test

#!/usr/bin/env bash
set -euo pipefail

external_spirv=
if [[ ${1:-} == --web || ${1:-} == --build-web || \
      ${1:-} == --rebuild-web ]]; then
  if [[ ${1:-} == --rebuild-web || \
        ! -f third_party/emdawnwebgpu/emdawnwebgpu.port.py ]]; then
    tools/build_emdawn.sh
  fi
  export EMSDK_QUIET=1
  source "${GPUCPP_EMSDK_ROOT:-../emsdk}/emsdk_env.sh" >/dev/null
  emcmake cmake -S . -B build-web -G Ninja -DCMAKE_BUILD_TYPE=Release
  cmake --build build-web --target gpu_cpp_web web_binding_test
  if [[ ${1:-} != --build-web ]]; then
    emrun --browser chrome --timeout 60 build-web/web_binding_test.html
  fi
  exit
elif [[ ${1:-} == --rebuild-dawn ]]; then
  tools/build_dawn.sh
elif [[ ${1:-} == --spirv && $# -eq 2 ]]; then
  external_spirv=$2
elif [[ $# -ne 0 ]]; then
  echo "usage: ./test [--rebuild-dawn|--web|--build-web|--rebuild-web|--spirv FILE]" >&2
  exit 2
elif [[ ! -f third_party/dawn/include/dawn/webgpu_cpp.h &&
        ! -f third_party/local/dawn/build-latest/gen/include/dawn/webgpu_cpp.h ]]; then
  tools/build_dawn.sh
fi

cmake -S . -B build -G Ninja -DCMAKE_BUILD_TYPE=Release
cmake --build build
ctest --test-dir build --output-on-failure
if [[ -n $external_spirv ]]; then
  build/gpu_test build/write42.spv "$external_spirv"
fi