Fixed unit tests failing due to missing permissions on the mysql.user table.

Author: Jose Ramirez

Tests/MySql.Data.Tests/MySqlCommandTests.cs

@@ -54,7 +54,7 @@ public void InvalidCast()
  string password = "123";
  if (!st.conn.driver.Version.isAtLeast(5,7,0))
  {
- st.ExecuteSQLAsRoot(string.Format("GRANT USAGE ON *.* TO '{0}'@'localhost'", st.conn.Settings.UserID));
+ st.ExecuteSQLAsRoot(string.Format("GRANT SELECT ON mysql.user TO '{0}'@'localhost'", st.conn.Settings.UserID));
  var command = st.conn.CreateCommand();
  command.CommandText = string.Format("SELECT count(*) FROM mysql.user WHERE user LIKE '{0}%'", userName);
  if ((long) command.ExecuteScalar() > 0)

Tests/MySql.Data.Tests/MySqlConnectionTests.cs

@@ -46,10 +46,6 @@ public void SetFixture(SetUpClass data)
  st = data;
  }
 
- [Fact]
- public void test()
- { }
-
  [Fact]
  public void TestConnectionStrings()
  {
@@ -1412,6 +1408,7 @@ public void ConnectUsingMySqlNativePasswordPlugin()
  Assert.Contains("TLSv1", reader.GetString(1));
  }
 
+ st.ExecuteSQLAsRoot(string.Format("GRANT SELECT ON mysql.user TO '{0}'@'localhost'", userName));
  command.CommandText = String.Format("SELECT `User`, `plugin` FROM `mysql`.`user` WHERE `User` = '{0}';", userName);
  using (MySqlDataReader reader = command.ExecuteReader())
  {

Tests/MySql.Data.Tests/SetUp.cs

@@ -436,7 +436,7 @@ internal protected string CreateUser(string userName, string password, string pl
  }
  else
  {
- ExecuteSQLAsRoot(string.Format("GRANT USAGE ON *.* TO '{0}'@'localhost'", connection.Settings.UserID));
+ ExecuteSQLAsRoot(string.Format("GRANT SELECT ON mysql.user TO '{0}'@'localhost'", connection.Settings.UserID));
  var cmd = connection.CreateCommand();
  cmd.CommandText = string.Format("SELECT count(*) FROM mysql.user WHERE user LIKE '{0}%'", userName);
  if ((long)cmd.ExecuteScalar() > 0)