GPU Calc: unit test cases for VAR

Need open macro NO_FALLBACK_TO_SWINTERP in formulagroupcl.cxx for test

AMLOEXT-79 BUG

Change-Id: Iedb355e8ffd5b9ef768baee49d3776fcb7ebb348
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>

sc/qa/unit/opencl-test.cxx

@@ -182,6 +182,7 @@ public:
     void testMathFormulaCoth();
     void testFinacialNPER1Formula();
     void testStatisticalFormulaFDist();
+    void testStatisticalFormulaVar();
     CPPUNIT_TEST_SUITE(ScOpenclTest);
     CPPUNIT_TEST(testSharedFormulaXLS);
     CPPUNIT_TEST(testFinacialFormula);
@@ -295,6 +296,7 @@ public:
     CPPUNIT_TEST(testMathFormulaCoth);
     CPPUNIT_TEST(testFinacialNPER1Formula);
     CPPUNIT_TEST(testStatisticalFormulaFDist);
+    CPPUNIT_TEST(testStatisticalFormulaVar);
     CPPUNIT_TEST_SUITE_END();
 
 private:
@@ -1605,6 +1607,31 @@ void ScOpenclTest::testStatisticalFormulaWeibull()
     xDocSh->DoClose();
     xDocShRes->DoClose();
 }
+//[AMLOEXT-79]
+void ScOpenclTest::testStatisticalFormulaVar()
+{
+    if (!detectOpenCLDevice())
+        return;
+
+    ScDocShellRef xDocSh = loadDoc("opencl/statistical/Var.", XLS);
+    ScDocument* pDoc = xDocSh->GetDocument();
+    CPPUNIT_ASSERT(pDoc);
+    enableOpenCL();
+    pDoc->CalcAll();
+
+    ScDocShellRef xDocShRes = loadDoc("opencl/statistical/Var.", XLS);
+    ScDocument* pDocRes = xDocShRes->GetDocument();
+    CPPUNIT_ASSERT(pDocRes);
+    // Check the results of formula cells in the shared formula range.
+    for (SCROW i = 1; i <= 20; ++i)
+    {
+        double fLibre = pDoc->GetValue(ScAddress(1,i,0));
+        double fExcel = pDocRes->GetValue(ScAddress(1,i,0));
+        CPPUNIT_ASSERT_DOUBLES_EQUAL(fExcel, fLibre, fabs(0.0001*fExcel));
+    }
+    xDocSh->DoClose();
+    xDocShRes->DoClose();
+}
 //[AMLOEXT-82]
 void ScOpenclTest::testStatisticalFormulaPearson()
 {

sc/source/core/tool/token.cxx

@@ -1415,6 +1415,7 @@ void ScTokenArray::CheckToken( const FormulaToken& r )
             case ocCot:
             case ocCotHyp:
             case ocFDist:
+            case ocVar:
             // Don't change the state.
             break;
             default: