def test_create_with_slice_selector():
p = MockPopulation(11, MockStandardCell)
mask1 = slice(0, 9, 1)
pv1 = common.PopulationView(parent=p, selector=mask1)
assert_arrays_equal(pv1.all_cells, p.all_cells[0:9])
mask2 = slice(3, 9, 2)
pv2 = common.PopulationView(parent=pv1, selector=mask2)
assert_equal(
pv2.parent, pv1
) # or would it be better to resolve the parent chain up to an actual Population?
assert_arrays_equal(
pv2.all_cells,
numpy.array([p.all_cells[3], p.all_cells[5], p.all_cells[7]]))
assert_arrays_equal(pv2._mask_local, numpy.array([1, 0, 0], dtype=bool))
def test_create_with_boolean_array_selector():
p = MockPopulation(11, MockStandardCell)
mask = numpy.array([0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0], dtype=bool)
pv = common.PopulationView(parent=p, selector=mask)
assert_arrays_equal(
pv.all_cells,
numpy.array([p.all_cells[3], p.all_cells[5], p.all_cells[7]]))
def test_id_to_index():
p = MockPopulation(11, MockStandardCell)
mask = slice(3, 9, 2)
pv = common.PopulationView(parent=p, selector=mask)
assert_equal(pv.id_to_index(p.all_cells[3]), 0)
assert_equal(pv.id_to_index(p.all_cells[7]), 2)
assert_raises(IndexError, pv.id_to_index, p.all_cells[0])
def test_get_positions():
p = MockPopulation(11, MockStandardCell)
ppos = numpy.random.uniform(size=(3, 11))
p._positions = ppos
pv = common.PopulationView(parent=p, selector=slice(3, 9, 2))
assert_arrays_equal(pv.positions,
numpy.array([ppos[:, 3], ppos[:, 5], ppos[:, 7]]).T)
def test_create_with_index_array_selector():
p = MockPopulation(11, MockStandardCell)
mask = numpy.array([3, 5, 7])
pv = common.PopulationView(parent=p, selector=mask)
assert_arrays_equal(
pv.all_cells,
numpy.array([p.all_cells[3], p.all_cells[5], p.all_cells[7]]))
assert_arrays_equal(pv.mask, mask)
def test_create_with_slice_selector():
p = MockPopulation(11, MockStandardCell)
mask = slice(3, 9, 2)
pv = common.PopulationView(parent=p, selector=mask)
assert_equal(pv.parent, p)
assert_equal(pv.size, 3)
assert_equal(pv.mask, mask)
assert_arrays_equal(
pv.all_cells,
numpy.array([p.all_cells[3], p.all_cells[5], p.all_cells[7]]))
assert_arrays_equal(pv.local_cells, numpy.array([p.all_cells[3]]))
assert_arrays_equal(pv._mask_local, numpy.array([1, 0, 0], dtype=bool))
assert_equal(pv.celltype, p.celltype)
assert_equal(pv.cellparams, p.cellparams)
assert_equal(pv.recorders, p.recorders)
assert_equal(pv.first_id, p.all_cells[3])
assert_equal(pv.last_id, p.all_cells[7])
def test_structure_property():
p = MockPopulation(11, MockStandardCell)
mask = slice(3, 9, 2)
pv = common.PopulationView(parent=p, selector=mask)
assert_equal(pv.structure, p.structure)
def test_describe():
p = MockPopulation(11, MockStandardCell)
mask = slice(3, 9, 2)
pv = common.PopulationView(parent=p, selector=mask)
assert isinstance(pv.describe(), basestring)
assert isinstance(pv.describe(template=None), dict)
