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bitswap: test canceling subscription context after shutting down

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License: MIT
Signed-off-by: Steven Allen <steven@stebalien.com>
This commit is contained in:
Steven Allen 2018-02-09 17:33:57 -08:00
parent 53958266d6
commit 2baa3312d1
1 changed files with 19 additions and 0 deletions
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19
exchange/bitswap/notifications/notifications_test.go
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@ -100,6 +100,25 @@ func TestDuplicateSubscribe(t *testing.T) {
assertBlocksEqual(t, e1, r2)
}
func TestShutdownBeforeUnsubscribe(t *testing.T) {
e1 := blocks.NewBlock([]byte("1"))
n := New()
ctx, cancel := context.WithCancel(context.Background())
ch := n.Subscribe(ctx, e1.Cid()) // no keys provided
n.Shutdown()
cancel()
select {
case _, ok := <-ch:
if ok {
t.Fatal("channel should have been closed")
}
default:
t.Fatal("channel should have been closed")
}
}
func TestSubscribeIsANoopWhenCalledWithNoKeys(t *testing.T) {
n := New()
defer n.Shutdown()