Joshua Litt
20faaa5d94
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
121 lines
3.1 KiB
Dart
121 lines
3.1 KiB
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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import 'package:expect/expect.dart';
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import 'package:compiler/src/native/behavior.dart';
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import 'package:compiler/src/native/js.dart';
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import 'package:compiler/src/js/js.dart' as js;
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void test(String source, NativeThrowBehavior expectedThrowBehavior) {
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js.Template template = js.js.parseForeignJS(source);
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NativeThrowBehavior throwBehavior =
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new ThrowBehaviorVisitor().analyze(template.ast);
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Expect.equals(expectedThrowBehavior, throwBehavior, 'source "$source"');
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}
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void main() {
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final MAY = NativeThrowBehavior.MAY;
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final NEVER = NativeThrowBehavior.NEVER;
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final NULL_NSM = NativeThrowBehavior.NULL_NSM;
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final NULL_NSM_THEN_MAY = NativeThrowBehavior.NULL_NSM_THEN_MAY;
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test('0', NEVER);
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test('void 0', NEVER);
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test('#', NEVER);
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test('void #', NEVER);
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test('# + 1', NEVER);
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test('!#', NEVER);
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test('!!#', NEVER);
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test('~#', NEVER);
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test('~~#', NEVER);
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test('-#', NEVER);
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test('+#', NEVER);
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test('-(-#)', NEVER);
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test('+#', NEVER);
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test('# * #', NEVER);
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test('# / #', NEVER);
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test('# % #', NEVER);
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test('# + #', NEVER);
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test('# - #', NEVER);
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test('# << #', NEVER);
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test('# >> #', NEVER);
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test('# >>> #', NEVER);
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test('# < #', NEVER);
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test('# > #', NEVER);
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test('# <= #', NEVER);
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test('# >= #', NEVER);
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test('# == #', NEVER);
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test('# != #', NEVER);
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test('# === #', NEVER);
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test('# !== #', NEVER);
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test('# & #', NEVER);
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test('# ^ #', NEVER);
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test('# | #', NEVER);
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test('# , #', NEVER);
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test('typeof(#) == "string"', NEVER);
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test('"object" === typeof #', NEVER);
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test('# == 1 || # == 2 || # == 3', NEVER);
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test('# != 1 && # != 2 && # != 3', NEVER);
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test('#.x', NULL_NSM);
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test('!!#.x', NULL_NSM);
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test('#.x + 1', NULL_NSM);
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test('1 + #.x', NULL_NSM);
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test('#[#] + 2', NULL_NSM);
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test('2 + #[#]', NULL_NSM);
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test('#.x == 1 || # == 1', NULL_NSM);
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test('# == 1 || #.x == 1', MAY);
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test('#[#][#]', MAY);
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test('# + #[#]', MAY);
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test('#()', MAY);
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test('(function(){})()', MAY);
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test('new Date(#)', MAY);
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test('# in #', MAY);
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test('console', MAY);
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test('Array', NEVER);
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test('Math', NEVER);
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test('Object', NEVER);
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test('typeof #', NEVER);
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test('typeof console', NEVER);
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test('typeof foo.#', MAY);
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test('typeof #.foo', NULL_NSM);
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test('throw 123', MAY);
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test('throw #', MAY);
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test('throw #.x', NULL_NSM_THEN_MAY);
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test('throw #.x = 123', MAY);
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test('#.f()', NULL_NSM_THEN_MAY);
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test('#.f(#, #)', NULL_NSM_THEN_MAY);
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test('#[#](#, #)', NULL_NSM_THEN_MAY);
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test('#[f()](#, #)', MAY); // f() evaluated before
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test('[]', NEVER);
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test('[,,6,,,]', NEVER);
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test('[#.f()]', NULL_NSM_THEN_MAY);
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test('[,,#.f(),,f(),,]', NULL_NSM_THEN_MAY);
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test('[,,f(),,#.f(),,]', MAY);
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test('{}', NEVER);
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test('{one: 1}', NEVER);
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test('{one: #.f()}', NULL_NSM_THEN_MAY);
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test('{one: #.f(), two: f()}', NULL_NSM_THEN_MAY);
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test('{one: f(), two: #.f()}', MAY);
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}
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