#!/usr/bin/env bats

load test_helper

setup() {
  global_setup
  create_app
}

teardown() {
  destroy_app
  global_teardown
}

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

  run deploy_app dockerfile-app-json-formations
  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 $CIDS | sed -e "s: :|:g")
  run /bin/bash -c "docker ps -q --no-trunc | grep -E \"$CIDS_PATTERN\" | wc -l | grep 1"
  echo "output: $output"
  echo "status: $status"
  assert_success

  run /bin/bash -c "dokku ps:scale $TEST_APP web=1"
  echo "output: $output"
  echo "status: $status"
  assert_failure

  run /bin/bash -c "dokku ps:report $TEST_APP --ps-can-scale"
  echo "output: $output"
  echo "status: $status"
  assert_output "false"
}

@test "(ps) dockerfile with procfile" {
  run deploy_app dockerfile-procfile
  echo "output: $output"
  echo "status: $status"
  assert_success

  run /bin/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 /bin/bash -c "docker ps -q --no-trunc | grep -q $(<$CID_FILE)"
    echo "output: $output"
    echo "status: $status"
    assert_failure
  done

  run /bin/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 /bin/bash -c "docker ps -q --no-trunc | grep -q $(<$CID_FILE)"
    echo "output: $output"
    echo "status: $status"
    assert_success
  done

  run /bin/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 /bin/bash -c "docker ps -q --no-trunc | grep -q $(<$CID_FILE)"
    echo "output: $output"
    echo "status: $status"
    assert_success
  done

  run /bin/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 /bin/bash -c "docker ps -q --no-trunc | grep -q $(<$CID_FILE)"
    echo "output: $output"
    echo "status: $status"
    assert_success
  done
}

@test "(ps) dockerfile with bad procfile" {
  run deploy_app dockerfile-procfile-bad
  echo "output: $output"
  echo "status: $status"
  assert_failure

  run create_app
  echo "output: $output"
  echo "status: $status"
  assert_success
}

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

  run deploy_app dockerfile-procfile
  echo "output: $output"
  echo "status: $status"
  assert_success

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

@test "(ps:scale) dockerfile unchanged process" {
  run deploy_app dockerfile
  echo "output: $output"
  echo "status: $status"
  assert_success

  run /bin/bash -c "dokku ps:scale $TEST_APP worker=2"
  echo "output: $output"
  echo "status: $status"
  assert_output_contains "Scaling $TEST_APP processes: worker=2"
  assert_output_contains "Deploying worker"
  assert_output_contains "Deploying web" 0
  assert_success
}