Add more tests for PoolArenaMetric

Motivation:

We should add some more tests for PoolarenaMetric

Modifications:

Add more tests

Result:

Better test coverage for metrics
This commit is contained in:
Norman Maurer 2016-05-20 10:44:29 +02:00
parent 2e352b75ac
commit d41f076419

View File

@ -36,6 +36,42 @@ import static org.junit.Assert.assertTrue;
public class PooledByteBufAllocatorTest { public class PooledByteBufAllocatorTest {
@Test
public void testArenaMetricsNoCache() {
testArenaMetrics0(new PooledByteBufAllocator(true, 2, 2, 8192, 11, 0, 0, 0), 100, 0, 100, 100);
}
@Test
public void testArenaMetricsCache() {
testArenaMetrics0(new PooledByteBufAllocator(true, 2, 2, 8192, 11, 1000, 1000, 1000), 100, 1, 1, 0);
}
private static void testArenaMetrics0(
PooledByteBufAllocator allocator, int num, int expectedActive, int expectedAlloc, int expectedDealloc) {
for (int i = 0; i < num; i++) {
assertTrue(allocator.directBuffer().release());
assertTrue(allocator.heapBuffer().release());
}
assertArenaMetrics(allocator.directArenas(), expectedActive, expectedAlloc, expectedDealloc);
assertArenaMetrics(allocator.heapArenas(), expectedActive, expectedAlloc, expectedDealloc);
}
private static void assertArenaMetrics(
List<PoolArenaMetric> arenaMetrics, int expectedActive, int expectedAlloc, int expectedDealloc) {
int active = 0;
int alloc = 0;
int dealloc = 0;
for (PoolArenaMetric arena : arenaMetrics) {
active += arena.numActiveAllocations();
alloc += arena.numAllocations();
dealloc += arena.numDeallocations();
}
assertEquals(expectedActive, active);
assertEquals(expectedAlloc, alloc);
assertEquals(expectedDealloc, dealloc);
}
@Test @Test
public void testPoolChunkListMetric() { public void testPoolChunkListMetric() {
for (PoolArenaMetric arenaMetric: PooledByteBufAllocator.DEFAULT.heapArenas()) { for (PoolArenaMetric arenaMetric: PooledByteBufAllocator.DEFAULT.heapArenas()) {