test: debugging

Author: elhimov

.github/workflows/testing.yml

@@ -273,6 +273,9 @@ jobs:
           cd "${SRCDIR}"
           make deps
 
+      - name: Setup tmate session
+        uses: mxschmitt/action-tmate@v3
+
       - name: Run regression tests
         run: |
           cd "${SRCDIR}"

pool/connection_pool_test.go

@@ -1126,6 +1126,9 @@ func TestConnectionHandlerOpenUpdateClose(t *testing.T) {
 	ctx, cancel := test_helpers.GetPoolConnectContext()
 	defer cancel()
 	connPool, err := pool.ConnectWithOpts(ctx, poolInstances, poolOpts)
+	for _, err := range h.errs {
+		t.Logf("Unexpected error: %s", err)
+	}
 	require.Nilf(t, err, "failed to connect")
 	require.NotNilf(t, connPool, "conn is nil after Connect")
 

test_helpers/pool_helper.go

@@ -202,8 +202,9 @@ func SetInstanceRO(ctx context.Context, dialer tarantool.Dialer, connOpts tarant
 
 	req := tarantool.NewCallRequest("box.cfg").
 		Args([]interface{}{map[string]bool{"read_only": isReplica}})
-	if _, err := conn.Do(req).Get(); err != nil {
-		return err
+	if resp, err := conn.Do(req).Get(); err != nil {
+		// return err
+		return fmt.Errorf("%w: resp: %v", err, resp)
 	}
 
 	return nil