# Encoding: utf-8

# Cloud Foundry Java Buildpack

# Copyright 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 'component_helper'

require 'java_buildpack/framework/java_opts'

describe JavaBuildpack::Framework::JavaOpts do

include_context 'component_helper'

context do

let(:configuration) { { 'java_opts' => '-Xmx1024M' } }

it 'should detect with java.opts configuration' do

expect(component.detect).to eq('java-opts')

end

end

context do

let(:configuration) { { 'from_environment' => true } }

let(:environment) { { 'JAVA_OPTS' => '-Dalpha=bravo' } }

it 'should detect with ENV and with from_environment configuration' do

expect(component.detect).to eq('java-opts')

end

end

context do

let(:environment) { { 'JAVA_OPTS' => '-Dalpha=bravo' } }

it 'should not detect with ENV and without from_environment configuration' do

expect(component.detect).to be_nil

end

end

it 'should not detect without java_opts configuration' do

expect(component.detect).to be_nil

end

context do

let(:configuration) do

{ 'java_opts' => '-Xdebug -Xnoagent -Xrunjdwp:transport=dt_socket,server=y,address=8000,suspend=y ' \

"-XX:OnOutOfMemoryError='kill -9 %p'" }

end

it 'should add split java_opts to context' do

component.release

expect(java_opts).to include('-Xdebug')

expect(java_opts).to include('-Xnoagent')

expect(java_opts).to include('-Xrunjdwp:transport=dt_socket,server=y,address=8000,suspend=y')

expect(java_opts).to include('-XX:OnOutOfMemoryError=kill\ -9\ %p')

end

end

context do

let(:configuration) { { 'java_opts' => '-Xms1024M' } }

it 'should raise an error if a -Xms is configured' do

expect { component.compile }.to raise_error(/-Xms/)

end

end

context do

let(:configuration) { { 'java_opts' => '-Xmx1024M' } }

it 'should raise an error if a -Xmx is configured' do

expect { component.compile }.to raise_error(/-Xmx/)

end

end

context do

let(:configuration) { { 'java_opts' => '-XX:MaxMetaspaceSize=128M' } }

it 'should raise an error if a -XX:MaxMetaspaceSize is configured' do

expect { component.compile }.to raise_error(/-XX:MaxMetaspaceSize/)

end

end

context do

let(:configuration) { { 'java_opts' => '-XX:MetaspaceSize=128M' } }

it 'should raise an error if a -XX:MetaspaceSize is configured' do

expect { component.compile }.to raise_error(/-XX:MetaspaceSize/)

end

end

context do

let(:configuration) { { 'java_opts' => '-XX:MaxPermSize=128M' } }

it 'should raise an error if a -XX:MaxPermSize is configured' do

expect { component.compile }.to raise_error(/-XX:MaxPermSize/)

end

end

context do

let(:configuration) { { 'java_opts' => '-XX:PermSize=128M' } }

it 'should raise an error if a -XX:PermSize is configured' do

expect { component.compile }.to raise_error(/-XX:PermSize/)

end

end

context do

let(:configuration) { { 'java_opts' => '-Xss1M' } }

it 'should raise an error if a -Xss is configured' do

expect { component.compile }.to raise_error(/-Xss/)

end

end

context do

let(:configuration) { { 'from_environment' => true } }

let(:environment) { { 'JAVA_OPTS' => '-Dalpha=bravo' } }

it 'should include values specified in ENV[JAVA_OPTS]' do

component.release

expect(java_opts).to include('-Dalpha=bravo')

end

end

context do

let(:environment) { { 'JAVA_OPTS' => '-Dalpha=bravo' } }

it 'should not include values specified in ENV[JAVA_OPTS] without from_environment' do

component.release

expect(java_opts).not_to include('-Dalpha=bravo')

end

end

end