#!/usr/bin/env bash
# Standalone C++ tests for pure logic that needs no running service.
#
# Compiled and run inside the build image, so the dependencies are the ones the
# real build uses and nothing has to be installed on the host - which matters on
# zeus, where the host cannot build the project at all.
set -uo pipefail
cd "$(dirname "$0")/.."

IMAGE="${BUILD_IMAGE:-smartbotic-automation-build-base:debian13}"
if ! docker image inspect "$IMAGE" >/dev/null 2>&1; then
    echo "build image $IMAGE not found - build it with packaging/Dockerfile.base" >&2
    exit 1
fi

fail=0
for test_src in tests/cpp/*_test.cpp; do
    name=$(basename "$test_src" .cpp)
    # Each test names the sources it needs on a "// sources:" line, so adding a
    # test does not mean editing this script.
    sources=$(grep -m1 '^// sources:' "$test_src" | sed 's|^// sources:||')
    [ -z "$sources" ] && sources="lib/common/${name%_test}.cpp lib/common/string_utils.cpp"

    echo "=== $name"
    docker run --rm -v "$PWD":/src -w /src "$IMAGE" sh -c \
        "g++ -std=c++20 -I lib -o /tmp/$name $test_src $sources -lssl -lcrypto && /tmp/$name"
    [ $? -ne 0 ] && fail=$((fail + 1))
done

if [ $fail -ne 0 ]; then
    echo "$fail C++ test binary/binaries failed"
    exit 1
fi
echo "C++ tests passed"