#!/usr/bin/env bats

load test_helper

setup() {
  create_app
}

teardown() {
  destroy_app
}

# @test "(ps) dockerfile" {
#   # CI support: 'Ah. I just spoke with our Docker expert --
#   # looks like docker exec is built to work with docker-under-libcontainer,
#   # but we're using docker-under-lxc. I don't have an estimated time for the fix, sorry
#   skip "circleci does not support docker exec at the moment."
#   run bash -c "dokku ps $TEST_APP | grep -q \"node web.js\""
#   echo "output: "$output
#   echo "status: "$status
#   assert_success
# }

@test "(ps) dockerfile" {
  deploy_app dockerfile
  run bash -c "dokku ps:stop $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_failure
  done

  run bash -c "dokku ps:start $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done

  run bash -c "dokku ps:restart $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done

  run bash -c "dokku ps:rebuild $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done
}

@test "(ps:scale) dockerfile" {
  run bash -c "dokku ps:scale $TEST_APP web=2"
  echo "output: "$output
  echo "status: "$status
  assert_success

  deploy_app dockerfile
  CIDS=""
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.web.*; do
    CIDS+=$(< $CID_FILE)
    CIDS+=" "
  done
  CIDS_PATTERN=$(echo $CIDS | sed -e "s: :|:g")
  run bash -c "docker ps -q --no-trunc | egrep \"$CIDS_PATTERN\" | wc -l | grep 2"
  echo "output: "$output
  echo "status: "$status
  assert_success

  run bash -c "dokku ps:scale $TEST_APP web=1"
  echo "output: "$output
  echo "status: "$status
  assert_success
  CIDS=""
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.web.*; do
    CIDS+=$(< $CID_FILE)
    CIDS+=" "
  done
  CIDS_PATTERN=$(echo $CIDS | sed -e "s: :|:g")
  run bash -c "docker ps -q --no-trunc | egrep \"$CIDS_PATTERN\" | wc -l | grep 1"
  echo "output: "$output
  echo "status: "$status
  assert_success

  run bash -c "dokku ps:scale $TEST_APP web=0"
  echo "output: "$output
  echo "status: "$status
  assert_success
  CIDS=""
  shopt -s nullglob
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.web.*; do
    CIDS+=$(< $CID_FILE)
    CIDS+=" "
  done
  run bash -c "[[ -z \"$CIDS\" ]]"
  echo "output: "$output
  echo "status: "$status
  assert_success
}

@test "(ps) dockerfile with procfile" {
  deploy_app dockerfile-procfile
  run bash -c "dokku ps:stop $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_failure
  done

  run bash -c "dokku ps:start $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done

  run bash -c "dokku ps:restart $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done

  run bash -c "dokku ps:rebuild $TEST_APP"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.*; do
    run bash -c "docker ps -q --no-trunc | grep -q $(< $CID_FILE)"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done
}

@test "(ps:scale) dockerfile with procfile" {
  run bash -c "dokku ps:scale $TEST_APP web=2 worker=2"
  echo "output: "$output
  echo "status: "$status
  assert_success

  deploy_app dockerfile-procfile
  for PROC_TYPE in web worker; do
    run bash -c "docker ps --format '{{.ID}} {{.Command}}' --no-trunc"
    echo "output: "$output
    echo "status: "$status
    assert_success
    goodlines=""
    for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.$PROC_TYPE.*; do
      cid=$(< $CID_FILE)
      assert_output_contains "$cid"
      goodlines+=$(echo "$output" | grep "$cid")
    done
    output="$goodlines"
    assert_output_contains "node ${PROC_TYPE}.js" 2
  done

  run bash -c "dokku ps:scale $TEST_APP web=1 worker=1"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for PROC_TYPE in web worker; do
    run bash -c "docker ps --format '{{.ID}} {{.Command}}' --no-trunc"
    echo "output: "$output
    echo "status: "$status
    assert_success
    goodlines=""
    for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.$PROC_TYPE.*; do
      cid=$(< $CID_FILE)
      assert_output_contains "$cid"
      goodlines+=$(echo "$output" | grep "$cid")
    done
    output="$goodlines"
    assert_output_contains "node ${PROC_TYPE}.js"
  done

  run bash -c "dokku ps:scale $TEST_APP web=0 worker=0"
  echo "output: "$output
  echo "status: "$status
  assert_success
  for PROC_TYPE in web worker; do
    CIDS=""
    shopt -s nullglob
    for CID_FILE in $DOKKU_ROOT/$TEST_APP/CONTAINER.$PROC_TYPE.*; do
      CIDS+=$(< $CID_FILE)
      CIDS+=" "
    done
    shopt -u nullglob
    run bash -c "[[ -z \"$CIDS\" ]]"
    echo "output: "$output
    echo "status: "$status
    assert_success
  done
}

@test "(ps:scale) procfile commands extraction" {
  source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
  source "$PLUGIN_CORE_AVAILABLE_PATH/ps/functions"
  cat <<EOF > "$DOKKU_ROOT/$TEST_APP/DOKKU_PROCFILE"
web: node web.js
worker: node worker.js
EOF
  run get_cmd_from_procfile "$TEST_APP" web
  echo "output: "$output
  echo "status: "$status
  assert_output "node web.js"

  run get_cmd_from_procfile "$TEST_APP" worker
  echo "output: "$output
  echo "status: "$status
  assert_output "node worker.js"
}