@Test
public void testOtherDatabaseNames() throws SQLException {
mockConnection.setEmptyResults();
new Connection(mockConnection, "foobar").createStatement().executeQuery(SELECT);
assertTrue(mockConnection.lastRequest.hasDatabaseName());
assertEquals("foobar", mockConnection.lastRequest.getDatabaseName());
}
@Test
public void testClientIds() throws SQLException {
mockConnection.setEmptyResults();
connection.createStatement().executeQuery(SELECT);
int id1 = mockConnection.lastRequest.getTransactionId();
new Connection(mockConnection, "test").createStatement().executeQuery(SELECT);
int id2 = mockConnection.lastRequest.getTransactionId();
assertTrue(id1 != id2);
}
@Test
public void testFailedTransactionRollback() throws SQLException {
connection.setAutoCommit(false);
// Failed statement
mockConnection.setError(42, "bad");
Statement s = connection.createStatement();
try {
s.executeUpdate("DELETE bad");
fail("expected exception");
} catch (SQLException e) {
}
assertNull(mockConnection.lastFinish);
// All future statements should also fail
mockConnection.setUpdateCount(42);
try {
s.executeUpdate("DELETE good");
fail("expected exception");
} catch (SQLException e) {
}
connection.enableStrictMode(true);
try {
connection.commit();
fail("expected exception");
} catch (SQLException e) {
}
// rollback this transaction
connection.rollback();
assertNull(mockConnection.lastFinish);
try {
// Can't rollback: no transaction!
connection.rollback();
fail("expected exception");
} catch (SQLException e) {
}
assertEquals(42, s.executeUpdate("DELETE good"));
}
@Test
public void testDeadlockTransactionRollback() throws SQLException {
connection.setAutoCommit(false);
// Failed statement
mockConnection.setError(Jdbc.ErrorCode.DEADLOCK.getNumber(), "deadlock");
Statement s = connection.createStatement();
try {
s.executeUpdate("DELETE bad");
fail("expected exception");
} catch (SQLException e) {
assertEquals(Jdbc.ErrorCode.DEADLOCK.getNumber(), e.getErrorCode());
assertEquals("40001", e.getSQLState());
}
assertNull(mockConnection.lastFinish);
}
