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RustPython/extra_tests
이광효 16bb018d31 csv: port CPython reader state machine (#8381)
* csv: port CPython reader state machine

Replace the csv-core reader and per-item quote scanner with one Rust
implementation of CPython's nine-state reader parser. Keep parser state
across iterator items and distinguish virtual item boundaries from true
iterator exhaustion.

Centralize field completion so quote provenance, empty-field None conversion,
float conversion, strict parsing, field limits, blank rows, and escaped or
quoted newlines share one path. Apply the existing reentrant-iterator
generation check to every iterator item consumed by a record.

Also accept empty ASCII line terminators like CPython, report a missing
csv-core writer sentinel as _csv.Error instead of panicking, and name the
FSM entry point process_parser_input.

Remove the expected-failure markers from the eleven reader tests that now
pass.

Assisted-by: Codex:gpt-5.6-sol

* csv: test CRLF boundaries with custom lineterminator
2026-08-01 11:35:37 +09:00
..
2022-07-17 03:25:34 +09:00
2025-12-12 22:46:39 +09:00

Test snippets

This directory contains two sets of test snippets which can be run in Python. The snippets/ directory contains functional tests, and the benchmarks/ directory contains snippets for use in benchmarking RustPython's performance.

Setup

Our testing depends on pytest, which you can install using pip.

Running

Simply run pytest -v in this directory, and the tests should run (and hopefully pass). If it hangs for a long time, that's because it's building RustPython in release mode, which should take less time than it would to run every test snippet with RustPython compiled in debug mode.