ladybird/Libraries/LibJS/Tests/operators/binary-bitwise-left-shift.js

load("test-common.js");

try {
  assert(0 << 0 === 0);
  assert(0 << 1 === 0);
  assert(0 << 2 === 0);
  assert(0 << 3 === 0);
  assert(0 << 4 === 0);
  assert(0 << 5 === 0);

  assert(1 << 0 === 1);
  assert(1 << 1 === 2);
  assert(1 << 2 === 4);
  assert(1 << 3 === 8);
  assert(1 << 4 === 16);
  assert(1 << 5 === 32);

  assert(2 << 0 === 2);
  assert(2 << 1 === 4);
  assert(2 << 2 === 8);
  assert(2 << 3 === 16);
  assert(2 << 4 === 32);
  assert(2 << 5 === 64);

  assert(3 << 0 === 3);
  assert(3 << 1 === 6);
  assert(3 << 2 === 12);
  assert(3 << 3 === 24);
  assert(3 << 4 === 48);
  assert(3 << 5 === 96);

  assert(4 << 0 === 4);
  assert(4 << 1 === 8);
  assert(4 << 2 === 16);
  assert(4 << 3 === 32);
  assert(4 << 4 === 64);
  assert(4 << 5 === 128);

  assert(5 << 0 === 5);
  assert(5 << 1 === 10);
  assert(5 << 2 === 20);
  assert(5 << 3 === 40);
  assert(5 << 4 === 80);
  assert(5 << 5 === 160);

  var x = 3;
  var y = 7;
  assert("42" << 6 === 2688);
  assert(x << y === 384);
  assert(x << [[[[12]]]] === 12288);
  assert(undefined << y === 0);
  assert("a" << "b" === 0);
  assert(null << null === 0);
  assert(undefined << undefined === 0);
  assert(NaN << NaN === 0);
  assert(NaN << 6 === 0);
  assert(Infinity << Infinity === 0);
  assert(-Infinity << Infinity === 0);

  console.log("PASS");
} catch (e) {
  console.log("FAIL: " + e);
}