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Unified Diff: tests/lib_strong/async/stream_event_transformed_test.dart

Issue 2771453003: Format all tests. (Closed)
Patch Set: Format files Created 3 years, 8 months ago
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Index: tests/lib_strong/async/stream_event_transformed_test.dart
diff --git a/tests/lib_strong/async/stream_event_transformed_test.dart b/tests/lib_strong/async/stream_event_transformed_test.dart
index 62d1967bacd40abbc94b2557d6cdac0f52c6463c..6e9a38035a6ea54c487f4246a5ee3ca09f2d96cc 100644
--- a/tests/lib_strong/async/stream_event_transformed_test.dart
+++ b/tests/lib_strong/async/stream_event_transformed_test.dart
@@ -7,7 +7,6 @@ import 'package:async_helper/async_helper.dart';
import 'dart:async';
import 'event_helper.dart';
-
class DecrementingTransformerSink implements EventSink {
final outSink;
DecrementingTransformerSink(this.outSink);
@@ -22,17 +21,33 @@ class FutureWaitingTransformerSink implements EventSink {
final closeFuture;
FutureWaitingTransformerSink(this.outSink, this.closeFuture);
- void add(Future future) { future.then(outSink.add); }
- void addError(Future e, [st]) { e.then((val) { outSink.addError(val, st); }); }
- void close() { closeFuture.whenComplete(outSink.close); }
+ void add(Future future) {
+ future.then(outSink.add);
+ }
+
+ void addError(Future e, [st]) {
+ e.then((val) {
+ outSink.addError(val, st);
+ });
+ }
+
+ void close() {
+ closeFuture.whenComplete(outSink.close);
+ }
}
class ZoneTransformerSink implements EventSink {
final outSink;
ZoneTransformerSink(this.outSink);
- void add(_) { outSink.add(Zone.current); }
- void addError(_, [st]) { outSink.add(Zone.current); }
+ void add(_) {
+ outSink.add(Zone.current);
+ }
+
+ void addError(_, [st]) {
+ outSink.add(Zone.current);
+ }
+
void close() {
outSink.add(Zone.current);
outSink.close();
@@ -43,9 +58,17 @@ class TypeChangingSink implements EventSink<int> {
final EventSink<String> outSink;
TypeChangingSink(this.outSink);
- void add(int data) { outSink.add(data.toString()); }
- void addError(error, [st]) { outSink.addError(error, st); }
- void close() { outSink.close(); }
+ void add(int data) {
+ outSink.add(data.toString());
+ }
+
+ void addError(error, [st]) {
+ outSink.addError(error, st);
+ }
+
+ void close() {
+ outSink.close();
+ }
}
class SinkTransformer<S, T> implements StreamTransformer<S, T> {
@@ -85,13 +108,13 @@ main() {
// similar to a map.
asyncStart();
new Stream.fromIterable([1, 2, 3])
- .transform(
- new SinkTransformer((sink) => new DecrementingTransformerSink(sink)))
- .toList()
- .then((list) {
- Expect.listEquals([0, 1, 2], list);
- asyncEnd();
- });
+ .transform(new SinkTransformer(
+ (sink) => new DecrementingTransformerSink(sink)))
+ .toList()
+ .then((list) {
+ Expect.listEquals([0, 1, 2], list);
+ asyncEnd();
+ });
}
{
@@ -107,17 +130,17 @@ main() {
controller.close();
});
controller.stream
- .transform(
- new SinkTransformer((sink) => new DecrementingTransformerSink(sink)))
- .listen((data) {
- events.add(data);
- }, onError: (e, st) {
- events.add(e);
- events.add(st);
- }, onDone: () {
- Expect.listEquals([498, 41, stackTrace], events);
- asyncEnd();
- });
+ .transform(new SinkTransformer(
+ (sink) => new DecrementingTransformerSink(sink)))
+ .listen((data) {
+ events.add(data);
+ }, onError: (e, st) {
+ events.add(e);
+ events.add(st);
+ }, onDone: () {
+ Expect.listEquals([498, 41, stackTrace], events);
+ asyncEnd();
+ });
}
{
@@ -137,18 +160,17 @@ main() {
controller.close();
});
controller.stream
- .transform(
- new SinkTransformer((sink) =>
+ .transform(new SinkTransformer((sink) =>
new FutureWaitingTransformerSink(sink, closeCompleter.future)))
- .listen((data) {
- events.add(data);
- }, onError: (e, st) {
- events.add(e);
- events.add(st);
- }, onDone: () {
- Expect.listEquals(["error2", stackTrace, "future3", "future1"], events);
- asyncEnd();
- });
+ .listen((data) {
+ events.add(data);
+ }, onError: (e, st) {
+ events.add(e);
+ events.add(st);
+ }, onDone: () {
+ Expect.listEquals(["error2", stackTrace, "future3", "future1"], events);
+ asyncEnd();
+ });
Timer.run(() {
completer2.complete("error2");
Timer.run(() {
@@ -179,23 +201,28 @@ main() {
controller.close();
});
var subscription;
- completer1.future.then((_) { Expect.isTrue(subscription.isPaused); });
- completer2.future.then((_) { Expect.isTrue(subscription.isPaused); });
- completer3.future.then((_) { Expect.isTrue(subscription.isPaused); });
+ completer1.future.then((_) {
+ Expect.isTrue(subscription.isPaused);
+ });
+ completer2.future.then((_) {
+ Expect.isTrue(subscription.isPaused);
+ });
+ completer3.future.then((_) {
+ Expect.isTrue(subscription.isPaused);
+ });
subscription = controller.stream
- .transform(
- new SinkTransformer((sink) =>
+ .transform(new SinkTransformer((sink) =>
new FutureWaitingTransformerSink(sink, closeCompleter.future)))
- .listen((data) {
- Expect.isFalse(subscription.isPaused);
- events.add(data);
- }, onError: (e, st) {
- events.add(e);
- events.add(st);
- }, onDone: () {
- Expect.listEquals(["error2", stackTrace, "future3", "future1"], events);
- asyncEnd();
- });
+ .listen((data) {
+ Expect.isFalse(subscription.isPaused);
+ events.add(data);
+ }, onError: (e, st) {
+ events.add(e);
+ events.add(st);
+ }, onDone: () {
+ Expect.listEquals(["error2", stackTrace, "future3", "future1"], events);
+ asyncEnd();
+ });
Timer.run(() {
subscription.pause();
completer2.complete("error2");
@@ -242,18 +269,17 @@ main() {
int errorCount = 0;
runZoned(() {
controller.stream
- .transform(
- new SinkTransformer((sink) =>
+ .transform(new SinkTransformer((sink) =>
new FutureWaitingTransformerSink(sink, closeCompleter.future)))
- .listen((data) {
- events.add(data);
- }, onError: (e, st) {
- events.add(e);
- events.add(st);
- }, onDone: () {
- Expect.listEquals([], events);
- streamIsDone = true;
- });
+ .listen((data) {
+ events.add(data);
+ }, onError: (e, st) {
+ events.add(e);
+ events.add(st);
+ }, onDone: () {
+ Expect.listEquals([], events);
+ streamIsDone = true;
+ });
}, onError: (e) {
Expect.isTrue(e is StateError);
errorCount++;
@@ -263,9 +289,15 @@ main() {
Expect.isTrue(streamIsDone);
// Each of the delayed completions should trigger an unhandled error
// in the zone the stream was listened to.
- Timer.run(() { completer1.complete(499); });
- Timer.run(() { completer2.complete(42); });
- Timer.run(() { completer3.complete(99); });
+ Timer.run(() {
+ completer1.complete(499);
+ });
+ Timer.run(() {
+ completer2.complete(42);
+ });
+ Timer.run(() {
+ completer3.complete(99);
+ });
delayCycles(() {
Expect.equals(3, errorCount);
asyncEnd();
@@ -289,12 +321,12 @@ main() {
var stream = controller.stream.transform(
new SinkTransformer((sink) => new ZoneTransformerSink(sink)));
zone.run(() {
- stream.listen((data) {
- events.add(data);
- }, onDone: () {
- Expect.listEquals([zone, zone, zone], events);
- delayCycles(asyncEnd, 3);
- });
+ stream.listen((data) {
+ events.add(data);
+ }, onDone: () {
+ Expect.listEquals([zone, zone, zone], events);
+ delayCycles(asyncEnd, 3);
+ });
});
}
@@ -302,12 +334,12 @@ main() {
// Just make sure that the generic types are correct everywhere.
asyncStart();
new Stream.fromIterable([1, 2, 3])
- .transform(new SinkTransformer<int, String>(
- (sink) => new TypeChangingSink(sink)))
- .toList()
- .then((list) {
- Expect.listEquals(["1", "2", "3"], list);
- asyncEnd();
- });
+ .transform(new SinkTransformer<int, String>(
+ (sink) => new TypeChangingSink(sink)))
+ .toList()
+ .then((list) {
+ Expect.listEquals(["1", "2", "3"], list);
+ asyncEnd();
+ });
}
}

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