()
| 540 | check_copy_result(res, c, ccontig=False, fcontig=False, strides=True) |
| 541 | |
| 542 | def test_contiguous_flags(): |
| 543 | a = np.ones((4, 4, 1))[::2,:,:] |
| 544 | a.strides = a.strides[:2] + (-123,) |
| 545 | b = np.ones((2, 2, 1, 2, 2)).swapaxes(3, 4) |
| 546 | |
| 547 | def check_contig(a, ccontig, fcontig): |
| 548 | assert_(a.flags.c_contiguous == ccontig) |
| 549 | assert_(a.flags.f_contiguous == fcontig) |
| 550 | |
| 551 | # Check if new arrays are correct: |
| 552 | check_contig(a, False, False) |
| 553 | check_contig(b, False, False) |
| 554 | check_contig(np.empty((2, 2, 0, 2, 2)), True, True) |
| 555 | check_contig(np.array([[[1], [2]]], order='F'), True, True) |
| 556 | check_contig(np.empty((2, 2)), True, False) |
| 557 | check_contig(np.empty((2, 2), order='F'), False, True) |
| 558 | |
| 559 | # Check that np.array creates correct contiguous flags: |
| 560 | check_contig(np.array(a, copy=False), False, False) |
| 561 | check_contig(np.array(a, copy=False, order='C'), True, False) |
| 562 | check_contig(np.array(a, ndmin=4, copy=False, order='F'), False, True) |
| 563 | |
| 564 | # Check slicing update of flags and : |
| 565 | check_contig(a[0], True, True) |
| 566 | check_contig(a[None, ::4, ..., None], True, True) |
| 567 | check_contig(b[0, 0, ...], False, True) |
| 568 | check_contig(b[:, :, 0:0, :, :], True, True) |
| 569 | |
| 570 | # Test ravel and squeeze. |
| 571 | check_contig(a.ravel(), True, True) |
| 572 | check_contig(np.ones((1, 3, 1)).squeeze(), True, True) |
| 573 | |
| 574 | def test_broadcast_arrays(): |
| 575 | # Test user defined dtypes |
nothing calls this directly
no test coverage detected