third_party/WebKit/LayoutTests/fast/js/script-tests/assign.js

   1 description(
   2 "This test checks whether various forms of assignment expression are allowed."
   3 );
   4
   5 var x = 0;
   6 var y = 0;
   7
   8 shouldBe('x = 1; x', '1');
   9
  10 shouldBe('window.x = 2; x', '2');
  11 shouldBe('window["x"] = 3; x', '3');
  12 shouldBe('(x) = 4; x', "4");
  13 shouldBe('(window.x) = 5; x', '5');
  14 shouldBe('(window["x"]) = 6; x', '6');
  15 shouldBe('y, x = 7; x', '7');
  16 shouldBe('((x)) = 8; x', '8');
  17 shouldBe('((window.x)) = 9; x', '9');
  18 shouldBe('((window["x"])) = 10; x', '10');
  19
  20 shouldThrow('(y, x) = "FAIL";');
  21 shouldThrow('(true ? x : y) = "FAIL";');
  22 shouldThrow('x++ = "FAIL";');