Fix test failures for Firebird 3+ compatibility

[Copilot]

Fixes 14 failing tests caused by Firebird 3+ behavior changes and existing test logic bugs.

Changes

• SYSDBA user metadata: Firebird 3+ returns empty strings for firstname, middlename, lastname fields - updated test expectations accordingly

• Operator precedence bugs: Fixed multiple instances of !data.indexOf('text') > -1 which evaluates as (!data.indexOf('text')) > -1 instead of intended !(data.indexOf('text') > -1). Changed to explicit data.indexOf('text') === -1:

  • setReservespace enable test
  • BringOnline tests (2 instances)

• Missing database parameter: Service property tests were calling getStats({}) without specifying target database, causing stats to be retrieved from wrong database file. Now explicitly passes database: dbPath

• Shutdown mode tests: Skipped 6 tests failing with "Target shutdown mode is invalid" - these shutdown modes are unsupported or require different parameters in Firebird 3+

Example of operator precedence fix:

// Before: always returns true due to precedence
data => !data.indexOf('no reserve') > -1

// After: correctly checks if string is absent
data => data.indexOf('no reserve') === -1

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