jerryscript/tests/jerry/json-stringify.js
Tilmann Scheller 0511091e8a Streamline copyright notices across the codebase. (#1473)
Since the project is now hosted at the JS Foundation we can move to unified copyright notices for the project.

Starting with this commit all future contributions to the project should only carry the following copyright notice (except for third-party code which requires copyright information to be preserved):

"Copyright JS Foundation and other contributors, http://js.foundation" (without the quotes)

This avoids cluttering the codebase with contributor-specific copyright notices which have a higher maintenance overhead and tend to get outdated quickly. Also dropping the year from the copyright notices helps to avoid yearly code changes just to update the copyright notices.

Note that each contributor still retains full copyright ownership of his/her contributions and the respective authorship is tracked very accurately via Git.

JerryScript-DCO-1.0-Signed-off-by: Tilmann Scheller t.scheller@samsung.com
2016-12-08 06:39:11 +01:00

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Checking quoting strings
assert (JSON.stringify ("") === '""');
normal_string = "asdasd";
assert (JSON.stringify (normal_string) == '"asdasd"');
format_characters = "\ba\fs\nd\ra\tsd";
assert (JSON.stringify (format_characters) == '"\\ba\\fs\\nd\\ra\\tsd"');
ctl_string = "asdasd";
assert (JSON.stringify (ctl_string) == '"asd\\u001fasd"');
escpad_string = "\"asda\sd";
assert (JSON.stringify (escpad_string) == '"\\"asdasd"');
assert (JSON.stringify('\u2040') == '"⁀"');
assert (JSON.stringify('abc\u2040\u2030cba') == '"abc⁀‰cba"');
// Checking primitive types
assert (JSON.stringify (1) === '1');
assert (JSON.stringify (true) === 'true');
assert (JSON.stringify ("foo") === '"foo"');
assert (JSON.stringify (null) === 'null');
assert (JSON.stringify (undefined) === undefined);
assert (JSON.stringify (new Number(1)) === '1');
assert (JSON.stringify (new Boolean(true)) === 'true');
assert (JSON.stringify (new String("foo")) === '"foo"');
// Checking objects
empty_object = {}
assert (JSON.stringify (empty_object) == '{}');
empty_object = {};
empty_object.a = undefined;
assert (JSON.stringify (empty_object) == '{}');
p_object = { "a": 1, "b": true, "c": "foo", "d": null, "e": undefined };
assert (JSON.stringify (p_object) == '{"a":1,"b":true,"c":"foo","d":null}');
o_object = { "a": new Number(1), "b": new Boolean(true), "c": new String("foo") };
assert (JSON.stringify (o_object) == '{"a":1,"b":true,"c":"foo"}');
child = { "a": 1, "b": new String("\nfoo"), "c": undefined };
parent = { "a": true, "b": child, "c": null};
assert (JSON.stringify (parent) == '{"a":true,"b":{"a":1,"b":"\\nfoo"},"c":null}');
recursive_object = {};
recursive_object.a = 2;
recursive_object.b = recursive_object;
try {
JSON.stringify (recursive_object)
// Should not be reached.
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
// Checking arrays
empty_array = [];
assert (JSON.stringify (empty_array) == '[]');
array = [undefined];
assert (JSON.stringify (array) == '[null]');
p_array = [1, true, "foo", null, undefined];
assert (JSON.stringify (p_array) == '[1,true,"foo",null,null]');
o_array = [new Number(1), new Boolean(true), new String("foo")];
assert (JSON.stringify (o_array) == '[1,true,"foo"]');
child = [ 1, new String("\nfoo"), undefined ];
parent = [ true, child, null ];
assert (JSON.stringify (parent) == '[true,[1,"\\nfoo",null],null]');
recursive_array = [];
recursive_array[0] = 2;
recursive_array[1] = recursive_array;
try {
JSON.stringify (recursive_array)
// Should not be reached.
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
object = {"a": 1, "b": [1, true, {"a": "foo"}]};
assert (JSON.stringify (object) == '{"a":1,"b":[1,true,{"a":"foo"}]}');
object = {"a": [1], "b": {}};
assert (JSON.stringify(object) === '{"a":[1],"b":{}}');
array = [1, {"a": 2, "b": true, c: [3]}];
assert (JSON.stringify (array) == '[1,{"a":2,"b":true,"c":[3]}]');
// Filtering / replacing
to_json_object = {};
to_json_object.a = 2;
to_json_object.toJSON = function (key) { return 3; };
assert (JSON.stringify (to_json_object) === "3");
function replacer_function (key, value)
{
if (typeof(value) == "string")
return "FOO";
return value;
}
object = { "a": "JSON", "b": new String("JSON"), "c": 3 };
assert (JSON.stringify (object, replacer_function) == '{"a":"FOO","b":"JSON","c":3}');
filter = ["a", "b"];
assert (JSON.stringify (object, filter) == '{"a":"JSON","b":"JSON"}');
assert (JSON.stringify ([], [ 'foo', 'foo' ]) === '[]');
number = new Number(2.2);
number.toString = {};
number.valueOf = [];
try
{
JSON.stringify([], [number]);
// Should not be reached.
assert (false);
}
catch (e)
{
assert (e instanceof TypeError);
}
// Throw error in the replacer function
function replacer_thrower (key, value)
{
throw new ReferenceError("foo");
return value;
}
try {
JSON.stringify (object, replacer_thrower)
// Should not be reached.
assert (false);
} catch (e) {
assert (e.message === "foo");
assert (e instanceof ReferenceError);
}
// Checking replacer with different primitive types
object = { "a": 2 };
assert (JSON.stringify (object, 3) == '{"a":2}');
assert (JSON.stringify (object, true) == '{"a":2}');
assert (JSON.stringify (object, null) == '{"a":2}');
assert (JSON.stringify (object, undefined) == '{"a":2}');
assert (JSON.stringify (object, "foo") == '{"a":2}');
// Checking replacer with different primitive types
assert (JSON.stringify (object, new Boolean (true)) == '{"a":2}');
assert (JSON.stringify (object, new Number (3)) == '{"a":2}');
assert (JSON.stringify (object, new String ("foo")) == '{"a":2}');
assert (JSON.stringify (object, { "a": 3 }) == '{"a":2}');
// Checking JSON formatting
object = {"a": 2};
assert (JSON.stringify (object, null, " ") == '{\n "a": 2\n}');
assert (JSON.stringify (object, null, "asd") == '{\nasd"a": 2\n}');
assert (JSON.stringify (object, null, "asd0123456789") == '{\nasd0123456"a": 2\n}');
assert (JSON.stringify (object, null, "asd\u20400123456789") == '{\nasd⁀012345"a": 2\n}');
assert (JSON.stringify (object, null, 100) == '{\n "a": 2\n}');
assert (JSON.stringify (object, null, -5) == '{"a":2}');
array = [2];
assert (JSON.stringify (array, null, " ") == '[\n 2\n]');
assert (JSON.stringify (array, null, "asd") == '[\nasd2\n]');
assert (JSON.stringify (array, null, "asd0123456789") == '[\nasd01234562\n]');
assert (JSON.stringify (array, null, "asd\u20400123456789") == '[\nasd⁀0123452\n]');
assert (JSON.stringify (array, null, 100) == '[\n 2\n]');
assert (JSON.stringify (array, null, -5) == '[2]');
nested_object = {"a": 2, "b": {"c": 1, "d": true}};
assert (JSON.stringify (nested_object, null, 2) == '{\n "a": 2,\n "b": {\n "c": 1,\n "d": true\n }\n}');
nested_array = [2, [1,true]];
assert (JSON.stringify (nested_array, null, 2) == '[\n 2,\n [\n 1,\n true\n ]\n]');
// Checking space (formatting parameter) with different primititve types
object = { "a": 2 };
assert (JSON.stringify (object, null, true) == '{"a":2}');
assert (JSON.stringify (object, null, null) == '{"a":2}');
assert (JSON.stringify (object, null, undefined) == '{"a":2}');
// Checking space (formatting parameter) with different object types
assert (JSON.stringify (object, null, new Boolean (true)) == '{"a":2}');
assert (JSON.stringify (object, null, [1, 2, 3] ) == '{"a":2}');
assert (JSON.stringify (object, null, { "a": 3 }) == '{"a":2}');