# Cloud Foundry Java Buildpack

# Copyright 2017 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 'fileutils'

require 'java_buildpack/component/mutable_java_home'

require 'java_buildpack/jre/ibm_jre_initializer'

require 'java_buildpack/jre/ibm_jre'

describe JavaBuildpack::Jre::IbmJRE do

include_context 'component_helper'

let(:component) { StubIbmJRE.new context }

let(:java_home) { JavaBuildpack::Component::MutableJavaHome.new }

let(:configuration) do

{ 'jre' => jre_configuration,

'jvmkill_agent' => jvmkill_agent_configuration }

end

let(:jre_configuration) { instance_double('jre_configuration') }

let(:jvmkill_agent_configuration) { {} }

it 'supports anyway' do

expect(component.supports?).to be

end

it 'creates IbmJreInitializer instance' do

allow_any_instance_of(StubIbmJRE).to receive(:supports?).and_return false

allow(JavaBuildpack::Jre::IbmJreInitializer)

.to receive(:new).with(sub_configuration_context(jre_configuration).merge(component_name: 'Stub Ibm JRE'))

allow(JavaBuildpack::Jre::JvmkillAgent)

.to receive(:new).with(sub_configuration_context(jvmkill_agent_configuration))

component.sub_components context

end

end

class StubIbmJRE < JavaBuildpack::Jre::IbmJRE

public :command, :sub_components

def supports?

super

end

end

def sub_configuration_context(configuration)

cntxt = context.clone

cntxt[:configuration] = configuration

cntxt

end