Examples with IndexUpdater org.neo4j.kernel.api.index.IndexUpdater used on opensource projects

Example 21 with IndexUpdater

use of org.neo4j.kernel.api.index.IndexUpdater in project neo4j by neo4j.

the class TokenIndexAccessorTest method processMustThrowAfterClose.

@Test
void processMustThrowAfterClose() throws Exception {
    // given
    IndexUpdater updater = accessor.newUpdater(ONLINE, NULL);
    updater.close();
    assertThrows(IllegalStateException.class, () -> updater.process(simpleUpdate()));
}

Example 22 with IndexUpdater

use of org.neo4j.kernel.api.index.IndexUpdater in project neo4j by neo4j.

the class UniqueDatabaseIndexPopulatorTest method shouldRemoveEntryForNodeThatHasAlreadyBeenIndexed.

@Test
void shouldRemoveEntryForNodeThatHasAlreadyBeenIndexed() throws Exception {
    // given
    populator = newPopulator();
    addUpdate(populator, 1, "value1");
    // when
    IndexUpdater updater = populator.newPopulatingUpdater(nodePropertyAccessor, NULL);
    updater.process(remove(1, schemaDescriptor, "value1"));
    populator.close(true, NULL);
    // then
    assertEquals(Collections.EMPTY_LIST, getAllNodes(getDirectory(), "value1"));
}

Example 23 with IndexUpdater

use of org.neo4j.kernel.api.index.IndexUpdater in project neo4j by neo4j.

the class UniqueDatabaseIndexPopulatorTest method shouldBeAbleToHandleSwappingOfIndexValues.

@Test
void shouldBeAbleToHandleSwappingOfIndexValues() throws Exception {
    // given
    populator = newPopulator();
    addUpdate(populator, 1, "value1");
    addUpdate(populator, 2, "value2");
    // when
    IndexUpdater updater = populator.newPopulatingUpdater(nodePropertyAccessor, NULL);
    updater.process(change(1, schemaDescriptor, "value1", "value2"));
    updater.process(change(2, schemaDescriptor, "value2", "value1"));
    populator.close(true, NULL);
    // then
    assertEquals(singletonList(2L), getAllNodes(getDirectory(), "value1"));
    assertEquals(singletonList(1L), getAllNodes(getDirectory(), "value2"));
}

Example 24 with IndexUpdater

use of org.neo4j.kernel.api.index.IndexUpdater in project neo4j by neo4j.

the class UniqueDatabaseIndexPopulatorTest method shouldUpdateEntryForNodeThatHasPropertyRemovedAndThenAddedAgain.

@Test
void shouldUpdateEntryForNodeThatHasPropertyRemovedAndThenAddedAgain() throws Exception {
    // given
    populator = newPopulator();
    addUpdate(populator, 1, "value1");
    // when
    IndexUpdater updater = populator.newPopulatingUpdater(nodePropertyAccessor, NULL);
    updater.process(remove(1, schemaDescriptor, "value1"));
    updater.process(add(1, schemaDescriptor, "value1"));
    populator.close(true, NULL);
    // then
    assertEquals(singletonList(1L), getAllNodes(getDirectory(), "value1"));
}

Example 25 with IndexUpdater

use of org.neo4j.kernel.api.index.IndexUpdater in project neo4j by neo4j.

the class UniqueDatabaseIndexPopulatorTest method shouldNotRejectDuplicateEntryOnSameNodeIdAfterUsingPopulatingUpdater.

@Test
void shouldNotRejectDuplicateEntryOnSameNodeIdAfterUsingPopulatingUpdater() throws Exception {
    // given
    populator = newPopulator();
    when(nodePropertyAccessor.getNodePropertyValue(1, PROPERTY_KEY_ID, NULL)).thenReturn(Values.of("value1"));
    IndexUpdater updater = populator.newPopulatingUpdater(nodePropertyAccessor, NULL);
    updater.process(add(1, schemaDescriptor, "value1"));
    updater.process(change(1, schemaDescriptor, "value1", "value1"));
    updater.close();
    addUpdate(populator, 2, "value2");
    addUpdate(populator, 3, "value3");
    // when
    populator.verifyDeferredConstraints(nodePropertyAccessor);
    populator.close(true, NULL);
    // then
    assertEquals(singletonList(1L), getAllNodes(getDirectory(), "value1"));
    assertEquals(singletonList(2L), getAllNodes(getDirectory(), "value2"));
    assertEquals(singletonList(3L), getAllNodes(getDirectory(), "value3"));
}