#!/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

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

dieUnexpectedOutput() {
  cat <<EOF >&2
ERROR: Unexpected output from \`${cmd[@]}\`:
  Expected:
$expectedOutput
  Actual:
$output
  Diff:
EOF
  diff <(printf '%s\n' "$expectedOutput") <(printf '%s\n' "$output")
  exit 1
}

# Point awf to the test workflows folder created in ../setup_dir
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"

# ----
echo "Get installed workflow folder path by bundle ID..."

bundleid='net.same2u.stringlength.awf'
cmd=( awf which "$bundleid" )
output=$( "${cmd[@]}" )
# Save this path for the next step.
wfFolder=$output 
expectedOutput=$( cat <<EOF 
$kTEMP_DIR_PATH/workflows/user.workflow.BCCAF73E-EF0D-411E-A304-5A928C43C2BF
EOF
)
[[ "$output" == "$expectedOutput" ]] || dieUnexpectedOutput

# -- Clone the workflow found above, so we can apply `todev` to it
wfFolderClone="${wfFolder}.clone"
bundleidClone="${bundleid}.clone"
rm -rf "$wfFolderClone"
cp -a "$wfFolder" "$wfFolderClone" || die "Failed to clone folder '$wfFolder' to '$wfFolderClone'"
# Assign a unique bundle ID.
/usr/libexec/PlistBuddy -c "set :bundleid ${bundleidClone}" "$wfFolderClone/info.plist" || die "Failed to update the bundle ID in: $wfFolderClone/info.plist" 
devWfFolderName='StringLengthClone.awf'
devWfFolder="$kTEMP_DIR_PATH/dev/$devWfFolderName"
rm -rf "$devWfFolder"
# The full path of the symlink that will be created when applying `awf todev` below.
wfSymlinkToDevFolder="${kTEMP_DIR_PATH}/workflows/dev.workflow.${devWfFolderName}"
rm -f "$wfSymlinkToDevFolder"
awf todev "$wfFolderClone" "$devWfFolder" || die "Failed to convert workflow '$wfFolder' to a dev workflow in '$devWfFolder'"

# ----
echo "Get folder path of installed workflow with underlying dev folder by bundle ID..."

cmd=( awf which "${bundleidClone}" )
output=$( "${cmd[@]}" )
expectedOutput=$( cat <<EOF 
$wfSymlinkToDevFolder
EOF
)
[[ "$output" == "$expectedOutput" ]] || dieUnexpectedOutput

# ----
echo "Get folder path of underlying dev folder ONLY..."

cmd=( awf which -P "${bundleidClone}" )
output=$( "${cmd[@]}" )
# !! -P resolves /var/... to /private/var..., because /var is a symlink to /private/var.
expectedOutput=$( cat <<EOF 
/private${devWfFolder}
EOF
)
[[ "$output" == "$expectedOutput" ]] || dieUnexpectedOutput


# ----
echo "Get folder path of installed workflow AND underlying dev folder by bundle ID..."

cmd=( awf which -l "${bundleidClone}" )
output=$( "${cmd[@]}" )
# !! -l resolves /var/... to /private/var..., because /var is a symlink to /private/var
expectedOutput=$( cat <<EOF 
${wfSymlinkToDevFolder}@ -> /private${devWfFolder}
EOF
)
[[ "$output" == "$expectedOutput" ]] || dieUnexpectedOutput