WeakSet-constructor-1.js (323B)
1 // The WeakSet constructor creates an empty WeakSet by default. 2 3 load(libdir + "asserts.js"); 4 5 new WeakSet(); 6 new WeakSet(undefined); 7 new WeakSet(null); 8 9 assertThrowsInstanceOf(() => WeakSet(), TypeError); 10 assertThrowsInstanceOf(() => WeakSet(undefined), TypeError); 11 assertThrowsInstanceOf(() => WeakSet(null), TypeError);