def test_bad_range_smaller(): msg = "Range 'from' need to be smaller than 'to' (got '3-2')" with pytest.raises(ValueError, match=re.escape(msg)): _parse_cells('3-2', 80)
def test_several_mixed(): r = _parse_cells('1,3,5-7,2,9,11-13', 80) assert r == [1, 2, 3, 5, 6, 7, 9, 11, 12, 13]
def test_overlapped(): r = _parse_cells('3,5-7,6-9,8', 80) assert r == [3, 5, 6, 7, 8, 9]
def test_not_int(): msg = "Found forbidden characters in cells definition (allowed digits, '-' and ',')" with pytest.raises(ValueError, match=re.escape(msg)): _parse_cells('1,a', 3)
def test_not_positive(): msg = "Cells need to be >=1" with pytest.raises(ValueError, match=re.escape(msg)): _parse_cells('3,0', 3)
def test_range_default_start(): r = _parse_cells('-3', 8) assert r == [1, 2, 3]
def test_range_default_end(): r = _parse_cells('5-', 8) assert r == [5, 6, 7, 8]
def test_several_limited(): msg = "Notebook loaded of len 3, smaller than requested cells: [1, 2, 3, 4]" with pytest.raises(ValueError, match=re.escape(msg)): _parse_cells('1-4', 3)
def test_several_range(): r = _parse_cells('1-9', 100) assert r == [1, 2, 3, 4, 5, 6, 7, 8, 9]
def test_several_comma(): r = _parse_cells('1,3,5,9,7', 100) assert r == [1, 3, 5, 7, 9]
def test_simple(): r = _parse_cells('1', 100) assert r == [1]
def test_empty(): msg = "Empty cells spec not allowed" with pytest.raises(ValueError, match=re.escape(msg)): _parse_cells('', 100)