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Unified Diff: tests/language_strong/async_star_test.dart

Issue 2768073002: Format all multitests (Closed)
Patch Set: Created 3 years, 9 months ago
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Index: tests/language_strong/async_star_test.dart
diff --git a/tests/language_strong/async_star_test.dart b/tests/language_strong/async_star_test.dart
index ce0528dbb46633007aa61979dbfa3cb1115ad145..be6921ef7c31f5b8ab8a6a55234750ec99642cb1 100644
--- a/tests/language_strong/async_star_test.dart
+++ b/tests/language_strong/async_star_test.dart
@@ -17,7 +17,10 @@ main() {
});
test("single", () {
- f() async* { yield 42; }
+ f() async* {
+ yield 42;
+ }
+
return f().toList().then((v) {
expect(v, equals([42]));
});
@@ -25,7 +28,11 @@ main() {
test("call delays", () {
var list = [];
- f() async* { list.add(1); yield 2; }
+ f() async* {
+ list.add(1);
+ yield 2;
+ }
+
// TODO(jmesserly): use tear off. For now this is a workaround for:
// https://github.com/dart-lang/dev_compiler/issues/269
var res = f().forEach((x) => list.add(x));
@@ -36,14 +43,17 @@ main() {
});
test("throws", () {
- f() async* { yield 1; throw 2; }
+ f() async* {
+ yield 1;
+ throw 2;
+ }
+
var completer = new Completer();
var list = [];
// TODO(jmesserly): use tear off. For now this is a workaround for:
// https://github.com/dart-lang/dev_compiler/issues/269
f().listen((x) => list.add(x),
- onError: (v) => list.add("$v"),
- onDone: completer.complete);
+ onError: (v) => list.add("$v"), onDone: completer.complete);
return completer.future.whenComplete(() {
expect(list, equals([1, "2"]));
});
@@ -55,6 +65,7 @@ main() {
yield i;
}
}
+
return expectList(f(), new List.generate(10, id));
});
@@ -64,6 +75,7 @@ main() {
yield x;
x = await new Future.value(42);
}
+
return expectList(f(), [42]);
});
@@ -73,6 +85,7 @@ main() {
yield await i;
}
}
+
return expectList(f(), new List.generate(10, id));
});
@@ -80,6 +93,7 @@ main() {
f() async* {
yield* new Stream.fromIterable([1, 2, 3]);
}
+
return expectList(f(), [1, 2, 3]);
});
@@ -90,6 +104,7 @@ main() {
yield* f(n - 1);
yield n;
}
+
return expectList(f(3), [3, 2, 1, 0, 1, 2, 3]);
});
@@ -97,16 +112,18 @@ main() {
f(s) async* {
yield* s;
}
+
return f(42).transform(getErrors).single.then((v) {
// Not implementing Stream.
expect(v is Error, isTrue);
});
});
- test("Cannot yield* non-stream", () {
+ test("Cannot yield* non-stream", () {
f(s) async* {
yield* s;
}
+
return f(new NotAStream()).transform(getErrors).single.then((v) {
// Not implementing Stream.
expect(v is Error, isTrue);
@@ -119,13 +136,18 @@ main() {
f() async* {
yield 0;
}
+
return expectList(f(), [0]);
});
test("if-then-else", () {
f(b) async* {
- if (b) yield 0; else yield 1;
+ if (b)
+ yield 0;
+ else
+ yield 1;
}
+
return expectList(f(true), [0]).whenComplete(() {
expectList(f(false), [1]);
});
@@ -134,16 +156,21 @@ main() {
test("block", () {
f() async* {
yield 0;
- { yield 1; }
+ {
+ yield 1;
+ }
yield 2;
}
+
return expectList(f(), [0, 1, 2]);
});
test("labeled", () {
f() async* {
- label1: yield 0;
+ label1:
+ yield 0;
}
+
return expectList(f(), [0]);
});
@@ -159,6 +186,7 @@ main() {
f() async* {
for (int i = 0; i < 3; i++) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -166,6 +194,7 @@ main() {
f() async* {
for (var i in [0, 1, 2]) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -173,6 +202,7 @@ main() {
f() async* {
await for (var i in new Stream.fromIterable([0, 1, 2])) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -181,6 +211,7 @@ main() {
int i = 0;
while (i < 3) yield i++;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -189,20 +220,35 @@ main() {
int i = 0;
do yield i++; while (i < 3);
}
+
return expectList(f(), [0, 1, 2]);
});
test("try-catch-finally", () {
f() async* {
- try { yield 0; } catch (e) { yield 1; } finally { yield 2; }
+ try {
+ yield 0;
+ } catch (e) {
+ yield 1;
+ } finally {
+ yield 2;
+ }
}
+
return expectList(f(), [0, 2]);
});
test("try-catch-finally 2", () {
f() async* {
- try { yield throw 0; } catch (e) { yield 1; } finally { yield 2; }
+ try {
+ yield throw 0;
+ } catch (e) {
+ yield 1;
+ } finally {
+ yield 2;
+ }
}
+
return expectList(f(), [1, 2]);
});
@@ -234,6 +280,7 @@ main() {
return;
yield 1;
}
+
return expectList(f(), []);
});
@@ -244,6 +291,7 @@ main() {
yield 1;
} catch (_) {}
}
+
return expectList(f(), []);
});
@@ -254,16 +302,19 @@ main() {
yield 1;
}
}
+
return expectList(f(), []);
});
test("dead-code break 2", () {
f() async* {
- label: {
+ label:
+ {
break label;
yield 1;
}
}
+
return expectList(f(), []);
});
@@ -274,6 +325,7 @@ main() {
yield 1;
} while (false);
}
+
return expectList(f(), []);
});
});
@@ -284,6 +336,7 @@ main() {
var x = 42;
yield x;
}
+
return expectList(f(), [42]);
});
@@ -292,6 +345,7 @@ main() {
const x = 42;
yield x;
}
+
return expectList(f(), [42]);
});
@@ -300,6 +354,7 @@ main() {
f() async* {
yield g();
}
+
return expectList(f(), [42]);
});
@@ -308,6 +363,7 @@ main() {
var x = -42;
yield -x;
}
+
return expectList(f(), [42]);
});
@@ -316,6 +372,7 @@ main() {
var x = 21;
yield x + x;
}
+
return expectList(f(), [42]);
});
@@ -324,6 +381,7 @@ main() {
var x = 21;
yield x == 21 ? x + x : x;
}
+
return expectList(f(), [42]);
});
@@ -332,6 +390,7 @@ main() {
var x = 42;
yield x++;
}
+
return expectList(f(), [42]);
});
@@ -340,6 +399,7 @@ main() {
var x = 41;
yield ++x;
}
+
return expectList(f(), [42]);
});
@@ -348,6 +408,7 @@ main() {
var x = 37;
yield x = 42;
}
+
return expectList(f(), [42]);
});
@@ -356,6 +417,7 @@ main() {
var x = 41;
yield x += 1;
}
+
return expectList(f(), [42]);
});
@@ -363,6 +425,7 @@ main() {
f() async* {
yield await new Future.value(42);
}
+
return expectList(f(), [42]);
});
@@ -371,14 +434,18 @@ main() {
var x = [42];
yield x[0];
}
+
return expectList(f(), [42]);
});
test("function expression block", () {
var o = new Object();
f() async* {
- yield () { return o; };
+ yield () {
+ return o;
+ };
}
+
return f().first.then((v) {
expect(v(), same(o));
});
@@ -389,6 +456,7 @@ main() {
f() async* {
yield () => o;
}
+
return f().first.then((v) {
expect(v(), same(o));
});
@@ -397,8 +465,11 @@ main() {
test("function expression block async", () {
var o = new Object();
f() async* {
- yield () async { return o; };
+ yield () async {
+ return o;
+ };
}
+
return f().first.then((v) => v()).then((v) {
expect(v, same(o));
});
@@ -409,6 +480,7 @@ main() {
f() async* {
yield () async => o;
}
+
return f().first.then((v) => v()).then((v) {
expect(v, same(o));
});
@@ -417,8 +489,11 @@ main() {
test("function expression block async*", () {
var o = new Object();
f() async* {
- yield () async* { yield o; };
+ yield () async* {
+ yield o;
+ };
}
+
return f().first.then((v) => v().first).then((v) {
expect(v, same(o));
});
@@ -432,6 +507,7 @@ main() {
yield i;
}
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -443,6 +519,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2, 3, 4, 5]);
});
@@ -457,6 +534,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -475,6 +553,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -493,6 +572,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -508,6 +588,7 @@ main() {
}
}
}
+
return expectList(f().take(3), [0, 1, 2]);
});
});
@@ -527,9 +608,13 @@ main() {
exits.complete(3);
}
}
+
// No events must be fired synchronously in response to a listen.
- var subscription = f().listen((v) { fail("Received event $v"); },
- onDone: () { fail("Received done"); });
+ var subscription = f().listen((v) {
+ fail("Received event $v");
+ }, onDone: () {
+ fail("Received done");
+ });
// No events must be delivered after a cancel.
subscription.cancel();
return exits.future.then((v) {
@@ -550,12 +635,13 @@ main() {
exits.complete(i);
}
}
+
return expectList(f().take(5), [0, 1, 2, 3, 4])
.then((_) => exits.future)
.then((v) {
- expect(v, greaterThan(4));
- expect(list, ["a"]);
- });
+ expect(v, greaterThan(4));
+ expect(list, ["a"]);
+ });
});
group("at index", () {
@@ -570,6 +656,7 @@ main() {
}
}
}
+
test("- all, sanity check", () {
return expectList(f(), [1, 2, 3]);
});
@@ -621,7 +708,6 @@ main() {
// "fisk 1", "+fisk", 0, "done", "-fisk", ]);
// });
// });
-
});
group("pausing", () {
@@ -634,6 +720,7 @@ main() {
yield 4;
list.add(5);
}
+
var done = new Completer();
var sub = f().listen((v) {
if (v == 2) {
@@ -659,6 +746,7 @@ main() {
yield 4;
list.add(5);
}
+
var done = new Completer();
var sub;
sub = f().listen((v) {
@@ -691,6 +779,7 @@ main() {
i++;
}
}
+
int expected = 0;
var done = new Completer();
var sub;
@@ -723,8 +812,8 @@ main() {
list.add("*3"); // //# 02: continued
}; // //# 02: continued
var stream = f(); // //# 02: continued
- // TODO(jmesserly): added workaround for:
- // https://github.com/dart-lang/dev_compiler/issues/269
+ // TODO(jmesserly): added workaround for:
+ // https://github.com/dart-lang/dev_compiler/issues/269
var sub = stream.listen((x) => list.add(x)); // //# 02: continued
return sync.wait().whenComplete(() { // //# 02: continued
expect(list, equals(["*1", 1])); // //# 02: continued
@@ -749,9 +838,10 @@ main() {
test("simple stream", () {
f(s) async {
var r = 0;
- await for(var v in s) r += v;
+ await for (var v in s) r += v;
return r;
}
+
return f(mkStream(5)).then((v) {
expect(v, equals(10));
});
@@ -760,9 +850,10 @@ main() {
test("simple stream, await", () {
f(s) async {
var r = 0;
- await for(var v in s) r += await new Future.microtask(() => v);
+ await for (var v in s) r += await new Future.microtask(() => v);
return r;
}
+
return f(mkStream(5)).then((v) {
expect(v, equals(10));
});
@@ -782,16 +873,18 @@ main() {
test("simple stream reyield", () {
f(s) async* {
var r = 0;
- await for(var v in s) yield r += v;
+ await for (var v in s) yield r += v;
}
+
return expectList(f(mkStream(5)), [0, 1, 3, 6, 10]);
});
test("simple stream, await, reyield", () {
f(s) async* {
var r = 0;
- await for(var v in s) yield r += await new Future.microtask(() => v);
+ await for (var v in s) yield r += await new Future.microtask(() => v);
}
+
return expectList(f(mkStream(5)), [0, 1, 3, 6, 10]);
});
@@ -813,6 +906,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -828,6 +922,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -844,6 +939,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -892,10 +988,13 @@ expectList(stream, list) {
const MS = const Duration(milliseconds: 1);
-var getErrors = new StreamTransformer.fromHandlers(
- handleData:(data, sink) { fail("Unexpected value"); },
- handleError: (e, s, sink) { sink.add(e); },
- handleDone: (sink) { sink.close(); });
+var getErrors = new StreamTransformer.fromHandlers(handleData: (data, sink) {
+ fail("Unexpected value");
+}, handleError: (e, s, sink) {
+ sink.add(e);
+}, handleDone: (sink) {
+ sink.close();
+});
class NotAStream {
listen(oData, {onError, onDone, cancelOnError}) {

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