#!/bin/bash
#
# Copyright 2022 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.
#
# Runs local tests for scripts/sync_engine_to_revision.sh. Not runnable on CQ.
#
# Usage:
#   $FUCHSIA_EMBEDDER_DIR/scripts/tests/sync_engine_to_revision_test.sh

set -e # Fail on any error.
source "$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"/../lib/helpers.sh || exit $?

old_engine_revision=$(cat $FUCHSIA_EMBEDDER_DIR/src/embedder/engine/engine_revision)

pushd $FUCHSIA_EMBEDDER_DIR

current_flutter_engine_revision=$(cat $FUCHSIA_EMBEDDER_DIR/third_party/dart-pkg/internal/flutter/flutter/bin/internal/engine.version)

echo-info 'Testing sync_engine_to_revision.sh from $FUCHSIA_EMBEDDER_DIR ...'
$FUCHSIA_EMBEDDER_DIR/scripts/sync_engine_to_revision.sh $current_flutter_engine_revision

echo-info 'Testing sync_engine_to_revision.sh --goma ...'
$FUCHSIA_EMBEDDER_DIR/scripts/sync_engine_to_revision.sh $current_flutter_engine_revision --goma

echo-info 'Testing sync_engine_to_revision.sh --no-prebuilt-dart-sdk ...'
$FUCHSIA_EMBEDDER_DIR/scripts/sync_engine_to_revision.sh $current_flutter_engine_revision --no-prebuilt-dart-sdk

popd  # $FUCHSIA_EMBEDDER_DIR

echo-info 'Testing sync_engine_to_revision.sh from $HOME ...'
pushd $HOME
$FUCHSIA_EMBEDDER_DIR/scripts/sync_engine_to_revision.sh $current_flutter_engine_revision
popd  # $HOME

new_engine_revision=$(cat $FUCHSIA_EMBEDDER_DIR/src/embedder/engine/engine_revision)

if [[ "${old_engine_revision}" == "${new_engine_revision}" ]]
then
  echo-warning "$FUCHSIA_EMBEDDER_DIR/src/embedder/engine/engine_revision was not updated by sync_engine_to_revision.sh."
  echo-warning "This could be a sign of a bug or it could just mean you already updated engine_revision very recently."
fi