eth2.0-specs/tests/formats/kzg_7594/compute_cells.md

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2024-04-23 15:15:21 +00:00
# Test format: Compute cells
Compute the cells for a given `blob`.
## Test case format
The test data is declared in a `data.yaml` file:
```yaml
input:
blob: Blob -- the data blob
output: List[Cell] -- the cells
```
- `Blob` is a 131072-byte hexadecimal string, prefixed with `0x`.
- `Cell` is a 2048-byte hexadecimal string, prefixed with `0x`.
All byte(s) fields are encoded as strings, hexadecimal encoding, prefixed with `0x`.
## Condition
The `compute_cells` handler should compute the cells (chunks of an extended blob) for `blob`, and the result should match the expected `output`. If the blob is invalid (e.g. incorrect length or one of the 32-byte blocks does not represent a BLS field element) it should error, i.e. the output should be `null`.