#!/usr/bin/env bash

# Copyright © 2026, Riley Betts Ltd (rileybetts.ai)

# Python interop client → Lean interop server (replaces Go→Lean matrix).

set -euo pipefail

ROOT="$(cd "$(dirname "$0")/.." && pwd)"

PORT="${GRPC_PORT:-10000}"

CASES=(

empty_unary large_unary status_code_and_message custom_metadata cancel_after_begin

server_streaming client_streaming ping_pong empty_stream

cancel_after_first_response special_status_message unimplemented_method unimplemented_service

timeout_on_sleeping_server

client_compressed_unary server_compressed_unary server_compressed_streaming

)

# Note: cacheable_unary omitted (needs caching proxy + CacheableUnaryCall / GET).

cd "$ROOT"

if [[ ! -d .venv-interop ]]; then

python3 -m venv .venv-interop

fi

# shellcheck disable=SC1091

source .venv-interop/bin/activate

pip install -q --upgrade pip

pip install -q -r python_interop/requirements.txt

# Always regenerate stubs with the pinned grpcio-tools so gencode matches runtime.

python -m grpc_tools.protoc -I python_interop/proto \

--python_out=python_interop --grpc_python_out=python_interop \

python_interop/proto/empty.proto python_interop/proto/messages.proto \

python_interop/proto/test.proto

lake build interopServer

fuser -k "${PORT}/tcp" 2>/dev/null || true

GRPC_PORT="$PORT" ./.lake/build/bin/interopServer > /tmp/lean-grpc-py-interop.log 2>&1 &

pid=$!

trap 'kill "$pid" 2>/dev/null || true' EXIT

sleep 1

export PYTHONPATH="$ROOT/python_interop${PYTHONPATH:+:$PYTHONPATH}"

fail=0

for c in "${CASES[@]}"; do

echo "== python → lean: $c"

if ! timeout 60 python python_interop/client.py \

--server_host=127.0.0.1 --server_port="$PORT" --test_case="$c"; then

echo "FAIL $c"

fail=$((fail + 1))

fi

done

if [[ "$fail" -ne 0 ]]; then

echo "run-python-to-lean FAILED ($fail)"

exit 1

fi

echo "run-python-to-lean OK"