Examples with ConstraintDefinition org.neo4j.graphdb.schema.ConstraintDefinition used on opensource projects

Example 66 with ConstraintDefinition

use of org.neo4j.graphdb.schema.ConstraintDefinition in project neo4j by neo4j.

the class SchemaAcceptanceTest method shouldListAddedConstraintsByLabel.

@Test
void shouldListAddedConstraintsByLabel() {
    // GIVEN
    ConstraintDefinition constraint1 = createUniquenessConstraint(label, propertyKey);
    createUniquenessConstraint(otherLabel, propertyKey);
    // WHEN THEN
    try (Transaction tx = db.beginTx()) {
        assertThat(getConstraints(tx, label)).containsOnly(constraint1);
    }
}

Example 67 with ConstraintDefinition

use of org.neo4j.graphdb.schema.ConstraintDefinition in project neo4j by neo4j.

the class SchemaAcceptanceTest method mustBeAbleToCreateUniquenessConstraintWithBtreeIndexType.

@Test
void mustBeAbleToCreateUniquenessConstraintWithBtreeIndexType() {
    String name;
    try (Transaction tx = db.beginTx()) {
        ConstraintDefinition constraint = tx.schema().constraintFor(label).assertPropertyIsUnique(propertyKey).withIndexType(BTREE).create();
        name = constraint.getName();
        IndexDefinition index = getIndex(tx, name);
        assertThat(index.getIndexType()).isEqualTo(BTREE);
        tx.commit();
    }
    try (Transaction tx = db.beginTx()) {
        IndexDefinition index = getIndex(tx, name);
        assertThat(index.getIndexType()).isEqualTo(BTREE);
    }
}

Example 68 with ConstraintDefinition

use of org.neo4j.graphdb.schema.ConstraintDefinition in project neo4j by neo4j.

the class SchemaAcceptanceTest method mustBeAbleToSpecifyIndexConfigurationForUniquenessConstraint.

@Test
void mustBeAbleToSpecifyIndexConfigurationForUniquenessConstraint() {
    try (Transaction tx = db.beginTx()) {
        ConstraintDefinition constraint = tx.schema().constraintFor(label).withName("my constraint").assertPropertyIsUnique(propertyKey).withIndexConfiguration(Map.of(IndexSettingImpl.SPATIAL_CARTESIAN_MAX, new double[] { 200.0, 200.0 }, IndexSettingImpl.SPATIAL_WGS84_MIN, new double[] { -90.0, -90.0 })).create();
        IndexDefinition index = getIndex(tx, constraint.getName());
        Map<IndexSetting, Object> config = index.getIndexConfiguration();
        assertArrayEquals(new double[] { 200.0, 200.0 }, (double[]) config.get(IndexSettingImpl.SPATIAL_CARTESIAN_MAX));
        assertArrayEquals(new double[] { -90.0, -90.0 }, (double[]) config.get(IndexSettingImpl.SPATIAL_WGS84_MIN));
        tx.commit();
    }
    try (Transaction tx = db.beginTx()) {
        IndexDefinition index = getIndex(tx, "my constraint");
        Map<IndexSetting, Object> config = index.getIndexConfiguration();
        assertArrayEquals(new double[] { 200.0, 200.0 }, (double[]) config.get(IndexSettingImpl.SPATIAL_CARTESIAN_MAX));
        assertArrayEquals(new double[] { -90.0, -90.0 }, (double[]) config.get(IndexSettingImpl.SPATIAL_WGS84_MIN));
        tx.commit();
    }
}

Example 69 with ConstraintDefinition

use of org.neo4j.graphdb.schema.ConstraintDefinition in project neo4j by neo4j.

the class SchemaAcceptanceTest method createAndDropConstraintInSameTx.

@Test
void createAndDropConstraintInSameTx() {
    // When
    try (Transaction tx = db.beginTx()) {
        ConstraintDefinition constraint = tx.schema().constraintFor(label).assertPropertyIsUnique(propertyKey).withName(nameA).create();
        constraint.drop();
        tx.commit();
    }
    // Then
    try (Transaction tx = db.beginTx()) {
        assertThat(count(tx.schema().getConstraints())).isEqualTo(0);
        assertThat(count(tx.schema().getIndexes())).isEqualTo(0);
        tx.commit();
    }
}

Example 70 with ConstraintDefinition

use of org.neo4j.graphdb.schema.ConstraintDefinition in project neo4j-nlp by graphaware.

the class SchemaProcedureTest method schemaAssert.

private void schemaAssert(Label label, String s, String type) {
    boolean exist = false;
    try (Transaction tx = getDatabase().beginTx()) {
        if (type.equals(UNIQUE)) {
            for (ConstraintDefinition constraintDefinition : getDatabase().schema().getConstraints(label)) {
                for (String p : constraintDefinition.getPropertyKeys()) {
                    if (p.equals(s)) {
                        exist = true;
                    }
                }
            }
        } else {
            for (IndexDefinition indexDefinition : getDatabase().schema().getIndexes()) {
                for (String p : indexDefinition.getPropertyKeys()) {
                    if (p.equals(s)) {
                        exist = true;
                    }
                }
            }
        }
        tx.success();
    }
    assertTrue(exist);
}