<!DOCTYPE html>
<title>Geometry Interfaces: DOMMatrixInit validate and fixup</title>
<link rel="help" href="https://drafts.fxtf.org/geometry/#dommatrixinit-dictionary">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/dommatrix-test-util.js"></script>
<script>
[
  {a: 1, m11: 2},
  {b: 0, m12: -1},
  {c: Infinity, m21: -Infinity},
  {d: 0, m22: NaN},
  {e: 1, m41: 1.00000001},
  {f: 0, m42: Number.MIN_VALUE},
  {m13: 1, is2D: true},
  {m14: 1, is2D: true},
  {m23: 1, is2D: true},
  {m24: 1, is2D: true},
  {m31: 1, is2D: true},
  {m32: 1, is2D: true},
  {m33: 0, is2D: true},
  {m33: -0, is2D: true},
  {m33: -1, is2D: true},
  {m34: 1, is2D: true},
  {m43: 1, is2D: true},
  {m44: 0, is2D: true},
].forEach(dict => {
  test(() => {
    assert_true('fromMatrix' in DOMMatrix, 'fromMatrix should exist');
    assert_throws(new TypeError(), () => DOMMatrix.fromMatrix(dict));
  }, `${format_dict(dict)} (invalid)`);
});

[
  [{},                             matrix2D({})],
  [{is2D: undefined},              matrix2D({})], // undefined means the dictionary member is not present
  [{a: 1, m11: 1},                 matrix2D({m11: 1})],
  [{b: 0, m12: undefined},         matrix2D({m12: 0})],
  [{c: 0, m21: 0},                 matrix2D({m21: 0})],
  [{c: 0, m21: -0},                matrix2D({m21: -0})],
  [{c: -0, m21: 0},                matrix2D({m21: 0})],
  [{c: -0, m21: -0},               matrix2D({m21: -0})],
  [{d: Infinity, m22: Infinity},   matrix2D({m22: Infinity})],
  [{e: -Infinity, m41: -Infinity}, matrix2D({m41: -Infinity})],
  [{f: NaN, m42: NaN},             matrix2D({m42: NaN})],
  [{f: NaN, m42: NaN, is2D: true}, matrix2D({m42: NaN})],
  [{f: 0, m42: null},              matrix2D({m42: 0})], // null is converted to 0
  [{f: -0, m42: null},             matrix2D({m42: 0})], // null is converted to 0
  [{a: 2},                         matrix2D({m11: 2})],
  [{b: 2},                         matrix2D({m12: 2})],
  [{c: 2},                         matrix2D({m21: 2})],
  [{d: 2},                         matrix2D({m22: 2})],
  [{e: 2},                         matrix2D({m41: 2})],
  [{f: 2},                         matrix2D({m42: 2})],
  [{a: -0, b: -0, c: -0, d: -0, e: -0, f: -0},
                                   matrix2D({m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0})],
  [{a: -0, b: -0, c: -0, d: -0, e: -0, f: -0, is2D: true},
                                   matrix2D({m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0})],
  [{m11:2},                        matrix2D({m11: 2})],
  [{m12:2},                        matrix2D({m12: 2})],
  [{m21:2},                        matrix2D({m21: 2})],
  [{m22:2},                        matrix2D({m22: 2})],
  [{m41:2},                        matrix2D({m41: 2})],
  [{m42:2},                        matrix2D({m42: 2})],
  [{m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0},
                                   matrix2D({m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0})],
  [{m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0, is2D: true},
                                   matrix2D({m11: -0, m12: -0, m21: -0, m22: -0, m41: -0, m42: -0})],
  [{m13: 0, is2D: true},           matrix2D({m13: 0})],
  [{m13: -0, is2D: true},          matrix2D({m13: 0})],
  [{m14: 0, is2D: true},           matrix2D({m14: 0})],
  [{m14: -0, is2D: true},          matrix2D({m14: 0})],
  [{m23: 0, is2D: true},           matrix2D({m23: 0})],
  [{m23: -0, is2D: true},          matrix2D({m23: 0})],
  [{m24: 0, is2D: true},           matrix2D({m24: 0})],
  [{m24: -0, is2D: true},          matrix2D({m24: 0})],
  [{m31: 0, is2D: true},           matrix2D({m31: 0})],
  [{m31: -0, is2D: true},          matrix2D({m31: 0})],
  [{m32: 0, is2D: true},           matrix2D({m32: 0})],
  [{m32: -0, is2D: true},          matrix2D({m32: 0})],
  [{m33: 1, is2D: true},           matrix2D({m33: 1})],
  [{m34: 0, is2D: true},           matrix2D({m34: 0})],
  [{m34: -0, is2D: true},          matrix2D({m34: 0})],
  [{m43: 0, is2D: true},           matrix2D({m43: 0})],
  [{m43: -0, is2D: true},          matrix2D({m43: 0})],
  [{m44: 1, is2D: true},           matrix2D({m44: 1})],
  [{is2D: true},                   matrix2D({})],
].forEach(([dict, expected]) => {
  test(() => {
    const matrix = DOMMatrix.fromMatrix(dict);
    checkMatrix(matrix, expected);
  }, `${format_dict(dict)} (2d)`);
});

[
  [{m13: 1, is2D: false},          matrix3D({m13: 1})],
  [{m14: 1, is2D: false},          matrix3D({m14: 1})],
  [{m23: 1, is2D: false},          matrix3D({m23: 1})],
  [{m24: 1, is2D: false},          matrix3D({m24: 1})],
  [{m31: 1, is2D: false},          matrix3D({m31: 1})],
  [{m32: 1, is2D: false},          matrix3D({m32: 1})],
  [{m33: 0, is2D: false},          matrix3D({m33: 0})],
  [{m33: -0, is2D: false},         matrix3D({m33: -0})],
  [{m33: -1, is2D: false},         matrix3D({m33: -1})],
  [{m34: 1, is2D: false},          matrix3D({m34: 1})],
  [{m43: 1, is2D: false},          matrix3D({m43: 1})],
  [{m44: 0, is2D: false},          matrix3D({m44: 0})],
  [{m13: 1},                       matrix3D({m13: 1})],
  [{m14: 1},                       matrix3D({m14: 1})],
  [{m23: 1},                       matrix3D({m23: 1})],
  [{m24: 1},                       matrix3D({m24: 1})],
  [{m31: 1},                       matrix3D({m31: 1})],
  [{m32: 1},                       matrix3D({m32: 1})],
  [{m33: 0},                       matrix3D({m33: 0})],
  [{m34: 1},                       matrix3D({m34: 1})],
  [{m43: 1},                       matrix3D({m43: 1})],
  [{m44: 0},                       matrix3D({m44: 0})],
  [{is2D: false},                  matrix3D({})],
  [{is2D: null},                   matrix3D({})], // null is converted to false
].forEach(([dict, expected]) => {
  test(() => {
    const matrix = DOMMatrix.fromMatrix(dict);
    checkMatrix(matrix, expected);
  }, `${format_dict(dict)} (3d)`);
});
</script>