diff --git a/README.md b/README.md
index c6178a6..34af565 100644
--- a/README.md
+++ b/README.md
@@ -137,3 +137,9 @@ orcli uses [bashly](https://github.com/DannyBen/bashly/) for generating the one-
   ```sh
   bashly generate --upgrade
   ```
+
+4. Run tests
+
+  ```sh
+  ./orcli test
+  ```
\ No newline at end of file
diff --git a/orcli b/orcli
index 52d5779..08e93bc 100755
--- a/orcli
+++ b/orcli
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# This script was generated by bashly 0.8.10 (https://bashly.dannyb.co)
+# This script was generated by bashly 0.9.0 (https://bashly.dannyb.co)
 # Modifying it manually is not recommended
 
 # :wrapper.bash3_bouncer
@@ -38,6 +38,7 @@ orcli_usage() {
   echo "  import        commands to create OpenRefine projects from files or URLs"
   echo "  list          list projects on OpenRefine server"
   echo "  info          show OpenRefine project's metadata"
+  echo "  test          run functional tests on tmp OpenRefine workspace"
   echo "  transform     apply undo/redo JSON file(s) to an OpenRefine project"
   echo "  export        commands to export data from OpenRefine projects to files"
   echo "  run           run tmp OpenRefine workspace and execute shell script(s)"
@@ -363,6 +364,35 @@ orcli_info_usage() {
   fi
 }
 
+# :command.usage
+orcli_test_usage() {
+  if [[ -n $long_usage ]]; then
+    printf "orcli test - run functional tests on tmp OpenRefine workspace\n"
+    echo
+
+  else
+    printf "orcli test - run functional tests on tmp OpenRefine workspace\n"
+    echo
+
+  fi
+
+  printf "Usage:\n"
+  printf "  orcli test\n"
+  printf "  orcli test --help | -h\n"
+  echo
+
+  # :command.long_usage
+  if [[ -n $long_usage ]]; then
+    printf "Options:\n"
+
+    # :command.usage_fixed_flags
+    echo "  --help, -h"
+    printf "    Show this help\n"
+    echo
+
+  fi
+}
+
 # :command.usage
 orcli_transform_usage() {
   if [[ -n $long_usage ]]; then
@@ -596,7 +626,7 @@ normalize_input() {
       input+=("${BASH_REMATCH[2]}")
     elif [[ $arg =~ ^-([a-zA-Z0-9][a-zA-Z0-9]+)$ ]]; then
       flags="${BASH_REMATCH[1]}"
-      for (( i=0 ; i < ${#flags} ; i++ )); do
+      for ((i = 0; i < ${#flags}; i++)); do
         input+=("-${flags:i:1}")
       done
     else
@@ -609,14 +639,14 @@ normalize_input() {
 # :command.inspect_args
 inspect_args() {
   readarray -t sorted_keys < <(printf '%s\n' "${!args[@]}" | sort)
-  if (( ${#args[@]} )); then
+  if ((${#args[@]})); then
     echo args:
     for k in "${sorted_keys[@]}"; do echo "- \${args[$k]} = ${args[$k]}"; done
   else
     echo args: none
   fi
 
-  if (( ${#other_args[@]} )); then
+  if ((${#other_args[@]})); then
     echo
     echo other_args:
     echo "- \${other_args[*]} = ${other_args[*]}"
@@ -880,12 +910,16 @@ send_completions() {
   echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help -h")" -- "$cur" )'
   echo $'      ;;'
   echo $''
+  echo $'    \'test\'*)'
+  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help -h")" -- "$cur" )'
+  echo $'      ;;'
+  echo $''
   echo $'    \'run\'*)'
   echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --interactive --memory --port --quiet -h -q")" -- "$cur" )'
   echo $'      ;;'
   echo $''
   echo $'    *)'
-  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --version -h -v completions export import info list run transform")" -- "$cur" )'
+  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --version -h -v completions export import info list run test transform")" -- "$cur" )'
   echo $'      ;;'
   echo $''
   echo $'  esac'
@@ -1004,6 +1038,85 @@ orcli_info_command() {
   echo "$projectid"
 }
 
+# :command.function
+orcli_test_command() {
+  # src/test_command.sh
+  # shellcheck shell=bash disable=SC2154
+
+  # locate orcli and OpenRefine
+  scriptpath=$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")
+  if [[ -x "${scriptpath}/refine" ]]; then
+      openrefine="${scriptpath}/refine"
+  else
+      error "OpenRefine's startup script (refine) not found!" "Did you put orcli in your OpenRefine app dir?"
+  fi
+
+  # create tmp directory
+  OPENREFINE_TMPDIR="$(mktemp -d)"
+  trap '{ rm -rf "$OPENREFINE_TMPDIR"; }' 0 2 3 15
+
+  # download the test files if needed
+  if ! [[ -f "tests/help.sh" ]]; then
+      cd "$OPENREFINE_TMPDIR"
+      if ! curl -fs -L -o orcli.zip https://github.com/opencultureconsulting/orcli/archive/refs/heads/main.zip; then
+          error "downloading test files failed!" "Please download the tests dir manually from GitHub."
+      fi
+      unzip -q -j orcli.zip "*/tests/*.sh" -d "tests/"
+      unzip -q -j orcli.zip "*/tests/data/*" -d "tests/data/"
+  fi
+
+  # check if OpenRefine is already running
+  if curl -fs "${OPENREFINE_URL}" &>/dev/null; then
+      error "OpenRefine is already running on port 3333." "Please stop the other process."
+  fi
+
+  # start OpenRefine with tmp workspace
+  $openrefine -d "$OPENREFINE_TMPDIR" -x refine.headless=true -v warn &>"$OPENREFINE_TMPDIR/openrefine.log" &
+  OPENREFINE_PID="$!"
+
+  # update trap to kill OpenRefine on error or exit
+  trap '{ rm -rf "$OPENREFINE_TMPDIR"; kill -9 "$OPENREFINE_PID"; }' 0 2 3 15
+
+  # wait until OpenRefine is running (timeout 20s)
+  if ! curl -fs --retry 20 --retry-connrefused --retry-delay 1 "${OPENREFINE_URL}/command/core/get-version" &>/dev/null; then
+      error "starting OpenRefine server failed!"
+  else
+      log "started OpenRefine with tmp workspace ${OPENREFINE_TMPDIR}"
+  fi
+
+  # execute tests in subshell
+  export OPENREFINE_TMPDIR OPENREFINE_URL OPENREFINE_PID
+  cd "tests"
+  files=(*.sh)
+  results=()
+  for i in "${!files[@]}"; do
+      set +e # do not exit on failed tests
+      bash -e <(
+          if ! command -v orcli &>/dev/null; then
+              echo "shopt -s expand_aliases"
+              echo "alias orcli=${scriptpath}/orcli"
+          fi
+          awk 1 "${files[$i]}"
+      ) &>"$OPENREFINE_TMPDIR/test.log"
+      results+=(${?})
+      set -e
+      if [[ "${results[$i]}" =~ [1-9] ]]; then
+          cat "$OPENREFINE_TMPDIR/test.log"
+          log "FAILED ${files[$i]} with exit code ${results[$i]}!"
+      else
+          log "PASSED ${files[$i]}"
+      fi
+  done
+
+  # print overall result
+  if [[ "${results[*]}" =~ [1-9] ]]; then
+      error "failed tests!"
+  else
+      log "all tests passed!"
+  fi
+
+}
+
 # :command.function
 orcli_transform_command() {
   # src/transform_command.sh
@@ -1253,30 +1366,37 @@ orcli_run_command() {
 # :command.parse_requirements
 parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --version | -v )
-    version_command
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --version | -v)
+        version_command
+        exit
+        ;;
 
-  --help | -h )
-    long_usage=yes
-    orcli_usage
-    exit
-    ;;
+      --help | -h)
+        long_usage=yes
+        orcli_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.environment_variables_filter
   # :command.environment_variables_default
   export OPENREFINE_URL="${OPENREFINE_URL:-http://localhost:3333}"
 
   # :command.dependencies_filter
-  if ! [[ -x "$(command -v curl)" ]]; then
+  if ! command -v curl >/dev/null 2>&1; then
     printf "missing dependency: curl\n" >&2
     exit 1
   fi
-  if ! [[ -x "$(command -v jq)" ]]; then
+
+  if ! command -v jq >/dev/null 2>&1; then
     printf "missing dependency: jq\n" >&2
     exit 1
   fi
@@ -1285,68 +1405,75 @@ parse_requirements() {
   action=${1:-}
 
   case $action in
-  -* )
-    ;;
+    -*)
+      ;;
 
-  completions )
-    action="completions"
-    shift
-    orcli_completions_parse_requirements "$@"
-    shift $#
-    ;;
+    completions)
+      action="completions"
+      shift
+      orcli_completions_parse_requirements "$@"
+      shift $#
+      ;;
 
-  import )
-    action="import"
-    shift
-    orcli_import_parse_requirements "$@"
-    shift $#
-    ;;
+    import)
+      action="import"
+      shift
+      orcli_import_parse_requirements "$@"
+      shift $#
+      ;;
 
-  list )
-    action="list"
-    shift
-    orcli_list_parse_requirements "$@"
-    shift $#
-    ;;
+    list)
+      action="list"
+      shift
+      orcli_list_parse_requirements "$@"
+      shift $#
+      ;;
 
-  info )
-    action="info"
-    shift
-    orcli_info_parse_requirements "$@"
-    shift $#
-    ;;
+    info)
+      action="info"
+      shift
+      orcli_info_parse_requirements "$@"
+      shift $#
+      ;;
 
-  transform )
-    action="transform"
-    shift
-    orcli_transform_parse_requirements "$@"
-    shift $#
-    ;;
+    test)
+      action="test"
+      shift
+      orcli_test_parse_requirements "$@"
+      shift $#
+      ;;
 
-  export )
-    action="export"
-    shift
-    orcli_export_parse_requirements "$@"
-    shift $#
-    ;;
+    transform)
+      action="transform"
+      shift
+      orcli_transform_parse_requirements "$@"
+      shift $#
+      ;;
 
-  run )
-    action="run"
-    shift
-    orcli_run_parse_requirements "$@"
-    shift $#
-    ;;
+    export)
+      action="export"
+      shift
+      orcli_export_parse_requirements "$@"
+      shift $#
+      ;;
 
-  # :command.command_fallback
-  "" )
-    orcli_usage >&2
-    exit 1
-    ;;
+    run)
+      action="run"
+      shift
+      orcli_run_parse_requirements "$@"
+      shift $#
+      ;;
 
-  * )
-    printf "invalid command: %s\n" "$action" >&2
-    exit 1
-    ;;
+    # :command.command_fallback
+    "")
+      orcli_usage >&2
+      exit 1
+      ;;
+
+    *)
+      printf "invalid command: %s\n" "$action" >&2
+      exit 1
+      ;;
 
   esac
 
@@ -1355,18 +1482,18 @@ parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      printf "invalid argument: %s\n" "$key" >&2
-      exit 1
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
 
-      ;;
+        ;;
 
     esac
   done
@@ -1376,14 +1503,20 @@ parse_requirements() {
 # :command.parse_requirements
 orcli_completions_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_completions_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_completions_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="completions"
@@ -1393,18 +1526,18 @@ orcli_completions_parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      printf "invalid argument: %s\n" "$key" >&2
-      exit 1
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
 
-      ;;
+        ;;
 
     esac
   done
@@ -1414,46 +1547,52 @@ orcli_completions_parse_requirements() {
 # :command.parse_requirements
 orcli_import_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_import_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_import_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action=${1:-}
 
   case $action in
-  -* )
-    ;;
+    -*)
+      ;;
 
-  csv )
-    action="csv"
-    shift
-    orcli_import_csv_parse_requirements "$@"
-    shift $#
-    ;;
+    csv)
+      action="csv"
+      shift
+      orcli_import_csv_parse_requirements "$@"
+      shift $#
+      ;;
 
-  tsv )
-    action="tsv"
-    shift
-    orcli_import_tsv_parse_requirements "$@"
-    shift $#
-    ;;
+    tsv)
+      action="tsv"
+      shift
+      orcli_import_tsv_parse_requirements "$@"
+      shift $#
+      ;;
 
-  # :command.command_fallback
-  "" )
-    orcli_import_usage >&2
-    exit 1
-    ;;
+    # :command.command_fallback
+    "")
+      orcli_import_usage >&2
+      exit 1
+      ;;
 
-  * )
-    printf "invalid command: %s\n" "$action" >&2
-    exit 1
-    ;;
+    *)
+      printf "invalid command: %s\n" "$action" >&2
+      exit 1
+      ;;
 
   esac
 
@@ -1462,18 +1601,18 @@ orcli_import_parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      printf "invalid argument: %s\n" "$key" >&2
-      exit 1
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
 
-      ;;
+        ;;
 
     esac
   done
@@ -1483,14 +1622,20 @@ orcli_import_parse_requirements() {
 # :command.parse_requirements
 orcli_import_csv_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_import_csv_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_import_csv_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="import csv"
@@ -1499,85 +1644,85 @@ orcli_import_csv_parse_requirements() {
   while [[ $# -gt 0 ]]; do
     key="$1"
     case "$key" in
-    # :flag.case
-    --separator )
+      # :flag.case
+      --separator)
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
 
-        args[--separator]="$2"
+          args[--separator]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--separator requires an argument: --separator SEPARATOR" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --encoding)
+
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
+
+          args[--encoding]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --trimStrings)
+
+        # :flag.case_no_arg
+        args[--trimStrings]=1
         shift
+        ;;
+
+      # :flag.case
+      --projectName)
+
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
+
+          args[--projectName]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--projectName requires an argument: --projectName PROJECTNAME" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --quiet | -q)
+
+        # :flag.case_no_arg
+        args[--quiet]=1
         shift
-      else
-        printf "%s\n" "--separator requires an argument: --separator SEPARATOR" >&2
+        ;;
+
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
         exit 1
-      fi
-      ;;
+        ;;
 
-    # :flag.case
-    --encoding )
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_repeatable
+        if [[ -z ${args[file]+x} ]]; then
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+          args[file]="\"$1\""
+          shift
+        else
+          args[file]="${args[file]} \"$1\""
+          shift
+        fi
 
-        args[--encoding]="$2"
-        shift
-        shift
-      else
-        printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
-        exit 1
-      fi
-      ;;
-
-    # :flag.case
-    --trimStrings )
-
-      # :flag.case_no_arg
-      args[--trimStrings]=1
-      shift
-      ;;
-
-    # :flag.case
-    --projectName )
-
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
-
-        args[--projectName]="$2"
-        shift
-        shift
-      else
-        printf "%s\n" "--projectName requires an argument: --projectName PROJECTNAME" >&2
-        exit 1
-      fi
-      ;;
-
-    # :flag.case
-    --quiet | -q )
-
-      # :flag.case_no_arg
-      args[--quiet]=1
-      shift
-      ;;
-
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_repeatable
-      if [[ -z ${args[file]+x} ]]; then
-
-        args[file]="\"$1\""
-        shift
-      else
-        args[file]="${args[file]} \"$1\""
-        shift
-      fi
-
-      ;;
+        ;;
 
     esac
   done
@@ -1591,14 +1736,20 @@ orcli_import_csv_parse_requirements() {
 # :command.parse_requirements
 orcli_import_tsv_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_import_tsv_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_import_tsv_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="import tsv"
@@ -1607,70 +1758,70 @@ orcli_import_tsv_parse_requirements() {
   while [[ $# -gt 0 ]]; do
     key="$1"
     case "$key" in
-    # :flag.case
-    --encoding )
+      # :flag.case
+      --encoding)
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
 
-        args[--encoding]="$2"
+          args[--encoding]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --trimStrings)
+
+        # :flag.case_no_arg
+        args[--trimStrings]=1
         shift
+        ;;
+
+      # :flag.case
+      --projectName)
+
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
+
+          args[--projectName]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--projectName requires an argument: --projectName PROJECTNAME" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --quiet | -q)
+
+        # :flag.case_no_arg
+        args[--quiet]=1
         shift
-      else
-        printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
+        ;;
+
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
         exit 1
-      fi
-      ;;
+        ;;
 
-    # :flag.case
-    --trimStrings )
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_repeatable
+        if [[ -z ${args[file]+x} ]]; then
 
-      # :flag.case_no_arg
-      args[--trimStrings]=1
-      shift
-      ;;
+          args[file]="\"$1\""
+          shift
+        else
+          args[file]="${args[file]} \"$1\""
+          shift
+        fi
 
-    # :flag.case
-    --projectName )
-
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
-
-        args[--projectName]="$2"
-        shift
-        shift
-      else
-        printf "%s\n" "--projectName requires an argument: --projectName PROJECTNAME" >&2
-        exit 1
-      fi
-      ;;
-
-    # :flag.case
-    --quiet | -q )
-
-      # :flag.case_no_arg
-      args[--quiet]=1
-      shift
-      ;;
-
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_repeatable
-      if [[ -z ${args[file]+x} ]]; then
-
-        args[file]="\"$1\""
-        shift
-      else
-        args[file]="${args[file]} \"$1\""
-        shift
-      fi
-
-      ;;
+        ;;
 
     esac
   done
@@ -1683,14 +1834,20 @@ orcli_import_tsv_parse_requirements() {
 # :command.parse_requirements
 orcli_list_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_list_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_list_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="list"
@@ -1700,18 +1857,18 @@ orcli_list_parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      printf "invalid argument: %s\n" "$key" >&2
-      exit 1
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
 
-      ;;
+        ;;
 
     esac
   done
@@ -1721,14 +1878,20 @@ orcli_list_parse_requirements() {
 # :command.parse_requirements
 orcli_info_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_info_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_info_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="info"
@@ -1738,24 +1901,24 @@ orcli_info_parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      if [[ -z ${args[project]+x} ]]; then
-
-        args[project]=$1
-        shift
-      else
-        printf "invalid argument: %s\n" "$key" >&2
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
         exit 1
-      fi
+        ;;
 
-      ;;
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        if [[ -z ${args[project]+x} ]]; then
+
+          args[project]=$1
+          shift
+        else
+          printf "invalid argument: %s\n" "$key" >&2
+          exit 1
+        fi
+
+        ;;
 
     esac
   done
@@ -1768,17 +1931,67 @@ orcli_info_parse_requirements() {
 
 }
 
+# :command.parse_requirements
+orcli_test_parse_requirements() {
+  # :command.fixed_flags_filter
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_test_usage
+        exit
+        ;;
+
+      *)
+        break
+        ;;
+
+    esac
+  done
+
+  # :command.command_filter
+  action="test"
+
+  # :command.parse_requirements_while
+  while [[ $# -gt 0 ]]; do
+    key="$1"
+    case "$key" in
+
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
+
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
+
+        ;;
+
+    esac
+  done
+
+}
+
 # :command.parse_requirements
 orcli_transform_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_transform_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_transform_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="transform"
@@ -1787,36 +2000,36 @@ orcli_transform_parse_requirements() {
   while [[ $# -gt 0 ]]; do
     key="$1"
     case "$key" in
-    # :flag.case
-    --quiet | -q )
+      # :flag.case
+      --quiet | -q)
 
-      # :flag.case_no_arg
-      args[--quiet]=1
-      shift
-      ;;
-
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_repeatable
-      if [[ -z ${args[project]+x} ]]; then
-
-        args[project]=$1
+        # :flag.case_no_arg
+        args[--quiet]=1
         shift
-      elif [[ -z ${args[file]+x} ]]; then
+        ;;
 
-        args[file]="\"$1\""
-        shift
-      else
-        args[file]="${args[file]} \"$1\""
-        shift
-      fi
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-      ;;
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_repeatable
+        if [[ -z ${args[project]+x} ]]; then
+
+          args[project]=$1
+          shift
+        elif [[ -z ${args[file]+x} ]]; then
+
+          args[file]="\"$1\""
+          shift
+        else
+          args[file]="${args[file]} \"$1\""
+          shift
+        fi
+
+        ;;
 
     esac
   done
@@ -1835,39 +2048,45 @@ orcli_transform_parse_requirements() {
 # :command.parse_requirements
 orcli_export_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_export_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_export_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action=${1:-}
 
   case $action in
-  -* )
-    ;;
+    -*)
+      ;;
 
-  tsv )
-    action="tsv"
-    shift
-    orcli_export_tsv_parse_requirements "$@"
-    shift $#
-    ;;
+    tsv)
+      action="tsv"
+      shift
+      orcli_export_tsv_parse_requirements "$@"
+      shift $#
+      ;;
 
-  # :command.command_fallback
-  "" )
-    orcli_export_usage >&2
-    exit 1
-    ;;
+    # :command.command_fallback
+    "")
+      orcli_export_usage >&2
+      exit 1
+      ;;
 
-  * )
-    printf "invalid command: %s\n" "$action" >&2
-    exit 1
-    ;;
+    *)
+      printf "invalid command: %s\n" "$action" >&2
+      exit 1
+      ;;
 
   esac
 
@@ -1876,18 +2095,18 @@ orcli_export_parse_requirements() {
     key="$1"
     case "$key" in
 
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
+        exit 1
+        ;;
 
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      printf "invalid argument: %s\n" "$key" >&2
-      exit 1
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        printf "invalid argument: %s\n" "$key" >&2
+        exit 1
 
-      ;;
+        ;;
 
     esac
   done
@@ -1897,14 +2116,20 @@ orcli_export_parse_requirements() {
 # :command.parse_requirements
 orcli_export_tsv_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_export_tsv_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_export_tsv_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="export tsv"
@@ -1913,62 +2138,62 @@ orcli_export_tsv_parse_requirements() {
   while [[ $# -gt 0 ]]; do
     key="$1"
     case "$key" in
-    # :flag.case
-    --output )
+      # :flag.case
+      --output)
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
 
-        args[--output]="$2"
+          args[--output]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--output requires an argument: --output FILE" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --encoding)
+
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
+
+          args[--encoding]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --quiet | -q)
+
+        # :flag.case_no_arg
+        args[--quiet]=1
         shift
-        shift
-      else
-        printf "%s\n" "--output requires an argument: --output FILE" >&2
+        ;;
+
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
         exit 1
-      fi
-      ;;
+        ;;
 
-    # :flag.case
-    --encoding )
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_simple
+        if [[ -z ${args[project]+x} ]]; then
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+          args[project]=$1
+          shift
+        else
+          printf "invalid argument: %s\n" "$key" >&2
+          exit 1
+        fi
 
-        args[--encoding]="$2"
-        shift
-        shift
-      else
-        printf "%s\n" "--encoding requires an argument: --encoding ENCODING" >&2
-        exit 1
-      fi
-      ;;
-
-    # :flag.case
-    --quiet | -q )
-
-      # :flag.case_no_arg
-      args[--quiet]=1
-      shift
-      ;;
-
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_simple
-      if [[ -z ${args[project]+x} ]]; then
-
-        args[project]=$1
-        shift
-      else
-        printf "invalid argument: %s\n" "$key" >&2
-        exit 1
-      fi
-
-      ;;
+        ;;
 
     esac
   done
@@ -1987,14 +2212,20 @@ orcli_export_tsv_parse_requirements() {
 # :command.parse_requirements
 orcli_run_parse_requirements() {
   # :command.fixed_flags_filter
-  case "${1:-}" in
-  --help | -h )
-    long_usage=yes
-    orcli_run_usage
-    exit
-    ;;
+  while [[ $# -gt 0 ]]; do
+    case "${1:-}" in
+      --help | -h)
+        long_usage=yes
+        orcli_run_usage
+        exit
+        ;;
 
-  esac
+      *)
+        break
+        ;;
+
+    esac
+  done
 
   # :command.command_filter
   action="run"
@@ -2003,70 +2234,70 @@ orcli_run_parse_requirements() {
   while [[ $# -gt 0 ]]; do
     key="$1"
     case "$key" in
-    # :flag.case
-    --memory )
+      # :flag.case
+      --memory)
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
 
-        args[--memory]="$2"
+          args[--memory]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--memory requires an argument: --memory RAM" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --port)
+
+        # :flag.case_arg
+        if [[ -n ${2+x} ]]; then
+
+          args[--port]="$2"
+          shift
+          shift
+        else
+          printf "%s\n" "--port requires an argument: --port PORT" >&2
+          exit 1
+        fi
+        ;;
+
+      # :flag.case
+      --interactive)
+
+        # :flag.case_no_arg
+        args[--interactive]=1
         shift
+        ;;
+
+      # :flag.case
+      --quiet | -q)
+
+        # :flag.case_no_arg
+        args[--quiet]=1
         shift
-      else
-        printf "%s\n" "--memory requires an argument: --memory RAM" >&2
+        ;;
+
+      -?*)
+        printf "invalid option: %s\n" "$key" >&2
         exit 1
-      fi
-      ;;
+        ;;
 
-    # :flag.case
-    --port )
+      *)
+        # :command.parse_requirements_case
+        # :command.parse_requirements_case_repeatable
+        if [[ -z ${args[file]+x} ]]; then
 
-      # :flag.case_arg
-      if [[ -n ${2+x} ]]; then
+          args[file]="\"$1\""
+          shift
+        else
+          args[file]="${args[file]} \"$1\""
+          shift
+        fi
 
-        args[--port]="$2"
-        shift
-        shift
-      else
-        printf "%s\n" "--port requires an argument: --port PORT" >&2
-        exit 1
-      fi
-      ;;
-
-    # :flag.case
-    --interactive )
-
-      # :flag.case_no_arg
-      args[--interactive]=1
-      shift
-      ;;
-
-    # :flag.case
-    --quiet | -q )
-
-      # :flag.case_no_arg
-      args[--quiet]=1
-      shift
-      ;;
-
-    -?* )
-      printf "invalid option: %s\n" "$key" >&2
-      exit 1
-      ;;
-
-    * )
-      # :command.parse_requirements_case
-      # :command.parse_requirements_case_repeatable
-      if [[ -z ${args[file]+x} ]]; then
-
-        args[file]="\"$1\""
-        shift
-      else
-        args[file]="${args[file]} \"$1\""
-        shift
-      fi
-
-      ;;
+        ;;
 
     esac
   done
@@ -2099,89 +2330,111 @@ run() {
   normalize_input "$@"
   parse_requirements "${input[@]}"
 
-  if [[ $action == "completions" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_completions_usage
-    else
-      orcli_completions_command
-    fi
+  case "$action" in
+    "completions")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_completions_usage
+      else
+        orcli_completions_command
+      fi
+      ;;
 
-  elif [[ $action == "import" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_import_usage
-    else
-      orcli_import_command
-    fi
+    "import")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_import_usage
+      else
+        orcli_import_command
+      fi
+      ;;
 
-  elif [[ $action == "import csv" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_import_csv_usage
-    else
-      orcli_import_csv_command
-    fi
+    "import csv")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_import_csv_usage
+      else
+        orcli_import_csv_command
+      fi
+      ;;
 
-  elif [[ $action == "import tsv" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_import_tsv_usage
-    else
-      orcli_import_tsv_command
-    fi
+    "import tsv")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_import_tsv_usage
+      else
+        orcli_import_tsv_command
+      fi
+      ;;
 
-  elif [[ $action == "list" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_list_usage
-    else
-      orcli_list_command
-    fi
+    "list")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_list_usage
+      else
+        orcli_list_command
+      fi
+      ;;
 
-  elif [[ $action == "info" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_info_usage
-    else
-      orcli_info_command
-    fi
+    "info")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_info_usage
+      else
+        orcli_info_command
+      fi
+      ;;
 
-  elif [[ $action == "transform" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_transform_usage
-    else
-      orcli_transform_command
-    fi
+    "test")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_test_usage
+      else
+        orcli_test_command
+      fi
+      ;;
 
-  elif [[ $action == "export" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_export_usage
-    else
-      orcli_export_command
-    fi
+    "transform")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_transform_usage
+      else
+        orcli_transform_command
+      fi
+      ;;
 
-  elif [[ $action == "export tsv" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_export_tsv_usage
-    else
-      orcli_export_tsv_command
-    fi
+    "export")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_export_usage
+      else
+        orcli_export_command
+      fi
+      ;;
 
-  elif [[ $action == "run" ]]; then
-    if [[ ${args[--help]:-} ]]; then
-      long_usage=yes
-      orcli_run_usage
-    else
-      orcli_run_command
-    fi
+    "export tsv")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_export_tsv_usage
+      else
+        orcli_export_tsv_command
+      fi
+      ;;
 
-  elif [[ $action == "root" ]]; then
-    root_command
-  fi
+    "run")
+      if [[ ${args[--help]:-} ]]; then
+        long_usage=yes
+        orcli_run_usage
+      else
+        orcli_run_command
+      fi
+      ;;
+
+    "root")
+      root_command
+      ;;
+
+  esac
 }
 
 initialize
diff --git a/src/bashly.yml b/src/bashly.yml
index dbe56ae..aaa23f9 100644
--- a/src/bashly.yml
+++ b/src/bashly.yml
@@ -116,6 +116,9 @@ commands:
       - orcli info "duplicates"
       - orcli info 1234567890123
 
+  - name: test
+    help: run functional tests on tmp OpenRefine workspace
+
   - name: transform
     help: apply undo/redo JSON file(s) to an OpenRefine project
     args:
diff --git a/src/lib/send_completions.sh b/src/lib/send_completions.sh
index dbee111..5cadb15 100644
--- a/src/lib/send_completions.sh
+++ b/src/lib/send_completions.sh
@@ -66,12 +66,16 @@ send_completions() {
   echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help -h")" -- "$cur" )'
   echo $'      ;;'
   echo $''
+  echo $'    \'test\'*)'
+  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help -h")" -- "$cur" )'
+  echo $'      ;;'
+  echo $''
   echo $'    \'run\'*)'
   echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --interactive --memory --port --quiet -h -q")" -- "$cur" )'
   echo $'      ;;'
   echo $''
   echo $'    *)'
-  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --version -h -v completions export import info list run transform")" -- "$cur" )'
+  echo $'      while read -r; do COMPREPLY+=( "$REPLY" ); done < <( compgen -W "$(_orcli_completions_filter "--help --version -h -v completions export import info list run test transform")" -- "$cur" )'
   echo $'      ;;'
   echo $''
   echo $'  esac'
diff --git a/src/test_command.sh b/src/test_command.sh
new file mode 100644
index 0000000..82f7e48
--- /dev/null
+++ b/src/test_command.sh
@@ -0,0 +1,73 @@
+# shellcheck shell=bash disable=SC2154
+
+# locate orcli and OpenRefine
+scriptpath=$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")
+if [[ -x "${scriptpath}/refine" ]]; then
+    openrefine="${scriptpath}/refine"
+else
+    error "OpenRefine's startup script (refine) not found!" "Did you put orcli in your OpenRefine app dir?"
+fi
+
+# create tmp directory
+OPENREFINE_TMPDIR="$(mktemp -d)"
+trap '{ rm -rf "$OPENREFINE_TMPDIR"; }' 0 2 3 15
+
+# download the test files if needed
+if ! [[ -f "tests/help.sh" ]]; then
+    cd "$OPENREFINE_TMPDIR"
+    if ! curl -fs -L -o orcli.zip https://github.com/opencultureconsulting/orcli/archive/refs/heads/main.zip; then
+        error "downloading test files failed!" "Please download the tests dir manually from GitHub."
+    fi
+    unzip -q -j orcli.zip "*/tests/*.sh" -d "tests/"
+    unzip -q -j orcli.zip "*/tests/data/*" -d "tests/data/"
+fi
+
+# check if OpenRefine is already running
+if curl -fs "${OPENREFINE_URL}" &>/dev/null; then
+    error "OpenRefine is already running on port 3333." "Please stop the other process."
+fi
+
+# start OpenRefine with tmp workspace
+$openrefine -d "$OPENREFINE_TMPDIR" -x refine.headless=true -v warn &>"$OPENREFINE_TMPDIR/openrefine.log" &
+OPENREFINE_PID="$!"
+
+# update trap to kill OpenRefine on error or exit
+trap '{ rm -rf "$OPENREFINE_TMPDIR"; kill -9 "$OPENREFINE_PID"; }' 0 2 3 15
+
+# wait until OpenRefine is running (timeout 20s)
+if ! curl -fs --retry 20 --retry-connrefused --retry-delay 1 "${OPENREFINE_URL}/command/core/get-version" &>/dev/null; then
+    error "starting OpenRefine server failed!"
+else
+    log "started OpenRefine with tmp workspace ${OPENREFINE_TMPDIR}"
+fi
+
+# execute tests in subshell
+export OPENREFINE_TMPDIR OPENREFINE_URL OPENREFINE_PID
+cd "tests"
+files=(*.sh)
+results=()
+for i in "${!files[@]}"; do
+    set +e # do not exit on failed tests
+    bash -e <(
+        if ! command -v orcli &>/dev/null; then
+            echo "shopt -s expand_aliases"
+            echo "alias orcli=${scriptpath}/orcli"
+        fi
+        awk 1 "${files[$i]}"
+    ) &>"$OPENREFINE_TMPDIR/test.log"
+    results+=(${?})
+    set -e
+    if [[ "${results[$i]}" =~ [1-9] ]]; then
+        cat "$OPENREFINE_TMPDIR/test.log"
+        log "FAILED ${files[$i]} with exit code ${results[$i]}!"
+    else
+        log "PASSED ${files[$i]}"
+    fi
+done
+
+# print overall result
+if [[ "${results[*]}" =~ [1-9] ]]; then
+    error "failed tests!"
+else
+    log "all tests passed!"
+fi
diff --git a/tests/completions.sh b/tests/completions.sh
new file mode 100644
index 0000000..95010fd
--- /dev/null
+++ b/tests/completions.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+t="completions"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# assertion
+cat << "DATA" > "${tmpdir}/${t}.assert"
+# orcli completion                                         -*- shell-script -*-
+DATA
+
+# action
+cd "${tmpdir}" || exit 1
+orcli completions | head -n1 > "${t}.output"
+
+# test
+diff -u "${t}.assert" "${t}.output"
diff --git a/tests/data/duplicates-transformed.tsv b/tests/data/duplicates-transformed.tsv
new file mode 100644
index 0000000..88ae21b
--- /dev/null
+++ b/tests/data/duplicates-transformed.tsv
@@ -0,0 +1,7 @@
+email	count	name	state	gender	purchase
+arthur.duff@example4.com	2	Arthur Duff	OR	M	Dining table
+ben.morisson@example6.org	1	Ben Morisson	FL	M	Amplifier
+ben.tyler@example3.org	1	Ben Tyler	NV	M	Flashlight
+danny.baron@example1.com	3	Danny Baron	CA	M	TV
+jean.griffith@example5.org	1	Jean Griffith	WA	F	Power drill
+melanie.white@example2.edu	2	Melanie White	NC	F	iPhone
diff --git a/tests/data/duplicates.csv b/tests/data/duplicates.csv
new file mode 100644
index 0000000..8fcb581
--- /dev/null
+++ b/tests/data/duplicates.csv
@@ -0,0 +1,11 @@
+email,name,state,gender,purchase
+danny.baron@example1.com,Danny Baron,CA,M,TV
+melanie.white@example2.edu,Melanie White,NC,F,iPhone
+danny.baron@example1.com,D. Baron,CA,M,Winter jacket
+ben.tyler@example3.org,Ben Tyler,NV,M,Flashlight
+arthur.duff@example4.com,Arthur Duff,OR,M,Dining table
+danny.baron@example1.com,Daniel Baron,CA,M,Bike
+jean.griffith@example5.org,Jean Griffith,WA,F,Power drill
+melanie.white@example2.edu,Melanie White,NC,F,iPad
+ben.morisson@example6.org,Ben Morisson,FL,M,Amplifier
+arthur.duff@example4.com,Arthur Duff,OR,M,Night table
\ No newline at end of file
diff --git a/tests/data/duplicates.tsv b/tests/data/duplicates.tsv
new file mode 100644
index 0000000..13ff40f
--- /dev/null
+++ b/tests/data/duplicates.tsv
@@ -0,0 +1,11 @@
+email	name	state	gender	purchase
+danny.baron@example1.com	Danny Baron	CA	M	TV
+melanie.white@example2.edu	Melanie White	NC	F	iPhone
+danny.baron@example1.com	D. Baron	CA	M	Winter jacket
+ben.tyler@example3.org	Ben Tyler	NV	M	Flashlight
+arthur.duff@example4.com	Arthur Duff	OR	M	Dining table
+danny.baron@example1.com	Daniel Baron	CA	M	Bike
+jean.griffith@example5.org	Jean Griffith	WA	F	Power drill
+melanie.white@example2.edu	Melanie White	NC	F	iPad
+ben.morisson@example6.org	Ben Morisson	FL	M	Amplifier
+arthur.duff@example4.com	Arthur Duff	OR	M	Night table
diff --git a/tests/data/example.csv b/tests/data/example.csv
new file mode 100644
index 0000000..8be467b
--- /dev/null
+++ b/tests/data/example.csv
@@ -0,0 +1,4 @@
+a,b,c
+1,2,3
+0,0,0
+$,\,'
diff --git a/tests/data/example.tsv b/tests/data/example.tsv
new file mode 100644
index 0000000..8c6d4cb
--- /dev/null
+++ b/tests/data/example.tsv
@@ -0,0 +1,4 @@
+a	b	c
+1	2	3
+0	0	0
+$	\	'
diff --git a/tests/export-tsv.sh b/tests/export-tsv.sh
new file mode 100644
index 0000000..f831c4f
--- /dev/null
+++ b/tests/export-tsv.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+t="export-tsv"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# input
+cp data/example.csv "${tmpdir}/${t}.csv"
+
+# assertion
+cp data/example.tsv "${tmpdir}/${t}.assert"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli import csv "${t}.csv"
+orcli export tsv "${t} csv" --output "${t}.output"
+
+# test
+diff -u "${t}.assert" "${t}.output"
diff --git a/tests/help.sh b/tests/help.sh
new file mode 100644
index 0000000..aa8ab87
--- /dev/null
+++ b/tests/help.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+t="help"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# assertion
+cat << "DATA" > "${tmpdir}/${t}.assert"
+orcli - OpenRefine command-line interface written in Bash
+DATA
+
+# action
+cd "${tmpdir}" || exit 1
+orcli --help | head -n1 > "${t}.output"
+
+# test
+diff -u "${t}.assert" "${t}.output"
diff --git a/tests/import-csv.sh b/tests/import-csv.sh
new file mode 100644
index 0000000..4918d59
--- /dev/null
+++ b/tests/import-csv.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+t="import-csv"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# input
+cp data/example.csv "${tmpdir}/${t}.csv"
+
+# assertion
+cp data/example.tsv "${tmpdir}/${t}.assert"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli import csv "${t}.csv"
+orcli export tsv "${t} csv" > "${t}.output"
+
+# test
+diff -u "${t}.assert" "${t}.output"
diff --git a/tests/info.sh b/tests/info.sh
new file mode 100644
index 0000000..b6c89ae
--- /dev/null
+++ b/tests/info.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+t="info"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# input
+cp data/example.csv "${tmpdir}/${t}.csv"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli import csv "${t}.csv"
+orcli info "${t} csv"
+
+# test
+# grep "${t}" "${t}.output"
diff --git a/tests/list.sh b/tests/list.sh
new file mode 100644
index 0000000..cb28e0d
--- /dev/null
+++ b/tests/list.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+t="list"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# input
+cp data/example.csv "${tmpdir}/${t}.csv"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli import csv "${t}.csv"
+orcli list > "${t}.output"
+
+# test
+grep "${t}" "${t}.output"
diff --git a/tests/run.sh b/tests/run.sh
new file mode 100644
index 0000000..4420b8d
--- /dev/null
+++ b/tests/run.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+t="run"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# assertion
+cp data/duplicates-transformed.tsv "${tmpdir}/${t}.assert"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli run --memory "2000M" --port "3334" << EOF
+orcli import csv "https://git.io/fj5hF" --projectName "duplicates"
+orcli transform "duplicates" "https://git.io/fj5ju"
+orcli export tsv "duplicates" --output "${t}.output"
+EOF
+
+# test
+diff -u "${t}.assert" "${t}.output"
\ No newline at end of file
diff --git a/tests/transform.sh b/tests/transform.sh
new file mode 100644
index 0000000..a6ee492
--- /dev/null
+++ b/tests/transform.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+t="transform"
+
+# create tmp directory
+tmpdir="$(mktemp -d)"
+trap '{ rm -rf "${tmpdir}"; }' 0 2 3 15
+
+# assertion
+cp data/duplicates-transformed.tsv "${tmpdir}/${t}.assert"
+
+# action
+cd "${tmpdir}" || exit 1
+orcli import csv "https://git.io/fj5hF" --projectName "duplicates"
+orcli transform "duplicates" "https://git.io/fj5ju"
+orcli export tsv "duplicates" --output "${t}.output"
+
+# test
+diff -u "${t}.assert" "${t}.output"
\ No newline at end of file