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Tests/cocotb (#19)

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* wip

* reorg

* update sv int

* apb4 working

* apb3 working

* version bump + ignore runner warning

* remove redundant check

* adding log on failure

* cleaning up verilator version issue

* devcontainer

* Fix missing libpython in GitHub Actions CI environment (#21)

* Initial plan

* Install libpython in GitHub Actions for cocotb tests

Co-authored-by: arnavsacheti <36746504+arnavsacheti@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: arnavsacheti <36746504+arnavsacheti@users.noreply.github.com>

---------

Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
This commit is contained in:
Arnav Sacheti
2025-11-10 23:00:28 -08:00
committed by GitHub
parent d7481e71ba
commit a9653c8497
25 changed files with 1417 additions and 364 deletions
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33
tests/cocotb/axi4lite/smoke/test_runner.py
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@@ -1,5 +1,8 @@
"""Pytest wrapper launching the AXI4-Lite cocotb smoke test."""
"""Pytest wrapper launching the AXI4-Lite cocotb smoke tests."""
from __future__ import annotations
import json
from pathlib import Path
import pytest
@@ -11,20 +14,25 @@ try: # pragma: no cover - optional dependency shim
except ImportError: # pragma: no cover
from cocotb_tools.runner import get_runner
from tests.cocotb_lib.utils import compile_rdl_and_export, get_verilog_sources
from tests.cocotb_lib import RDL_CASES
from tests.cocotb_lib.utils import get_verilog_sources, prepare_cpuif_case
@pytest.mark.simulation
@pytest.mark.verilator
def test_axi4lite_smoke(tmp_path: Path) -> None:
"""Compile the AXI4-Lite design and execute the cocotb smoke test."""
@pytest.mark.parametrize(("rdl_file", "top_name"), RDL_CASES, ids=[case[1] for case in RDL_CASES])
def test_axi4lite_smoke(tmp_path: Path, rdl_file: str, top_name: str) -> None:
"""Compile each AXI4-Lite design variant and execute the cocotb smoke test."""
repo_root = Path(__file__).resolve().parents[4]
rdl_path = repo_root / "tests" / "cocotb_lib" / "rdl" / rdl_file
build_root = tmp_path / top_name
module_path, package_path = compile_rdl_and_export(
str(repo_root / "tests" / "cocotb_lib" / "multiple_reg.rdl"),
"multi_reg",
tmp_path,
module_path, package_path, config = prepare_cpuif_case(
str(rdl_path),
top_name,
build_root,
cpuif_cls=AXI4LiteCpuifFlat,
control_signal="AWVALID",
)
sources = get_verilog_sources(
@@ -34,17 +42,18 @@ def test_axi4lite_smoke(tmp_path: Path) -> None:
)
runner = get_runner("verilator")
build_dir = tmp_path / "sim_build"
sim_build = build_root / "sim_build"
runner.build(
sources=sources,
hdl_toplevel=module_path.stem,
build_dir=build_dir,
build_dir=sim_build,
)
runner.test(
hdl_toplevel=module_path.stem,
test_module="tests.cocotb.axi4lite.smoke.test_register_access",
build_dir=build_dir,
log_file=str(tmp_path / "sim.log"),
build_dir=sim_build,
log_file=str(build_root / "simulation.log"),
extra_env={"RDL_TEST_CONFIG": json.dumps(config)},
)