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require 'spec_helper'
describe Gitlab::Ci::Config::Node::Global do
let(:global) { described_class.new(hash) }
describe '.nodes' do
it 'can contain global config keys' do
expect(described_class.nodes).to include :before_script
end
it 'returns a hash' do
expect(described_class.nodes).to be_a Hash
end
end
describe '#key' do
it 'returns underscored class name' do
expect(global.key).to eq 'global'
end
end
context 'when hash is valid' do
let(:hash) do
{ before_script: ['ls', 'pwd'],
image: 'ruby:2.2',
services: ['postgres:9.1', 'mysql:5.5'],
variables: { VAR: 'value' },
after_script: ['make clean'] }
end
describe '#process!' do
before { global.process! }
it 'creates nodes hash' do
expect(global.nodes).to be_an Array
end
it 'creates node object for each entry' do
expect(global.nodes.count).to eq 5
end
it 'creates node object using valid class' do
expect(global.nodes.first)
.to be_an_instance_of Gitlab::Ci::Config::Node::Script
expect(global.nodes.second)
.to be_an_instance_of Gitlab::Ci::Config::Node::Image
end
it 'sets correct description for nodes' do
expect(global.nodes.first.description)
.to eq 'Script that will be executed before each job.'
expect(global.nodes.second.description)
.to eq 'Docker image that will be used to execute jobs.'
end
end
describe '#leaf?' do
it 'is not leaf' do
expect(global).not_to be_leaf
end
end
context 'when not processed' do
describe '#before_script' do
it 'returns nil' do
expect(global.before_script).to be nil
end
end
end
context 'when processed' do
before { global.process! }
describe '#before_script' do
it 'returns correct script' do
expect(global.before_script).to eq ['ls', 'pwd']
end
end
describe '#image' do
it 'returns valid image' do
expect(global.image).to eq 'ruby:2.2'
end
end
describe '#services' do
it 'returns array of services' do
expect(global.services).to eq ['postgres:9.1', 'mysql:5.5']
end
end
describe '#after_script' do
it 'returns after script' do
expect(global.after_script).to eq ['make clean']
end
end
describe '#variables' do
it 'returns variables' do
expect(global.variables).to eq(VAR: 'value')
end
end
end
end
context 'when hash is not valid' do
before { global.process! }
let(:hash) do
{ before_script: 'ls' }
end
describe '#valid?' do
it 'is not valid' do
expect(global).not_to be_valid
end
end
describe '#errors' do
it 'reports errors from child nodes' do
expect(global.errors)
.to include 'Before script config should be an array of strings'
end
end
describe '#before_script' do
it 'raises error' do
expect { global.before_script }.to raise_error(
Gitlab::Ci::Config::Node::Entry::InvalidError
)
end
end
end
context 'when value is not a hash' do
let(:hash) { [] }
describe '#valid?' do
it 'is not valid' do
expect(global).not_to be_valid
end
end
describe '#errors' do
it 'returns error about invalid type' do
expect(global.errors.first).to match /should be a hash/
end
end
end
end
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