lts/deps/v8/tools/testrunner/trycatch_loader.js
// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Wrapper loading javascript tests passed as arguments used by gc fuzzer.
// It ignores all exceptions and run tests in a separate namespaces.
//
// It can't prevent %AbortJS function from aborting execution, so it should be
// used with d8's --disable-abortjs flag to ignore all possible errors inside
// tests.
// We use -- as an additional separator for test preamble files and test files.
// The preamble files (before --) will be loaded in each realm before each
// test.
var separator = arguments.indexOf("--")
var preamble = arguments.slice(0, separator)
var tests = arguments.slice(separator + 1)
var preambleString = ""
for (let jstest of preamble) {
preambleString += "load(\"" + jstest + "\");"
}
for (let jstest of tests) {
print("Loading " + jstest);
let start = performance.now();
// anonymous function to not populate global namespace.
(function () {
let realm = Realm.create();
try {
Realm.eval(realm, preambleString + "load(\"" + jstest + "\");");
} catch (err) {
// ignore all errors
}
Realm.dispose(realm);
})();
let durationSec = ((performance.now() - start) / 1000.0).toFixed(2);
print("Duration " + durationSec + "s");
}