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require 'puppet'
require 'spec_helper'
require 'puppet/provider/nova_aggregate/openstack'
describe Puppet::Type.type(:nova_aggregate).provider(:openstack) do
let(:set_env) do
ENV['OS_USERNAME'] = 'test'
ENV['OS_PASSWORD'] = 'abc123'
ENV['OS_PROJECT_NAME'] = 'test'
ENV['OS_AUTH_URL'] = 'http://127.0.0.1:5000/v3'
end
describe 'managing aggregates' do
let(:aggregate_attrs) do
{
:name => 'just',
:availability_zone => 'simple',
:hosts => ['example'],
:ensure => 'present',
:metadata => 'nice=cookie',
}
end
let(:resource) do
Puppet::Type::Nova_aggregate.new(aggregate_attrs)
end
let(:provider) do
described_class.new(resource)
end
before(:each) do
set_env
end
describe '#instances' do
it 'finds existing aggregates' do
expect(described_class).to receive(:openstack)
.with('aggregate', 'list', '--quiet', '--format', 'csv', [])
.and_return('"ID","Name","Availability Zone"
just,"simple","just"
')
expect(described_class).to receive(:openstack)
.with('aggregate', 'show', '--format', 'shell', 'simple')
.and_return('"id="just"
name="simple"
availability_zone=just"
properties="key1=\'tomato\', key2=\'mushroom\'"
hosts="[]"
')
instances = described_class.instances
expect(instances.count).to eq(1)
expect(instances[0].name).to eq('simple')
expect(instances[0].metadata).to eq({"key1"=>"tomato", "key2"=>"mushroom"})
end
end
describe '#create' do
it 'creates aggregate' do
expect(described_class).to receive(:openstack)
.with('aggregate', 'create', '--format', 'shell',
['just', '--zone', 'simple', '--property', 'nice=cookie' ])
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[]"
')
expect(described_class).to receive(:openstack)
.with('aggregate', 'add host', ['just', 'example'])
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[u\'example\']"
')
provider.create
expect(provider.exists?).to be_truthy
end
end
describe '#destroy' do
it 'removes aggregate with hosts' do
expect(described_class).to receive(:openstack)
.with('aggregate', 'remove host', ['just', 'example'])
expect(described_class).to receive(:openstack)
.with('aggregate', 'delete', 'just')
provider.instance_variable_set(:@property_hash, aggregate_attrs)
provider.destroy
expect(provider.exists?).to be_falsey
end
end
describe '#pythondict2hash' do
it 'should return a hash with key-value when provided with a unicode python dict' do
s = "{'key': 'value', 'key2': 'value2'}"
expect(described_class.pythondict2hash(s)).to eq({"key"=>"value", "key2"=>"value2"})
end
it 'should return a hash with key-value when provided with a python dict' do
s = "{'key': 'value', 'key2': 'value2'}"
expect(described_class.pythondict2hash(s)).to eq({"key"=>"value", "key2"=>"value2"})
end
end
describe '#parsestring' do
it 'should call string2hash when provided with a string' do
s = "key='value', key2='value2'"
expect(described_class.parsestring(s)).to eq({"key"=>"value", "key2"=>"value2"})
end
it 'should call pythondict2hash when provided with a hash' do
s = "{'key': 'value', 'key2': 'value2'}"
expect(described_class.parsestring(s)).to eq({"key"=>"value", "key2"=>"value2"})
end
end
end
describe 'managing aggregates with filter_hosts toggled' do
# instantiation attributes for the provider with filter_hosts set.
let(:aggregate_attrs) do
{
:name => 'just',
:availability_zone => 'simple',
:hosts => ['known'],
:ensure => 'present',
:metadata => 'nice=cookie',
:filter_hosts => 'true'
}
end
let(:resource) do
Puppet::Type::Nova_aggregate.new(aggregate_attrs)
end
let(:provider) do
described_class.new(resource)
end
before(:each) do
set_env
end
# create an aggregate and actually aggregate hosts to it
describe 'create aggregate and add/remove hosts with filter_hosts toggled' do
it 'creates aggregate with filter_hosts toggled' do
allow(provider.class).to receive(:get_known_hosts)
.and_return(['known', 'known_too'])
# these expectations are the actual tests that check the provider's behaviour
# and make sure only known hosts ('known' is the only known host) will be
# aggregated.
expect(described_class).to receive(:openstack)
.with('aggregate', 'create', '--format', 'shell', ['just', '--zone', 'simple', "--property", "nice=cookie"])
.once
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[]"
')
expect(described_class).to receive(:openstack)
.with('aggregate', 'add host', ['just', 'known'])
.once
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[u\'known\']"
')
expect(described_class).to receive(:openstack)
.with('aggregate', 'add host', ['just', 'known_too'])
.once
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[u\'known\', u\'known_too\']"
')
expect(described_class).to receive(:openstack)
.with('aggregate', 'remove host', ['just', 'known'])
.once
.and_return('name="just"
id="just"
availability_zone="simple"
properties="{u\'nice\': u\'cookie\'}"
hosts="[u\'known_too\']"
')
# this creates a provider with the attributes defined above as 'aggregate_attrs'
# and tries to add some hosts and then to remove some hosts.
# the hosts will be filtered against known active hosts and the expectations
# described above are the actual tests that check the provider's behaviour
provider.create
property_hash = provider.instance_variable_get(:@property_hash)
property_hash[:hosts] = ['known']
provider.instance_variable_set(:@property_hash, property_hash)
provider.hosts = ['known', 'known_too', 'unknown']
property_hash = provider.instance_variable_get(:@property_hash)
property_hash[:hosts] = ['known', 'known_too']
provider.instance_variable_set(:@property_hash, property_hash)
provider.hosts = ['known_too']
end
end
end
end
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