#
# Author:: AJ Christensen (<aj@opscode.com>)
# Copyright:: Copyright (c) 2008 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 File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "..", "spec_helper"))

describe Chef::Provider::Group::Groupadd, "set_options" do
  before do
    @node = Chef::Node.new
    @run_context = Chef::RunContext.new(@node, {})
    @new_resource = mock("Chef::Resource::Group",
      :null_object => true,
      :group_name => "aj",
      :gid => 50,
      :members => [ "root", "aj"]
    )
    @current_resource = mock("Chef::Resource::Group",
      :null_object => true,
      :group_name => "aj",
      :gid => 50,
      :members => [ "root", "aj"]
    )
    @provider = Chef::Provider::Group::Groupadd.new(@new_resource, @run_context)
    @provider.current_resource = @current_resource    
  end
  
  field_list = {
    :gid => "-g"
  }
  
  field_list.each do |attribute, option|
    it "should check for differences in #{attribute.to_s} between the current and new resources" do
        @new_resource.should_receive(attribute)
        @current_resource.should_receive(attribute)
        @provider.set_options     
    end  
    it "should set the option for #{attribute} if the new resources #{attribute} is not null" do
      @new_resource.stub!(attribute).and_return("wowaweea")
      @provider.set_options.should eql(" #{option} '#{@new_resource.send(attribute)}' #{@new_resource.group_name}")
    end
  end
  
  it "should combine all the possible options" do
    match_string = ""
    field_list.sort{ |a,b| a[0] <=> b[0] }.each do |attribute, option|
      @new_resource.stub!(attribute).and_return("hola")
      match_string << " #{option} 'hola'"
    end
    match_string << " aj"
    @provider.set_options.should eql(match_string)
  end
end

describe Chef::Provider::Group::Groupadd, "create_group" do
  before do
    @node = Chef::Node.new
    @new_resource = mock("Chef::Resource::Group", :null_object => true)
    @provider = Chef::Provider::Group::Groupadd.new(@node, @new_resource)
    @provider.stub!(:run_command).and_return(true)
    @provider.stub!(:set_options).and_return(" monkey")
    @provider.stub!(:modify_group_members).and_return(true)
  end
  
  it "should run groupadd with the return of set_options" do
    @provider.should_receive(:run_command).with({ :command => "groupadd monkey" }).and_return(true)
    @provider.create_group
  end
  
  it "should modify the group members" do
    @provider.should_receive(:modify_group_members).and_return(true)
    @provider.create_group
  end
end

describe Chef::Provider::Group::Groupadd, "manage_group" do
  before do
    @node = Chef::Node.new
    @run_context = Chef::RunContext.new(@node, {})
    @new_resource = mock("Chef::Resource::Group", :null_object => true)
    @provider = Chef::Provider::Group::Groupadd.new(@new_resource, @run_context)
    @provider.stub!(:run_command).and_return(true)
    @provider.stub!(:set_options).and_return(" monkey")
    @provider.stub!(:modify_group_members).and_return(true)
  end
  
  it "should run groupmod with the return of set_options" do
    @provider.should_receive(:run_command).with({ :command => "groupmod monkey" }).and_return(true)
    @provider.manage_group
  end
  
  it "should modify the group members" do
    @provider.should_receive(:modify_group_members).and_return(true)
    @provider.manage_group
  end
end

describe Chef::Provider::Group::Groupadd, "remove_group" do
  before do
    @node = Chef::Node.new
    @run_context = Chef::RunContext.new(@node, {})
    @new_resource = mock("Chef::Resource::Group", 
      :null_object => true,
      :group_name => "aj"
    )
    @provider = Chef::Provider::Group::Groupadd.new(@new_resource, @run_context)
    @provider.stub!(:run_command).and_return(true)
  end
  
  it "should run groupdel with the new resources group name" do
    @provider.should_receive(:run_command).with({ :command => "groupdel aj" }).and_return(true)
    @provider.remove_group
  end
end

describe Chef::Provider::Group::Groupadd, "modify_group_members" do
  before do
    @node = Chef::Node.new
    @run_context = Chef::RunContext.new(@node, {})
    @new_resource = mock("Chef::Resource::Group",
      :null_object => true,
      :group_name => "aj",
      :members => [ "all", "your", "base" ],
      :append => false
    )
    @new_resource.stub!(:to_s).and_return("group[aj]")
    @provider = Chef::Provider::Group::Groupadd.new(@new_resource, @run_context)
    @provider.stub!(:run_command).and_return(true)
  end

  it "should raise an error when calling modify_group_members" do
    lambda { @provider.modify_group_members }.should raise_error(Chef::Exceptions::Group, "you must override modify_group_members in #{@provider.to_s}")
  end
end

describe Chef::Provider::Group::Usermod, "load_current_resource" do
  before do
    @node = Chef::Node.new
    @run_context = Chef::RunContext.new(@node, {})
    Chef::Node.stub!(:new).and_return(@node)
    @new_resource = mock("Chef::Resource::Group", :null_object => true, :group_name => "aj")
    @provider = Chef::Provider::Group::Usermod.new(@new_resource, @run_context)
    File.stub!(:exists?).and_return(false)
  end

  it "should raise an error if the required binary /usr/sbin/groupadd doesn't exist" do
    File.should_receive(:exists?).with("/usr/sbin/groupadd").and_return(false)
    lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Group)
  end
  it "should raise an error if the required binary /usr/sbin/groupmod doesn't exist" do
    File.should_receive(:exists?).with("/usr/sbin/groupadd").and_return(true)
    File.should_receive(:exists?).with("/usr/sbin/groupmod").and_return(false)
    lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Group)
  end
  it "should raise an error if the required binary /usr/sbin/groupdel doesn't exist" do
    File.should_receive(:exists?).with("/usr/sbin/groupadd").and_return(true)
    File.should_receive(:exists?).with("/usr/sbin/groupmod").and_return(true)
    File.should_receive(:exists?).with("/usr/sbin/groupdel").and_return(false)
    lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Group)
  end
end
