public void TestGuidFormat() { string vide = Guid.Empty.ToString(); string v; v = SqlFormat.GuidFormat(Guid.Empty, withCote: false); AssertAreEqual(v, vide, "Guid Null 1"); v = SqlFormat.GuidFormat(Guid.Empty, withCote: true); AssertAreEqual(v, $"'{vide}'", "Guid Null 2"); v = SqlFormat.GuidFormat(Guid.Empty, nullable: true); AssertAreEqual(v, "NULL", "Guid Null 3"); v = SqlFormat.GuidFormat(Guid.Empty, nullable: false, withCote: true); AssertAreEqual(v, $"'{vide}'", "Guid Null 4"); Guid g = Guid.NewGuid(); v = SqlFormat.GuidFormat(g, withCote: false); AssertAreEqual(v, g.ToString(), "GUID 5"); v = SqlFormat.GuidFormat(g, withCote: true); AssertAreEqual(v, $"'{g}'", "GUID 6"); }