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database/sql: fix TestTxStmtDeadlock test

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Drop error check because errors can be
not only ErrTxDone for tx stmt executions,
and the purpose of the test is just reproducing
deadlock.

Fixes #42259

Change-Id: I9e7105ada1403ec7064dcc1c3385b36893a1c195
Reviewed-on: https://go-review.googlesource.com/c/go/+/266097
Reviewed-by: Daniel Theophanes <kardianos@gmail.com>
Trust: Emmanuel Odeke <emmanuel@orijtech.com>
Run-TryBot: Emmanuel Odeke <emmanuel@orijtech.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
Tzu-Chiao Yeh 2020-10-29 06:03:08 +08:00 • committed by Emmanuel Odeke
parent c1afbf69c7
commit d8044a6744
1 changed files with 2 additions and 4 deletions
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6
src/database/sql/sql_test.go
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@ -2828,12 +2828,10 @@ func TestTxStmtDeadlock(t *testing.T) {
}
// Run number of stmt queries to reproduce deadlock from context cancel
for i := 0; i < 1e3; i++ {
// Encounter any close related errors (e.g. ErrTxDone, stmt is closed)
// is expected due to context cancel.
_, err = stmt.Query(1)
if err != nil {
// Encounter ErrTxDone here is expected due to context cancel
if err != ErrTxDone {
t.Fatalf("unexpected error while executing stmt, err: %v", err)
}
break
}
}