PyMySQL
diff --git a/‎.github/workflows/test.yaml
-8 b/‎.github/workflows/test.yaml
-8
diff --git a/‎ci/docker-entrypoint-initdb.d/mariadb.sql
-15 b/‎ci/docker-entrypoint-initdb.d/mariadb.sql
-15
diff --git a/‎pymysql/tests/test_connection.py
+32 b/‎pymysql/tests/test_connection.py
+32
diff --git a/‎tests/test_mariadb_auth.py
-24 b/‎tests/test_mariadb_auth.py
-24
@@ -12,15 +12,12 @@ jobs:
         include:
           - db: "mariadb:10.2"
             py: "3.9"
-            mariadb_auth: true
 
           - db: "mariadb:10.3"
             py: "3.8"
-            mariadb_auth: true
 
           - db: "mariadb:10.5"
             py: "3.7"
-            mariadb_auth: true
 
           - db: "mysql:5.6"
             py: "3.6"
@@ -89,11 +86,6 @@ jobs:
           docker cp mysqld:/var/lib/mysql/client-cert.pem "${HOME}"
           pytest -v --cov --cov-config .coveragerc tests/test_auth.py;
 
-      - name: Run MariaDB auth test
-        if: ${{ matrix.mariadb_auth }}
-        run: |
-          pytest -v --cov --cov-config .coveragerc tests/test_mariadb_auth.py
-
       - name: Report coverage
         run: coveralls --service=github
         env:
 
@@ -1,17 +1,2 @@
-/*M!100401 CREATE USER nopass_ed25519 IDENTIFIED VIA ed25519 USING PASSWORD('') */;
-/*M!100401 CREATE USER user_ed25519 IDENTIFIED VIA ed25519 USING PASSWORD('pass_ed25519') */;
 /*M!100122 INSTALL SONAME "auth_ed25519" */;
---
--- MariaDB [(none)]> select  ed25519_password("");
--- +---------------------------------------------+
--- | ed25519_password("")                        |
--- +---------------------------------------------+
--- | 4LH+dBF+G5W2CKTyId8xR3SyDqZoQjUNUVNxx8aWbG4 |
--- +---------------------------------------------+
---
-
-/*M!100401 CREATE USER nopass_ed25519 IDENTIFIED VIA ed25519 USING '4LH+dBF+G5W2CKTyId8xR3SyDqZoQjUNUVNxx8aWbG4' */;
-/*M!100401 CREATE USER user_ed25519 IDENTIFIED VIA ed25519 USING PASSWORD('pass_ed25519') */;
 /*M!100122 CREATE FUNCTION ed25519_password RETURNS STRING SONAME "auth_ed25519.so" */;
-/*M!100203 EXECUTE IMMEDIATE CONCAT('CREATE USER IF NOT EXISTS nopass_ed25519 IDENTIFIED VIA ed25519 USING "', ed25519_password("") ,'";') */;
-/*M!100203 EXECUTE IMMEDIATE CONCAT('CREATE USER IF NOT EXISTS user_ed25519 IDENTIFIED VIA ed25519 USING "', ed25519_password("pass_ed25519") ,'";') */;
@@ -53,6 +53,7 @@ class TestAuthentication(base.PyMySQLTestCase):
     pam_found = False
     mysql_old_password_found = False
     sha256_password_found = False
+    ed25519_found = False
 
     import os
 
@@ -97,6 +98,8 @@ class TestAuthentication(base.PyMySQLTestCase):
             mysql_old_password_found = True
         elif r[0] == "sha256_password":
             sha256_password_found = True
+        elif r[0] == "ed25519":
+            ed25519_found = True
         # else:
         #    print("plugin: %r" % r[0])
 
@@ -412,6 +415,35 @@ def testAuthSHA256(self):
             with self.assertRaises(pymysql.err.OperationalError):
                 pymysql.connect(user="pymysql_sha256", **db)
 
+    @pytest.mark.skipif(not ed25519_found, reason="no ed25519 authention plugin")
+    def testAuthEd25519(self):
+        db = self.db.copy()
+        del db["password"]
+        conn = self.connect()
+        c = conn.cursor()
+        c.execute("select ed25519_password(''), ed25519_password('ed25519_password')")
+        for r in c:
+            empty_pass = r[0].decode("ascii")
+            non_empty_pass = r[1].decode("ascii")
+
+        with TempUser(
+            c,
+            "pymysql_ed25519",
+            self.databases[0]["database"],
+            "ed25519",
+            empty_pass,
+        ) as u:
+            pymysql.connect(user="pymysql_ed25519", password="", **db)
+
+        with TempUser(
+            c,
+            "pymysql_ed25519",
+            self.databases[0]["database"],
+            "ed25519",
+            non_empty_pass,
+        ) as u:
+            pymysql.connect(user="pymysql_ed25519", password="ed25519_password", **db)
+
 
 class TestConnection(base.PyMySQLTestCase):
     def test_utf8mb4(self):