tests/compiler/dart2js/js_backend_cps_ir_operators2_test.dart

// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// Tests of operators.

library operators_tests;

import 'js_backend_cps_ir.dart';

const List<TestEntry> tests = const [

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a, b) => ((a & 0xff0000) >> 1) & b;
main() {
  print(foo(123, 234));
  print(foo(0, 2));
}""", r"""
function(a, b) {
  return (a & 16711680) >>> 1 & b;
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => ~a;
main() {
  print(foo(1));
  print(foo(10));
}""", r"""
function(a) {
  return ~a >>> 0;
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a % 13;
main() {
  print(foo(5));
  print(foo(-100));
}""", r"""
function(a) {
  return C.JSInt_methods.$mod(a, 13);
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a % 13;
main() {
  print(foo(5));
  print(foo(100));
}""", r"""
function(a) {
  return a % 13;
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a.remainder(13);
main() {
  print(foo(5));
  print(foo(-100));
}""", r"""
function(a) {
  return a % 13;
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a ~/ 13;
main() {
  print(foo(5));
  print(foo(-100));
}""", r"""
function(a) {
  return C.JSInt_methods.$tdiv(a, 13);
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a ~/ 13;
main() {
  print(foo(5));
  print(foo(100));
}""", r"""
function(a) {
  return a / 13 | 0;
}"""),

  const TestEntry.forMethod('function(foo)',
      r"""
foo(a) => a ~/ 13;
main() {
  print(foo(5));
  print(foo(8000000000));
}""", r"""
function(a) {
  return C.JSInt_methods.$tdiv(a, 13);
}"""),

];

void main() {
  runTests(tests);
}