#!/bin/sh
# This script is used for testing the build, primarily for use
# with travis, but may be used by hand as well.

set -e
set -x

# Test autoconf build
autoconf_build()
{
    mkdir autoconf-build
    cd autoconf-build
    ../configure --prefix=$(readlink -f ../autoconf-install)
    make
    make install
    make check
}

# Install needed tools
cmake_deps()
{
    mkdir -p download
    mkdir -p tools

    cmake_file="cmake-3.8.2-Linux-x86_64.tar.gz"
    cmake_url="https://cmake.org/files/v3.8/${cmake_file}"
    cmake_hash="574673d3f37b0be6a0813b894a8bce9c4af08c13f1ec25c030a69f42e0e4b349e0192385ef20c8a9271055b7c3b24c5b20fb5009762131a3fba3d17576e641f1"

    ninja_file="ninja-linux.zip"
    ninja_url="https://github.com/ninja-build/ninja/releases/download/v1.7.2/${ninja_file}"
    ninja_hash="2dddc52750c5e6f841acd0d978b894c9a6562f12ddb4ba9e5118a213f54265f065682ffe1bc7bc2ac6146760145d17800a4b7373791cd1fbbaf0836faf050e19"

    (
        cd download
        if [ ! -f "$cmake_file" ] || [ "$(sha512sum "$cmake_file")" != "$cmake_hash  $cmake_file" ]; then
            wget "$cmake_url"
            if [ "$(sha512sum "$cmake_file")" != "$cmake_hash  $cmake_file" ]; then
                echo "Error: cmake download hash mismatch" >&2
                exit 1
            fi
        fi
        tar xf "$cmake_file"
        cp -a ${cmake_file%.tar.gz}/* ../tools

        if [ "$1" = "Ninja" ]; then
            if [ ! -f "$ninja_file" ] || [ "$(sha512sum "$ninja_file")" != "$ninja_hash  $ninja_file" ]; then
                wget "$ninja_url"
                if [ "$(sha512sum "$ninja_file")" != "$ninja_hash  $ninja_file" ]; then
                    echo "Error: ninja download hash mismatch" >&2
                    exit 1
                fi
            fi
            unzip "$ninja_file"
            mv ninja ../tools/bin
        fi
    )
}

# Test autoconf build
cmake_build()
{
    PATH="$(pwd)/tools/bin:$PATH"
    mkdir cmake-build
    cd cmake-build
    cmake -G "$1" -DCMAKE_BUILD_TYPE="$2" -DCMAKE_INSTALL_PREFIX=../autoconf-install ..
    cmake --build .
    cmake --build . --target install
    ctest -V
}

build=$1
shift

case $build in
    autoconf)
        echo "Testing Autoconf build"
        autoconf_build "$@"
        ;;
    cmake)
        echo "Testing CMake build"
        cmake_deps "$@"
        cmake_build "$@"
        ;;
    *)
        echo "Invalid argument: \"$arg\"" >&2
        exit 1
        ;;
esac

exit 0