#!/usr/bin/env bash
# Build the wasm package (../build.sh), test it under Node against files
# written by h5py and netCDF4 (make_fixture.py), then load the viewer page
# in headless Chromium if one is found (browser.sh).
#
# Needs node, the wasm-bindgen CLI (see ../build.sh) and a Python with h5py,
# netCDF4 and numpy: CLAWHDF5_PYTHON names it (default python3). Without that
# Python the test is skipped, unless CLAWHDF5_REQUIRE_INTEROP=1.
set -euo pipefail

HERE="$(cd "$(dirname "$0")" && pwd)"
PY="${CLAWHDF5_PYTHON:-python3}"

command -v node >/dev/null || { echo "node not found" >&2; exit 1; }
if ! "$PY" -c "import h5py, netCDF4, numpy" >/dev/null 2>&1; then
    if [ "${CLAWHDF5_REQUIRE_INTEROP:-0}" = "1" ]; then
        echo "CLAWHDF5_REQUIRE_INTEROP=1 but $PY lacks h5py/netCDF4/numpy" >&2
        exit 1
    fi
    echo "SKIP: $PY lacks h5py/netCDF4/numpy"
    exit 0
fi

bash "$HERE/../build.sh"
fix="$(mktemp -d)"
trap 'rm -rf "$fix"' EXIT
"$PY" "$HERE/make_fixture.py" "$fix"
node "$HERE/test.mjs" "$HERE/../pkg" "$fix"

# The page itself, in headless Chromium when one is available.
status=0
bash "$HERE/browser.sh" "$fix" || status=$?
if [ "$status" = 3 ]; then
    echo "SKIP: viewer page in a browser (no Chromium; set CHROME)"
elif [ "$status" != 0 ]; then
    exit "$status"
fi