Add mock implementation of user search for testing

test/user_test.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"net/http/httptest"
 	"strconv"
+	"strings"
 	"testing"
 	"time"
 
@@ -139,6 +140,16 @@ func (mockUser) SelectByUsername(username string) ([]schemas.InfoUserSchema, err
 	return nil, sql.ErrNoRows
 }
 
+func (mockUser) SelectByUsernameLike(username string) ([]schemas.InfoUserSchema, error) {
+	var users []schemas.InfoUserSchema
+	for _, u := range mockUsers {
+		if strings.HasPrefix(u.Username, username) {
+			users = append(users, schemas.InfoUserFromFullUser(u))
+		}
+	}
+	return users, nil
+}
+
 // Users with IDs 1-3 have authentication. Everyone else will be rejected.
 func (mockUser) Authenticate(name string, password string) (uint32, error) {
 	if correctpassword, ok := mockUserPasswords[name]; ok && password == correctpassword {