util/conn: more detail for flaky test

peterbourgon · peterbourgon · commit aa9583c667d0 · 2017-08-03T23:52:57.000+02:00
diff --git a/util/conn/manager_test.go b/util/conn/manager_test.go
@@ -40,7 +40,7 @@ func TestManager(t *testing.T) {
 	// First takes should fail.
 	for i := 0; i < 10; i++ {
 		if conn = mgr.Take(); conn != nil {
-			t.Fatalf("want nil conn, got real conn")
+			t.Fatalf("iteration %d: want nil conn, got real conn", i)
 		}
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -40,7 +40,7 @@ func TestManager(t *testing.T) {`
`40`	`40`	`// First takes should fail.`
`41`	`41`	`for i := 0; i < 10; i++ {`
`42`	`42`	`if conn = mgr.Take(); conn != nil {`
`43`		`- t.Fatalf("want nil conn, got real conn")`
	`43`	`+ t.Fatalf("iteration %d: want nil conn, got real conn", i)`
`44`	`44`	`}`
`45`	`45`	`}`
`46`	`46`