#!/bin/bash

# =============================== ENVIRONMENT ================================ #

if [[ ${1} ]]; then
  cmd="${1}"
else
  echo 1>&2 "execute tests-cli.sh to run all tests"; exit 1
fi

t="$(basename "${BASH_SOURCE[0]}" .sh)"
cd "${BASH_SOURCE%/*}/" || exit 1
mkdir -p "tmp/${t}"

# =================================== DATA =================================== #

cat << "DATA" > "tmp/${t}/${t}.txt"
1     2     3
mon   tue   wed
$2    $300  $1
DATA

cat << "DATA" > "tmp/${t}/${t}.transform"
[
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "Column 1",
    "expression": "grel:value.trim()",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "Column 2",
    "expression": "grel:value.trim()",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "Column 3",
    "expression": "grel:value.trim()",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  }
]
DATA

# ================================= ASSERTION ================================ #

cat << "DATA" > "tmp/${t}/${t}.assert"
Column 1	Column 2	Column 3
1	2	3
mon	tue	wed
$2	$300	$1
DATA

# ================================== ACTION ================================== #

${cmd} --create "tmp/${t}/${t}.txt" --columnWidths "6" --columnWidths "6" --columnWidths "6"
${cmd} --apply "tmp/${t}/${t}.transform" "${t}"
${cmd} --export "${t}" --output "tmp/${t}/${t}.output"

# =================================== TEST =================================== #

diff -u "tmp/${t}/${t}.assert" "tmp/${t}/${t}.output"