test262/implementation-contributed/javascriptcore/stress/scope-operation-cache-globa...

28 lines
560 B
JavaScript

function shouldThrow(func, errorMessage) {
var errorThrown = false;
var error = null;
try {
func();
} catch (e) {
errorThrown = true;
error = e;
}
if (!errorThrown)
throw new Error('not thrown');
if (String(error) !== errorMessage)
throw new Error(`bad error: ${String(error)}`);
}
noInline(shouldThrow);
function bar()
{
foo = 42;
}
bar();
bar();
delete globalThis.foo;
$.evalScript(`const foo = 50`);
shouldThrow(() => bar(), `TypeError: Attempted to assign to readonly property.`);