#
# Author:: Daniel DeLeo (<dan@kallistec.com>)
# Copyright:: Copyright (c) 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.
#

require "spec_helper"

describe Chef::Resource::Breakpoint do

  let(:node) { Chef::Node.new }
  let(:events) { Chef::EventDispatch::Dispatcher.new }
  let(:run_context) { Chef::RunContext.new(node, {}, events) }
  let(:collection) { double("resource collection") }
  let(:resource) { Chef::Resource::Breakpoint.new("name", run_context) }
  let(:provider) { resource.provider_for_action(:break) }

  before do
    allow(run_context).to receive(:resource_collection).and_return(collection)
  end

  it "gets the iterator from @collection and pauses it" do
    allow(Shell).to receive(:running?).and_return(true)
    iterator = double("stepable_iterator")
    allow(collection).to receive(:iterator).and_return(iterator)
    expect(iterator).to receive(:pause)
    provider.action_break
    expect(resource).to be_updated
  end

  it "doesn't pause the iterator if chef-shell isn't running" do
    allow(Shell).to receive(:running?).and_return(false)
    iterator = double("stepable_iterator")
    allow(collection).to receive(:iterator).and_return(iterator)
    expect(iterator).not_to receive(:pause)
    provider.action_break
  end

  it "sets the default action as :break" do
    expect(resource.action).to eql([:break])
  end

  it "supports :break action" do
    expect { resource.action :break }.not_to raise_error
  end

  it "names itself after the line number of the file where it's created" do
    resource = Chef::Resource::Breakpoint.new
    expect(resource.name).to match(/breakpoint_spec\.rb\:[\d]{2}\:in \`new\'$/)
  end

end