Examples with InMemoryClosableChannel org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel used on opensource projects

Example 11 with InMemoryClosableChannel

use of org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0Test method readRelationshipCommandWithSecondaryUnit.

@Test
public void readRelationshipCommandWithSecondaryUnit() throws IOException {
    InMemoryClosableChannel channel = new InMemoryClosableChannel();
    RelationshipRecord before = new RelationshipRecord(42, true, 1, 2, 3, 4, 5, 6, 7, true, true);
    before.setRequiresSecondaryUnit(true);
    before.setSecondaryUnitId(47);
    RelationshipRecord after = new RelationshipRecord(42, true, 1, 8, 3, 4, 5, 6, 7, true, true);
    new Command.RelationshipCommand(before, after).serialize(channel);
    PhysicalLogCommandReaderV3_0 reader = new PhysicalLogCommandReaderV3_0();
    Command command = reader.read(channel);
    assertTrue(command instanceof Command.RelationshipCommand);
    Command.RelationshipCommand relationshipCommand = (Command.RelationshipCommand) command;
    assertEquals(before, relationshipCommand.getBefore());
    verifySecondaryUnit(before, relationshipCommand.getBefore());
    assertEquals(after, relationshipCommand.getAfter());
}

Example 12 with InMemoryClosableChannel

use of org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0Test method shouldReadSomeCommands.

@Test
public void shouldReadSomeCommands() throws Exception {
    // GIVEN
    InMemoryClosableChannel channel = new InMemoryClosableChannel();
    Commands.createNode(0).serialize(channel);
    Commands.createNode(1).serialize(channel);
    Commands.createRelationshipTypeToken(0, 0).serialize(channel);
    Commands.createRelationship(0, 0, 1, 0).serialize(channel);
    Commands.createPropertyKeyToken(0, 0).serialize(channel);
    Commands.createProperty(0, PropertyType.SHORT_STRING, 0).serialize(channel);
    CommandReader reader = new PhysicalLogCommandReaderV3_0();
    // THEN
    assertTrue(reader.read(channel) instanceof Command.NodeCommand);
    assertTrue(reader.read(channel) instanceof Command.NodeCommand);
    assertTrue(reader.read(channel) instanceof Command.RelationshipTypeTokenCommand);
    assertTrue(reader.read(channel) instanceof Command.RelationshipCommand);
    assertTrue(reader.read(channel) instanceof Command.PropertyKeyTokenCommand);
    assertTrue(reader.read(channel) instanceof Command.PropertyCommand);
}

Example 13 with InMemoryClosableChannel

use of org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0Test method shouldReadNeoStoreCommand.

@Test
public void shouldReadNeoStoreCommand() throws Throwable {
    // Given
    InMemoryClosableChannel channel = new InMemoryClosableChannel();
    NeoStoreRecord before = new NeoStoreRecord();
    NeoStoreRecord after = new NeoStoreRecord();
    after.setNextProp(42);
    new Command.NeoStoreCommand(before, after).serialize(channel);
    // When
    PhysicalLogCommandReaderV3_0 reader = new PhysicalLogCommandReaderV3_0();
    Command command = reader.read(channel);
    assertTrue(command instanceof Command.NeoStoreCommand);
    Command.NeoStoreCommand neoStoreCommand = (Command.NeoStoreCommand) command;
    // Then
    assertEquals(before.getNextProp(), neoStoreCommand.getBefore().getNextProp());
    assertEquals(after.getNextProp(), neoStoreCommand.getAfter().getNextProp());
}

Example 14 with InMemoryClosableChannel

use of org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0Test method readPropertyCommandWithSecondaryUnit.

@Test
public void readPropertyCommandWithSecondaryUnit() throws IOException {
    InMemoryClosableChannel channel = new InMemoryClosableChannel();
    PropertyRecord before = new PropertyRecord(1);
    PropertyRecord after = new PropertyRecord(2);
    after.setRequiresSecondaryUnit(true);
    after.setSecondaryUnitId(78);
    new Command.PropertyCommand(before, after).serialize(channel);
    PhysicalLogCommandReaderV3_0 reader = new PhysicalLogCommandReaderV3_0();
    Command command = reader.read(channel);
    assertTrue(command instanceof Command.PropertyCommand);
    Command.PropertyCommand neoStoreCommand = (Command.PropertyCommand) command;
    // Then
    assertEquals(before.getNextProp(), neoStoreCommand.getBefore().getNextProp());
    assertEquals(after.getNextProp(), neoStoreCommand.getAfter().getNextProp());
    verifySecondaryUnit(after, neoStoreCommand.getAfter());
}

Example 15 with InMemoryClosableChannel

use of org.neo4j.kernel.impl.transaction.log.InMemoryClosableChannel in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0Test method readRelationshipGroupCommandWithSecondaryUnit.

@Test
public void readRelationshipGroupCommandWithSecondaryUnit() throws IOException {
    // Given
    InMemoryClosableChannel channel = new InMemoryClosableChannel();
    RelationshipGroupRecord before = new RelationshipGroupRecord(42, 3);
    RelationshipGroupRecord after = new RelationshipGroupRecord(42, 3, 4, 5, 6, 7, 8, true);
    after.setRequiresSecondaryUnit(true);
    after.setSecondaryUnitId(17);
    after.setCreated();
    new Command.RelationshipGroupCommand(before, after).serialize(channel);
    // When
    PhysicalLogCommandReaderV3_0 reader = new PhysicalLogCommandReaderV3_0();
    Command command = reader.read(channel);
    assertTrue(command instanceof Command.RelationshipGroupCommand);
    Command.RelationshipGroupCommand relationshipGroupCommand = (Command.RelationshipGroupCommand) command;
    // Then
    assertEquals(before, relationshipGroupCommand.getBefore());
    assertEquals(after, relationshipGroupCommand.getAfter());
    verifySecondaryUnit(after, relationshipGroupCommand.getAfter());
}