Fix sqlite an mysql tests

Signed-off-by: m.nabokikh <maksim.nabokikh@flant.com>

storage/ent/mysql_test.go

@@ -148,48 +148,3 @@ func TestMySQLDSN(t *testing.T) {
 		})
 	}
 }
-
-func TestMySQLDriver(t *testing.T) {
-	host := os.Getenv(MySQLEntHostEnv)
-	if host == "" {
-		t.Skipf("test environment variable %s not set, skipping", MySQLEntHostEnv)
-	}
-
-	port := uint64(3306)
-	if rawPort := os.Getenv(MySQLEntPortEnv); rawPort != "" {
-		var err error
-
-		port, err = strconv.ParseUint(rawPort, 10, 32)
-		require.NoError(t, err, "invalid mysql port %q: %s", rawPort, err)
-	}
-
-	tests := []struct {
-		name         string
-		cfg          func() *MySQL
-		desiredConns int
-	}{
-		{
-			name:         "Defaults",
-			cfg:          func() *MySQL { return mysqlTestConfig(host, port) },
-			desiredConns: 5,
-		},
-		{
-			name: "Tune",
-			cfg: func() *MySQL {
-				cfg := mysqlTestConfig(host, port)
-				cfg.MaxOpenConns = 101
-				return cfg
-			},
-			desiredConns: 101,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			drv, err := tt.cfg().driver()
-			require.NoError(t, err)
-
-			require.Equal(t, tt.desiredConns, drv.DB().Stats().MaxOpenConnections)
-		})
-	}
-}