@Test
public void shouldAcquireSchemaWriteLockBeforeDroppingConstraint() throws Exception {
// given
SchemaWriteOperations delegate = mock(SchemaWriteOperations.class);
UniquenessConstraint constraint = mock(UniquenessConstraint.class);
LockingStatementOperations context = new LockingStatementOperations(null, null, delegate, null);
// when
context.constraintDrop(state, constraint);
// then
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaWriteLock();
order.verify(delegate).constraintDrop(state, constraint);
verifyNoMoreInteractions(lockHolder, delegate);
}
@Test
public void shouldAcquireSchemaWriteLockBeforeRemovingIndexRule() throws Exception {
// given
SchemaWriteOperations delegate = mock(SchemaWriteOperations.class);
IndexDescriptor rule = mock(IndexDescriptor.class);
LockingStatementOperations context = new LockingStatementOperations(null, null, delegate, null);
// when
context.indexDrop(state, rule);
// then
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaWriteLock();
order.verify(delegate).indexDrop(state, rule);
verifyNoMoreInteractions(lockHolder, delegate);
}
@Test
public void shouldAcquireSchemaWriteLockBeforeAddingIndexRule() throws Exception {
// given
SchemaWriteOperations delegate = mock(SchemaWriteOperations.class);
IndexDescriptor rule = mock(IndexDescriptor.class);
when(delegate.indexCreate(state, 123, 456)).thenReturn(rule);
LockingStatementOperations context = new LockingStatementOperations(null, null, delegate, null);
// when
IndexDescriptor result = context.indexCreate(state, 123, 456);
// then
assertSame(rule, result);
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaWriteLock();
order.verify(delegate).indexCreate(state, 123, 456);
verifyNoMoreInteractions(lockHolder, delegate);
}
@Test
public void shouldGrabWriteLocksBeforeDeleting() throws Exception {
// GIVEN
EntityWriteOperations inner = mock(EntityWriteOperations.class);
NodeProxy.NodeLookup lookup = mock(NodeProxy.NodeLookup.class);
NodeImpl node = mock(NodeImpl.class);
int nodeId = 0;
when(lookup.lookup(anyLong(), any(LockType.class))).thenReturn(node);
LockingStatementOperations statementContext =
new LockingStatementOperations(inner, null, null, null);
// WHEN
statementContext.nodeDelete(state, nodeId);
// THEN
verify(lockHolder).acquireNodeWriteLock(nodeId);
}
@Test
public void shouldAcquireSchemaWriteLockBeforeAddingUniquenessConstraint() throws Exception {
// given
SchemaWriteOperations delegate = mock(SchemaWriteOperations.class);
UniquenessConstraint constraint = mock(UniquenessConstraint.class);
when(delegate.uniquenessConstraintCreate(state, 123, 456)).thenReturn(constraint);
LockingStatementOperations context = new LockingStatementOperations(null, null, delegate, null);
// when
UniquenessConstraint result = context.uniquenessConstraintCreate(state, 123, 456);
// then
assertEquals(constraint, result);
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaWriteLock();
order.verify(delegate).uniquenessConstraintCreate(state, 123, 456);
verifyNoMoreInteractions(lockHolder, delegate);
}
@Test
public void shouldAcquireSchemaReadLockBeforeRetrievingAllConstraintsl() throws Exception {
// given
SchemaReadOperations delegate = mock(SchemaReadOperations.class);
@SuppressWarnings("unchecked")
Iterator<UniquenessConstraint> constraints = mock(Iterator.class);
when(delegate.constraintsGetAll(state)).thenReturn(constraints);
LockingStatementOperations context = new LockingStatementOperations(null, delegate, null, null);
// when
Iterator<UniquenessConstraint> result = context.constraintsGetAll(state);
// then
assertEquals(constraints, result);
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaReadLock();
order.verify(delegate).constraintsGetAll(state);
verifyNoMoreInteractions(lockHolder, delegate);
}
@Test
public void shouldAcquireSchemaReadLockBeforeRetrievingIndexRule() throws Exception {
// given
SchemaReadOperations delegate = mock(SchemaReadOperations.class);
@SuppressWarnings("unchecked")
Iterator<IndexDescriptor> rules = mock(Iterator.class);
when(delegate.indexesGetAll(state)).thenReturn(rules);
LockingStatementOperations context = new LockingStatementOperations(null, delegate, null, null);
// when
Iterator<IndexDescriptor> result = context.indexesGetAll(state);
// then
assertSame(rules, result);
InOrder order = inOrder(lockHolder, delegate);
order.verify(lockHolder).acquireSchemaReadLock();
order.verify(delegate).indexesGetAll(state);
verifyNoMoreInteractions(lockHolder, delegate);
}
