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]); }