blob: 07e7126d6d07808f1dcc0b2b08fca74a09200d8c [file] [log] [blame]
// 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.
// VMOptions= --no_limit_ints_to_64_bits
import 'dart:async';
import 'package:expect/expect.dart';
import 'package:compiler/compiler_new.dart';
import 'package:compiler/src/commandline_options.dart';
import 'package:async_helper/async_helper.dart';
import '../memory_compiler.dart';
const MEMORY_SOURCE_FILES = const {
'main.dart': '''
main() {
print(12300000);
print(1234567890123456789012345);
print(double.maxFinite);
print(-22230000);
}'''
};
Future test({bool useKernel, bool minify}) async {
OutputCollector collector = new OutputCollector();
List<String> options = <String>[];
if (!useKernel) {
options.add(Flags.useOldFrontend);
}
if (minify) {
options.add(Flags.minify);
}
await runCompiler(
memorySourceFiles: MEMORY_SOURCE_FILES,
outputProvider: collector,
options: options);
// Check that we use the shorter exponential representations.
String jsOutput = collector.getOutput('', OutputType.js);
print(jsOutput);
if (minify) {
Expect.isTrue(jsOutput.contains('123e5')); // Shorter than 12300000.
Expect.isFalse(jsOutput.contains('12300000'));
Expect.isTrue(jsOutput.contains('-2223e4')); // Shorter than -22230000.
Expect.isFalse(jsOutput.contains('-22230000'));
} else {
Expect.isTrue(jsOutput.contains('12300000'));
Expect.isTrue(jsOutput.contains('-22230000'));
}
Expect.isTrue(jsOutput.contains('12345678901234568e8'));
Expect.isTrue(jsOutput.contains('17976931348623157e292'));
Expect.isFalse(jsOutput.contains('1234567890123456789012345'));
// The decimal expansion of double.maxFinite has 308 digits. We only check
// for its prefix.
Expect.isFalse(jsOutput.contains('179769313486231570814527423731'));
}
main() {
runTest({bool useKernel}) async {
await test(useKernel: useKernel, minify: true);
await test(useKernel: useKernel, minify: false);
}
asyncTest(() async {
print('--test from ast---------------------------------------------------');
await runTest(useKernel: false);
print('--test from kernel------------------------------------------------');
await runTest(useKernel: true);
});
}