/** Tests that new connections are created on the fly. */
@Test
public void testConnectionCreate() throws InterruptedException, SQLException {
CommonTestUtils.logTestInfo("Tests that new connections are created on the fly");
config.setMinConnectionsPerPartition(10);
config.setMaxConnectionsPerPartition(20);
config.setAcquireIncrement(5);
config.setPartitionCount(1);
config.setReleaseHelperThreads(0);
BoneCP dsb = new BoneCP(config);
assertEquals(10, dsb.getTotalCreatedConnections());
assertEquals(0, dsb.getTotalLeased());
for (int i = 0; i < 10; i++) {
dsb.getConnection();
}
assertEquals(10, dsb.getTotalLeased());
for (int i = 0; i < 60; i++) {
Thread.yield();
Thread.sleep(2000); // give time for pool watch thread to fire up
if (dsb.getTotalCreatedConnections() == 15) {
break;
}
}
assertEquals(15, dsb.getTotalCreatedConnections());
assertEquals(10, dsb.getTotalLeased());
assertEquals(5, dsb.getTotalFree());
dsb.shutdown();
CommonTestUtils.logPass();
}
/**
* Test case for cache put.
*
* @throws SQLException
* @throws SecurityException
* @throws NoSuchFieldException
* @throws IllegalArgumentException
* @throws IllegalAccessException
*/
@Test
public void testStatementCachePut()
throws SQLException, SecurityException, NoSuchFieldException, IllegalArgumentException,
IllegalAccessException {
CommonTestUtils.logTestInfo("Tests statement close (put in cache).");
String sql = CommonTestUtils.TEST_QUERY;
BoneCP dsb = null;
config.setMinConnectionsPerPartition(1);
config.setMaxConnectionsPerPartition(5);
config.setAcquireIncrement(1);
config.setPartitionCount(1);
config.setStatementsCacheSize(5);
config.setStatementReleaseHelperThreads(0);
config.setStatisticsEnabled(true);
dsb = new BoneCP(config);
Connection conn = dsb.getConnection();
Statement statement = conn.prepareStatement(sql);
statement.close();
Field statementCache = conn.getClass().getDeclaredField("preparedStatementCache");
statementCache.setAccessible(true);
IStatementCache cache = (IStatementCache) statementCache.get(conn);
statement = cache.get(sql);
assertNotNull(statement);
// Calling again should not provide the same object
assertNull(cache.get(sql));
// now pretend we have 1 connection being asked for the same statement
// twice
statement = conn.prepareStatement(sql);
Statement statement2 = conn.prepareStatement(sql);
statement.close(); // release it again
statement2.close(); // release the other one
statement2.close();
statement.close();
conn.close();
dsb.shutdown();
CommonTestUtils.logPass();
}
@Test
public void testGetReleaseSingleThread() throws InterruptedException, SQLException {
CommonTestUtils.logTestInfo("Test simple get/release connection from 1 partition");
config.setMinConnectionsPerPartition(30);
config.setMaxConnectionsPerPartition(100);
config.setAcquireIncrement(5);
config.setPartitionCount(1);
BoneCP dsb = new BoneCP(config);
for (int i = 0; i < 60; i++) {
Connection conn = dsb.getConnection();
conn.close();
}
assertEquals(0, dsb.getTotalLeased());
assertEquals(30, dsb.getTotalFree());
dsb.shutdown();
CommonTestUtils.logPass();
}
/**
* Test limits.
*
* @throws SQLException
* @throws SecurityException
* @throws NoSuchFieldException
* @throws IllegalArgumentException
* @throws IllegalAccessException
*/
@Test
public void testStatementCacheLimits()
throws SQLException, SecurityException, NoSuchFieldException, IllegalArgumentException,
IllegalAccessException {
CommonTestUtils.logTestInfo("Tests statement caching module.");
String sql = CommonTestUtils.TEST_QUERY;
BoneCP dsb = null;
config.setMinConnectionsPerPartition(2);
config.setMaxConnectionsPerPartition(5);
config.setAcquireIncrement(1);
config.setPartitionCount(1);
config.setStatementsCacheSize(5);
dsb = new BoneCP(config);
Connection conn = dsb.getConnection();
StatementHandle statement = (StatementHandle) conn.prepareStatement(sql);
StatementCache cache = new StatementCache(5, true, new Statistics(dsb));
cache.putIfAbsent("test1", statement);
cache.putIfAbsent("test2", statement);
cache.putIfAbsent("test3", statement);
cache.putIfAbsent("test4", statement);
cache.putIfAbsent("test5", statement);
conn.close();
for (int i = 0; i < 5000000; i++) {
cache.putIfAbsent("test" + i, statement);
if ((i % 10000) == 0) {
System.gc();
}
if (cache.size() != i) {
break;
}
}
// some elements should have been dropped in the cache
assertFalse(cache.size() == 5000000);
dsb.shutdown();
CommonTestUtils.logPass();
}
/**
* Prepared statement tests.
*
* @throws SQLException
* @throws SecurityException
* @throws NoSuchFieldException
* @throws IllegalArgumentException
* @throws IllegalAccessException
*/
@Test
public void testPreparedStatement()
throws SQLException, SecurityException, NoSuchFieldException, IllegalArgumentException,
IllegalAccessException {
BoneCP dsb = null;
CommonTestUtils.logTestInfo("Tests that prepared statements are obtained from cache when set.");
config.setMinConnectionsPerPartition(10);
config.setMaxConnectionsPerPartition(20);
config.setAcquireIncrement(5);
config.setPartitionCount(1);
config.setStatementsCacheSize(1);
config.setLogStatementsEnabled(true);
config.setStatementReleaseHelperThreads(0);
dsb = new BoneCP(config);
ConnectionHandle con = (ConnectionHandle) dsb.getConnection();
Field preparedStatement = con.getClass().getDeclaredField("preparedStatementCache");
preparedStatement.setAccessible(true);
// switch to our mock
preparedStatement.set(con, mockCache);
expect(mockCache.get(isA(String.class))).andReturn(null);
// mockCache.put(isA(String.class), isA(PreparedStatement.class));
replay(mockCache);
Statement statement = con.prepareStatement(CommonTestUtils.TEST_QUERY);
statement.close();
verify(mockCache);
reset(mockCache);
expect(mockCache.get(isA(String.class))).andReturn(null);
replay(mockCache);
con.prepareStatement(CommonTestUtils.TEST_QUERY);
statement.close();
verify(mockCache);
dsb.shutdown();
statement.close();
con.close();
CommonTestUtils.logPass();
}
/** Tests that new connections are created on the fly. */
@Test
public void testConnectionCreate() throws InterruptedException, SQLException {
CommonTestUtils.logTestInfo("Tests that new connections are created on the fly");
config.setMinConnectionsPerPartition(10);
config.setMaxConnectionsPerPartition(20);
config.setAcquireIncrement(5);
config.setPartitionCount(1);
config.setReleaseHelperThreads(0);
config.setPoolAvailabilityThreshold(0);
BoneCP dsb = new BoneCP(config);
assertEquals(10, dsb.getTotalCreatedConnections());
assertEquals(0, dsb.getTotalLeased());
Connection[] con = new Connection[10];
for (int i = 0; i < 10; i++) {
con[i] = dsb.getConnection(); // keep track of it to avoid finalizer
}
assertEquals(10, dsb.getTotalLeased());
for (int i = 0; i < 10; i++) {
Thread.yield();
Thread.sleep(500); // give time for pool watch thread to fire up
if (dsb.getTotalCreatedConnections() == 15) {
break;
}
}
assertEquals(15, dsb.getTotalCreatedConnections());
assertEquals(10, dsb.getTotalLeased());
assertEquals(5, dsb.getTotalFree());
for (Connection c : con) {
c.close();
}
dsb.shutdown();
CommonTestUtils.logPass();
}
@Test
public void testClosedConnection() throws InterruptedException, SQLException {
BoneCP dsb = null;
CommonTestUtils.logTestInfo(
"Tests that closed connections trigger exceptions if use is attempted.");
config.setMinConnectionsPerPartition(10);
config.setMaxConnectionsPerPartition(20);
config.setAcquireIncrement(5);
config.setPartitionCount(1);
try {
dsb = new BoneCP(config);
Connection conn = dsb.getConnection();
conn.prepareCall(CommonTestUtils.TEST_QUERY);
conn.close();
try {
conn.prepareCall(CommonTestUtils.TEST_QUERY);
fail("Should have thrown an exception");
} catch (SQLException e) {
CommonTestUtils.logPass();
}
} finally {
dsb.shutdown();
}
}