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* Use sqlite3_stmt_readonly to determine if sqlite3_changes should be called

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* Remove sys.dual dependency, improving multi-threaded applications
This commit is contained in:
Rangel Reale
2013-02-17 12:03:01 -03:00
parent c24893b8ab
commit 7f6bc31364
4 changed files with 4 additions and 76 deletions
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50
Data/SQLite/testsuite/src/SQLiteTest.cpp
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@@ -2557,55 +2557,6 @@ void SQLiteTest::testReconnect()
}
void SQLiteTest::testSystemTable()
{
Session session (Poco::Data::SQLite::Connector::KEY, "dummy.db");
int cntFile = 0;
session << "DROP TABLE IF EXISTS Test", now;
session << "CREATE TABLE Test (Test INTEGER)", now;
session << "INSERT INTO Test VALUES (1)", now;
session << "SELECT count(*) FROM Test", into(cntFile), now;
assert (1 == cntFile);
int cntMem = -1;
session << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (0 == cntMem);
session << "INSERT INTO sys.dual VALUES ('test')", now;
session << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (1 == cntMem);
// connect another session
Session session2(Poco::Data::SQLite::Connector::KEY, "dummy.db");
// verify it has it's own sys table
session2 << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (0 == cntMem);
// verify it shares the file table
session2 << "SELECT count(*) FROM Test", into(cntFile), now;
assert (1 == cntFile);
session2 << "INSERT INTO sys.dual VALUES ('test')", now;
session2 << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (1 == cntMem);
session << "DELETE FROM sys.dual", now;
session << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (0 == cntMem);
session2 << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (1 == cntMem);
session2 << "DELETE FROM sys.dual", now;
session2 << "SELECT count(*) FROM sys.dual", into(cntMem), now;
assert (0 == cntMem);
try
{
session << "DROP TABLE sys.dual", now;
fail ("must throw");
}
catch (InvalidAccessException&) { }
}
void SQLiteTest::testThreadModes()
{
using namespace Poco::Data::SQLite;
@@ -2747,7 +2698,6 @@ CppUnit::Test* SQLiteTest::suite()
CppUnit_addTest(pSuite, SQLiteTest, testMultipleResults);
CppUnit_addTest(pSuite, SQLiteTest, testPair);
CppUnit_addTest(pSuite, SQLiteTest, testReconnect);
CppUnit_addTest(pSuite, SQLiteTest, testSystemTable);
CppUnit_addTest(pSuite, SQLiteTest, testThreadModes);
return pSuite;

1
Data/SQLite/testsuite/src/SQLiteTest.h
View File

@@ -132,7 +132,6 @@ public:
void testMultipleResults();
void testReconnect();
void testSystemTable();
void testThreadModes();