The informative error was completely clear

in expectedGetFields()

Faster tests, more informative and easy to adapt-configure per driver

To skip the tests and show an informative message.

To test private and protected methods easily.
Not allways necessary, but useful to check hidden b...

kumbia_test.test

In english and the database name is less generic to avoid colissions

So will be easy to pass parameters

in lower case

The class have return typehints

The createClass must return Metadata::class

getMetadata()

for all db drivers

and add use

To unify all db driver tests

Deprecated and not used with psr-4

PHP >=4.2.0
psr-4 autoload

Never used or necessary

$sql, [ 1, 2, 3] no more strings