@Test
public void canUpdateShortStringInplace() throws Exception {
try {
long recordCount = dynamicRecordsInUse();
long propCount = propertyRecordsInUse();
Node node = graphdb.getGraphDatabaseService().createNode();
node.setProperty("key", "value");
newTx();
assertEquals(recordCount, dynamicRecordsInUse());
assertEquals(propCount + 1, propertyRecordsInUse());
assertEquals("value", node.getProperty("key"));
node.setProperty("key", "other");
commit();
assertEquals(recordCount, dynamicRecordsInUse());
assertEquals(propCount + 1, propertyRecordsInUse());
assertThat(
node, inTx(graphdb.getGraphDatabaseService(), hasProperty("key").withValue("other")));
} catch (Exception e) {
e.printStackTrace();
throw e;
}
}
private void encode(String string, boolean isShort) {
long recordCount = dynamicRecordsInUse();
Node node = graphdb.getGraphDatabaseService().createNode();
node.setProperty("key", string);
newTx();
if (isShort) {
assertEquals(recordCount, dynamicRecordsInUse());
} else {
assertTrue(recordCount < dynamicRecordsInUse());
}
graphdb.clearCache();
assertEquals(string, node.getProperty("key"));
}
@Test
public void canAddMultipleShortStringsToTheSameNode() throws Exception {
long recordCount = dynamicRecordsInUse();
Node node = graphdb.getGraphDatabaseService().createNode();
node.setProperty("key", "value");
node.setProperty("reverse", "esrever");
commit();
assertEquals(recordCount, dynamicRecordsInUse());
assertThat(
node, inTx(graphdb.getGraphDatabaseService(), hasProperty("key").withValue("value")));
assertThat(
node, inTx(graphdb.getGraphDatabaseService(), hasProperty("reverse").withValue("esrever")));
}
private PropertyStore propertyStore() {
return graphdb
.getGraphDatabaseAPI()
.getDependencyResolver()
.resolveDependency(NeoStoreDataSource.class)
.getNeoStore()
.getPropertyStore();
}
@Test
public void canAddShortStringToRelationship() throws Exception {
long recordCount = dynamicRecordsInUse();
GraphDatabaseService db = graphdb.getGraphDatabaseService();
Relationship rel = db.createNode().createRelationshipTo(db.createNode(), withName("REL_TYPE"));
rel.setProperty("type", "dimsedut");
commit();
assertEquals(recordCount, dynamicRecordsInUse());
assertThat(rel, inTx(db, hasProperty("type").withValue("dimsedut")));
}
@Test
public void canReplaceShortStringWithLongString() throws Exception {
long recordCount = dynamicRecordsInUse();
long propCount = propertyRecordsInUse();
Node node = graphdb.getGraphDatabaseService().createNode();
node.setProperty("key", "value");
newTx();
assertEquals(recordCount, dynamicRecordsInUse());
assertEquals(propCount + 1, propertyRecordsInUse());
assertEquals("value", node.getProperty("key"));
node.setProperty("key", LONG_STRING);
commit();
assertEquals(recordCount + 1, dynamicRecordsInUse());
assertEquals(propCount + 1, propertyRecordsInUse());
assertThat(
node, inTx(graphdb.getGraphDatabaseService(), hasProperty("key").withValue(LONG_STRING)));
}
@Before
public void before() {
GraphDatabaseAPI graphDatabaseAPI = dbRule.getGraphDatabaseAPI();
this.db = graphDatabaseAPI;
DependencyResolver dependencyResolver = graphDatabaseAPI.getDependencyResolver();
this.bridge = dependencyResolver.resolveDependency(ThreadToStatementContextBridge.class);
graphDatabaseAPI
.getDependencyResolver()
.resolveDependency(Monitors.class)
.addMonitorListener(indexOnlineMonitor);
}
@Test
public void canRemoveShortStringProperty() throws Exception {
long recordCount = dynamicRecordsInUse();
long propCount = propertyRecordsInUse();
GraphDatabaseService db = graphdb.getGraphDatabaseService();
Node node = db.createNode();
node.setProperty("key", "value");
newTx();
assertEquals(recordCount, dynamicRecordsInUse());
assertEquals(propCount + 1, propertyRecordsInUse());
assertEquals("value", node.getProperty("key"));
node.removeProperty("key");
commit();
assertEquals(recordCount, dynamicRecordsInUse());
assertEquals(propCount, propertyRecordsInUse());
assertThat(node, inTx(db, not(hasProperty("key"))));
}
@Test
public void testSimpleGraph() throws Exception {
GraphDatabaseService neo = dbRule.getGraphDatabaseService();
Transaction tx = neo.beginTx();
try {
final Node emil = neo.createNode();
emil.setProperty("name", "Emil Eifrém");
emil.setProperty("age", 30);
final Node tobias = neo.createNode();
tobias.setProperty("name", "Tobias \"thobe\" Ivarsson");
tobias.setProperty("age", 23);
tobias.setProperty("hours", new int[] {10, 10, 4, 4, 0});
final Node johan = neo.createNode();
johan.setProperty("!<>)", "!<>)");
johan.setProperty("name", "!<>Johan '\\n00b' !<>Svensson");
final Relationship emilKNOWStobias = emil.createRelationshipTo(tobias, type.KNOWS);
emilKNOWStobias.setProperty("since", "2003-08-17");
final Relationship johanKNOWSemil = johan.createRelationshipTo(emil, type.KNOWS);
final Relationship tobiasKNOWSjohan = tobias.createRelationshipTo(johan, type.KNOWS);
final Relationship tobiasWORKS_FORemil = tobias.createRelationshipTo(emil, type.WORKS_FOR);
OutputStream out = new ByteArrayOutputStream();
GraphvizWriter writer = new GraphvizWriter();
writer.emit(
out,
Walker.crosscut(
emil.traverse(
Order.DEPTH_FIRST,
StopEvaluator.END_OF_GRAPH,
ReturnableEvaluator.ALL,
type.KNOWS,
Direction.BOTH,
type.WORKS_FOR,
Direction.BOTH),
type.KNOWS,
type.WORKS_FOR));
tx.success();
out.toString();
} finally {
tx.finish();
}
}
public void commit() {
tx.success();
graphdb.clearCache();
}