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Copy pathmdadm_spec.rb
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117 lines (98 loc) · 4.18 KB
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#
# Author:: Joe Williams (<joe@joetify.com>)
# Copyright:: Copyright (c) 2009 Joe Williams
# 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"))
require 'ostruct'
describe "initialize" do
before(:each) do
@node = Chef::Node.new
@run_context = Chef::RunContext.new(@node, {})
@new_resource = Chef::Resource::Mdadm.new('/dev/md1')
@new_resource.devices ["/dev/sdz1","/dev/sdz2"]
@new_resource.level 1
@new_resource.chunk 256
@provider = Chef::Provider::Mdadm.new(@new_resource, @run_context)
#Chef::Resource::Mdadm.stub!(:new).and_return(@current_resource)
# @status = mock("Status", :exitstatus => 0)
# @provider.stub!(:popen4).and_return(@status)
# @stdin = mock("STDIN", :null_object => true)
# @stdout = mock("STDOUT", :null_object => true)
# @stderr = mock("STDERR", :null_object => true)
# @pid = mock("PID", :null_object => true)
end
describe "when determining the current metadevice status" do
it "should set the current resources mount point to the new resources mount point" do
@provider.stub!(:shell_out!).and_return(OpenStruct.new(:stdout => ''))
@provider.load_current_resource()
@provider.current_resource.name.should == '/dev/md1'
@provider.current_resource.raid_device.should == '/dev/md1'
end
it "determines that the metadevice exists when mdadm output shows the metadevice" do
@provider.stub!(:shell_out!).with("mdadm --detail --scan").and_return(OpenStruct.new(:stdout => '/dev/md1'))
@provider.load_current_resource
@provider.current_resource.exists.should be_true
end
end
describe "after the metadevice status is known" do
before(:each) do
@current_resource = Chef::Resource::Mdadm.new('/dev/md1')
@current_resource.devices ["/dev/sdz1","/dev/sdz2"]
@current_resource.level 1
@current_resource.chunk 256
@provider.current_resource = @current_resource
end
describe "when creating the metadevice" do
it "should create the raid device if it doesnt exist" do
@current_resource.exists(false)
expected_command = "yes | mdadm --create /dev/md1 --chunk=256 --level 1 --raid-devices 2 /dev/sdz1 /dev/sdz2"
@provider.should_receive(:shell_out!).with(expected_command)
@provider.action_create
end
it "should not create the raid device if it does exist" do
@current_resource.exists(true)
@provider.should_not_receive(:shell_out!)
@provider.action_create
end
end
describe "when asembling the metadevice" do
it "should assemble the raid device if it doesnt exist" do
@current_resource.exists(false)
expected_mdadm_cmd = "yes | mdadm --assemble /dev/md1 /dev/sdz1 /dev/sdz2"
@provider.should_receive(:shell_out!).with(expected_mdadm_cmd)
@provider.action_assemble
end
it "should not assemble the raid device if it doesnt exist" do
@current_resource.exists(true)
@provider.should_not_receive(:shell_out!)
@provider.action_assemble
end
end
describe "when stopping the metadevice" do
it "should stop the raid device if it exists" do
@current_resource.exists(true)
expected_mdadm_cmd = "yes | mdadm --stop /dev/md1"
@provider.should_receive(:shell_out!).with(expected_mdadm_cmd)
@provider.action_stop
end
it "should not attempt to stop the raid device if it does not exist" do
@current_resource.exists(false)
@provider.should_not_receive(:shell_out!)
@provider.action_stop
end
end
end
end