tdf#117612: basic_macros: Add unittest

Change-Id: I4189b52be788deafe921c860f807ec5cee8ec667
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/118443
Tested-by: Jenkins
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>
diff --git a/basic/qa/basic_coverage/dateadd.bas b/basic/qa/basic_coverage/dateadd.bas
new file mode 100644
index 0000000..1fc65e2
--- /dev/null
+++ b/basic/qa/basic_coverage/dateadd.bas
@@ -0,0 +1,24 @@
'
' This file is part of the LibreOffice project.
'
' This Source Code Form is subject to the terms of the Mozilla Public
' License, v. 2.0. If a copy of the MPL was not distributed with this
' file, You can obtain one at http://mozilla.org/MPL/2.0/.
'

Function doUnitTest() As String
    TestUtil.TestInit
    verify_testDateAdd
    doUnitTest = TestUtil.GetResult()
End Function

Sub verify_testDateAdd()
    On Error GoTo errorHandler

    ' tdf#117612
    TestUtil.AssertEqual(DateAdd("m", 1, "2014-01-29"), CDate("2014-02-28"), "DateAdd(""m"", 1, ""2014-01-29"")")

    Exit Sub
errorHandler:
    TestUtil.ReportErrorHandler("verify_testDateAdd", Err, Error$, Erl)
End Sub