void SuperMapSelectTest::select_region()
{
CPPUNIT_ASSERT_MESSAGE("FDO连接未打开!", m_connection != NULL);
CPPUNIT_ASSERT_MESSAGE("FDO连接引用次数不为1!", m_connection->GetRefCount() == 1);
FdoPtr<FdoISelect> Select;
Select = (FdoISelect *)m_connection->CreateCommand(FdoCommandType_Select);
Select->SetFeatureClassName(L"面");
FdoPtr<FdoIFeatureReader> ret;
try
{
ret = Select->Execute();
}
catch (FdoException* ex)
{
FdoException* nex = ex;
while (nex)
{
AfxMessageBox(ex->GetExceptionMessage());
nex = nex->GetCause();
}
ex->Release();
}
catch(...)
{
CPPUNIT_FAIL("unresolved exception");
}
CPPUNIT_ASSERT_MESSAGE("返回的要素集合为空!", ret != NULL);
int count = 0;
int SmID;
int UserID;
double SmArea;
double SmPerimeter;
bool TestBoolen;
short TestShort;
float TestFloat;
FdoString *str;
FdoDateTime date;
int length;
FdoPtr<FdoByteArray> geometry;
try
{
while (ret->ReadNext ())
{
count++;
if(!ret->IsNull(L"SmID"))
{
SmID = ret->GetInt32 (L"SmID");
}
if(!ret->IsNull(L"SmUserID"))
{
UserID = ret->GetInt32 (L"SmUserID");
}
if(!ret->IsNull(L"SmArea"))
{
SmArea = ret->GetDouble (L"SmArea");
}
if(!ret->IsNull(L"SmPerimeter"))
{
SmPerimeter = ret->GetDouble (L"SmPerimeter");
}
if(!ret->IsNull(L"TestBoolen"))
{
TestBoolen = ret->GetBoolean (L"TestBoolen");
}
if(!ret->IsNull(L"TestShort"))
{
TestShort = ret->GetInt16(L"TestShort");
}
if(!ret->IsNull(L"TestFloat"))
{
TestFloat = ret->GetSingle(L"TestFloat");
}
if(!ret->IsNull(L"TestString"))
{
str = ret->GetString(L"TestString");
}
if(!ret->IsNull(L"TestDate"))
{
date = ret->GetDateTime(L"TestDate");
}
if(!ret->IsNull(L"长度"))
{
length = ret->GetInt32(L"长度");
}
if(!ret->IsNull(L"Geometry"))
{
geometry = ret->GetGeometry (L"Geometry");
}
CPPUNIT_ASSERT_MESSAGE ("几何对象类型不正确", FdoGeometryType_Polygon == *(int*)geometry->GetData());
}
CPPUNIT_ASSERT_MESSAGE ("未查出面数据集中的要素", 0 != count);
}
catch (FdoException* ex)
{
FdoException* nex = ex;
while (nex)
{
AfxMessageBox(ex->GetExceptionMessage());
nex = nex->GetCause();
}
ex->Release();
}
catch(...)
{
CPPUNIT_FAIL("unresolved exception");
}
}
void SQLTests::query ()
{
if (CreateSchemaOnly()) return;
try
{
FdoPtr<FdoISQLCommand> sqlCmd = (FdoISQLCommand*)mConnection->CreateCommand (FdoCommandType_SQLCommand);
// Clean up previous tests (ignore exceptions, we'll get one if the table doesn't actually exist):
try
{
sqlCmd->SetSQLStatement (L"drop table bar");
sqlCmd->ExecuteNonQuery ();
}
catch (FdoException *e)
{
e->Release();
}
// Execute various tests:
sqlCmd->SetSQLStatement (ArcSDETestConfig::SqlStmtCreateTable());
sqlCmd->ExecuteNonQuery ();
sqlCmd->SetSQLStatement (ArcSDETestConfig::SqlStmtInsert1());
sqlCmd->ExecuteNonQuery ();
sqlCmd->SetSQLStatement (L"select * from bar");
{
FdoPtr<FdoISQLDataReader> reader = sqlCmd->ExecuteReader ();
// Test accessing SQLDataReader's metadata BEFORE calling ReadNext():
IterateSQLDataReaderProperties(reader);
reader->ReadNext ();
CPPUNIT_ASSERT_MESSAGE ("int16 wrong", 42 == reader->GetInt16 (L"ID"));
CPPUNIT_ASSERT_MESSAGE ("int32 wrong", 8272772 == reader->GetInt32 (L"COUNT"));
float x = (float)reader->GetSingle (L"SCALE");
float diff = x - 1e-2f;
if (0 > diff)
diff = -diff;
CPPUNIT_ASSERT_MESSAGE ("float wrong", 1e-9 > diff);
double y = reader->GetDouble (L"LENGTH");
double difference = y - 10280288.29929;
if (0 > difference)
difference = -difference;
CPPUNIT_ASSERT_MESSAGE ("double wrong", 1e-4 > difference);
CPPUNIT_ASSERT_MESSAGE ("string wrong", 0 == wcscmp (L"the quick brown fox jumps over a lazy dog", reader->GetString(L"DESCRIPTION")));
FdoPtr<FdoBLOBValue> blobValue = static_cast<FdoBLOBValue*>(reader->GetLOB(L"DATA"));
FdoByteArray* data = blobValue->GetData();
FdoByte test[] = { 0x25, 0x2f, 0x82, 0xe3 };
for (int i = 0; i < data->GetCount (); i++)
CPPUNIT_ASSERT_MESSAGE ("blob wrong", test[i] == (*data)[i]);
data->Release ();
FdoDateTime now = reader->GetDateTime (L"MODIFIED");
struct tm systime;
#ifdef _WIN32
#pragma warning(disable : 4996)
_getsystime (&systime);
#pragma warning(default : 4996)
#else
time_t current;
time (¤t);
localtime_r (¤t, &systime);
#endif
CPPUNIT_ASSERT_MESSAGE ("year wrong (NOTE: THIS IS MAY BE CAUSED BY TIME ZONE DIFFERENCE BETWEEN SERVER AND CLIENT MACHINES)", now.year == systime.tm_year + 1900);
CPPUNIT_ASSERT_MESSAGE ("month wrong (NOTE: THIS IS MAY BE CAUSED BY TIME ZONE DIFFERENCE BETWEEN SERVER AND CLIENT MACHINES)", now.month == systime.tm_mon + 1);
CPPUNIT_ASSERT_MESSAGE ("day wrong (NOTE: THIS IS OFTEN CAUSED BY TIME ZONE DIFFERENCE BETWEEN SERVER AND CLIENT MACHINES)", now.day == systime.tm_mday);
//THE FOLLOWING TEST FAILS FREQUENTLY, SINCE THE CLIENT'S TIME AND SERVER'S TIME ARE USUALLY NOT IN SYNC:
//CPPUNIT_ASSERT_MESSAGE ("hour wrong", now.hour == systime.tm_hour);
}
// Test aggregate functions in select clause:
sqlCmd->SetSQLStatement (ArcSDETestConfig::SqlStmtInsert2());
sqlCmd->ExecuteNonQuery ();
sqlCmd->SetSQLStatement (L"select count(*) from bar");
FdoPtr<FdoISQLDataReader> reader = sqlCmd->ExecuteReader();
CPPUNIT_ASSERT_MESSAGE("Expected 1 row, got 0 rows instead.", reader->ReadNext ());
FdoInt32 colCount = reader->GetColumnCount();
CPPUNIT_ASSERT_MESSAGE ("column count wrong", colCount == 1);
FdoString *colName = reader->GetColumnName(0);
CPPUNIT_ASSERT_MESSAGE ("column name wrong", 0==FdoCommonOSUtil::wcsicmp(colName, ArcSDETestConfig::SqlCountStarColumnName()));
FdoDataType colType = reader->GetColumnType(colName);
if (colType==FdoDataType_Int32)
{
FdoInt32 iRowCount = reader->GetInt32(colName);
CPPUNIT_ASSERT_MESSAGE("count(*) value wrong", iRowCount == 2);
}
else if (colType==FdoDataType_Double)
{
double dRowCount = reader->GetDouble(colName);
CPPUNIT_ASSERT_MESSAGE("count(*) value wrong", dRowCount == 2);
}
CPPUNIT_ASSERT_MESSAGE("Expected 1 row, got 2 or more rows instead.", !reader->ReadNext ());
// Test functions in where clause:
sqlCmd->SetSQLStatement (ArcSDETestConfig::SqlStmtAggrQuery1());
reader = sqlCmd->ExecuteReader();
CPPUNIT_ASSERT_MESSAGE("Expected 1 row, got 0 rows instead.", reader->ReadNext ());
colCount = reader->GetColumnCount();
CPPUNIT_ASSERT_MESSAGE ("column count wrong", colCount == 1);
colName = reader->GetColumnName(0);
CPPUNIT_ASSERT_MESSAGE ("column name wrong", 0==FdoCommonOSUtil::wcsicmp(colName, ArcSDETestConfig::SqlAggrColumnName()));
colType = reader->GetColumnType(colName);
CPPUNIT_ASSERT_MESSAGE ("column type wrong", colType==FdoDataType_Double);
double dResult = reader->GetDouble(colName);
CPPUNIT_ASSERT_MESSAGE("ABS(SUM(length)) value wrong", ArcSDETests::fuzzyEqual(dResult, ArcSDETestConfig::SqlStmtAggrQuery1Result()));
CPPUNIT_ASSERT_MESSAGE("Expected 1 row, got 2 or more rows instead.", !reader->ReadNext ());
// Clean up:
sqlCmd->SetSQLStatement (L"drop table bar");
sqlCmd->ExecuteNonQuery ();
}
catch (FdoException *e)
{
fail(e);
}
}