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sync: Test idempotency of Gate.Close

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This commit is contained in:
Sasha Koshka 2025-01-25 19:58:51 -05:00
parent b5044de085
commit 2173550bc8
1 changed files with 11 additions and 0 deletions
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11
sync/gate_test.go
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@ -1,6 +1,7 @@
package usync package usync
import "time" import "time"
import "errors"
import "testing" import "testing"
func TestGate(test *testing.T) { func TestGate(test *testing.T) {
@ -50,3 +51,13 @@ func TestGateCloseEarly(test *testing.T) {
test.Fatal("timed out waiting for sender goroutine to stop") test.Fatal("timed out waiting for sender goroutine to stop")
} }
} }
func TestGateCloseIdempotent(test *testing.T) {
gate := NewGate[int]()
err := gate.Close()
if err != nil { test.Fatal(err) }
err = gate.Close()
if !errors.Is(err, ErrAlreadyClosed) {
test.Fatal("wrong error: ", err)
}
}