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150 lines
3.3 KiB
150 lines
3.3 KiB
/** |
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* Standalone signaling server for the Nextcloud Spreed app. |
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* Copyright (C) 2021 struktur AG |
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* |
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* @author Joachim Bauch <bauch@struktur.de> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package signaling |
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import ( |
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"context" |
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"sync" |
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"testing" |
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"time" |
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) |
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func TestNotifierNoWaiter(t *testing.T) { |
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var notifier Notifier |
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// Notifications can be sent even if no waiter exists. |
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notifier.Notify("foo") |
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} |
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func TestNotifierSimple(t *testing.T) { |
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var notifier Notifier |
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var wg sync.WaitGroup |
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wg.Add(1) |
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waiter := notifier.NewWaiter("foo") |
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defer notifier.Release(waiter) |
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go func() { |
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defer wg.Done() |
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ctx, cancel := context.WithTimeout(context.Background(), time.Second) |
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defer cancel() |
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if err := waiter.Wait(ctx); err != nil { |
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t.Error(err) |
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} |
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}() |
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notifier.Notify("foo") |
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wg.Wait() |
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} |
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func TestNotifierMultiNotify(t *testing.T) { |
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var notifier Notifier |
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waiter := notifier.NewWaiter("foo") |
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defer notifier.Release(waiter) |
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notifier.Notify("foo") |
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// The second notification will be ignored while the first is still pending. |
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notifier.Notify("foo") |
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} |
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func TestNotifierWaitClosed(t *testing.T) { |
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var notifier Notifier |
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waiter := notifier.NewWaiter("foo") |
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notifier.Release(waiter) |
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if err := waiter.Wait(context.Background()); err != nil { |
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t.Error(err) |
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} |
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} |
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func TestNotifierWaitClosedMulti(t *testing.T) { |
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var notifier Notifier |
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waiter1 := notifier.NewWaiter("foo") |
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waiter2 := notifier.NewWaiter("foo") |
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notifier.Release(waiter1) |
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notifier.Release(waiter2) |
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if err := waiter1.Wait(context.Background()); err != nil { |
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t.Error(err) |
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} |
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if err := waiter2.Wait(context.Background()); err != nil { |
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t.Error(err) |
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} |
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} |
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func TestNotifierResetWillNotify(t *testing.T) { |
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var notifier Notifier |
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var wg sync.WaitGroup |
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wg.Add(1) |
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waiter := notifier.NewWaiter("foo") |
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defer notifier.Release(waiter) |
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go func() { |
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defer wg.Done() |
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ctx, cancel := context.WithTimeout(context.Background(), time.Second) |
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defer cancel() |
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if err := waiter.Wait(ctx); err != nil { |
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t.Error(err) |
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} |
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}() |
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notifier.Reset() |
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wg.Wait() |
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} |
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func TestNotifierDuplicate(t *testing.T) { |
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var notifier Notifier |
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var wgStart sync.WaitGroup |
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var wgEnd sync.WaitGroup |
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for i := 0; i < 2; i++ { |
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wgStart.Add(1) |
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wgEnd.Add(1) |
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go func() { |
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defer wgEnd.Done() |
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waiter := notifier.NewWaiter("foo") |
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defer notifier.Release(waiter) |
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// Goroutine has created the waiter and is ready. |
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wgStart.Done() |
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ctx, cancel := context.WithTimeout(context.Background(), time.Second) |
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defer cancel() |
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if err := waiter.Wait(ctx); err != nil { |
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t.Error(err) |
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} |
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}() |
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} |
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wgStart.Wait() |
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time.Sleep(100 * time.Millisecond) |
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notifier.Notify("foo") |
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wgEnd.Wait() |
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}
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