# Encoding: utf-8
# Cloud Foundry Java Buildpack
# Copyright 2013-2016 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require 'spec_helper'
require 'component_helper'
require 'java_buildpack/container/spring_boot_cli'

describe JavaBuildpack::Container::SpringBootCLI do
  include_context 'component_helper'

  it 'does not detect a non-Groovy project',
     app_fixture: 'container_main' do

    expect(component.detect).to be_nil
  end

  it 'does not detect a .groovy directory',
     app_fixture: 'container_groovy_dot_groovy' do

    expect(component.detect).to be_nil
  end

  it 'does not detect if the application has a WEB-INF directory',
     app_fixture: 'container_spring_boot_cli_groovy_with_web_inf' do

    expect(component.detect).to be_nil
  end

  it 'does not detect if one of the Groovy files is not a POGO',
     app_fixture: 'container_spring_boot_cli_non_pogo' do

    expect(component.detect).to be_nil
  end

  it 'does not detect if one of the Groovy files has a shebang',
     app_fixture: 'container_groovy_shebang' do

    expect(component.detect).to be_nil
  end

  it 'does not detect Logback Groovy files',
     app_fixture: 'container_groovy_logback' do

    expect(component.detect).to be_nil
  end

  it 'does not detect a Groovy file which has a shebang but which also contains a class',
     app_fixture: 'container_groovy_shebang_containing_class' do

    expect(component.detect).to be_nil
  end

  it 'does not detect if one of the Groovy files has a main() method',
     app_fixture: 'container_spring_boot_cli_main_method' do

    expect(component.detect).to be_nil
  end

  it 'detects if there are Groovy files and they are all POGOs plus a beans-style configuration',
     app_fixture: 'container_spring_boot_cli_beans_configuration' do

    expect(component.detect).to eq("spring-boot-cli=#{version}")
  end

  it 'detects if there are Groovy files and they are all POGOs with no main method and there is no WEB-INF directory',
     app_fixture: 'container_spring_boot_cli_valid_app' do

    expect(component.detect).to eq("spring-boot-cli=#{version}")
  end

  it 'extracts Spring Boot CLI from a ZIP',
     app_fixture:   'container_spring_boot_cli_valid_app',
     cache_fixture: 'stub-spring-boot-cli.tar.gz' do

    component.compile

    expect(sandbox + 'bin/spring').to exist
  end

  it 'returns command',
     app_fixture: 'container_spring_boot_cli_valid_app' do

    expect(component.release).to eq("#{env_vars_str} #{java_home.as_env_var} JAVA_OPTS=#{java_opts_str} " \
                                    'exec $PWD/.java-buildpack/spring_boot_cli/bin/spring run ' \
                                    '-cp $PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
                                    'directory/pogo_4.groovy invalid.groovy pogo_1.groovy pogo_2.groovy pogo_3.groovy')
  end

  def env_vars_str
    "#{environment_variables.join(' ')}"
  end

  def java_opts_str
    "\"#{java_opts.join(' ')}\""
  end

end
