8065804: JEP 171: Clarifications/corrections for fence intrinsics
Reviewed-by: dholmes, shade, dl, psandoz
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*/
/**
* JDK-8011365: Array.prototype.join and Array.prototype.toString do not throw TypeError on null, undefined
*
* @test
* @run
*/
try {
Array.prototype.join.call(null, { toString:function() { throw 2 } });
fail("should have thrown TypeError");
} catch (e) {
if (! (e instanceof TypeError)) {
fail("TypeError expected, got " + e);
}
}
// check all Array.prototype functions to be sure
var names = Object.getOwnPropertyNames(Array.prototype);
for (var n in names) {
var funcName = names[n];
// ignore constructor
if (funcName == "constructor") {
continue;
}
var prop = Array.prototype[funcName];
if (prop instanceof Function) {
// try 'null' this
try {
prop.call(null);
fail(funcName + " does not throw TypeError on 'null' this");
} catch (e) {
if (! (e instanceof TypeError)) {
fail("TypeError expected from " + funcName + ", got " + e);
}
}
// try 'undefined' this
try {
prop.call(undefined);
fail(funcName + " does not throw TypeError on 'undefined' this");
} catch (e) {
if (! (e instanceof TypeError)) {
fail("TypeError expected from " + funcName + ", got " + e);
}
}
}
}