michael@0: /*
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/licenses/publicdomain/
michael@0:  */
michael@0: 
michael@0: function checkConstruct(thing, buggy) {
michael@0:     try {
michael@0:         new thing();
michael@0:         assertEq(0, 1, "not reached " + thing);
michael@0:     } catch (e) {
michael@0:         if (buggy)
michael@0:             assertEq(String(e.message).indexOf("is not a constructor") === -1, false);
michael@0:         else
michael@0:             assertEq(String(e.message).indexOf("thing is not a constructor") === -1, false);
michael@0:     }
michael@0: }
michael@0: 
michael@0: var re = /aaa/
michael@0: checkConstruct(re, false);
michael@0: 
michael@0: var boundFunctionPrototype = Function.prototype.bind();
michael@0: checkConstruct(boundFunctionPrototype, true);
michael@0: 
michael@0: var boundBuiltin = Math.sin.bind();
michael@0: checkConstruct(boundBuiltin, true);
michael@0: 
michael@0: /* We set the proxies construct trap to undefined,
michael@0:  * so the call trap is used as constructor.
michael@0:  */
michael@0: 
michael@0: var proxiedFunctionPrototype = Proxy.create({}, Function.prototype, undefined);
michael@0: checkConstruct(proxiedFunctionPrototype, false);
michael@0: 
michael@0: var proxiedBuiltin = Proxy.create({}, parseInt, undefined);
michael@0: checkConstruct(proxiedBuiltin, false);
michael@0: 
michael@0: 
michael@0: if (typeof reportCompare == 'function')
michael@0:     reportCompare(0, 0, "ok");