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// |reftest| skip-if(!this.hasOwnProperty("Tuple"))
assertEq(#[1, 2].flatMap(function(e) {
return #[e, e * 2];
}), #[1, 2, 2, 4]);
var result = #[1, 2, 3].flatMap(function(ele) {
return #[
#[ele * 2]
];
});
assertEq(result.length, 3);
assertEq(result[0], #[2]);
assertEq(result[1] ,#[4]);
assertEq(result[2], #[6]);
reportCompare(0, 0);