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#
# Author:: Adam Jacob (<adam@hjksolutions.com>)
# Copyright:: Copyright (c) 2008 HJK Solutions, LLC
# 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 'ostruct'
require File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "spec_helper"))
describe Chef::Provider::Link do
before(:each) do
@new_resource = mock("New Resource", :null_object => true)
@new_resource.stub!(:name).and_return("symlink")
@new_resource.stub!(:source_file).and_return("/tmp/fofile")
@new_resource.stub!(:target_file).and_return("/tmp/fofile-link")
@new_resource.stub!(:link_type).and_return(:symbolic)
@new_resource.stub!(:updated).and_return(false)
@node = Chef::Node.new
@node.name "latte"
@provider = Chef::Provider::Link.new(@node, @new_resource)
end
it "should load the current resource based on the new resource" do
File.should_receive(:exists?).once.and_return(true)
File.should_receive(:symlink?).once.and_return(true)
File.should_receive(:readlink).once.and_return("/tmp/fofile")
@provider.load_current_resource
@provider.current_resource.name.should eql("symlink")
@provider.current_resource.source_file.should eql("/tmp/fofile")
@provider.current_resource.target_file.should eql("/tmp/fofile-link")
@provider.current_resource.link_type.should eql(:symbolic)
end
it "should set the current resource's source_file to '' if the target_file doesn't exist" do
File.should_receive(:exists?).once.and_return(true)
File.should_receive(:symlink?).once.and_return(false)
@provider.load_current_resource
@provider.current_resource.source_file.should eql("")
end
it "should load the current resource if it is a hard link" do
@new_resource.stub!(:link_type).and_return(:hard)
File.should_receive(:exists?).twice.and_return(true)
cstat = mock("stats", :null_object => true)
cstat.stub!(:ino).and_return(1)
File.should_receive(:stat).with("/tmp/fofile-link").and_return(cstat)
File.should_receive(:stat).with("/tmp/fofile").and_return(cstat)
@provider.load_current_resource
@provider.current_resource.name.should eql("symlink")
@provider.current_resource.source_file.should eql("/tmp/fofile")
@provider.current_resource.target_file.should eql("/tmp/fofile-link")
@provider.current_resource.link_type.should eql(:hard)
end
it "should set the current resource's source_file to '' if the target_file doesn't exist" do
@new_resource.stub!(:link_type).and_return(:hard)
File.should_receive(:exists?).once.and_return(false)
@provider.load_current_resource
@provider.current_resource.source_file.should eql("")
end
it "should set the current resource's source_file to '' if the two files arent hardlinked" do
@new_resource.stub!(:link_type).and_return(:hard)
File.stub!(:exists?).and_return(true)
cstat = mock("stats", :null_object => true)
cstat.stub!(:ino).and_return(0)
bstat = mock("stats", :null_object => true)
bstat.stub!(:ino).and_return(1)
File.should_receive(:stat).with("/tmp/fofile-link").and_return(cstat)
File.should_receive(:stat).with("/tmp/fofile").and_return(bstat)
@provider.load_current_resource
@provider.current_resource.source_file.should eql("")
end
it "should create a new symlink on create, setting updated to true" do
load_mock_symlink_provider
@provider.current_resource.source_file("nil")
File.should_receive(:symlink).with(@new_resource.source_file, @new_resource.target_file).once.and_return(true)
@provider.new_resource.should_receive(:updated=).with(true)
@provider.action_create
end
it "should not create a new symlink on create if it already exists" do
load_mock_symlink_provider
File.should_not_receive(:symlink).with(@new_resource.source_file, @new_resource.target_file)
@provider.action_create
end
it "should create a new hard link on create, setting updated to true" do
load_mock_hardlink_provider
@provider.current_resource.source_file("nil")
File.should_receive(:link).with(@new_resource.source_file, @new_resource.target_file).once.and_return(true)
@provider.new_resource.should_receive(:updated=).with(true)
@provider.action_create
end
it "should not create a new hard link on create if it already exists" do
load_mock_symlink_provider
File.should_not_receive(:link).with(@new_resource.source_file, @new_resource.target_file)
@provider.action_create
end
it "should delete the link if it exists, and is writable with action_delete" do
load_mock_symlink_provider
File.should_receive(:exists?).once.and_return(true)
File.should_receive(:writable?).once.and_return(true)
File.should_receive(:delete).with(@new_resource.target_file).once.and_return(true)
@provider.action_delete
end
it "should raise an exception if it cannot delete the link due to bad permissions" do
load_mock_symlink_provider
File.stub!(:exists?).and_return(true)
File.stub!(:writable?).and_return(false)
lambda { @provider.action_delete }.should raise_error(RuntimeError)
end
def load_mock_symlink_provider
File.stub!(:exists?).and_return(true)
File.stub!(:symlink?).and_return(true)
File.stub!(:readlink).and_return("/tmp/fofile")
@provider.load_current_resource
end
def load_mock_hardlink_provider
@new_resource.stub!(:link_type).and_return(:hard)
File.stub!(:exists?).twice.and_return(true)
cstat = mock("stats", :null_object => true)
cstat.stub!(:ino).and_return(1)
File.stub!(:stat).with("/tmp/fofile-link").and_return(cstat)
File.stub!(:stat).with("/tmp/fofile").and_return(cstat)
@provider.load_current_resource
end
end
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