external data: add a test that shows that cropping to DB area works

Change-Id: Ic883a5f625d54bf8cc95785a9ab1a83f0c8aa2ec

sc/qa/unit/dataproviders_test.cxx

@@ -29,9 +29,11 @@ public:
     virtual void tearDown() override;
 
     void testCSVImport();
+    void testDataLargerThanDB();
 
     CPPUNIT_TEST_SUITE(ScDataProvidersTest);
     CPPUNIT_TEST(testCSVImport);
+    CPPUNIT_TEST(testDataLargerThanDB);
     CPPUNIT_TEST_SUITE_END();
 
 private:
@@ -67,6 +69,34 @@ void ScDataProvidersTest::testCSVImport()
     CPPUNIT_ASSERT_EQUAL(OUString("test3"), m_pDoc->GetString(2, 1, 0));
 }
 
+void ScDataProvidersTest::testDataLargerThanDB()
+{
+    ScDBData* pDBData = new ScDBData("testDB", 0, 0, 0, 1, 1);
+    bool bInserted = m_pDoc->GetDBCollection()->getNamedDBs().insert(pDBData);
+    CPPUNIT_ASSERT(bInserted);
+
+    OUString aFileURL;
+    createFileURL("test1.", "csv", aFileURL);
+    sc::ExternalDataSource aDataSource(aFileURL, "org.libreoffice.calc.csv", m_pDoc);
+    aDataSource.setDBData(pDBData);
+
+
+    m_pDoc->GetExternalDataMapper().insertDataSource(aDataSource);
+    auto& rDataSources = m_pDoc->GetExternalDataMapper().getDataSources();
+    CPPUNIT_ASSERT(!rDataSources.empty());
+
+    rDataSources[0].refresh(m_pDoc, true);
+    Scheduler::ProcessEventsToIdle();
+
+    CPPUNIT_ASSERT_EQUAL(1.0, m_pDoc->GetValue(0, 0, 0));
+    CPPUNIT_ASSERT_EQUAL(2.0, m_pDoc->GetValue(1, 0, 0));
+    CPPUNIT_ASSERT_EQUAL(0.0, m_pDoc->GetValue(2, 0, 0));
+    CPPUNIT_ASSERT_EQUAL(0.0, m_pDoc->GetValue(3, 0, 0));
+    CPPUNIT_ASSERT_EQUAL(OUString("test1"), m_pDoc->GetString(0, 1, 0));
+    CPPUNIT_ASSERT_EQUAL(OUString("test2"), m_pDoc->GetString(1, 1, 0));
+    CPPUNIT_ASSERT_EQUAL(OUString(), m_pDoc->GetString(2, 1, 0));
+}
+
 ScDataProvidersTest::ScDataProvidersTest() :
     ScBootstrapFixture( "/sc/qa/unit/data/dataprovider" ),
     m_pDoc(nullptr)