src/third_party/mozjs-45/js/src/tests/ecma_6/RegExp/flag-accessors.js

var BUGNUMBER = 1120169;
var summary = "Implement RegExp.prototype.{global, ignoreCase, multiline, sticky, unicode}";

print(BUGNUMBER + ": " + summary);

var props = [
  "global",
  "ignoreCase",
  "multiline",
  "sticky",
  //"unicode",
];

testThrows(RegExp.prototype);
test(/foo/iymg, [true, true, true, true, false]);
test(RegExp(""), [false, false, false, false, false]);
test(RegExp("", "mygi"), [true, true, true, true, false]);
// When the /u flag is supported, remove the following line, uncomment the
// next line, and uncomment "unicode" in |props| above.
assertThrowsInstanceOf(() => RegExp("", "mygui").flags, SyntaxError);
// test(RegExp("", "mygiu"), [true, true, true, true, true]);

testThrowsGeneric();
testThrowsGeneric(1);
testThrowsGeneric("");
testThrowsGeneric({});
testThrowsGeneric(new Proxy({}, {get(){ return true; }}));

function test(obj, expects) {
  for (var i = 0; i < props.length; i++) {
    assertEq(obj[props[i]], expects[i]);
  }
}

function testThrows(obj) {
  for (var prop of props) {
    assertThrowsInstanceOf(obj[prop], TypeError);
  }
}

function testThrowsGeneric(obj) {
  for (var prop of props) {
    assertThrowsInstanceOf(() => genericGet(obj, prop), TypeError);
  }
}

function genericGet(obj, prop) {
    return Object.getOwnPropertyDescriptor(RegExp.prototype, prop).get.call(obj);
}

if (typeof reportCompare === "function")
    reportCompare(true, true);