#!/usr/bin/env bash

set -eu

## START STANDARD BUILD SCRIPT INCLUDE
# adjust relative paths as necessary
THIS_SCRIPT="$(readlink -f "${BASH_SOURCE[0]}")"
. "${THIS_SCRIPT%/*}/../resources/build/build-utils.sh"
## END STANDARD BUILD SCRIPT INCLUDE

. "$KEYMAN_ROOT/resources/build/build-utils-ci.inc.sh"
. "$KEYMAN_ROOT/resources/shellHelperFunctions.sh"

# This script runs from its own folder
cd "$THIS_SCRIPT_PATH"

################################ Main script ################################

builder_describe "Runs the Keyman Engine for Web unit-testing suites" \
  "@./src/tools/testing/recorder test:integrated" \
  "test+" \
  ":dom                  Runs DOM-oriented unit tests (reduced footprint, nothing browser-specific)" \
  ":integrated           Runs KMW's integration test suite" \
  "--ci                  Set to utilize CI-based test configurations & reporting.  May not be set with $(builder_term --debug)." \
  "--reporters=REPORTERS Set to override the 'reporters' used by the unit testing engines" \
  "--browsers=BROWSERS   Set to override automatic browser selection for $(builder_term :engine) tests"

builder_parse "$@"

# Browser-based tests: common configs & kill-switches

DO_BROWSER_TEST_SUITE=true

if [[ $VERSION_ENVIRONMENT == test ]]; then
  # Implied: CONFIG=CI.conf.js because `-CI` parameter is passed.
  #
  # If we are running a TeamCity test build, for now, only run BrowserStack
  # tests when on a PR branch with a title including "(web)" or with the label
  # test-browserstack. This is because the BrowserStack tests are currently
  # unreliable, and the false positive failures are masking actual failures.
  #
  # We do not run BrowserStack tests on master, beta, or stable-x.y test
  # builds.
  DO_BROWSER_TEST_SUITE=false
  if builder_pull_get_details; then
    if [[ $builder_pull_title =~ \(web\) ]] || builder_pull_has_label test-browserstack; then
      DO_BROWSER_TEST_SUITE=true
    fi
  fi
fi

function get_default_browser_set() {
  if [[ $BUILDER_OS == mac ]]; then
    BROWSERS="--browsers Firefox,Chrome,Safari"
  elif [[ $BUILDER_OS == win ]]; then
    BROWSERS="--browsers Firefox,Chrome"
  else
    BROWSERS="--browsers Firefox,Chrome"
  fi
}

if [[ $DO_BROWSER_TEST_SUITE == false ]]; then
  builder_warn "Skipping action test:engine - this CI build does not appear to be for a Web PR."
  builder_finish_action success test:engine
  exit 0
fi

# Select the right CONFIG file.
if builder_has_option --ci; then
  CONFIG=CI.conf.cjs
else
  CONFIG=manual.conf.cjs
fi

# Prepare the flags for the karma command.
KARMA_FLAGS=

if builder_is_debug_build; then
  KARMA_FLAGS="$KARMA_FLAGS --no-single-run"
fi

if builder_has_option --reporters; then
  KARMA_FLAGS="$KARMA_FLAGS --reporters $REPORTERS"
fi

# End common configs.

builder_run_action test:dom karma start ${KARMA_FLAGS} "${KEYMAN_ROOT}/web/src/test/auto/dom/${CONFIG}"

# The multi-browser test suite, which uses BrowserStack when run by our CI.
if builder_start_action test:integrated; then
  if builder_has_option --ci && builder_is_debug_build; then
    builder_die "Options --ci and --debug are incompatible."
  fi

  # Auto-select browsers if not specified as an option
  if ! builder_has_option --browsers; then
    get_default_browser_set
  fi

  KARMA_EXT_FLAGS=
  if ! builder_has_option --ci; then
    KARMA_EXT_FLAGS="$KARMA_FLAGS --browsers $BROWSERS"
  fi

  # Build modernizr module
  modernizr -c src/test/auto/integrated/modernizr.config.json -d src/test/auto/integrated/modernizr.js
  karma start $KARMA_FLAGS $KARMA_EXT_FLAGS "${KEYMAN_ROOT}/web/src/test/auto/integrated/$CONFIG"

  builder_finish_action success test:integrated
fi