalseTests = [[ false, %(false) ]]
NilTests = [[ nil, %(null) ]]
NumericTests = [[ 1, %(1) ],
[ 2.5, %(2.5) ]]
StringTests = [[ 'this is the string', %("this is the string") ],
[ 'a "string" with quotes', %("a \\"string\\" with quotes") ]]
ArrayTests = [[ ['a', 'b', 'c'], %([\"a\", \"b\", \"c\"]) ],
[ [1, 'a', :b, nil, false], %([1, \"a\", \"b\", null, false]) ]]
SymbolTests = [[ :a, %("a") ],
[ :this, %("this") ],
[ :"a b", %("a b") ]]
ObjectTests = [[ Foo.new(1, 2), %({\"a\": 1, \"b\": 2}) ]]
VariableTests = [[ ActiveSupport::JSON::Variable.new('foo'), 'foo'],
[ ActiveSupport::JSON::Variable.new('alert("foo")'), 'alert("foo")']]
RegexpTests = [[ /^a/, '/^a/' ], [/^\w{1,2}[a-z]+/ix, '/^\\w{1,2}[a-z]+/ix']]
constants.grep(/Tests$/).each do |class_tests|
define_method("test_#{class_tests[0..-6].downcase}") do
self.class.const_get(class_tests).each do |pair|
assert_equal pair.last, pair.first.to_json
end
end
end
def test_hash_encoding
assert_equal %({\"a\": \"b\"}), { :a => :b }.to_json
assert_equal %({\"a\": 1}), { 'a' => 1 }.to_json
assert_equal %({\"a\": [1, 2]}), { 'a' => [1,2] }.to_json
sorted_json =
'{' + {:a => :b, :c => :d}.to_json[1..-2].split(', ').sort.join(', ') + '}'
assert_equal %({\"a\": \"b\", \"c\": \"d\"}), sorted_json
end
def test_utf8_string_encoded_properly_when_kcode_is_utf8
old_kcode, $KCODE = $KCODE, 'UTF8'
assert_equal '"\\u20ac2.99"', '€2.99'.to_json
assert_equal '"\\u270e\\u263a"', '✎☺'.to_json
ensure
$KCODE = old_kcode
end
def test_exception_raised_when_encoding_circular_reference
a = [1]
a << a
assert_raises(ActiveSupport::JSON::CircularReferenceError) { a.to_json }
end
end
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