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

Issue 2802973005: Migrate async tests to strong (Closed)
Patch Set: Created 3 years, 8 months ago
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Index: tests/lib_strong/async/stream_state_test.dart
diff --git a/tests/lib_strong/async/stream_state_test.dart b/tests/lib_strong/async/stream_state_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..61c447018c3364eda57f766f3e351c99bedfe7e3
--- /dev/null
+++ b/tests/lib_strong/async/stream_state_test.dart
@@ -0,0 +1,165 @@
+// Copyright (c) 2013, 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.
+
+// Test the event/callback protocol of the stream implementations.
+library stream_state_test;
+
+import "package:unittest/unittest.dart";
+import "stream_state_helper.dart";
+
+const ms5 = const Duration(milliseconds: 5);
+
+main() {
+ mainTest(sync: true, asBroadcast: false);
+ mainTest(sync: true, asBroadcast: true);
+ mainTest(sync: false, asBroadcast: false);
+ mainTest(sync: false, asBroadcast: true);
+}
+
+void terminateWithDone(t, asBroadcast) {
+ if (asBroadcast) {
+ t..expectCancel()
+ ..expectDone()
+ ..expectBroadcastCancel((_) => t.terminate());
+ } else {
+ t..expectCancel()
+ ..expectDone(t.terminate);
+ }
+}
+
+mainTest({bool sync, bool asBroadcast}) {
+ var p = (sync ? "S" : "AS") + (asBroadcast ? "BC" : "SC");
+ test("$p-sub-data-done", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42);
+ terminateWithDone(t, asBroadcast);
+ t..listen()..add(42)..close();
+ });
+
+ test("$p-data-done-sub-sync", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42);
+ terminateWithDone(t, asBroadcast);
+ t..add(42)..close()..listen();
+ });
+
+ test("$p-data-done-sub-async", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42);
+ terminateWithDone(t, asBroadcast);
+ t..add(42)..close()..listen();
+ });
+
+ test("$p-sub-data/pause+resume-done", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42, () {
+ t.pause();
+ t.resume();
+ t.close();
+ });
+ terminateWithDone(t, asBroadcast);
+ t..listen()..add(42);
+ });
+
+ test("$p-sub-data-unsubonerror", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ if (asBroadcast) {
+ t..expectListen()
+ ..expectBroadcastListen()
+ ..expectData(42)
+ ..expectError("bad")
+ ..expectBroadcastCancel()
+ ..expectCancel(t.terminate);
+ } else {
+ t..expectListen()
+ ..expectData(42)
+ ..expectCancel()
+ ..expectError("bad", t.terminate);
+ }
+ t..listen(cancelOnError: true)
+ ..add(42)
+ ..error("bad")
+ ..add(43)
+ ..close();
+ });
+
+ test("$p-sub-data-no-unsubonerror", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42)
+ ..expectError("bad")
+ ..expectData(43);
+ terminateWithDone(t, asBroadcast);
+ t..listen(cancelOnError: false)
+ ..add(42)
+ ..error("bad")
+ ..add(43)
+ ..close();
+ });
+
+ test("$p-pause-resume-during-event", () {
+ var t = asBroadcast ? new StreamProtocolTest.broadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42, () {
+ t.pause();
+ t.resume();
+ });
+ if (!asBroadcast && !sync) {
+ t..expectPause();
+ }
+ if (asBroadcast && sync) {
+ t..expectDone()
+ ..expectCancel(t.terminate);
+ } else {
+ t..expectCancel()
+ ..expectDone(t.terminate);
+ }
+ t..listen()
+ ..add(42)
+ ..close();
+ });
+
+ test("$p-cancel-on-data", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectData(42, t.cancel)
+ ..expectBroadcastCancelOpt()
+ ..expectCancel(t.terminate);
+ t..listen(cancelOnError: false)
+ ..add(42)
+ ..close();
+ });
+
+ test("$p-cancel-on-error", () {
+ var t = asBroadcast ? new StreamProtocolTest.asBroadcast(sync: sync)
+ : new StreamProtocolTest(sync: sync);
+ t..expectListen()
+ ..expectBroadcastListenOpt()
+ ..expectError(42, t.cancel)
+ ..expectBroadcastCancelOpt()
+ ..expectCancel(t.terminate);
+ t..listen(cancelOnError: false)
+ ..error(42)
+ ..close();
+ });
+}

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