Merge branch 'xx-4171/fix-map-search' into 'release'

Search in map backend wasn't returning username

See merge request elixxir/user-discovery-bot!60

storage/udbMap.go

@@ -151,6 +151,7 @@ func (m *MapImpl) Search(factHashes [][]byte) ([]*User, error) {
 					return nil, errors.New("no user associated with hash, this should not be possible")
 				}
 				users[*uid] = &User{
+					Username:              u.Username,
 					Id:                    u.Id,
 					RsaPub:                u.RsaPub,
 					DhPub:                 u.DhPub,

storage/udbMap_test.go

@@ -412,6 +412,7 @@ func TestMapImpl_Search(t *testing.T) {
 	uid := id.NewIdFromString("testuserid", id.User, t)
 	user := &User{
 		Id:        uid.Marshal(),
+		Username:  "zezima",
 		RsaPub:    "testrsa",
 		DhPub:     []byte("testdh"),
 		Salt:      []byte("testsalt"),
@@ -442,4 +443,7 @@ func TestMapImpl_Search(t *testing.T) {
 	if len(ulist) != 1 {
 		t.Errorf("Did not receive expected num users.  Received: %d, expected: %d", len(ulist), 1)
 	}
+	if user.Username != ulist[0].Username {
+		t.Errorf("Search did not return expected username\n\tExpected: %s\n\tReceived: %s\n", user.Username, ulist[0].Username)
+	}
 }