Examples with NodeLabels org.neo4j.kernel.impl.store.NodeLabels used on opensource projects

Example 36 with NodeLabels

use of org.neo4j.kernel.impl.store.NodeLabels in project neo4j by neo4j.

the class NodeLabelsFieldTest method shouldInlineFiveSmallLabels.

@Test
void shouldInlineFiveSmallLabels() {
    // GIVEN
    long labelId1 = 10;
    long labelId2 = 30;
    long labelId3 = 45;
    long labelId4 = 60;
    long labelId5 = 61;
    NodeRecord node = nodeRecordWithInlinedLabels(labelId1, labelId2, labelId3, labelId4);
    NodeLabels nodeLabels = NodeLabelsField.parseLabelsField(node);
    // WHEN
    nodeLabels.add(labelId5, null, null, NULL, INSTANCE);
    // THEN
    assertEquals(inlinedLabelsLongRepresentation(labelId1, labelId2, labelId3, labelId4, labelId5), node.getLabelField());
}

Example 37 with NodeLabels

use of org.neo4j.kernel.impl.store.NodeLabels in project neo4j by neo4j.

the class NodeLabelsFieldTest method shouldInlineOneLabel.

@Test
void shouldInlineOneLabel() {
    // GIVEN
    long labelId = 10;
    NodeRecord node = nodeRecordWithInlinedLabels();
    NodeLabels nodeLabels = NodeLabelsField.parseLabelsField(node);
    // WHEN
    nodeLabels.add(labelId, null, null, NULL, INSTANCE);
    // THEN
    assertEquals(inlinedLabelsLongRepresentation(labelId), node.getLabelField());
}

Example 38 with NodeLabels

use of org.neo4j.kernel.impl.store.NodeLabels in project neo4j by neo4j.

the class NodeLabelsFieldTest method shouldInlineThreeSmallLabels.

@Test
void shouldInlineThreeSmallLabels() {
    // GIVEN
    long labelId1 = 10;
    long labelId2 = 30;
    long labelId3 = 4095;
    NodeRecord node = nodeRecordWithInlinedLabels(labelId1, labelId2);
    NodeLabels nodeLabels = NodeLabelsField.parseLabelsField(node);
    // WHEN
    nodeLabels.add(labelId3, null, null, NULL, INSTANCE);
    // THEN
    assertEquals(inlinedLabelsLongRepresentation(labelId1, labelId2, labelId3), node.getLabelField());
}

Example 39 with NodeLabels

use of org.neo4j.kernel.impl.store.NodeLabels in project neo4j by neo4j.

the class NodeLabelsFieldTest method removingNonExistentInlinedLabelShouldFail.

@Test
void removingNonExistentInlinedLabelShouldFail() {
    // GIVEN
    int labelId1 = 1;
    int labelId2 = 2;
    NodeRecord node = nodeRecordWithInlinedLabels(labelId1);
    NodeLabels nodeLabels = NodeLabelsField.parseLabelsField(node);
    assertThrows(IllegalStateException.class, () -> nodeLabels.remove(labelId2, nodeStore, NULL, INSTANCE));
}

Example 40 with NodeLabels

use of org.neo4j.kernel.impl.store.NodeLabels in project neo4j by neo4j.

the class NodeLabelsFieldTest method twoDynamicRecordsShouldShrinkToOneWhenRemovingWithoutChangingItsOwner.

@Test
void twoDynamicRecordsShouldShrinkToOneWhenRemovingWithoutChangingItsOwner() {
    // GIVEN
    // will occupy 61B of data, i.e. just two dynamic records
    Long nodeId = 42L;
    NodeRecord node = nodeRecordWithDynamicLabels(nodeId, nodeStore, oneByteLongs(57));
    NodeLabels nodeLabels = NodeLabelsField.parseLabelsField(node);
    List<DynamicRecord> changedDynamicRecords = addAll(new ArrayList<>(), nodeLabels.remove(255, /*Initial labels go from 255 and down to 255-58*/
    nodeStore, NULL, INSTANCE));
    // WHEN
    Pair<Long, long[]> changedPair = DynamicNodeLabels.getDynamicLabelsArrayAndOwner(changedDynamicRecords, nodeStore.getDynamicLabelStore(), NULL);
    // THEN
    assertEquals(nodeId, changedPair.first());
}