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Diffstat (limited to 'spec/unit/resource/resource_notification_spec.rb')
-rw-r--r-- | spec/unit/resource/resource_notification_spec.rb | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/spec/unit/resource/resource_notification_spec.rb b/spec/unit/resource/resource_notification_spec.rb new file mode 100644 index 0000000000..7f6b124d4d --- /dev/null +++ b/spec/unit/resource/resource_notification_spec.rb @@ -0,0 +1,170 @@ +# +# Author:: Tyler Ball (<tball@chef.io>) +# Copyright:: Copyright (c) 2014 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' +require 'chef/resource/resource_notification' + +describe Chef::Resource::Notification do + before do + @notification = Chef::Resource::Notification.new(:service_apache, :restart, :template_httpd_conf) + end + + it "has a resource to be notified" do + expect(@notification.resource).to eq(:service_apache) + end + + it "has an action to take on the service" do + expect(@notification.action).to eq(:restart) + end + + it "has a notifying resource" do + expect(@notification.notifying_resource).to eq(:template_httpd_conf) + end + + it "is a duplicate of another notification with the same target resource and action" do + other = Chef::Resource::Notification.new(:service_apache, :restart, :sync_web_app_code) + expect(@notification.duplicates?(other)).to be_truthy + end + + it "is not a duplicate of another notification if the actions differ" do + other = Chef::Resource::Notification.new(:service_apache, :enable, :install_apache) + expect(@notification.duplicates?(other)).to be_falsey + end + + it "is not a duplicate of another notification if the target resources differ" do + other = Chef::Resource::Notification.new(:service_sshd, :restart, :template_httpd_conf) + expect(@notification.duplicates?(other)).to be_falsey + end + + it "raises an ArgumentError if you try to check a non-ducktype object for duplication" do + expect {@notification.duplicates?(:not_a_notification)}.to raise_error(ArgumentError) + end + + it "takes no action to resolve a resource reference that doesn't need to be resolved" do + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @notification.resource = @keyboard_cat + @long_cat = Chef::Resource::Cat.new("long_cat") + @notification.notifying_resource = @long_cat + @resource_collection = Chef::ResourceCollection.new + # would raise an error since the resource is not in the collection + @notification.resolve_resource_reference(@resource_collection) + expect(@notification.resource).to eq(@keyboard_cat) + end + + it "resolves a lazy reference to a resource" do + @notification.resource = {:cat => "keyboard_cat"} + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @keyboard_cat + @long_cat = Chef::Resource::Cat.new("long_cat") + @notification.notifying_resource = @long_cat + @notification.resolve_resource_reference(@resource_collection) + expect(@notification.resource).to eq(@keyboard_cat) + end + + it "resolves a lazy reference to its notifying resource" do + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @notification.resource = @keyboard_cat + @notification.notifying_resource = {:cat => "long_cat"} + @long_cat = Chef::Resource::Cat.new("long_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @long_cat + @notification.resolve_resource_reference(@resource_collection) + expect(@notification.notifying_resource).to eq(@long_cat) + end + + it "resolves lazy references to both its resource and its notifying resource" do + @notification.resource = {:cat => "keyboard_cat"} + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @keyboard_cat + @notification.notifying_resource = {:cat => "long_cat"} + @long_cat = Chef::Resource::Cat.new("long_cat") + @resource_collection << @long_cat + @notification.resolve_resource_reference(@resource_collection) + expect(@notification.resource).to eq(@keyboard_cat) + expect(@notification.notifying_resource).to eq(@long_cat) + end + + it "raises a RuntimeError if you try to reference multiple resources" do + @notification.resource = {:cat => ["keyboard_cat", "cheez_cat"]} + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @cheez_cat = Chef::Resource::Cat.new("cheez_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @keyboard_cat + @resource_collection << @cheez_cat + @long_cat = Chef::Resource::Cat.new("long_cat") + @notification.notifying_resource = @long_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(RuntimeError) + end + + it "raises a RuntimeError if you try to reference multiple notifying resources" do + @notification.notifying_resource = {:cat => ["long_cat", "cheez_cat"]} + @long_cat = Chef::Resource::Cat.new("long_cat") + @cheez_cat = Chef::Resource::Cat.new("cheez_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @long_cat + @resource_collection << @cheez_cat + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @notification.resource = @keyboard_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(RuntimeError) + end + + it "raises a RuntimeError if it can't find a resource in the resource collection when resolving a lazy reference" do + @notification.resource = {:cat => "keyboard_cat"} + @cheez_cat = Chef::Resource::Cat.new("cheez_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @cheez_cat + @long_cat = Chef::Resource::Cat.new("long_cat") + @notification.notifying_resource = @long_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(RuntimeError) + end + + it "raises a RuntimeError if it can't find a notifying resource in the resource collection when resolving a lazy reference" do + @notification.notifying_resource = {:cat => "long_cat"} + @cheez_cat = Chef::Resource::Cat.new("cheez_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @cheez_cat + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @notification.resource = @keyboard_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(RuntimeError) + end + + it "raises an ArgumentError if improper syntax is used in the lazy reference to its resource" do + @notification.resource = "cat => keyboard_cat" + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @keyboard_cat + @long_cat = Chef::Resource::Cat.new("long_cat") + @notification.notifying_resource = @long_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(ArgumentError) + end + + it "raises an ArgumentError if improper syntax is used in the lazy reference to its notifying resource" do + @notification.notifying_resource = "cat => long_cat" + @long_cat = Chef::Resource::Cat.new("long_cat") + @resource_collection = Chef::ResourceCollection.new + @resource_collection << @long_cat + @keyboard_cat = Chef::Resource::Cat.new("keyboard_cat") + @notification.resource = @keyboard_cat + expect {@notification.resolve_resource_reference(@resource_collection)}.to raise_error(ArgumentError) + end + + # Create test to resolve lazy references to both notifying resource and dest. resource + # Create tests to check proper error raising + +end 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