wassname/ray
1
0
Fork 0
mirror of https://github.com/wassname/ray.git synced 2026-06-28 01:16:06 +08:00
Code Issues Packages Projects Releases Wiki Activity

Increase the number of unique bits for actors to avoid handle collisions (#12894)

Browse Source
This commit is contained in:
Eric Liang
2020-12-18 15:59:03 -08:00
committed by GitHub
parent 3521e74f3a
commit 3e492a79ec
19 changed files with 54 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files
java/runtime/src/test/java/io/ray/runtime/UniqueIdTest.java
+7 -15
View File
@@ -1,7 +1,6 @@
package io.ray.runtime;
import io.ray.api.id.UniqueId;
import io.ray.runtime.util.IdUtil;
import java.nio.ByteBuffer;
import java.util.Arrays;
import javax.xml.bind.DatatypeConverter;
@@ -13,12 +12,12 @@ public class UniqueIdTest {
@Test
public void testConstructUniqueId() {
// Test `fromHexString()`
UniqueId id1 = UniqueId.fromHexString("00000000123456789ABCDEF123456789ABCDEF00");
Assert.assertEquals("00000000123456789abcdef123456789abcdef00", id1.toString());
UniqueId id1 = UniqueId.fromHexString("00000000123456789ABCDEF123456789ABCDEF0123456789ABCDEF00");
Assert.assertEquals("00000000123456789abcdef123456789abcdef0123456789abcdef00", id1.toString());
Assert.assertFalse(id1.isNil());
try {
UniqueId id2 = UniqueId.fromHexString("000000123456789ABCDEF123456789ABCDEF00");
UniqueId id2 = UniqueId.fromHexString("000000123456789ABCDEF123456789ABCDEF0123456789ABCDEF00");
// This shouldn't be happened.
Assert.assertTrue(false);
} catch (IllegalArgumentException e) {
@@ -34,23 +33,16 @@ public class UniqueIdTest {
}
// Test `fromByteBuffer()`
byte[] bytes = DatatypeConverter.parseHexBinary("0123456789ABCDEF0123456789ABCDEF01234567");
ByteBuffer byteBuffer = ByteBuffer.wrap(bytes, 0, 20);
byte[] bytes = DatatypeConverter.parseHexBinary("0123456789ABCDEF0123456789ABCDEF012345670123456789ABCDEF");
ByteBuffer byteBuffer = ByteBuffer.wrap(bytes, 0, 28);
UniqueId id4 = UniqueId.fromByteBuffer(byteBuffer);
Assert.assertTrue(Arrays.equals(bytes, id4.getBytes()));
Assert.assertEquals("0123456789abcdef0123456789abcdef01234567", id4.toString());
Assert.assertEquals("0123456789abcdef0123456789abcdef012345670123456789abcdef", id4.toString());
// Test `genNil()`
UniqueId id6 = UniqueId.NIL;
Assert.assertEquals("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF".toLowerCase(), id6.toString());
Assert.assertEquals("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF".toLowerCase(), id6.toString());
Assert.assertTrue(id6.isNil());
}
@Test
void testMurmurHash() {
UniqueId id = UniqueId.fromHexString("3131313131313131313132323232323232323232");
long remainder = Long.remainderUnsigned(IdUtil.murmurHashCode(id), 1000000000);
Assert.assertEquals(remainder, 787616861);
}
}