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/*
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/
* Contributor:
* Andreas Gal <gal@mozilla.com>
*/
//-----------------------------------------------------------------------------
var BUGNUMBER = 547941;
var summary = 'js weak maps';
var actual = '';
var expect = '';
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
printBugNumber(BUGNUMBER);
printStatus(summary);
var TestPassCount = 0;
var TestFailCount = 0;
var TestTodoCount = 0;
var TODO = 1;
function check(fun, todo) {
var thrown = null;
var success = false;
try {
success = fun();
} catch (x) {
thrown = x;
}
if (thrown)
success = false;
if (todo) {
TestTodoCount++;
if (success) {
var ex = new Error;
print ("=== TODO but PASSED? ===");
print (ex.stack);
print ("========================");
}
return;
}
if (success) {
TestPassCount++;
} else {
TestFailCount++;
var ex = new Error;
print ("=== FAILED ===");
print (ex.stack);
if (thrown) {
print (" threw exception:");
print (thrown);
}
print ("==============");
}
}
function checkThrows(fun, todo) {
let thrown = false;
try {
fun();
} catch (x) {
thrown = true;
}
check(() => thrown, todo);
}
var key = {};
var map = new WeakMap();
check(() => !map.has(key));
check(() => map.delete(key) == false);
check(() => map.set(key, 42) === map);
check(() => map.get(key) == 42);
check(() => typeof map.get({}) == "undefined");
check(() => map.get({}, "foo") == undefined);
gc(); gc(); gc();
check(() => map.get(key) == 42);
check(() => map.delete(key) == true);
check(() => map.delete(key) == false);
check(() => map.delete({}) == false);
check(() => typeof map.get(key) == "undefined");
check(() => !map.has(key));
check(() => map.delete(key) == false);
var value = { };
check(() => map.set(new Object(), value) === map);
gc(); gc(); gc();
check(() => map.has("non-object key") == false);
check(() => map.has() == false);
check(() => map.get("non-object key") == undefined);
check(() => map.get() == undefined);
check(() => map.delete("non-object key") == false);
check(() => map.delete() == false);
check(() => map.set(key) === map);
check(() => map.get(key) == undefined);
checkThrows(() => map.set("non-object key", value));
print ("done");
reportCompare(0, TestFailCount, "weak map tests");
}
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