#!/bin/sh
# m2SDL3 test runner - builds each tests/*.mod with gm2 and runs it.
# Usage: ./run_tests.sh  (SDL_VIDEODRIVER=dummy also works headless)
set -e
CDIR=$(dirname "$0")
ROOT=$(cd "$CDIR/.." && pwd)
BIN="$ROOT/build/tests"
OBJ="$ROOT/build/objs"
GM2="${GM2:-gm2}"

SDL_SRC="$ROOT/SDL-release-3.4.16"
SDL_BLD="$SDL_SRC/build"
SDL_INC="-I$SDL_SRC/include"
SDL_LIB="-L$SDL_BLD -lSDL3 -Wl,-rpath,$SDL_BLD"

mkdir -p "$BIN" "$OBJ"
# pure-Modula-2 helpers must be compiled with -c first (no main),
# then linked as .o files (passing the .mod directly would add
# extra mains and fail to link).
# shellcheck disable=SC2086
$GM2 -I"$ROOT/src" -I"$ROOT/lib" $SDL_INC $GM2FLAGS -c "$ROOT/src/SDL3Rect.mod" -o "$OBJ/SDL3Rect.o"
# shellcheck disable=SC2086
$GM2 -I"$ROOT/src" -I"$ROOT/lib" $SDL_INC $GM2FLAGS -c "$ROOT/lib/SDL3Utils.mod" -o "$OBJ/SDL3Utils.o"
# shellcheck disable=SC2086
$GM2 -I"$ROOT/src" -I"$ROOT/lib" $SDL_INC $GM2FLAGS -c "$ROOT/src/SDL3Key.mod" -o "$OBJ/SDL3Key.o"
pass=0; fail=0
for t in test_init test_version test_rect test_window test_key test_sysinfo test_clipboard; do
  echo "== $t =="
  # shellcheck disable=SC2086
  $GM2 -I"$ROOT/src" -I"$ROOT/lib" $SDL_INC $GM2FLAGS "$ROOT/tests/$t.mod" \
       "$OBJ/SDL3Rect.o" "$OBJ/SDL3Utils.o" "$OBJ/SDL3Key.o" \
       -o "$BIN/$t" $SDL_LIB
  if [ "$t" = "test_window" ] || [ "$t" = "test_clipboard" ]; then
    if [ -z "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ]; then
      SDL_VIDEODRIVER=dummy "$BIN/$t"
    else
      "$BIN/$t"
    fi
  else
    "$BIN/$t"
  fi
  pass=$((pass+1))
done
echo "OK: $pass passed, $fail failed"