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HCOLL-231 Use only write locking while we solve a concurrency issue.

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This commit is contained in:
Peter Lawrey
2014-12-10 19:06:16 +00:00
parent ae949e406a
commit 628e2c6100
2 changed files with 38 additions and 22 deletions
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src/test/java/net/openhft/chronicle/map/LargeEntriesTest.java
+14 -18
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@@ -26,6 +26,8 @@ import org.junit.Test;
import java.beans.XMLEncoder;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
@@ -40,12 +42,13 @@ import static org.junit.Assert.*;
public class LargeEntriesTest {
static final int ENTRIES = 6400;
static final int ENTRY_SIZE = 1024;
static final int ENTRY_SIZE = 102400;
private static final boolean TESTING = Boolean.getBoolean("testing");
@Test
@Ignore
public void testLargeStrings() throws ExecutionException, InterruptedException {
public void testLargeStrings() throws ExecutionException, InterruptedException, IOException {
File file = File.createTempFile("largeEntries", ".deleteme");
final ChronicleMap<String, String> map = ChronicleMapBuilder
.of(String.class, String.class)
.valueMarshaller(SnappyStringMarshaller.INSTANCE)
@@ -53,7 +56,7 @@ public class LargeEntriesTest {
.entries(ENTRIES * 2)
.entrySize(ENTRY_SIZE / 4)
.putReturnsNull(true)
.create();
.createPersistedTo(file);
{
int threads = 4; //Runtime.getRuntime().availableProcessors();
ExecutorService es = Executors.newFixedThreadPool(threads);
@@ -124,20 +127,14 @@ public class LargeEntriesTest {
SnappyStringMarshaller.INSTANCE.read(bytes);
bytes.release();
}
Object lock = TESTING ? Thread.currentThread() : map;
List<String> keys = new ArrayList<>();
for (int i = start; i < finish; i++) {
String key = "key-" + i;
String object;
synchronized (lock) {
map.put(key, value);
keys.add(key);
for (String s : keys)
assertTrue(s, map.containsKey(s));
object = map.get(key);
assertTrue(key, map.containsKey(key));
}
map.put(key, value);
object = map.get(key);
assertTrue(key, map.containsKey(key));
assertNotNull(key, object);
assertEquals(key, entrySize, object.length());
@@ -147,12 +144,11 @@ public class LargeEntriesTest {
for (int i = start; i < finish; i++) {
// System.out.println(i);
String key = "key-" + i;
synchronized (lock) {
String object = map.get(key);
assertNotNull(key, object);
assertEquals(key, entrySize, object.length());
}
String object = map.get(key);
assertNotNull(key, object);
assertEquals(key, entrySize, object.length());
}
}
}