dart-sdk/tests/web_2/interceptor_named_arguments_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680
Commit-Queue: Sigmund Cherem <sigmund@google.com>
Reviewed-by: Joshua Litt <joshualitt@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2021-02-04 23:11:32 +00:00

56 lines
1.5 KiB
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.
// @dart = 2.7
// Test that the proper one-shot interceptor is used for different
// combinations of named arguments.
import "package:expect/expect.dart";
// Use dart:html to get interceptors into play.
import "dart:html";
// [createFragment] has the same signature as in [Element].
class Other {
createFragment(html, {validator, treeSanitizer}) {
int result = 0;
result += validator == null ? 0 : 2;
result += treeSanitizer == null ? 0 : 1;
return result;
}
}
@pragma('dart2js:noInline')
bool wontTell(bool x) => x;
// Ensure that we use the interceptor only once per context so that we
// actually get a one-shot interceptor. This is a little brittle...
@pragma('dart2js:noInline')
testA(thing) {
Expect.equals(0, thing.createFragment(null));
}
@pragma('dart2js:noInline')
testB(thing) {
Expect.equals(2, thing.createFragment(null, validator: 1));
}
@pragma('dart2js:noInline')
testC(thing) {
Expect.equals(1, thing.createFragment(null, treeSanitizer: 1));
}
@pragma('dart2js:noInline')
testD(thing) {
Expect.equals(3, thing.createFragment(null, validator: 1, treeSanitizer: 1));
}
main() {
// Ensure we get interceptors into play.
var thing = wontTell(true) ? new Other() : new DivElement();
testA(thing);
testB(thing);
testC(thing);
testD(thing);
}