t.Fatalf("%s: %v", name, err)
		}
		t.Logf("%s: ok (%q)", name, slurp)
	}

	doReq("first")
	keys1 := tr.IdleConnKeysForTesting()

	ts.CloseClientConnections()

	var keys2 []string
	waitCondition(t, 10*time.Millisecond, func(d time.Duration) bool {
		keys2 = tr.IdleConnKeysForTesting()
		if len(keys2) != 0 {
			if d > 0 {

		t.Errorf("found %d idle conns (%q); want 1", len(conns), conns)
	}

	// SetKeepAlivesEnabled should discard idle conns.
	ts.Config.SetKeepAlivesEnabled(false)

	waitCondition(t, 10*time.Millisecond, func(d time.Duration) bool {
		if conns := tr.IdleConnStrsForTesting(); len(conns) > 0 {
			if d > 0 {
				t.Logf("idle conns %v after SetKeepAlivesEnabled called = %q; waiting for empty", d, conns)

			if tc.wantConditions != nil {
				for _, wantCondition := range *tc.wantConditions {
					conditions := getConditionsByType(actual.Status.Conditions, wantCondition.Type)
					if len(conditions) != 1 {
						t.Fatalf("Expected a single completion condition. Got %#v for type: %q", conditions, wantCondition.Type)
					}
					condition := *conditions[0]