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Unified Diff: tests/language/async_star_test.dart

Issue 2771453003: Format all tests. (Closed)
Patch Set: Format files Created 3 years, 8 months ago
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Index: tests/language/async_star_test.dart
diff --git a/tests/language/async_star_test.dart b/tests/language/async_star_test.dart
index fb7d2e4d17bc363d6613850e339b8d7c1ee2220c..691890fa32dfb25677b974e19c8b49e09496a4c4 100644
--- a/tests/language/async_star_test.dart
+++ b/tests/language/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;
+ }
+
var res = f().forEach(list.add);
list.add(0);
return res.whenComplete(() {
@@ -34,12 +41,15 @@ main() {
});
test("throws", () {
- f() async* { yield 1; throw 2; }
+ f() async* {
+ yield 1;
+ throw 2;
+ }
+
var completer = new Completer();
var list = [];
f().listen(list.add,
- 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"]));
});
@@ -51,6 +61,7 @@ main() {
yield i;
}
}
+
return expectList(f(), new List.generate(10, id));
});
@@ -60,6 +71,7 @@ main() {
yield x;
x = await new Future.value(42);
}
+
return expectList(f(), [42]);
});
@@ -69,6 +81,7 @@ main() {
yield await i;
}
}
+
return expectList(f(), new List.generate(10, id));
});
@@ -76,6 +89,7 @@ main() {
f() async* {
yield* new Stream.fromIterable([1, 2, 3]);
}
+
return expectList(f(), [1, 2, 3]);
});
@@ -86,6 +100,7 @@ main() {
yield* f(n - 1);
yield n;
}
+
return expectList(f(3), [3, 2, 1, 0, 1, 2, 3]);
});
@@ -93,16 +108,18 @@ 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);
@@ -115,13 +132,18 @@ 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]);
});
@@ -130,16 +152,21 @@ 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]);
});
@@ -147,6 +174,7 @@ main() {
f() async* {
for (int i = 0; i < 3; i++) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -154,6 +182,7 @@ main() {
f() async* {
for (var i in [0, 1, 2]) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -161,6 +190,7 @@ main() {
f() async* {
await for (var i in new Stream.fromIterable([0, 1, 2])) yield i;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -169,6 +199,7 @@ main() {
int i = 0;
while (i < 3) yield i++;
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -177,20 +208,35 @@ 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]);
});
@@ -208,6 +254,7 @@ main() {
yield 2;
}
}
+
return expectList(f(0), [0, 1]).whenComplete(() {
return expectList(f(1), [1]);
}).whenComplete(() {
@@ -220,6 +267,7 @@ main() {
return;
yield 1;
}
+
return expectList(f(), []);
});
@@ -230,6 +278,7 @@ main() {
yield 1;
} catch (_) {}
}
+
return expectList(f(), []);
});
@@ -240,16 +289,19 @@ main() {
yield 1;
}
}
+
return expectList(f(), []);
});
test("dead-code break 2", () {
f() async* {
- label: {
+ label:
+ {
break label;
yield 1;
}
}
+
return expectList(f(), []);
});
@@ -260,6 +312,7 @@ main() {
yield 1;
} while (false);
}
+
return expectList(f(), []);
});
});
@@ -270,6 +323,7 @@ main() {
var x = 42;
yield x;
}
+
return expectList(f(), [42]);
});
@@ -278,6 +332,7 @@ main() {
const x = 42;
yield x;
}
+
return expectList(f(), [42]);
});
@@ -286,6 +341,7 @@ main() {
f() async* {
yield g();
}
+
return expectList(f(), [42]);
});
@@ -294,6 +350,7 @@ main() {
var x = -42;
yield -x;
}
+
return expectList(f(), [42]);
});
@@ -302,6 +359,7 @@ main() {
var x = 21;
yield x + x;
}
+
return expectList(f(), [42]);
});
@@ -310,6 +368,7 @@ main() {
var x = 21;
yield x == 21 ? x + x : x;
}
+
return expectList(f(), [42]);
});
@@ -318,6 +377,7 @@ main() {
var x = 42;
yield x++;
}
+
return expectList(f(), [42]);
});
@@ -326,6 +386,7 @@ main() {
var x = 41;
yield ++x;
}
+
return expectList(f(), [42]);
});
@@ -334,6 +395,7 @@ main() {
var x = 37;
yield x = 42;
}
+
return expectList(f(), [42]);
});
@@ -342,6 +404,7 @@ main() {
var x = 41;
yield x += 1;
}
+
return expectList(f(), [42]);
});
@@ -349,6 +412,7 @@ main() {
f() async* {
yield await new Future.value(42);
}
+
return expectList(f(), [42]);
});
@@ -357,14 +421,18 @@ 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));
});
@@ -375,6 +443,7 @@ main() {
f() async* {
yield () => o;
}
+
return f().first.then((v) {
expect(v(), same(o));
});
@@ -383,8 +452,11 @@ 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));
});
@@ -395,6 +467,7 @@ main() {
f() async* {
yield () async => o;
}
+
return f().first.then((v) => v()).then((v) {
expect(v, same(o));
});
@@ -403,8 +476,11 @@ 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));
});
@@ -418,6 +494,7 @@ main() {
yield i;
}
}
+
return expectList(f(), [0, 1, 2]);
});
@@ -429,6 +506,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2, 3, 4, 5]);
});
@@ -443,6 +521,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -461,6 +540,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -479,6 +559,7 @@ main() {
}
}
}
+
return expectList(f(), [0, 1, 2]).whenComplete(() {
expect(list, equals(["0", "1", "2"]));
});
@@ -494,6 +575,7 @@ main() {
}
}
}
+
return expectList(f().take(3), [0, 1, 2]);
});
});
@@ -513,9 +595,13 @@ 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) {
@@ -536,12 +622,13 @@ 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", () {
@@ -556,6 +643,7 @@ main() {
}
}
}
+
test("- all, sanity check", () {
return expectList(f(), [1, 2, 3]);
});
@@ -587,6 +675,7 @@ main() {
yield 4;
list.add(5);
}
+
var done = new Completer();
var sub = f().listen((v) {
if (v == 2) {
@@ -612,6 +701,7 @@ main() {
yield 4;
list.add(5);
}
+
var done = new Completer();
var sub;
sub = f().listen((v) {
@@ -644,6 +734,7 @@ main() {
i++;
}
}
+
int expected = 0;
var done = new Completer();
var sub;
@@ -672,9 +763,10 @@ 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));
});
@@ -683,9 +775,10 @@ 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));
});
@@ -694,16 +787,18 @@ 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]);
});
@@ -717,6 +812,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -732,6 +828,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -748,6 +845,7 @@ main() {
}
return r;
}
+
return f().then((v) {
expect(v, equals((1 + 2 + 3 + 4) * (1 + 2)));
});
@@ -773,10 +871,13 @@ 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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