#
# Author:: Prabhu Das (<prabhu.das@clogeny.com>)
# Copyright:: Copyright (c) 2014 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# 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.

shared_context '#validate!' do |instance|
  before(:each) do
    Chef::Config[:knife][:openstack_username] = 'testuser'
    Chef::Config[:knife][:openstack_password] = 'testpassword'
    Chef::Config[:knife][:openstack_auth_url] = 'tsturl'
    Chef::Config[:knife][:openstack_region] = 'test-region'
    allow(instance).to receive(:exit)
  end

  after(:all) do
    Chef::Config[:knife].delete(:openstack_username)
    Chef::Config[:knife].delete(:openstack_password)
    Chef::Config[:knife].delete(:openstack_auth_url)
    Chef::Config[:knife].delete(:openstack_region)
  end

  it 'validate openstack mandatory options' do
    expect { instance.validate! }.to_not raise_error
  end

  it 'raise error on openstack_username missing' do
    Chef::Config[:knife].delete(:openstack_username)
    expect(instance.ui).to receive(:error).with("You did not provide a valid 'Openstack Username' value.")
    expect { instance.validate! }.to raise_error(Chef::Knife::Cloud::CloudExceptions::ValidationError)
  end

  it 'raise error on openstack_password missing' do
    Chef::Config[:knife].delete(:openstack_password)
    expect(instance.ui).to receive(:error).with("You did not provide a valid 'Openstack Password' value.")
    expect { instance.validate! }.to raise_error(Chef::Knife::Cloud::CloudExceptions::ValidationError)
  end

  it 'raise error on openstack_auth_url missing' do
    Chef::Config[:knife].delete(:openstack_auth_url)
    expect(instance.ui).to receive(:error).with("You did not provide a valid 'Openstack Auth Url' value.")
    expect { instance.validate! }.to raise_error(Chef::Knife::Cloud::CloudExceptions::ValidationError)
  end
end