#!/bin/bash
# Copyright 2018 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

### run host tests

##
## Usage: fx run-host-tests [-z] [host test names ...]
## Builds and runs the given host tests.
## With "-z" passed, only Zircon tests will be run - and
## without it only tests from Garnet and above.
## If no host test names are provided, then all available
## host tests will be run.
##

set -o errexit
set -o pipefail

source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"/lib/vars.sh
fx-config-read

function main {
  if [[ $# -gt 0 ]] && [[ $1 = "-z" ]]; then
    host_test_dir="${ZIRCON_BUILD_DIR}/host_tests"
    fx-command-run build-zircon "-v"
    shift
  else
    host_test_dir="${FUCHSIA_BUILD_DIR}/host_tests"
    # If test names are supplied, rebuild the associated tests; else rebuild
    # everything under the GN 'host_tests' label.
    [[ $# -gt 0 ]] && build_targets="${@/#/host_tests/}" ||
        build_targets="./build/gn:host_tests"
    fx-command-run build "${build_targets}"
  fi

  runtests_cmd="${ZIRCON_TOOLS_DIR}/runtests -v"

  if [[ $# -gt 0 ]]; then
    # Comma-separated list of host test names to filter by.
    local IFS=","
    filtered_host_tests="'$*'"

    runtests_cmd="${runtests_cmd} -t ${filtered_host_tests}"
  fi

  runtests_cmd="${runtests_cmd} ${host_test_dir}"
  eval "${runtests_cmd}"
}

main "$@"