Function vector_test

layers/containers/vector.py:396–514

(tr)

# caution: modifies the database!
@fdb.transactional
def vector_test(tr):
    vector = Vector(Subspace(('test_vector',)), 0)

    with vector.use_transaction(tr):
        print 'Clearing any previous values in the vector'
        vector.clear()

        print '\nMODIFIERS'

        # Set + Push
        vector[0] = 1
        vector[1] = 2
        vector.push(3)
        _print_vector(vector, tr)

        # Swap
        vector.swap(0, 2)
        _print_vector(vector, tr)

        # Pop
        print 'Popped:', vector.pop()
        _print_vector(vector, tr)

        # Clear
        vector.clear()

        print 'Pop empty:', vector.pop()
        _print_vector(vector, tr)

        vector.push('Foo')
        print 'Pop size 1:', vector.pop()
        _print_vector(vector, tr)

        print '\nCAPACITY OPERATIONS'

        # Capacity
        print 'Size:', vector.size()
        print 'Empty:', vector.empty()

        print 'Resizing to length 5'
        vector.resize(5)
        _print_vector(vector, tr)
        print 'Size:', vector.size()

        print 'Setting values'
        vector[0] = 'The'
        vector[1] = 'Quick'
        vector[2] = 'Brown'
        vector[3] = 'Fox'
        vector[4] = 'Jumps'
        vector[5] = 'Over'
        _print_vector(vector, tr)

        print '\nFRONT'
        print vector.front()

        print '\nBACK'
        print vector.back()