bug1580246.js - mozsearch

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load(libdir + "./asserts.js");

// Exercise object-literal creation. Many other tests also exercise details of

// objects created by object literals -- e.g., byteSize-of-objects.js. Here we

// simply want to hit the cases {run-once ctx, repeated ctx} x {constant,

// parameterized} x {small, large}.

function build_large_literal(var_name, num_keys, extra) {

  let s = "var " + var_name + " = {";

  for (let i = 0; i < num_keys; i++) {

    s += "prop" + i + ": " + i + ",";

  s += extra;

  s += "};";

  return s;

let small_singleton = {a: 1, b: 2, 0: "I'm an indexed property" };

// Large enough to force dictionary mode -- should inhibit objliteral use in

// frontend:

eval(build_large_literal("large_singleton", 513, ""));

let an_integer = 42;

let small_singleton_param = { a: 1, b: 2, c: an_integer };

eval(build_large_literal("large_singleton_param", 513, "prop_int: an_integer"));

function f(a_parameterized_integer) {

  let small_templated = {a: 1, b: 2, 0: "I'm an indexed property" };

  // Large enough to force dictionary mode -- should inhibit objliteral use in

  // frontend:

  eval(build_large_literal("large_templated", 513, ""));

  let small_templated_param = { a: 1, b: 2, c: a_parameterized_integer };

  eval(build_large_literal("large_templated_param", 513, "prop_int: a_parameterized_integer"));

  return {small_templated, large_templated,

          small_templated_param, large_templated_param};

for (let i = 0; i < 10; i++) {

  let {small_templated, large_templated,

       small_templated_param, large_templated_param} = f(42);

  assertDeepEq(small_templated, small_singleton);

  assertDeepEq(large_templated, large_singleton);

  assertDeepEq(small_templated_param, small_singleton_param);

  assertDeepEq(large_templated_param, large_singleton_param);

let small_lit_array = [0, 1, 2, 3];

let large_cow_lit_array = [0, 1, 2, 3, 4, 5, 6, 7];

assertEq(4, small_lit_array.length);

assertEq(8, large_cow_lit_array.length);

for (let i = 0; i < small_lit_array.length; i++) {

  assertEq(i, small_lit_array[i]);

for (let i = 0; i < large_cow_lit_array.length; i++) {

  assertEq(i, large_cow_lit_array[i]);