Use NUnit3 attribute: OneTimeSetUp instead of TestFixtureSetUp.
Use NUnit3 attribute: OneTimeSetUp instead of TestFixtureSetUp.

ClosedXML/ClosedXML,clinchergt/ClosedXML,vbjay/ClosedXML,igitur/ClosedXML,JavierJJJ/ClosedXML,b0bi79/ClosedXML,jongleur1983/ClosedXML