Handle the 'real' datatype correctly in the SQLite driver

The 'real' datatype should be seen as a QVariant::Double type and not as
a QVariant::String type otherwise it does not get presented correctly
when using a non Qt application to access it.

Test is included for QSqlQuery.

Task-number: QTBUG-16373

Change-Id: Ie323ce49eb95e4d6bb4c3814ba9a957a63f4b259
Reviewed-by: Yunqiao Yin <charles.yin@nokia.com>
(cherry picked from commit b23631015c23a49e3b4d296ea0a6266bfce3d4f1)
Reviewed-by: Mark Brand <mabrand@mabrand.nl>
This commit is contained in:
Andy Shaw 2012-01-19 21:39:30 +01:00 committed by Qt by Nokia
parent 1175ec444f
commit 5bab4744ba
3 changed files with 32 additions and 1 deletions

View File

@ -95,6 +95,7 @@ static QVariant::Type qGetColumnType(const QString &tpName)
return QVariant::Int;
if (typeName == QLatin1String("double")
|| typeName == QLatin1String("float")
|| typeName == QLatin1String("real")
|| typeName.startsWith(QLatin1String("numeric")))
return QVariant::Double;
if (typeName == QLatin1String("blob"))

View File

@ -965,7 +965,7 @@ void tst_QSqlDatabase::recordSQLite()
FieldDef("integer", QVariant::Int, QVariant(13)),
FieldDef("int", QVariant::Int, QVariant(12)),
FieldDef("real", QVariant::String, QVariant(1.234567890123456)),
FieldDef("real", QVariant::Double, QVariant(1.234567890123456)),
FieldDef()
};

View File

@ -219,6 +219,9 @@ private slots:
void sqlite_constraint_data() { generic_data("QSQLITE"); }
void sqlite_constraint();
void sqlite_real_data() { generic_data("QSQLITE"); }
void sqlite_real();
private:
// returns all database connections
void generic_data(const QString &engine=QString());
@ -3309,5 +3312,32 @@ void tst_QSqlQuery::sqlite_constraint()
QCOMPARE(q.lastError().databaseText(), QLatin1String("Raised Abort successfully"));
}
void tst_QSqlQuery::sqlite_real()
{
QFETCH(QString, dbName);
QSqlDatabase db = QSqlDatabase::database(dbName);
CHECK_DATABASE(db);
const QString tableName(qTableName("sqliterealtype", __FILE__));
tst_Databases::safeDropTable( db, tableName );
QSqlQuery q(db);
QVERIFY_SQL(q, exec("CREATE TABLE " + tableName + " (id INTEGER, realVal REAL)"));
QVERIFY_SQL(q, exec("INSERT INTO " + tableName + " (id, realVal) VALUES (1, 2.3)"));
QVERIFY_SQL(q, exec("SELECT realVal FROM " + tableName));
QVERIFY(q.next());
QCOMPARE(q.value(0).toDouble(), 2.3);
QCOMPARE(q.record().field(0).type(), QVariant::Double);
q.prepare("INSERT INTO " + tableName + " (id, realVal) VALUES (?, ?)");
QVariant var((double)5.6);
q.addBindValue(4);
q.addBindValue(var);
QVERIFY_SQL(q, exec());
QVERIFY_SQL(q, exec("SELECT realVal FROM " + tableName + " WHERE ID=4"));
QVERIFY(q.next());
QCOMPARE(q.value(0).toDouble(), 5.6);
}
QTEST_MAIN( tst_QSqlQuery )
#include "tst_qsqlquery.moc"