#!/usr/bin/env bash

# ---
# IMPORTANT: Use the following statement at the TOP OF EVERY TEST SCRIPT
#            to ensure that this package's 'bin/' subfolder is added to the path so that
#            this package's CLIs can be invoked by their mere filename in the rest
#            of the script.
# ---
PATH=${PWD%%/test*}/bin:$PATH

# Execute your tests as shell commands below. 
# An exit code of zero signals success, any other code signals an error
# and causes this test to fail.
# See https://github.com/tlevine/urchin.

# Helper function for error reporting.
die() { (( $# > 0 )) && echo "ERROR: $*" >&2; exit 1; }

# Point awf to the test workflows folder.
kTEMP_DIR_PATH="$(< '../_tmp_tmpdirpath')"
export AWF_TEST_WFSROOTFOLDER="$kTEMP_DIR_PATH/workflows"

[[ -d $kTEMP_DIR_PATH ]] || die "Test setup failure: Temp. folder created by ../setup_dir unexpectedly not found: $kTEMP_DIR_PATH"


# -- Clone an existing installed folder into the dev location and modify its bundle ID,
#    so we can use `awf link` with it.
bundleid='net.same2u.stringlength.awf'
wfFolder=$(awf which "$bundleid") || die "Failed to obtain folder path for bundle ID '$bundleid'"
devWfFolderName='StringLengthClone.awf'
devWfFolder="$kTEMP_DIR_PATH/dev/$devWfFolderName"
bundleidClone="${bundleid}.clone"
rm -rf "$devWfFolder"
cp -a "$wfFolder" "$devWfFolder" || die "Failed to clone folder '$wfFolder' to '$devWfFolder"
# Assign a unique bundle ID.
/usr/libexec/PlistBuddy -c "set :bundleid ${bundleidClone}" "$devWfFolder/info.plist" || die "Failed to update the bundle ID in: $devWfFolder/info.plist" 
# The full path of the symlink that will be created when applying `awf todev` below.
wfSymlinkToDevFolder="${AWF_TEST_WFSROOTFOLDER}/dev.workflow.${bundleidClone}"
rm -f "$wfSymlinkToDevFolder"

# ------
echo "-- Linking a dev folder..."

awf link "$devWfFolder" || die "Failed to create symlink for dev folder '$devWfFolder'"

linkTarget=$(readlink "$wfSymlinkToDevFolder")
[[ "$linkTarget" == "$devWfFolder" ]] || die "Symlink doesn't have expected target: got '$linkTarget', expected '$devWfFolder'"

# ------
echo "-- Re-establishing the very same link (should be successful no-op)..."
awf link "$devWfFolder" || die "Reestablishing the same symlink should be successful no-op, but failed instead."

# ------
echo "-- Unlinking..."
awf unlink "$bundleidClone" || die "Unlinking workflow '$bundleidClone' failed unexpectedly."
[[ ! -e "$wfSymlinkToDevFolder" ]] || die "Symlink unexpectedly not removed: '$wfSymlinkToDevFolder'"

# ------
echo "-- Linking with a custom core name..."
wfCustomSymlinkFolderName='StringLengthCustom'
wfSymlinkToDevFolder="${AWF_TEST_WFSROOTFOLDER}/dev.workflow.${wfCustomSymlinkFolderName}"
awf link "$devWfFolder" "$wfCustomSymlinkFolderName" || die "Failed to create symlink for dev folder '$devWfFolder'"

linkTarget=$(readlink "$wfSymlinkToDevFolder")
[[ "$linkTarget" == "$devWfFolder" ]] || die "Symlink doesn't have expected target: got '$linkTarget', expected '$devWfFolder'"

rm "$wfSymlinkToDevFolder" # clean up

exit 0