[
  {
    "degree": 1,
    "pseudo": [0, 0.125, 0.25, 0.5, 0.75, 0.875, 1],
    "kernel_size": [5],
    "is_open_spline": [1],
    "expected_basis": [[0, 1], [0.5, 0.5], [0, 1], [0, 1], [0, 1], [0.5, 0.5], [0, 1]],
    "expected_index": [[1, 0], [1, 0], [2, 1], [3, 2], [4, 3], [4, 3], [0, 4]]
  },
  {
    "degree": 1,
    "pseudo": [0, 0.125, 0.25, 0.5, 0.75, 0.875, 1],
    "kernel_size": [4],
    "is_open_spline": [0],
    "expected_basis": [[0, 1], [0.5, 0.5], [0, 1], [0, 1], [0, 1], [0.5, 0.5], [0, 1]],
    "expected_index": [[1, 0], [1, 0], [2, 1], [3, 2], [0, 3], [0, 3], [1, 0]]
  },
  {
    "degree": 1,
    "pseudo": [[0.125, 0.5], [0.5, 0.5], [0.75, 0.125]],
    "kernel_size": [5, 5],
    "is_open_spline": [1, 1],
    "expected_basis": [[0, 0, 0.5, 0.5], [0, 0, 0, 1], [0, 0.5, 0, 0.5]],
    "expected_index": [[8, 3, 7, 2], [18, 13, 17, 12], [21, 16, 20, 15]]
  }
]