add test team member (#1842)

* return err if teams API fails with StatusCode other than 404
* add unit test for 404 at team members

Co-authored-by: Jociele Padilha <jociele.padilha@zalando.de>
Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

pkg/cluster/cluster_test.go

@@ -194,8 +194,8 @@ type mockTeamsAPIClient struct {
 	members []string
 }
 
-func (m *mockTeamsAPIClient) TeamInfo(teamID, token string) (tm *teams.Team, err error) {
-	return &teams.Team{Members: m.members}, nil
+func (m *mockTeamsAPIClient) TeamInfo(teamID, token string) (tm *teams.Team, statusCode int, err error) {
+	return &teams.Team{Members: m.members}, statusCode, nil
 }
 
 func (m *mockTeamsAPIClient) setMembers(members []string) {
@@ -260,15 +260,15 @@ type mockTeamsAPIClientMultipleTeams struct {
 	teams []mockTeam
 }
 
-func (m *mockTeamsAPIClientMultipleTeams) TeamInfo(teamID, token string) (tm *teams.Team, err error) {
+func (m *mockTeamsAPIClientMultipleTeams) TeamInfo(teamID, token string) (tm *teams.Team, statusCode int, err error) {
 	for _, team := range m.teams {
 		if team.teamID == teamID {
-			return &teams.Team{Members: team.members}, nil
+			return &teams.Team{Members: team.members}, statusCode, nil
 		}
 	}
 
 	// should not be reached if a slice with teams is populated correctly
-	return nil, nil
+	return nil, statusCode, nil
 }
 
 // Test adding members of maintenance teams that get superuser rights for all PG databases

pkg/cluster/util.go

@@ -6,6 +6,7 @@ import (
 	"encoding/gob"
 	"encoding/json"
 	"fmt"
+	"net/http"
 	"reflect"
 	"sort"
 	"strings"
@@ -272,9 +273,14 @@ func (c *Cluster) getTeamMembers(teamID string) ([]string, error) {
 		return nil, fmt.Errorf("could not get oauth token to authenticate to team service API: %v", err)
 	}
 
-	teamInfo, err := c.teamsAPIClient.TeamInfo(teamID, token)
+	teamInfo, statusCode, err := c.teamsAPIClient.TeamInfo(teamID, token)
+
 	if err != nil {
-		c.logger.Warningf("could not get team info for team %q: %v", teamID, err)
+		if statusCode == http.StatusNotFound {
+			c.logger.Warningf("could not get team info for team %q: %v", teamID, err)
+		} else {
+			return nil, fmt.Errorf("could not get team info for team %q: %v", teamID, err)
+		}
 	} else {
 		for _, member := range teamInfo.Members {
 			if !(util.SliceContains(members, member)) {