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343 lines
12 KiB
343 lines
12 KiB
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/*===
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basic reviver
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reviver called
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name:
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val: foo
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holder: [object Object]
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{"":"foo"}
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===*/
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/* Basic reviver test. */
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print('basic reviver');
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function basicReviverTest() {
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var v;
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function reviver(name, val) {
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var holder = this;
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print('reviver called');
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print('name:', name);
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print('val:', val);
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print('holder:', holder);
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print(JSON.stringify(holder));
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}
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v = JSON.parse('"foo"', reviver);
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}
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try {
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basicReviverTest();
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} catch (e) {
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print(e.name);
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}
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/*===
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complex reviver test
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{"k_null":null, "k_true":true, "k_false":false, "k_num":123, "k_str":"str", "k_arr":[1,2], "k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_null", json(val)=null, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_true", json(val)=true, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_false", json(val)=false, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_num", json(val)=123, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_str", json(val)="str", json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="0", json(val)=1, json(holder)=[1,2]
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reviver: json(name)="1", json(val)=2, json(holder)=[1,2]
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reviver: json(name)="k_arr", json(val)=[1,2], json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="foo", json(val)=1, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="bar", json(val)=2, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="k_obj", json(val)={"foo":1,"bar":2}, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="", json(val)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}, json(holder)={"":{"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}}
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{"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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===*/
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/* A more complex reviver test; no changes are made, just check the
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* call order and arguments.
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*/
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print('complex reviver test');
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function complexReviverTest() {
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var txt;
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var v;
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function reviver(name, val) {
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var holder = this;
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print('reviver: json(name)=' + JSON.stringify(name) +
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', json(val)=' + JSON.stringify(val) +
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', json(holder)=' + JSON.stringify(holder));
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return val;
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}
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txt = '{"k_null":null, "k_true":true, "k_false":false, ' +
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'"k_num":123, "k_str":"str", "k_arr":[1,2], ' +
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'"k_obj":{"foo":1,"bar":2}}';
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print(txt);
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v = JSON.parse(txt, reviver);
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print(JSON.stringify(v));
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}
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try {
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complexReviverTest();
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} catch (e) {
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print(e.name, e);
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}
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/*===
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reviver deletion test
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{"k_null":null, "k_true":true, "k_false":false, "k_num":123, "k_str":"str", "k_arr":[1,2], "k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_null", json(val)=null, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_true", json(val)=true, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_false", json(val)=false, json(holder)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_num", json(val)=123, json(holder)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_str", json(val)="str", json(holder)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="0", json(val)=1, json(holder)=[1,2]
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reviver: json(name)="1", json(val)=2, json(holder)=[1,2]
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reviver: json(name)="k_arr", json(val)=[1,2], json(holder)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="foo", json(val)=1, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="bar", json(val)=2, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="k_obj", json(val)={"foo":1,"bar":2}, json(holder)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="", json(val)={"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_obj":{"foo":1,"bar":2}}, json(holder)={"":{"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_obj":{"foo":1,"bar":2}}}
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{"k_null":null,"k_false":false,"k_num":123,"k_str":"str","k_obj":{"foo":1,"bar":2}}
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===*/
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/* Reviver deletion test. */
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print('reviver deletion test');
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function reviverDeletionTest() {
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var txt;
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var v;
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function reviver(name, val) {
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var holder = this;
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print('reviver: json(name)=' + JSON.stringify(name) +
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', json(val)=' + JSON.stringify(val) +
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', json(holder)=' + JSON.stringify(holder));
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// delete k_arr and k_true
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if (name === 'k_arr' || name === 'k_true') {
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return;
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}
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return val;
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}
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txt = '{"k_null":null, "k_true":true, "k_false":false, ' +
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'"k_num":123, "k_str":"str", "k_arr":[1,2], ' +
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'"k_obj":{"foo":1,"bar":2}}';
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print(txt);
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v = JSON.parse(txt, reviver);
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print(JSON.stringify(v));
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}
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try {
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reviverDeletionTest();
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} catch (e) {
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print(e.name);
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}
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/*===
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reviver replacement test
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{"k_null":null, "k_true":true, "k_false":false, "k_num":123, "k_str":"str", "k_arr":[1,2], "k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_null", json(val)=null, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_true", json(val)=true, json(holder)={"k_null":null,"k_true":true,"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_false", json(val)=false, json(holder)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_num", json(val)=123, json(holder)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="k_str", json(val)="str", json(holder)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="0", json(val)=1, json(holder)=[1,2]
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reviver: json(name)="1", json(val)=2, json(holder)=[1,2]
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reviver: json(name)="k_arr", json(val)=[1,2], json(holder)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":[1,2],"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="foo", json(val)=1, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="bar", json(val)=2, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="k_obj", json(val)={"foo":1,"bar":2}, json(holder)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":{"foo":"foo","bar":"bar"},"k_obj":{"foo":1,"bar":2}}
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reviver: json(name)="", json(val)={"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":{"foo":"foo","bar":"bar"},"k_obj":{"foo":1,"bar":2}}, json(holder)={"":{"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":{"foo":"foo","bar":"bar"},"k_obj":{"foo":1,"bar":2}}}
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{"k_null":null,"k_true":[3,2,1],"k_false":false,"k_num":123,"k_str":"str","k_arr":{"foo":"foo","bar":"bar"},"k_obj":{"foo":1,"bar":2}}
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===*/
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/* Reviver replacement test.
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*
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* In particular, test whether or not reviver will walk through the returned;
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* it should not.
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*/
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print('reviver replacement test');
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function reviverReplacementTest() {
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var txt;
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var v;
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function reviver(name, val) {
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var holder = this;
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print('reviver: json(name)=' + JSON.stringify(name) +
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', json(val)=' + JSON.stringify(val) +
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', json(holder)=' + JSON.stringify(holder));
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// replace k_true with [3,2,1] and k_arr with {foo:'foo',bar:'bar}
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if (name === 'k_arr') {
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return { foo: 'foo', bar: 'bar' };
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} else if (name === 'k_true') {
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return [ 3, 2, 1 ];
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} else {
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return val;
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}
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}
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txt = '{"k_null":null, "k_true":true, "k_false":false, ' +
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'"k_num":123, "k_str":"str", "k_arr":[1,2], ' +
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'"k_obj":{"foo":1,"bar":2}}';
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print(txt);
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v = JSON.parse(txt, reviver);
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print(JSON.stringify(v));
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}
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try {
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reviverReplacementTest();
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} catch (e) {
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print(e.name);
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}
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/*===
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reviver object identity
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{"foo":1,"bar":2}
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reviver: json(name)="foo", json(val)=1, json(holder)={"foo":1,"bar":2}
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reviver: json(name)="bar", json(val)=2, json(holder)={"foo":{},"bar":2}
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reviver: json(name)="", json(val)={"foo":{},"bar":{}}, json(holder)={"":{"foo":{},"bar":{}}}
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{"foo":{},"bar":{}}
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true
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true
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true
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===*/
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/* Check that replacement values are used as is. In particular,
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* returning the same object retains object identity in the result.
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*/
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print('reviver object identity');
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function reviverObjectIdentityTest() {
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var txt;
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var v;
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var repl_value = {}; // test this identity
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function reviver(name, val) {
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var holder = this;
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print('reviver: json(name)=' + JSON.stringify(name) +
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', json(val)=' + JSON.stringify(val) +
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', json(holder)=' + JSON.stringify(holder));
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if (name === 'foo' || name === 'bar') {
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return repl_value;
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} else {
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return val;
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}
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}
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txt = '{"foo":1,"bar":2}';
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print(txt);
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v = JSON.parse(txt, reviver);
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print(JSON.stringify(v));
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print(v.foo === repl_value);
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print(v.bar === repl_value);
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print(v.foo === v.bar);
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}
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try {
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reviverObjectIdentityTest();
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} catch (e) {
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print(e.name);
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}
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/*===
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reviver name type test
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{"foo":1,"bar":[2,3]}
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object string number
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object string number
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object string number
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object string object
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object string object
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{"foo":1,"bar":[2,3]}
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===*/
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/* Reviver 'name' argument is a string key of an object, or a string
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* coercion (ToString(arr_index)) of an array index.
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*
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* (Rhino uses a numeric array index key.)
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*/
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print('reviver name type test');
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function reviverNameTypeTest() {
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function reviver(name, val) {
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print(typeof this, typeof name, typeof val);
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return val;
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}
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txt = '{"foo":1,"bar":[2,3]}';
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print(txt);
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v = JSON.parse(txt, reviver);
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print(JSON.stringify(v));
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}
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try {
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reviverNameTypeTest();
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} catch (e) {
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print(e.name);
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}
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/*===
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invalid revivers
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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{"foo":1,"bar":2}
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===*/
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/* Reviver must callable; other values are ignored silently. */
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print('invalid revivers');
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function testInvalidRevivers() {
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var v;
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// base case
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v = JSON.parse('{"foo":1,"bar":2}');
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', undefined);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', null);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', true);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', false);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', 1.23);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', 'foo');
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', []);
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print(JSON.stringify(v));
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v = JSON.parse('{"foo":1,"bar":2}', {});
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print(JSON.stringify(v));
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}
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try {
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testInvalidRevivers();
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} catch (e) {
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print(e.name);
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}
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