HBASE-23645 Fixed remaining Checkstyle violations in hbase-common tests

Signed-off-by: Viraj Jasani <vjasani@apache.org>
This commit is contained in:
Jan Hentschel 2020-01-07 08:54:04 +01:00 committed by GitHub
parent 33f45d4413
commit 1eafba5603
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5 changed files with 144 additions and 165 deletions

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@ -47,4 +47,6 @@
<suppress checks="ImportOrder" message="Extra separation in import group before"/>
<suppress checks="MethodLength" files="org.apache.hadoop.hbase.thrift.DemoClient.java"/>
<suppress checks="LineLength" files="org.apache.hadoop.hbase.util.ZKDataMigrator.java"/>
<suppress checks="InnerAssignment" files="org.apache.hadoop.hbase.Waiter"/>
<suppress checks="EmptyBlock" files="org.apache.hadoop.hbase.TestTimeout"/>
</suppressions>

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@ -30,7 +30,6 @@ import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
@ -50,16 +49,16 @@ import org.slf4j.LoggerFactory;
public class TestKeyValue {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestKeyValue.class);
HBaseClassTestRule.forClass(TestKeyValue.class);
private static final Logger LOG = LoggerFactory.getLogger(TestKeyValue.class);
@Test
public void testColumnCompare() throws Exception {
final byte [] a = Bytes.toBytes("aaa");
byte [] family1 = Bytes.toBytes("abc");
byte [] qualifier1 = Bytes.toBytes("def");
byte [] family2 = Bytes.toBytes("abcd");
byte [] qualifier2 = Bytes.toBytes("ef");
public void testColumnCompare() {
final byte[] a = Bytes.toBytes("aaa");
byte[] family1 = Bytes.toBytes("abc");
byte[] qualifier1 = Bytes.toBytes("def");
byte[] family2 = Bytes.toBytes("abcd");
byte[] qualifier2 = Bytes.toBytes("ef");
KeyValue aaa = new KeyValue(a, family1, qualifier1, 0L, KeyValue.Type.Put, a);
assertFalse(CellUtil.matchingColumn(aaa, family2, qualifier2));
@ -67,30 +66,29 @@ public class TestKeyValue {
aaa = new KeyValue(a, family2, qualifier2, 0L, KeyValue.Type.Put, a);
assertFalse(CellUtil.matchingColumn(aaa, family1, qualifier1));
assertTrue(CellUtil.matchingColumn(aaa, family2,qualifier2));
byte [] nullQualifier = new byte[0];
byte[] nullQualifier = new byte[0];
aaa = new KeyValue(a, family1, nullQualifier, 0L, KeyValue.Type.Put, a);
assertTrue(CellUtil.matchingColumn(aaa, family1,null));
assertFalse(CellUtil.matchingColumn(aaa, family2,qualifier2));
}
/**
* Test a corner case when the family qualifier is a prefix of the
* column qualifier.
* Test a corner case when the family qualifier is a prefix of the column qualifier.
*/
@Test
public void testColumnCompare_prefix() throws Exception {
final byte [] a = Bytes.toBytes("aaa");
byte [] family1 = Bytes.toBytes("abc");
byte [] qualifier1 = Bytes.toBytes("def");
byte [] family2 = Bytes.toBytes("ab");
byte [] qualifier2 = Bytes.toBytes("def");
public void testColumnCompare_prefix() {
final byte[] a = Bytes.toBytes("aaa");
byte[] family1 = Bytes.toBytes("abc");
byte[] qualifier1 = Bytes.toBytes("def");
byte[] family2 = Bytes.toBytes("ab");
byte[] qualifier2 = Bytes.toBytes("def");
KeyValue aaa = new KeyValue(a, family1, qualifier1, 0L, KeyValue.Type.Put, a);
assertFalse(CellUtil.matchingColumn(aaa, family2, qualifier2));
}
@Test
public void testBasics() throws Exception {
public void testBasics() {
LOG.info("LOWKEY: " + KeyValue.LOWESTKEY.toString());
String name = "testBasics";
check(Bytes.toBytes(name),
@ -117,11 +115,11 @@ public class TestKeyValue {
}
@Test
public void testPlainCompare() throws Exception {
final byte [] a = Bytes.toBytes("aaa");
final byte [] b = Bytes.toBytes("bbb");
final byte [] fam = Bytes.toBytes("col");
final byte [] qf = Bytes.toBytes("umn");
public void testPlainCompare() {
final byte[] a = Bytes.toBytes("aaa");
final byte[] b = Bytes.toBytes("bbb");
final byte[] fam = Bytes.toBytes("col");
final byte[] qf = Bytes.toBytes("umn");
KeyValue aaa = new KeyValue(a, fam, qf, a);
KeyValue bbb = new KeyValue(b, fam, qf, b);
assertTrue(CellComparatorImpl.COMPARATOR.compare(aaa, bbb) < 0);
@ -145,7 +143,7 @@ public class TestKeyValue {
}
@Test
public void testMoreComparisons() throws Exception {
public void testMoreComparisons() {
long now = System.currentTimeMillis();
// Meta compares
@ -187,10 +185,9 @@ public class TestKeyValue {
/**
* Tests cases where rows keys have characters below the ','.
* See HBASE-832
* @throws IOException
*/
@Test
public void testKeyValueBorderCases() throws IOException {
public void testKeyValueBorderCases() {
// % sorts before , so if we don't do special comparator, rowB would
// come before rowA.
KeyValue rowA = new KeyValue(Bytes.toBytes("testtable,www.hbase.org/,1234"),
@ -204,7 +201,6 @@ public class TestKeyValue {
rowB = new KeyValue(Bytes.toBytes("testtable,$www.hbase.org/,99999"),
Bytes.toBytes("fam"), Bytes.toBytes(""), Long.MAX_VALUE, (byte[])null);
assertTrue(CellComparatorImpl.META_COMPARATOR.compare(rowA, rowB) < 0);
}
private void metacomparisons(final CellComparatorImpl c) {
@ -241,12 +237,12 @@ public class TestKeyValue {
}
@Test
public void testBinaryKeys() throws Exception {
public void testBinaryKeys() {
Set<KeyValue> set = new TreeSet<>(CellComparatorImpl.COMPARATOR);
final byte [] fam = Bytes.toBytes("col");
final byte [] qf = Bytes.toBytes("umn");
final byte [] nb = new byte[0];
KeyValue [] keys = {new KeyValue(Bytes.toBytes("aaaaa,\u0000\u0000,2"), fam, qf, 2, nb),
final byte[] fam = Bytes.toBytes("col");
final byte[] qf = Bytes.toBytes("umn");
final byte[] nb = new byte[0];
KeyValue[] keys = {new KeyValue(Bytes.toBytes("aaaaa,\u0000\u0000,2"), fam, qf, 2, nb),
new KeyValue(Bytes.toBytes("aaaaa,\u0001,3"), fam, qf, 3, nb),
new KeyValue(Bytes.toBytes("aaaaa,,1"), fam, qf, 1, nb),
new KeyValue(Bytes.toBytes("aaaaa,\u1000,5"), fam, qf, 5, nb),
@ -259,8 +255,8 @@ public class TestKeyValue {
boolean assertion = false;
int count = 0;
try {
for (KeyValue k: set) {
assertTrue(count++ == k.getTimestamp());
for (KeyValue k : set) {
assertEquals(count++, k.getTimestamp());
}
} catch (java.lang.AssertionError e) {
// Expected
@ -271,8 +267,8 @@ public class TestKeyValue {
set = new TreeSet<>(CellComparatorImpl.META_COMPARATOR);
Collections.addAll(set, keys);
count = 0;
for (KeyValue k: set) {
assertTrue(count++ == k.getTimestamp());
for (KeyValue k : set) {
assertEquals(count++, k.getTimestamp());
}
}
@ -281,7 +277,6 @@ public class TestKeyValue {
// Test multiple KeyValues in a single blob.
// TODO actually write this test!
}
private final byte[] rowA = Bytes.toBytes("rowA");
@ -289,19 +284,15 @@ public class TestKeyValue {
private final byte[] family = Bytes.toBytes("family");
private final byte[] qualA = Bytes.toBytes("qfA");
private final byte[] qualB = Bytes.toBytes("qfB");
private void assertKVLess(CellComparator c,
KeyValue less,
KeyValue greater) {
private void assertKVLess(CellComparator c, KeyValue less, KeyValue greater) {
int cmp = c.compare(less,greater);
assertTrue(cmp < 0);
cmp = c.compare(greater,less);
assertTrue(cmp > 0);
}
private void assertKVLessWithoutRow(CellComparator c, int common, KeyValue less,
KeyValue greater) {
private void assertKVLessWithoutRow(CellComparator c, KeyValue less, KeyValue greater) {
int cmp = c.compare(less, greater);
assertTrue(cmp < 0);
cmp = c.compare(greater, less);
@ -334,12 +325,12 @@ public class TestKeyValue {
KeyValue kv1_0 = new KeyValue(row, fami1, qual0, ts, KeyValue.Type.Put);
// 'fami:qf1' < 'fami:qf2'
assertKVLessWithoutRow(c, 0, kv0_1, kv0_2);
assertKVLessWithoutRow(c, kv0_1, kv0_2);
// 'fami:qf1' < 'fami1:'
assertKVLessWithoutRow(c, 0, kv0_1, kv1_0);
assertKVLessWithoutRow(c, kv0_1, kv1_0);
// Test comparison by skipping the same prefix bytes.
/***
/*
* KeyValue Format and commonLength:
* |_keyLen_|_valLen_|_rowLen_|_rowKey_|_famiLen_|_fami_|_Quali_|....
* ------------------|-------commonLength--------|--------------
@ -347,13 +338,13 @@ public class TestKeyValue {
int commonLength = KeyValue.ROW_LENGTH_SIZE + KeyValue.FAMILY_LENGTH_SIZE
+ row.length;
// 'fa:' < 'fami:'. They have commonPrefix + 2 same prefix bytes.
assertKVLessWithoutRow(c, commonLength + 2, kv_0, kv0_0);
assertKVLessWithoutRow(c, kv_0, kv0_0);
// 'fami:' < 'fami:qf1'. They have commonPrefix + 4 same prefix bytes.
assertKVLessWithoutRow(c, commonLength + 4, kv0_0, kv0_1);
assertKVLessWithoutRow(c, kv0_0, kv0_1);
// 'fami:qf1' < 'fami1:'. They have commonPrefix + 4 same prefix bytes.
assertKVLessWithoutRow(c, commonLength + 4, kv0_1, kv1_0);
assertKVLessWithoutRow(c, kv0_1, kv1_0);
// 'fami:qf1' < 'fami:qf2'. They have commonPrefix + 6 same prefix bytes.
assertKVLessWithoutRow(c, commonLength + 6, kv0_1, kv0_2);
assertKVLessWithoutRow(c, kv0_1, kv0_2);
}
@Test
@ -404,12 +395,12 @@ public class TestKeyValue {
}
@Test
public void testCreateKeyOnly() throws Exception {
public void testCreateKeyOnly() {
long ts = 1;
byte [] value = Bytes.toBytes("a real value");
byte [] evalue = new byte[0]; // empty value
byte[] value = Bytes.toBytes("a real value");
byte[] evalue = new byte[0]; // empty value
for (byte[] val : new byte[][]{value, evalue}) {
for (byte[] val : new byte[][] { value, evalue }) {
for (boolean useLen : new boolean[]{false,true}) {
KeyValue kv1 = new KeyValue(rowA, family, qualA, ts, val);
KeyValue kv1ko = kv1.createKeyOnly(useLen);
@ -470,7 +461,8 @@ public class TestKeyValue {
byte[] metaValue1 = Bytes.toBytes("metaValue1");
byte[] metaValue2 = Bytes.toBytes("metaValue2");
KeyValue kv = new KeyValue(row, cf, q, HConstants.LATEST_TIMESTAMP, value, new Tag[] {
new ArrayBackedTag((byte) 1, metaValue1), new ArrayBackedTag((byte) 2, metaValue2) });
new ArrayBackedTag((byte) 1, metaValue1), new ArrayBackedTag((byte) 2, metaValue2)
});
assertTrue(kv.getTagsLength() > 0);
assertTrue(Bytes.equals(kv.getRowArray(), kv.getRowOffset(), kv.getRowLength(), row, 0,
row.length));
@ -498,7 +490,7 @@ public class TestKeyValue {
assertTrue(meta1Ok);
assertTrue(meta2Ok);
Iterator<Tag> tagItr = PrivateCellUtil.tagsIterator(kv);
//Iterator<Tag> tagItr = kv.tagsIterator();
assertTrue(tagItr.hasNext());
Tag next = tagItr.next();
assertEquals(10, next.getValueLength());
@ -572,7 +564,7 @@ public class TestKeyValue {
}
@Test
public void testEqualsAndHashCode() throws Exception {
public void testEqualsAndHashCode() {
KeyValue kvA1 = new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"),
Bytes.toBytes("qualA"), Bytes.toBytes("1"));
KeyValue kvA2 = new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"),
@ -587,24 +579,24 @@ public class TestKeyValue {
assertNotEquals(kvA1, kvB);
assertEquals(kvA1.hashCode(), kvA2.hashCode());
assertNotEquals(kvA1.hashCode(), kvB.hashCode());
}
@Test
public void testKeyValueSerialization() throws Exception {
KeyValue[] keyValues = new KeyValue[] {
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
Bytes.toBytes("1")),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
Bytes.toBytes("2")),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
System.currentTimeMillis(), Bytes.toBytes("2"),
new Tag[] { new ArrayBackedTag((byte) 120, "tagA"),
new ArrayBackedTag((byte) 121, Bytes.toBytes("tagB")) }),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
new Tag[] {
new ArrayBackedTag((byte) 120, "tagA"),
new ArrayBackedTag((byte) 121, Bytes.toBytes("tagB")) }),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes("qualA"),
System.currentTimeMillis(), Bytes.toBytes("2"),
new Tag[] { new ArrayBackedTag((byte) 0, "tagA") }),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes(""),
new KeyValue(Bytes.toBytes("key"), Bytes.toBytes("cf"), Bytes.toBytes(""),
Bytes.toBytes("1")) };
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
for (KeyValue kv : keyValues) {
@ -625,11 +617,11 @@ public class TestKeyValue {
@Test
public void testNullByteArrayKeyValueFailure() {
//can't add to testCheckKeyValueBytesFailureCase because it
//goes through the InputStream KeyValue API which can't produce a null buffer
// can't add to testCheckKeyValueBytesFailureCase because it
// goes through the InputStream KeyValue API which can't produce a null buffer
try {
KeyValue kv = new KeyValue(null, 0, 0);
} catch (IllegalArgumentException iae){
new KeyValue(null, 0, 0);
} catch (IllegalArgumentException iae) {
assertEquals("Invalid to have null byte array in KeyValue.", iae.getMessage());
return;
}
@ -724,7 +716,8 @@ public class TestKeyValue {
"Invalid tag length at position=28, tagLength=3",
"Invalid tag length at position=34, tagLength=4",
"Some redundant bytes in KeyValue's buffer, startOffset=41, endOffset=42", null, null,
null, };
null,
};
assertEquals(inputs.length, outputs.length);
assertEquals(withTagsInputs.length, withTagsOutputs.length);

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@ -23,33 +23,34 @@ import org.junit.Ignore;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({SmallTests.class})
@Category(SmallTests.class)
public class TestTimeout {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestTimeout.class);
@Test
public void run1() throws InterruptedException {
Thread.sleep(100);
}
@Test
public void run1() throws InterruptedException {
Thread.sleep(100);
}
/**
* Enable to check if timeout works.
* Can't enable as it waits 30seconds and expected doesn't do Exception catching
*/
@Ignore @Test
public void infiniteLoop() {
// Launch a background non-daemon thread.
Thread t = new Thread("HangingThread") {
public void run() {
synchronized(this) {
while(true) {}
}
/**
* Enable to check if timeout works.
* Can't enable as it waits 30seconds and expected doesn't do Exception catching
*/
@Ignore
@Test
public void infiniteLoop() {
// Launch a background non-daemon thread.
Thread t = new Thread("HangingThread") {
public void run() {
synchronized(this) {
while (true) {}
}
};
t.start();
while (true) {}
}
}
};
t.start();
while (true) {}
}
}

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@ -16,7 +16,6 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase;
import static org.junit.Assert.fail;
@ -34,7 +33,6 @@ import org.slf4j.LoggerFactory;
*/
@InterfaceAudience.Private
public final class Waiter {
private static final Logger LOG = LoggerFactory.getLogger(Waiter.class);
/**
@ -87,14 +85,12 @@ public final class Waiter {
*/
@InterfaceAudience.Private
public interface Predicate<E extends Exception> {
/**
* Perform a predicate evaluation.
* @return the boolean result of the evaluation.
* @throws Exception thrown if the predicate evaluation could not evaluate.
* @throws E thrown if the predicate evaluation could not evaluate.
*/
boolean evaluate() throws E;
}
/**
@ -102,14 +98,12 @@ public final class Waiter {
*/
@InterfaceAudience.Private
public interface ExplainingPredicate<E extends Exception> extends Predicate<E> {
/**
* Perform a predicate evaluation.
*
* @return explanation of failed state
*/
String explainFailure() throws E;
}
/**
@ -139,7 +133,7 @@ public final class Waiter {
* wait is interrupted otherwise <code>-1</code> when times out
*/
public static <E extends Exception> long waitFor(Configuration conf, long timeout,
Predicate<E> predicate) throws E {
Predicate<E> predicate) {
return waitFor(conf, timeout, 100, true, predicate);
}
@ -157,7 +151,7 @@ public final class Waiter {
* wait is interrupted otherwise <code>-1</code> when times out
*/
public static <E extends Exception> long waitFor(Configuration conf, long timeout, long interval,
Predicate<E> predicate) throws E {
Predicate<E> predicate) {
return waitFor(conf, timeout, interval, true, predicate);
}
@ -176,14 +170,14 @@ public final class Waiter {
* wait is interrupted otherwise <code>-1</code> when times out
*/
public static <E extends Exception> long waitFor(Configuration conf, long timeout, long interval,
boolean failIfTimeout, Predicate<E> predicate) throws E {
boolean failIfTimeout, Predicate<E> predicate) {
long started = System.currentTimeMillis();
long adjustedTimeout = (long) (getWaitForRatio(conf) * timeout);
long mustEnd = started + adjustedTimeout;
long remainderWait = 0;
long sleepInterval = 0;
Boolean eval = false;
Boolean interrupted = false;
long remainderWait;
long sleepInterval;
boolean eval;
boolean interrupted = false;
try {
LOG.info(MessageFormat.format("Waiting up to [{0}] milli-secs(wait.for.ratio=[{1}])",
@ -192,7 +186,7 @@ public final class Waiter {
&& (remainderWait = mustEnd - System.currentTimeMillis()) > 0) {
try {
// handle tail case when remainder wait is less than one interval
sleepInterval = (remainderWait > interval) ? interval : remainderWait;
sleepInterval = Math.min(remainderWait, interval);
Thread.sleep(sleepInterval);
} catch (InterruptedException e) {
eval = predicate.evaluate();
@ -232,5 +226,4 @@ public final class Waiter {
return "";
}
}
}

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@ -35,9 +35,8 @@ import org.junit.ClassRule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({MiscTests.class, SmallTests.class})
@Category({ MiscTests.class, SmallTests.class })
public class TestCopyOnWriteMaps {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestCopyOnWriteMaps.class);
@ -51,7 +50,7 @@ public class TestCopyOnWriteMaps {
m = new CopyOnWriteArrayMap<>();
csm = new ConcurrentSkipListMap<>();
for ( long i = 0 ; i < 10000; i++ ) {
for (long i = 0 ; i < 10000; i++) {
long o = ThreadLocalRandom.current().nextLong(MAX_RAND);
m.put(i, o);
csm.put(i,o);
@ -62,12 +61,12 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testSize() throws Exception {
public void testSize() {
assertEquals("Size should always be equal", m.size(), csm.size());
}
@Test
public void testIsEmpty() throws Exception {
public void testIsEmpty() {
m.clear();
assertTrue(m.isEmpty());
m.put(100L, 100L);
@ -77,7 +76,7 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testFindOnEmpty() throws Exception {
public void testFindOnEmpty() {
m.clear();
assertTrue(m.isEmpty());
assertNull(m.get(100L));
@ -85,81 +84,77 @@ public class TestCopyOnWriteMaps {
assertEquals(0, m.tailMap(100L).entrySet().size());
}
@Test
public void testLowerKey() throws Exception {
public void testLowerKey() {
assertEquals(csm.lowerKey(400L), m.lowerKey(400L));
assertEquals(csm.lowerKey(-1L), m.lowerKey(-1L));
for ( int i =0 ; i < 100; i ++) {
for (int i = 0 ; i < 100; i++) {
Long key = ThreadLocalRandom.current().nextLong();
assertEquals(csm.lowerKey(key), m.lowerKey(key));
}
}
@Test
public void testFloorEntry() throws Exception {
for ( int i =0 ; i < 100; i ++) {
public void testFloorEntry() {
for (int i = 0 ; i < 100; i++) {
Long key = ThreadLocalRandom.current().nextLong();
assertEquals(csm.floorEntry(key), m.floorEntry(key));
}
}
@Test
public void testFloorKey() throws Exception {
for ( int i =0 ; i < 100; i ++) {
public void testFloorKey() {
for (int i = 0 ; i < 100; i++) {
Long key = ThreadLocalRandom.current().nextLong();
assertEquals(csm.floorKey(key), m.floorKey(key));
}
}
@Test
public void testCeilingKey() throws Exception {
public void testCeilingKey() {
assertEquals(csm.ceilingKey(4000L), m.ceilingKey(4000L));
assertEquals(csm.ceilingKey(400L), m.ceilingKey(400L));
assertEquals(csm.ceilingKey(-1L), m.ceilingKey(-1L));
for ( int i =0 ; i < 100; i ++) {
for (int i = 0 ; i < 100; i++) {
Long key = ThreadLocalRandom.current().nextLong();
assertEquals(csm.ceilingKey(key), m.ceilingKey(key));
}
}
@Test
public void testHigherKey() throws Exception {
public void testHigherKey() {
assertEquals(csm.higherKey(4000L), m.higherKey(4000L));
assertEquals(csm.higherKey(400L), m.higherKey(400L));
assertEquals(csm.higherKey(-1L), m.higherKey(-1L));
for ( int i =0 ; i < 100; i ++) {
for (int i = 0 ; i < 100; i++) {
Long key = ThreadLocalRandom.current().nextLong();
assertEquals(csm.higherKey(key), m.higherKey(key));
}
}
@Test
public void testRemove() throws Exception {
for (Map.Entry<Long, Long> e:csm.entrySet()) {
public void testRemove() {
for (Map.Entry<Long, Long> e : csm.entrySet()) {
assertEquals(csm.remove(e.getKey()), m.remove(e.getKey()));
assertEquals(null, m.remove(e.getKey()));
assertNull(m.remove(e.getKey()));
}
}
@Test
public void testReplace() throws Exception {
for (Map.Entry<Long, Long> e:csm.entrySet()) {
public void testReplace() {
for (Map.Entry<Long, Long> e : csm.entrySet()) {
Long newValue = ThreadLocalRandom.current().nextLong();
assertEquals(csm.replace(e.getKey(), newValue), m.replace(e.getKey(), newValue));
}
assertEquals(null, m.replace(MAX_RAND + 100L, ThreadLocalRandom.current().nextLong()));
assertNull(m.replace(MAX_RAND + 100L, ThreadLocalRandom.current().nextLong()));
}
@Test
public void testReplace1() throws Exception {
for (Map.Entry<Long, Long> e: csm.entrySet()) {
public void testReplace1() {
for (Map.Entry<Long, Long> e : csm.entrySet()) {
Long newValue = ThreadLocalRandom.current().nextLong();
assertEquals(csm.replace(e.getKey(), e.getValue() + 1, newValue),
m.replace(e.getKey(), e.getValue() + 1, newValue));
@ -168,21 +163,17 @@ public class TestCopyOnWriteMaps {
assertEquals(newValue, m.get(e.getKey()));
assertEquals(csm.get(e.getKey()), m.get(e.getKey()));
}
assertEquals(null, m.replace(MAX_RAND + 100L, ThreadLocalRandom.current().nextLong()));
assertNull(m.replace(MAX_RAND + 100L, ThreadLocalRandom.current().nextLong()));
}
@Test
public void testMultiAdd() throws InterruptedException {
Thread[] threads = new Thread[10];
for ( int i =0 ; i<threads.length; i++) {
threads[i] = new Thread(new Runnable() {
@Override
public void run() {
for ( int j = 0; j < 5000; j++) {
m.put(ThreadLocalRandom.current().nextLong(),
ThreadLocalRandom.current().nextLong());
}
for (int i = 0 ; i < threads.length; i++) {
threads[i] = new Thread(() -> {
for (int j = 0; j < 5000; j++) {
m.put(ThreadLocalRandom.current().nextLong(),
ThreadLocalRandom.current().nextLong());
}
});
}
@ -197,33 +188,32 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testFirstKey() throws Exception {
public void testFirstKey() {
assertEquals(csm.firstKey(), m.firstKey());
}
@Test
public void testLastKey() throws Exception {
public void testLastKey() {
assertEquals(csm.lastKey(), m.lastKey());
}
@Test
public void testFirstEntry() throws Exception {
public void testFirstEntry() {
assertEquals(csm.firstEntry().getKey(), m.firstEntry().getKey());
assertEquals(csm.firstEntry().getValue(), m.firstEntry().getValue());
assertEquals(csm.firstEntry(), m.firstEntry());
}
@Test
public void testLastEntry() throws Exception {
public void testLastEntry() {
assertEquals(csm.lastEntry().getKey(), m.lastEntry().getKey());
assertEquals(csm.lastEntry().getValue(), m.lastEntry().getValue());
assertEquals(csm.lastEntry(), m.lastEntry());
}
@Test
public void testKeys() throws Exception {
for (Long key:csm.keySet()) {
//assertTrue(m.containsKey(key));
public void testKeys() {
for (Long key : csm.keySet()) {
assertNotNull(m.get(key));
assertNotNull(m.remove(key));
assertNull(m.get(key));
@ -231,30 +221,30 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testValues() throws Exception {
for (Long value:m.values()) {
assertTrue(csm.values().contains(value));
public void testValues() {
for (Long value : m.values()) {
assertTrue(csm.containsValue(value));
assertTrue(m.containsValue(value));
}
}
@Test
public void testTailMap() throws Exception {
public void testTailMap() {
Map<Long, Long> fromCsm = csm.tailMap(50L);
Map<Long, Long> fromM = m.tailMap(50L);
assertEquals(fromCsm, fromM);
for (Long value:m.keySet()) {
for (Long value : m.keySet()) {
assertEquals(csm.tailMap(value), m.tailMap(value));
}
for ( long i = 0 ; i < 100; i++ ) {
for (long i = 0; i < 100; i++) {
long o = ThreadLocalRandom.current().nextLong(MAX_RAND);
assertEquals(csm.tailMap(o), m.tailMap(o));
}
}
@Test
public void testTailMapExclusive() throws Exception {
public void testTailMapExclusive() {
m.clear();
m.put(100L, 100L);
m.put(101L, 101L);
@ -265,7 +255,7 @@ public class TestCopyOnWriteMaps {
long n = 100L;
CopyOnWriteArrayMap<Long,Long> tm99 = (CopyOnWriteArrayMap<Long, Long>) m.tailMap(99L, false);
for (Map.Entry<Long,Long> e:tm99.entrySet()) {
for (Map.Entry<Long,Long> e : tm99.entrySet()) {
assertEquals(Long.valueOf(n), e.getKey());
assertEquals(Long.valueOf(n), e.getValue());
n++;
@ -273,7 +263,7 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testTailMapInclusive() throws Exception {
public void testTailMapInclusive() {
m.clear();
m.put(100L, 100L);
m.put(101L, 101L);
@ -284,14 +274,14 @@ public class TestCopyOnWriteMaps {
long n = 102;
CopyOnWriteArrayMap<Long,Long> tm102 = (CopyOnWriteArrayMap<Long, Long>) m.tailMap(102L, true);
for (Map.Entry<Long,Long> e:tm102.entrySet()) {
for (Map.Entry<Long,Long> e : tm102.entrySet()) {
assertEquals(Long.valueOf(n), e.getKey());
assertEquals(Long.valueOf(n), e.getValue());
n++;
}
n = 99;
CopyOnWriteArrayMap<Long,Long> tm98 = (CopyOnWriteArrayMap<Long, Long>) m.tailMap(98L, true);
for (Map.Entry<Long,Long> e:tm98.entrySet()) {
for (Map.Entry<Long,Long> e : tm98.entrySet()) {
assertEquals(Long.valueOf(n), e.getKey());
assertEquals(Long.valueOf(n), e.getValue());
n++;
@ -299,7 +289,7 @@ public class TestCopyOnWriteMaps {
}
@Test
public void testPut() throws Exception {
public void testPut() {
m.clear();
m.put(100L, 100L);
m.put(101L, 101L);
@ -309,7 +299,7 @@ public class TestCopyOnWriteMaps {
m.put(102L, 102L);
long n = 99;
for (Map.Entry<Long, Long> e:m.entrySet()) {
for (Map.Entry<Long, Long> e : m.entrySet()) {
assertEquals(Long.valueOf(n), e.getKey());
assertEquals(Long.valueOf(n), e.getValue());
n++;