<!doctype html>
<title>Typed Array constructors</title>
<link rel=author href=mailto:Ms2ger@gmail.com title=Ms2ger>
<link rel=help href=https://www.khronos.org/registry/typedarray/specs/latest/#7>
<link rel=help href=http://dev.w3.org/2006/webapi/WebIDL/#dfn-overload-resolution-algorithm>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>

<div id=log></div>
<script>
var args = [
  /* numbers */
  [NaN, 0], [+Infinity, 0], [-Infinity, 0], [+0, 0], [-0, 0], // Step 2
  [-0.4, 0], [-0.9, 0], [1.1, 1], [2.9, 2], // Step 3
  [1, 1], [-0xF1000000, 0], // Step 4
  /* strings */
  ["1", 1], ["1e2", 100],
  /* null, undefined, booleans */
  [undefined, 0], [null, 0], [false, 0], [true, 1],
  /* objects */
  [{}, 0], [{ length: 2, 0: 0, 1: 0 }, 0], [[0, 0], 2]
];
var interfaces = [
  "Int8Array", "Uint8Array", "Uint8ClampedArray", "Int16Array", "Uint16Array",
  "Int32Array", "Uint32Array", "Float32Array", "Float64Array"
];

test(function() {
  interfaces.concat(["ArrayBuffer", "DataView"]).forEach(function(i) {
    test(function() {
      // XXX The spec is wrong here.
      assert_throws(new TypeError(), function() {
        new window[i]();
      });
    }, "Constructing interface " + i + " with no arguments should throw.");
  });
  interfaces.forEach(function(i) {
    args.forEach(function(arg, j) {
      var input = arg[0], expected = arg[1];
      test(function() {
        var ta = new window[i](input);
        assert_equals(ta.length, expected);
      }, "The argument " + format_value(input) + " (" + j + ") should be interpreted as " +
         expected + " for interface " + i + ".");
    });
  });
});
</script>