GPU Calc: unit test cases for TDIST

Turn  NO_FALLBACK_TO_SWINTERP on in  formulagroupcl.cxx for test

AMLOEXT-190 BUG

Change-Id: I7d48101f41c592e8c83bd82aa87767e188ce37da
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>

sc/qa/unit/opencl-test.cxx

@@ -234,6 +234,7 @@ public:
     void testArrayFormulaSumX2PY2();
     void testStatisticalFormulaBetainv();
     void testStatisticalFormulaTTest();
+    void testStatisticalFormulaTDist();
     CPPUNIT_TEST_SUITE(ScOpenclTest);
     CPPUNIT_TEST(testSharedFormulaXLS);
     CPPUNIT_TEST(testFinacialFormula);
@@ -399,6 +400,7 @@ public:
     CPPUNIT_TEST(testArrayFormulaSumX2PY2);
     CPPUNIT_TEST(testStatisticalFormulaBetainv);
     CPPUNIT_TEST(testStatisticalFormulaTTest);
+    CPPUNIT_TEST(testStatisticalFormulaTDist);
     CPPUNIT_TEST_SUITE_END();
 
 private:
@@ -4404,6 +4406,31 @@ void ScOpenclTest::testStatisticalFormulaTTest()
     xDocSh->DoClose();
     xDocShRes->DoClose();
 }
+//[AMLOEXT-190]
+void ScOpenclTest::testStatisticalFormulaTDist()
+{
+    if (!detectOpenCLDevice())
+        return;
+
+    ScDocShellRef xDocSh = loadDoc("opencl/statistical/TDist.", XLS);
+    ScDocument* pDoc = xDocSh->GetDocument();
+    CPPUNIT_ASSERT(pDoc);
+    enableOpenCL();
+    pDoc->CalcAll();
+
+    ScDocShellRef xDocShRes = loadDoc("opencl/statistical/TDist.", 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(3,i,0));
+        double fExcel = pDocRes->GetValue(ScAddress(3,i,0));
+        CPPUNIT_ASSERT_DOUBLES_EQUAL(fExcel, fLibre, fabs(0.0001*fExcel));
+    }
+    xDocSh->DoClose();
+    xDocShRes->DoClose();
+}
 //[AMLOEXT-192]
 void ScOpenclTest::testStatisticalFormulaBinomDist()
 {

sc/source/core/tool/token.cxx

@@ -1465,6 +1465,7 @@ void ScTokenArray::CheckToken( const FormulaToken& r )
             case ocSumX2DY2:
             case ocBetaInv:
             case ocTTest:
+            case ocTDist:
             // Don't change the state.
             break;
             default: