A unit test for tdf#146367

Change-Id: Ie47f1525f387d019c7c1131a76faf3784ee99d4a
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128466
Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins
diff --git a/sc/qa/unit/ucalc_formula.cxx b/sc/qa/unit/ucalc_formula.cxx
index 5518342..c0fb17bc 100644
--- a/sc/qa/unit/ucalc_formula.cxx
+++ b/sc/qa/unit/ucalc_formula.cxx
@@ -4987,6 +4987,13 @@ void TestFormula::testFuncSUM()
    CPPUNIT_ASSERT_EQUAL_MESSAGE("A4 should have inherited the same error as A2.",
                           static_cast<int>(nErr), static_cast<int>(m_pDoc->GetErrCode(ScAddress(0,3,0))));

    // Test the dreaded 0.1 + 0.2 - 0.3 != 0.0
    m_pDoc->SetString(ScAddress(1,0,0), "=SUM(0.1;0.2;-0.3)");
    CPPUNIT_ASSERT_EQUAL(0.0, m_pDoc->GetValue(ScAddress(1,0,0)));
    // Also for +/- operators
    m_pDoc->SetString(ScAddress(1,1,0), "=0.1+0.2-0.3");
    CPPUNIT_ASSERT_EQUAL(0.0, m_pDoc->GetValue(ScAddress(1,1,0)));

    m_pDoc->DeleteTab(0);
}