feat: split out test files and execute them manually

This breaks the old grouping mechanism, but honestly that was a weird way of doing it.

tests/unit/build-env.bats

@@ -0,0 +1,97 @@
+#!/usr/bin/env bats
+
+load test_helper
+
+setup() {
+  global_setup
+  create_app
+}
+
+teardown() {
+  destroy_app
+  global_teardown
+}
+
+@test "(build-env) special characters" {
+  run /bin/bash -c "dokku config:set --no-restart $TEST_APP NEWRELIC_APP_NAME='$TEST_APP (Staging)'"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  deploy_app
+  run /bin/bash -c "dokku config $TEST_APP"
+  assert_success
+}
+
+@test "(build-env) default curl timeouts" {
+  run /bin/bash -c "dokku config:unset --global CURL_CONNECT_TIMEOUT"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run /bin/bash -c "dokku config:unset --global CURL_TIMEOUT"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  deploy_app
+  run /bin/bash -c "dokku config:get --global CURL_CONNECT_TIMEOUT | grep 90"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run /bin/bash -c "dokku config:get --global CURL_TIMEOUT | grep 600"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+}
+
+@test "(build-env) buildpack failure" {
+  run /bin/bash -c "dokku config:set --no-restart $TEST_APP BUILDPACK_URL='https://github.com/dokku/fake-buildpack'"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run deploy_app
+  echo "output: $output"
+  echo "status: $status"
+  assert_failure
+}
+
+@test "(build-env) buildpack deploy with Dockerfile" {
+  run /bin/bash -c "dokku config:set --no-restart $TEST_APP BUILDPACK_URL='https://github.com/heroku/heroku-buildpack-nodejs'"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  deploy_app dockerfile
+  run /bin/bash -c "dokku --quiet config:get $TEST_APP DOKKU_APP_TYPE"
+  echo "output: $output"
+  echo "status: $status"
+  assert_output "herokuish"
+}
+
+@test "(build-env) DOKKU_ROOT cache bind is used by default" {
+  deploy_app
+
+  BUILD_CID=$(docker ps -a | grep $TEST_APP | grep /bin/bash | awk '{print $1}' | head -n1)
+  run /bin/bash -c "docker inspect --format '{{ .HostConfig.Binds }}' $BUILD_CID | tr -d '[]' | cut -f1 -d:"
+  echo "output: $output"
+  echo "status: $status"
+  assert_output "$DOKKU_ROOT/$TEST_APP/cache"
+}
+
+@test "(build-env) DOKKU_HOST_ROOT cache bind is used if set" {
+  TMP_ROOT=$(mktemp -d)
+  mkdir -p $DOKKU_ROOT/.dokkurc
+  echo export DOKKU_HOST_ROOT="$TMP_ROOT" > $DOKKU_ROOT/.dokkurc/HOST_ROOT
+  DOKKU_HOST_ROOT="$TMP_ROOT" deploy_app
+
+  BUILD_CID=$(docker ps -a | grep $TEST_APP | grep /bin/bash | awk '{print $1}' | head -n1)
+  run /bin/bash -c "docker inspect --format '{{ .HostConfig.Binds }}' $BUILD_CID | tr -d '[]' | cut -f1 -d:"
+  echo "output: $output"
+  echo "status: $status"
+  assert_output "$TMP_ROOT/$TEST_APP/cache"
+
+  rm -rf $TMP_ROOT $DOKKU_ROOT/.dokkurc/HOST_ROOT
+}