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cleanup work

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This commit is contained in:
Eugen Paraschiv
2018-03-04 17:39:09 +02:00
parent 14bf9a24d5
commit d2a2a65566
193 changed files with 1504 additions and 2388 deletions
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libraries/src/test/java/com/baeldung/crdt/CRDTTest.java
+18 -22
View File
@@ -13,42 +13,41 @@ public class CRDTTest {
@Test
public void givenGrowOnlySet_whenTwoReplicasDiverge_thenShouldMergeItWithoutAConflict() {
//given
// given
final LocalCrdtStore crdtStore1 = new LocalCrdtStore();
final LocalCrdtStore crdtStore2 = new LocalCrdtStore();
crdtStore1.connect(crdtStore2);
final GSet<String> replica1 = crdtStore1.createGSet("ID_1");
final GSet<String> replica2 = crdtStore2.<String>findGSet("ID_1").get();
final GSet<String> replica2 = crdtStore2.<String> findGSet("ID_1").get();
//when
// when
replica1.add("apple");
replica2.add("banana");
//then
// then
assertThat(replica1).contains("apple", "banana");
assertThat(replica2).contains("apple", "banana");
//when
// when
crdtStore1.disconnect(crdtStore2);
replica1.add("strawberry");
replica2.add("pear");
assertThat(replica1).contains("apple", "banana", "strawberry");
assertThat(replica2).contains("apple", "banana", "pear");
crdtStore1.connect(crdtStore2);
//then
// then
assertThat(replica1).contains("apple", "banana", "strawberry", "pear");
assertThat(replica2).contains("apple", "banana", "strawberry", "pear");
}
@Test
public void givenIncrementOnlyCounter_whenTwoReplicasDiverge_thenShouldMergeIt() {
//given
// given
final LocalCrdtStore crdtStore1 = new LocalCrdtStore();
final LocalCrdtStore crdtStore2 = new LocalCrdtStore();
crdtStore1.connect(crdtStore2);
@@ -56,21 +55,20 @@ public class CRDTTest {
final GCounter replica1 = crdtStore1.createGCounter("ID_1");
final GCounter replica2 = crdtStore2.findGCounter("ID_1").get();
//when
// when
replica1.increment();
replica2.increment(2L);
//then
// then
assertThat(replica1.get()).isEqualTo(3L);
assertThat(replica2.get()).isEqualTo(3L);
//when
// when
crdtStore1.disconnect(crdtStore2);
replica1.increment(3L);
replica2.increment(5L);
assertThat(replica1.get()).isEqualTo(6L);
assertThat(replica2.get()).isEqualTo(8L);
@@ -91,15 +89,15 @@ public class CRDTTest {
final PNCounter replica1 = crdtStore1.createPNCounter("ID_1");
final PNCounter replica2 = crdtStore2.findPNCounter("ID_1").get();
//when
// when
replica1.increment();
replica2.decrement(2L);
//then
// then
assertThat(replica1.get()).isEqualTo(-1L);
assertThat(replica2.get()).isEqualTo(-1L);
//when
// when
crdtStore1.disconnect(crdtStore2);
replica1.decrement(3L);
@@ -110,22 +108,22 @@ public class CRDTTest {
crdtStore1.connect(crdtStore2);
//then
// then
assertThat(replica1.get()).isEqualTo(1L);
assertThat(replica2.get()).isEqualTo(1L);
}
@Test
public void givenLastWriteWinsStrategy_whenReplicasDiverge_thenAfterMergeShouldKeepOnlyLastValue() {
//given
// given
final LocalCrdtStore crdtStore1 = new LocalCrdtStore("N_1");
final LocalCrdtStore crdtStore2 = new LocalCrdtStore("N_2");
crdtStore1.connect(crdtStore2);
final LWWRegister<String> replica1 = crdtStore1.createLWWRegister("ID_1");
final LWWRegister<String> replica2 = crdtStore2.<String>findLWWRegister("ID_1").get();
final LWWRegister<String> replica2 = crdtStore2.<String> findLWWRegister("ID_1").get();
//when
// when
replica1.set("apple");
replica2.set("banana");
@@ -133,20 +131,18 @@ public class CRDTTest {
assertThat(replica1.get()).isEqualTo("banana");
assertThat(replica2.get()).isEqualTo("banana");
// when
crdtStore1.disconnect(crdtStore2);
replica1.set("strawberry");
replica2.set("pear");
assertThat(replica1.get()).isEqualTo("strawberry");
assertThat(replica2.get()).isEqualTo("pear");
crdtStore1.connect(crdtStore2);
//then
// then
assertThat(replica1.get()).isEqualTo("pear");
assertThat(replica2.get()).isEqualTo("pear");
}