# Encoding: utf-8

# Cloud Foundry Java Buildpack

# Copyright (c) 2013 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 'application_helper'

require 'logging_helper'

require 'java_buildpack/buildpack'

require 'java_buildpack/util/java_main_utils'

describe JavaBuildpack::Util::JavaMainUtils do

include_context 'application_helper'

include_context 'logging_helper'

let(:test_class_name) { 'test-java-main-class' }

it 'uses a main class configuration in a configuration file' do

allow(JavaBuildpack::Util::ConfigurationUtils).to receive(:load).with('java_main')

.and_return('java_main_class' => test_class_name)

expect(described_class.main_class(application)).to eq(test_class_name)

end

it 'uses a main class configuration in a configuration parameter' do

expect(described_class.main_class(application, 'java_main_class' => test_class_name)).to eq(test_class_name)

end

it 'uses a main class in the manifest of the application',

app_fixture: 'container_main' do

expect(described_class.main_class(application)).to eq('test-main-class')

end

end