Dockerfile.test

FROM debian:trixie-slim

# Prevent interactive prompts during build
ENV DEBIAN_FRONTEND=noninteractive

# 1. Install Real System Dependencies
# Trixie includes newer versions of Python, likely requiring even stricter PEP 668 handling
RUN apt-get update && apt-get install -y \
    bash \
    curl \
    sudo \
    ssmtp \
    mailutils \
    bats \
    shellcheck \
    git \
    python3 \
    python3-pip \
    procps \
    cmake \
    g++ \
    pkg-config \
    libcurl4-openssl-dev \
    libelf-dev \
    libdw-dev \
    binutils-dev \
    libiberty-dev \
    zlib1g-dev \
    bc \
    && rm -rf /var/lib/apt/lists/*

# 1.a Pre-configure SSMTP for testing (so 'pi' user can write to it)
RUN mkdir -p /etc/ssmtp && \
    touch /etc/ssmtp/ssmtp.conf /etc/ssmtp/revaliases && \
    chmod 666 /etc/ssmtp/ssmtp.conf /etc/ssmtp/revaliases

# 1.1 Install kcov from source (not available in Trixie repos)
RUN cd /tmp && \
    git clone --depth 1 https://github.com/SimonKagstrom/kcov.git && \
    cd kcov && \
    mkdir build && \
    cd build && \
    cmake .. && \
    make && \
    make install && \
    cd / && \
    rm -rf /tmp/kcov

# 2. Create 'pi' user to simulate Raspberry Pi environment
RUN useradd -m -s /bin/bash pi && \
    echo "pi ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

# 3. Switch context
USER pi
WORKDIR /home/pi

# 4. Copy project files
COPY --chown=pi:pi . .

# 5. Make scripts executable
RUN chmod +x scripts/*.sh install.sh uninstall.sh tests/*.sh

# 6. Default Entrypoint
CMD ["./tests/run_suite.sh"]