michael@0: // Ported from dom/src/json/test/unit/test_wrappers.js and
michael@0: // dom/src/json/test/unit/test_decode.js
michael@0: 
michael@0: function assertIsObject(x)
michael@0: {
michael@0:   assertEq(typeof x, "object");
michael@0:   assertEq(x instanceof Object, true);
michael@0: }
michael@0: 
michael@0: function assertIsArray(x)
michael@0: {
michael@0:   assertIsObject(x);
michael@0:   assertEq(Array.isArray(x), true);
michael@0:   assertEq(Object.getPrototypeOf(x), Array.prototype);
michael@0:   assertEq(x instanceof Array, true);
michael@0:   assertEq(x.constructor, Array);
michael@0: }
michael@0: 
michael@0: var x;
michael@0: var props;
michael@0: 
michael@0: // empty object
michael@0: x = JSON.parse("{}");
michael@0: assertIsObject(x);
michael@0: assertEq(Object.getOwnPropertyNames(x).length, 0);
michael@0: 
michael@0: // empty array
michael@0: x = JSON.parse("[]");
michael@0: assertIsArray(x);
michael@0: assertEq(x.length, 0);
michael@0: 
michael@0: // one element array
michael@0: x = JSON.parse("[[]]");
michael@0: assertIsArray(x);
michael@0: assertEq(x.length, 1);
michael@0: assertIsArray(x[0]);
michael@0: assertEq(x[0].length, 0);
michael@0: 
michael@0: // multiple arrays
michael@0: x = JSON.parse("[[],[],[]]");
michael@0: assertIsArray(x);
michael@0: assertEq(x.length, 3);
michael@0: assertIsArray(x[0]);
michael@0: assertEq(x[0].length, 0);
michael@0: assertIsArray(x[1]);
michael@0: assertEq(x[1].length, 0);
michael@0: assertIsArray(x[2]);
michael@0: assertEq(x[2].length, 0);
michael@0: 
michael@0: // array key/value
michael@0: x = JSON.parse('{"foo":[]}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "foo");
michael@0: assertIsArray(x.foo);
michael@0: assertEq(x.foo.length, 0);
michael@0: 
michael@0: x = JSON.parse('{"foo":[], "bar":[]}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x).sort();
michael@0: assertEq(props.length, 2);
michael@0: assertEq(props[0], "bar");
michael@0: assertEq(props[1], "foo");
michael@0: assertIsArray(x.foo);
michael@0: assertEq(x.foo.length, 0);
michael@0: assertIsArray(x.bar);
michael@0: assertEq(x.bar.length, 0);
michael@0: 
michael@0: // nesting
michael@0: x = JSON.parse('{"foo":[{}]}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "foo");
michael@0: assertIsArray(x.foo);
michael@0: assertEq(x.foo.length, 1);
michael@0: assertIsObject(x.foo[0]);
michael@0: assertEq(Object.getOwnPropertyNames(x.foo[0]).length, 0);
michael@0: 
michael@0: x = JSON.parse('{"foo":[{"foo":[{"foo":{}}]}]}');
michael@0: assertIsObject(x.foo[0].foo[0].foo);
michael@0: 
michael@0: x = JSON.parse('{"foo":[{"foo":[{"foo":[]}]}]}');
michael@0: assertIsArray(x.foo[0].foo[0].foo);
michael@0: 
michael@0: // strings
michael@0: x = JSON.parse('{"foo":"bar"}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "foo");
michael@0: assertEq(x.foo, "bar");
michael@0: 
michael@0: x = JSON.parse('["foo", "bar", "baz"]');
michael@0: assertIsArray(x);
michael@0: assertEq(x.length, 3);
michael@0: assertEq(x[0], "foo");
michael@0: assertEq(x[1], "bar");
michael@0: assertEq(x[2], "baz");
michael@0: 
michael@0: // numbers
michael@0: x = JSON.parse('{"foo":5.5, "bar":5}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x).sort();
michael@0: assertEq(props.length, 2);
michael@0: assertEq(props[0], "bar");
michael@0: assertEq(props[1], "foo");
michael@0: assertEq(x.foo, 5.5);
michael@0: assertEq(x.bar, 5);
michael@0: 
michael@0: // keywords
michael@0: x = JSON.parse('{"foo": true, "bar":false, "baz":null}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x).sort();
michael@0: assertEq(props.length, 3);
michael@0: assertEq(props[0], "bar");
michael@0: assertEq(props[1], "baz");
michael@0: assertEq(props[2], "foo");
michael@0: assertEq(x.foo, true);
michael@0: assertEq(x.bar, false);
michael@0: assertEq(x.baz, null);
michael@0: 
michael@0: // short escapes
michael@0: x = JSON.parse('{"foo": "\\"", "bar":"\\\\", "baz":"\\b","qux":"\\f", "quux":"\\n", "quuux":"\\r","quuuux":"\\t"}');
michael@0: props = Object.getOwnPropertyNames(x).sort();
michael@0: assertEq(props.length, 7);
michael@0: assertEq(props[0], "bar");
michael@0: assertEq(props[1], "baz");
michael@0: assertEq(props[2], "foo");
michael@0: assertEq(props[3], "quuuux");
michael@0: assertEq(props[4], "quuux");
michael@0: assertEq(props[5], "quux");
michael@0: assertEq(props[6], "qux");
michael@0: assertEq(x.foo, '"');
michael@0: assertEq(x.bar, '\\');
michael@0: assertEq(x.baz, '\b');
michael@0: assertEq(x.qux, '\f');
michael@0: assertEq(x.quux, "\n");
michael@0: assertEq(x.quuux, "\r");
michael@0: assertEq(x.quuuux, "\t");
michael@0: 
michael@0: // unicode escape
michael@0: x = JSON.parse('{"foo":"hmm\\u006dmm"}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "foo");
michael@0: assertEq("hmm\u006dmm", x.foo);
michael@0: 
michael@0: x = JSON.parse('{"hmm\\u006dmm":"foo"}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "hmmmmm");
michael@0: assertEq(x.hmm\u006dmm, "foo");
michael@0: 
michael@0: // miscellaneous
michael@0: x = JSON.parse('{"JSON Test Pattern pass3": {"The outermost value": "must be an object or array.","In this test": "It is an object." }}');
michael@0: assertIsObject(x);
michael@0: props = Object.getOwnPropertyNames(x);
michael@0: assertEq(props.length, 1);
michael@0: assertEq(props[0], "JSON Test Pattern pass3");
michael@0: assertIsObject(x["JSON Test Pattern pass3"]);
michael@0: props = Object.getOwnPropertyNames(x["JSON Test Pattern pass3"]).sort();
michael@0: assertEq(props.length, 2);
michael@0: assertEq(props[0], "In this test");
michael@0: assertEq(props[1], "The outermost value");
michael@0: assertEq(x["JSON Test Pattern pass3"]["The outermost value"],
michael@0:          "must be an object or array.");
michael@0: assertEq(x["JSON Test Pattern pass3"]["In this test"], "It is an object.");
michael@0: 
michael@0: /******************************************************************************/
michael@0: 
michael@0: if (typeof reportCompare === "function")
michael@0:   reportCompare(true, true);
michael@0: 
michael@0: print("Tests complete");