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setJitCompilerOption("ion.warmup.trigger", 4);
function testBasic() {
var f = function() {
var result = "abc".match("b");
assertEq(result.length, 1);
assertEq(result.index, 1);
assertEq(result[0], "b");
};
for (var i = 0; i < 40; i++) {
f();
}
}
testBasic();
function testMod(apply, unapply) {
var f = function(applied) {
var result = "abc".match("b");
assertEq(result.length, 1);
if (applied) {
assertEq(result[0], "mod");
} else {
assertEq(result.index, 1);
assertEq(result[0], "b");
}
};
var applied = false;
for (var i = 0; i < 120; i++) {
f(applied);
if (i == 40) {
apply();
applied = true;
}
if (i == 80) {
unapply();
applied = false;
}
}
}
testMod(() => {
String.prototype[Symbol.match] = () => ["mod"];
}, () => {
delete String.prototype[Symbol.match];
});
testMod(() => {
Object.prototype[Symbol.match] = () => ["mod"];
}, () => {
delete Object.prototype[Symbol.match];
});
testMod(() => {
Object.setPrototypeOf(String.prototype, {
[Symbol.match]: () => ["mod"]
});
}, () => {
Object.setPrototypeOf(String.prototype, Object.prototype);
});
var orig_exec = RegExp.prototype.exec;
testMod(() => {
RegExp.prototype.exec = () => ["mod"];
}, () => {
RegExp.prototype.exec = orig_exec;
});
var orig_match = RegExp.prototype[Symbol.match];
testMod(() => {
RegExp.prototype[Symbol.match] = () => ["mod"];
}, () => {
RegExp.prototype[Symbol.match] = orig_match;
});
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