The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/basic/spread-call-funapply.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,91 @@
     1.4 +load(libdir + "asserts.js");
     1.5 +load(libdir + "eqArrayHelper.js");
     1.6 +load(libdir + "iteration.js");
     1.7 +
     1.8 +function checkCommon(f) {
     1.9 +  assertEqArray(f.apply(null, ...[[1, 2, 3]]), [1, 2, 3]);
    1.10 +  assertEqArray(f.apply(...[null], [1, 2, 3]), [1, 2, 3]);
    1.11 +  assertEqArray(f.apply(...[null], ...[[1, 2, 3]]), [1, 2, 3]);
    1.12 +  assertEqArray(f.apply(...[null, [1, 2, 3]]), [1, 2, 3]);
    1.13 +
    1.14 +  // other iterable objects
    1.15 +  assertEqArray(f.apply(...Set([null, [1, 2, 3]])), [1, 2, 3]);
    1.16 +  assertEqArray(f.apply(...[null, [1, 2, 3]][std_iterator]()), [1, 2, 3]);
    1.17 +  let itr = {};
    1.18 +  itr[std_iterator] = function() {
    1.19 +      return {
    1.20 +          i: 0,
    1.21 +          next: function() {
    1.22 +              this.i++;
    1.23 +              if (this.i == 1)
    1.24 +                  return { value: null, done: false };
    1.25 +              else if (this.i == 2)
    1.26 +                  return { value: [1, 2, 3], done: false };
    1.27 +              else
    1.28 +                  return { value: undefined, done: true };
    1.29 +          }
    1.30 +      };
    1.31 +  };
    1.32 +  assertEqArray(f.apply(...itr), [1, 2, 3]);
    1.33 +  function* gen() {
    1.34 +      yield null;
    1.35 +      yield [1, 2, 3];
    1.36 +  }
    1.37 +  assertEqArray(f.apply(...gen()), [1, 2, 3]);
    1.38 +
    1.39 +  let a;
    1.40 +  assertEqArray(f.apply(null, ...a=[[1, 2, 3]]), [1, 2, 3]);
    1.41 +
    1.42 +  // According to the draft spec, null and undefined are to be treated as empty
    1.43 +  // arrays. However, they are not iterable. If the spec is not changed to be in
    1.44 +  // terms of iterables, these tests should be fixed.
    1.45 +  //assertEqArray(f.apply(null, ...null, [1, 2, 3]), [1, 2, 3]);
    1.46 +  //assertEqArray(f.apply(null, ...undefined, [1, 2, 3]), [1, 2, 3]);
    1.47 +  assertThrowsInstanceOf(() => f.apply(null, ...null, [1, 2, 3]), TypeError);
    1.48 +  assertThrowsInstanceOf(() => f.apply(null, ...undefined, [1, 2, 3]), TypeError);
    1.49 +}
    1.50 +
    1.51 +function checkNormal(f) {
    1.52 +  checkCommon(f);
    1.53 +
    1.54 +  assertEqArray(f.apply(null, ...[[]]), [undefined, undefined, undefined]);
    1.55 +  assertEqArray(f.apply(null, ...[[1]]), [1, undefined, undefined]);
    1.56 +  assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2, undefined]);
    1.57 +  assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3]);
    1.58 +
    1.59 +  assertEqArray(f.apply(null, ...[[undefined]]), [undefined, undefined, undefined]);
    1.60 +}
    1.61 +
    1.62 +checkNormal(function(a, b, c) [a, b, c]);
    1.63 +checkNormal((a, b, c) => [a, b, c]);
    1.64 +
    1.65 +function checkDefault(f) {
    1.66 +  checkCommon(f);
    1.67 +
    1.68 +  assertEqArray(f.apply(null, ...[[]]), [-1, -2, -3]);
    1.69 +  assertEqArray(f.apply(null, ...[[1]]), [1, -2, -3]);
    1.70 +  assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2, -3]);
    1.71 +  assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3]);
    1.72 +
    1.73 +  assertEqArray(f.apply(null, ...[[undefined]]), [-1, -2, -3]);
    1.74 +}
    1.75 +
    1.76 +checkDefault(function(a = -1, b = -2, c = -3) [a, b, c]);
    1.77 +checkDefault((a = -1, b = -2, c = -3) => [a, b, c]);
    1.78 +
    1.79 +function checkRest(f) {
    1.80 +  checkCommon(f);
    1.81 +
    1.82 +  assertEqArray(f.apply(null, ...[[]]), []);
    1.83 +  assertEqArray(f.apply(null, ...[[1]]), [1]);
    1.84 +  assertEqArray(f.apply(null, ...[[1, 2]]), [1, 2]);
    1.85 +  assertEqArray(f.apply(null, ...[[1, 2, 3, 4]]), [1, 2, 3, 4]);
    1.86 +
    1.87 +  assertEqArray(f.apply(null, ...[[undefined]]), [undefined]);
    1.88 +
    1.89 +  // other iterable objects
    1.90 +  assertEqArray(f.apply(null, ...Map([[["a", "A"], ["b", "B"]]])).map(([k, v]) => k + v), ["aA", "bB"]);
    1.91 +}
    1.92 +
    1.93 +checkRest(function(...x) x);
    1.94 +checkRest((...x) => x);