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java_main_spec.rb
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146 lines (108 loc) · 5.94 KB
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# Encoding: utf-8
# Cloud Foundry Java Buildpack
# Copyright 2013-2015 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/java_main'
describe JavaBuildpack::Container::JavaMain do
include_context 'component_helper'
shared_context 'explicit_main_class' do
let(:configuration) { { 'java_main_class' => 'test-java-main-class' } }
end
context do
include_context 'explicit_main_class'
it 'detects with main class configuration' do
expect(component.detect).to eq('java-main')
end
end
it 'detects with main class manifest entry',
app_fixture: 'container_main' do
expect(component.detect).to eq('java-main')
end
it 'does not detect without main class manifest entry',
app_fixture: 'container_main_no_main_class' do
expect(component.detect).to be_nil
end
it 'does not detect without manifest' do
expect(component.detect).to be_nil
end
context do
include_context 'explicit_main_class'
it 'returns command' do
expect(component.release).to eq("#{java_home.root}/bin/java -cp $PWD/.:$PWD/.additional_libs/test-jar-1.jar:" \
"$PWD/.additional_libs/test-jar-2.jar #{java_opts_str} " \
'test-java-main-class')
end
end
it 'returns additional classpath entries when Class-Path is specified',
app_fixture: 'container_main' do
expect(component.release).to eq("#{java_home.root}/bin/java -cp $PWD/.:$PWD/.additional_libs/test-jar-1.jar:" \
'$PWD/.additional_libs/test-jar-2.jar:$PWD/alpha.jar:$PWD/bravo.jar:' \
"$PWD/charlie.jar #{java_opts_str} test-main-class")
end
context do
let(:configuration) { { 'java_main_class' => 'test-java-main-class', 'arguments' => 'some arguments' } }
it 'returns command line arguments when they are specified' do
expect(component.release).to eq("#{java_home.root}/bin/java -cp $PWD/.:$PWD/.additional_libs/test-jar-1.jar:" \
"$PWD/.additional_libs/test-jar-2.jar #{java_opts_str} " \
'test-java-main-class some arguments')
end
end
it 'releases Spring boot applications with a JarLauncher in the MANIFEST.MF by specifying a port',
app_fixture: 'container_main_spring_boot_jar_launcher' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.JarLauncher")
end
it 'releases Spring boot applications with a WarLauncher in the MANIFEST.MF by specifying a port',
app_fixture: 'container_main_spring_boot_war_launcher' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.WarLauncher")
end
it 'releases Spring boot applications with a PropertiesLauncher in the MANIFEST.MF by specifying a port',
app_fixture: 'container_main_spring_boot_properties_launcher' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.PropertiesLauncher")
end
context do
let(:configuration) { { 'java_main_class' => 'org.springframework.boot.loader.JarLauncher' } }
it 'releases Spring boot applications with a JarLauncher in the configuration by specifying a port' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.JarLauncher")
end
end
context do
let(:configuration) { { 'java_main_class' => 'org.springframework.boot.loader.WarLauncher' } }
it 'releases Spring boot applications with a WarLauncher in the configuration by specifying a port' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.WarLauncher")
end
end
context do
let(:configuration) { { 'java_main_class' => 'org.springframework.boot.loader.PropertiesLauncher' } }
it 'releases Spring boot applications with a PropertiesLauncher in the configuration by specifying a port' do
expect(component.release).to eq("SERVER_PORT=$PORT #{java_home.root}/bin/java -cp $PWD/.:" \
'$PWD/.additional_libs/test-jar-1.jar:$PWD/.additional_libs/test-jar-2.jar ' \
"#{java_opts_str} org.springframework.boot.loader.PropertiesLauncher")
end
end
def java_opts_str
java_opts.join(' ')
end
end