#
# Author:: Daniel DeLeo (<dan@opscode.com>)
# Copyright:: Copyright (c) 2010 Opscode, 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::RunStatus do
  before do
    @node = Chef::Node.new
    @events = Chef::EventDispatch::Dispatcher.new
    @run_context = Chef::RunContext.new(@node, {}, @events)
    @run_status = Chef::RunStatus.new(@node, @events)
  end

  describe "before the run context has been set" do
    it "converts to a hash" do
      @run_status.to_hash
    end
  end

  describe "when the run context has been set" do
    before do
      @run_status.run_context = @run_context
    end

    it "has a run context" do
      @run_status.run_context.should equal(@run_context)
    end

    it "provides access to the run context's node" do
      @run_status.node.should equal(@node)
    end

    it "converts to a hash" do
      @run_status.to_hash[:node].should equal(@node)
      @run_status.to_hash[:success].should be_true
    end

    describe "after it has recorded timing information" do
      before do
        @start_time = Time.new
        @end_time = @start_time + 23
        Time.stub!(:now).and_return(@start_time, @end_time)
        @run_status.start_clock
        @run_status.stop_clock
      end

      it "records the start time of the run" do
        @run_status.start_time.should == @start_time
      end

      it "records the end time of the run" do
        @run_status.end_time.should == @end_time
      end

      it "gives the elapsed time of the chef run" do
        @run_status.elapsed_time.should == 23
      end

      it "includes timing information in its hash form" do
        @run_status.to_hash[:start_time].should == @start_time
        @run_status.to_hash[:end_time].should == @end_time
        @run_status.to_hash[:elapsed_time].should == 23
      end

    end

    describe "with resources in the resource_collection" do
      before do
        @all_resources = [Chef::Resource::Cat.new("whiskers"), Chef::Resource::ZenMaster.new('dtz')]
        @run_context.resource_collection.all_resources.replace(@all_resources)
      end

      it "lists all resources" do
        @run_status.all_resources.should == @all_resources
      end

      it "has no updated resources" do
        @run_status.updated_resources.should be_empty
      end

      it "includes the list of all resources in its hash form" do
        @run_status.to_hash[:all_resources].should == @all_resources
        @run_status.to_hash[:updated_resources].should be_empty
      end

      describe "and some have been updated" do
        before do
          @all_resources.first.updated = true
        end

        it "lists the updated resources" do
          @run_status.updated_resources.should == [@all_resources.first]
        end

        it "includes the list of updated resources in its hash form" do
          @run_status.to_hash[:updated_resources].should == [@all_resources.first]
        end
      end
    end

    describe "when the run failed" do
      before do
        @exception = Exception.new("just testing")
        @backtrace = caller
        @exception.set_backtrace(@backtrace)
        @run_status.exception = @exception
      end

      it "stores the exception" do
        @run_status.exception.should equal(@exception)
      end

      it "stores the backtrace" do
        @run_status.backtrace.should == @backtrace
      end

      it "says the run was not successful" do
        @run_status.success?.should be_false
        @run_status.failed?.should be_true
      end

      it "converts to a hash including the exception information" do
        @run_status.to_hash[:success].should be_false
        @run_status.to_hash[:exception].should == "Exception: just testing"
        @run_status.to_hash[:backtrace].should == @backtrace
      end
    end
  end
end