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require "spec_helper"
require "train"
require "train-rest"
class RestResourceByQuery < Chef::Resource::RestResource
provides :rest_resource_by_query
property :address, String, required: true
property :prefix, Integer, required: true
property :gateway, String
rest_api_collection "/api/v1/addresses"
rest_api_document "/api/v1/address/?ip={address}"
rest_property_map({
address: "address",
prefix: "prefix",
gateway: "gateway",
})
end
class RestProviderByQuery < Chef::Provider::RestResource
provides :rest_resource_by_query
end
class RestResourceByPath < RestResourceByQuery
provides :rest_resource_by_path
rest_api_document "/api/v1/address/{address}"
end
class RestProviderByQuery < Chef::Provider::RestResource
provides :rest_resource_by_path
end
describe "rest_resource using query-based addressing" do
let(:train) {
Train.create(
"rest", {
endpoint: "https://api.example.com/api/v1/",
debug_rest: true,
logger: Chef::Log,
}
).connection
}
let(:run_context) do
cookbook_collection = Chef::CookbookCollection.new([])
node = Chef::Node.new
node.name "node1"
events = Chef::EventDispatch::Dispatcher.new
Chef::RunContext.new(node, cookbook_collection, events)
end
let(:resource) do
RestResourceByQuery.new("set_address", run_context).tap do |resource|
resource.address = "192.0.2.1"
resource.prefix = 24
resource.action :configure
end
end
let(:provider) do
Chef::Provider::RestResource.new(resource, run_context).tap do |provider|
provider.current_resource = resource # for some stubby tests that don't call LCR
allow(provider).to receive(:api_connection).and_return(train)
end
end
before(:each) do
allow(Chef::Provider::RestResource).to receive(:new).and_return(provider)
end
it "should include :configure action" do
expect(provider).to respond_to(:action_configure)
end
it "should include :delete action" do
expect(provider).to respond_to(:action_delete)
end
it "should include :nothing action" do
expect(provider).to respond_to(:action_nothing)
end
describe "#rest_postprocess" do
before do
provider.singleton_class.send(:public, :rest_postprocess)
end
it "should have a default rest_postprocess implementation" do
expect(provider).to respond_to(:rest_postprocess)
end
it "should have a non-mutating rest_postprocess implementation" do
response = "{ data: nil }"
expect(provider.rest_postprocess(response.dup)).to eq(response)
end
end
describe "#rest_errorhandler" do
before do
provider.singleton_class.send(:public, :rest_errorhandler)
end
it "should have a default rest_errorhandler implementation" do
expect(provider).to respond_to(:rest_errorhandler)
end
it "should have a non-mutating rest_errorhandler implementation" do
error_obj = StandardError.new
expect(provider.rest_errorhandler(error_obj.dup)).to eq(error_obj)
end
end
describe "#required_properties" do
before do
provider.singleton_class.send(:public, :required_properties)
end
it "should include required properties only" do
expect(provider.required_properties).to contain_exactly(:address, :prefix)
end
end
describe "#property_map" do
before do
provider.singleton_class.send(:public, :property_map)
end
it "should map resource properties to values properly" do
expect(provider.property_map).to eq({
address: "192.0.2.1",
prefix: 24,
gateway: nil,
name: "set_address",
})
end
end
describe "#rest_url_collection" do
before do
provider.singleton_class.send(:public, :rest_url_collection)
end
it "should return collection URLs properly" do
expect(provider.rest_url_collection).to eq("/api/v1/addresses")
end
end
describe "#rest_url_document" do
before do
provider.singleton_class.send(:public, :rest_url_document)
end
it "should apply URI templates to document URLs using query syntax properly" do
expect(provider.rest_url_document).to eq("/api/v1/address/?ip=192.0.2.1")
end
end
# TODO: Test with path-style URLs
describe "#rest_identity_implicit" do
before do
provider.singleton_class.send(:public, :rest_identity_implicit)
end
it "should return implicit identity properties properly" do
expect(provider.rest_identity_implicit).to eq({ "ip" => :address })
end
end
describe "#rest_identity_values" do
before do
provider.singleton_class.send(:public, :rest_identity_values)
end
it "should return implicit identity properties and values properly" do
expect(provider.rest_identity_values).to eq({ "ip" => "192.0.2.1" })
end
end
# TODO: changed_value
# TODO: load_current_value
# this might be a functional test, but it runs on any O/S so I leave it here
describe "when managing a resource" do
before { WebMock.disable_net_connect! }
let(:addresses_exists) { JSON.generate([{ "address": "192.0.2.1" }]) }
let(:addresses_other) { JSON.generate([{ "address": "172.16.32.85" }]) }
let(:address_exists) { JSON.generate({ "address": "192.0.2.1", "prefix": 24, "gateway": "192.0.2.1" }) }
let(:prefix_wrong) { JSON.generate({ "address": "192.0.2.1", "prefix": 25, "gateway": "192.0.2.1" }) }
it "should be idempotent" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_exists, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: address_exists, headers: { "Content-Type" => "application/json" })
resource.run_action(:configure)
expect(resource.updated_by_last_action?).to be false
end
it "should PATCH if a property is incorrect" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_exists, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: prefix_wrong, headers: { "Content-Type" => "application/json" })
stub_request(:patch, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.with(
body: "{\"address\":\"192.0.2.1\",\"prefix\":25}",
headers: {
"Accept" => "application/json",
"Content-Type" => "application/json",
}
)
.to_return(status: 200, body: address_exists, headers: { "Content-Type" => "application/json" })
resource.run_action(:configure)
expect(resource.updated_by_last_action?).to be true
end
it "should POST if there's no resources at all" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: "[]", headers: { "Content-Type" => "application/json" })
stub_request(:post, "https://api.example.com/api/v1/addresses")
.with(
body: "{\"address\":\"192.0.2.1\",\"prefix\":24,\"ip\":\"192.0.2.1\"}"
)
.to_return(status: 200, body: address_exists, headers: { "Content-Type" => "application/json" })
resource.run_action(:configure)
expect(resource.updated_by_last_action?).to be true
end
it "should POST if the specific resource does not exist" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_other, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 404, body: "", headers: {})
stub_request(:post, "https://api.example.com/api/v1/addresses")
.with(
body: "{\"address\":\"192.0.2.1\",\"prefix\":24,\"ip\":\"192.0.2.1\"}"
)
.to_return(status: 200, body: address_exists, headers: { "Content-Type" => "application/json" })
resource.run_action(:configure)
expect(resource.updated_by_last_action?).to be true
end
it "should be idempotent if the resouces needs deleting and there are no resources at all" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: "[]", headers: { "Content-Type" => "application/json" })
resource.run_action(:delete)
expect(resource.updated_by_last_action?).to be false
end
it "should be idempotent if the resource doesn't exist" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_other, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 404, body: "", headers: {})
resource.run_action(:delete)
expect(resource.updated_by_last_action?).to be false
end
it "should DELETE the resource if it exists and matches" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_exists, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: address_exists, headers: { "Content-Type" => "application/json" })
stub_request(:delete, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: "", headers: {})
resource.run_action(:delete)
expect(resource.updated_by_last_action?).to be true
end
it "should DELETE the resource if it exists and doesn't match" do
stub_request(:get, "https://api.example.com/api/v1/addresses")
.to_return(status: 200, body: addresses_exists, headers: { "Content-Type" => "application/json" })
stub_request(:get, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: prefix_wrong, headers: { "Content-Type" => "application/json" })
stub_request(:delete, "https://api.example.com/api/v1/address/?ip=192.0.2.1")
.to_return(status: 200, body: "", headers: {})
resource.run_action(:delete)
expect(resource.updated_by_last_action?).to be true
end
end
end
describe "rest_resource using path-based addressing" do
let(:train) {
Train.create(
"rest", {
endpoint: "https://api.example.com/api/v1/",
debug_rest: true,
logger: Chef::Log,
}
).connection
}
let(:run_context) do
cookbook_collection = Chef::CookbookCollection.new([])
node = Chef::Node.new
node.name "node1"
events = Chef::EventDispatch::Dispatcher.new
Chef::RunContext.new(node, cookbook_collection, events)
end
let(:resource) do
RestResourceByPath.new("set_address", run_context).tap do |resource|
resource.address = "192.0.2.1"
resource.prefix = 24
resource.action :configure
end
end
let(:provider) do
RestProviderByQuery.new(resource, run_context).tap do |provider|
provider.current_resource = resource # for some stubby tests that don't call LCR
allow(provider).to receive(:api_connection).and_return(train)
end
end
before(:each) do
allow(Chef::Provider::RestResource).to receive(:new).and_return(provider)
end
describe "#rest_url_document" do
before do
provider.singleton_class.send(:public, :rest_url_document)
end
it "should apply URI templates to document URLs using path syntax properly" do
expect(provider.rest_url_document).to eq("/api/v1/address/192.0.2.1")
end
end
describe "#rest_identity_implicit" do
before do
provider.singleton_class.send(:public, :rest_identity_implicit)
end
it "should return implicit identity properties properly" do
expect(provider.rest_identity_implicit).to eq({ "address" => :address })
end
end
describe "#rest_identity_values" do
before do
provider.singleton_class.send(:public, :rest_identity_values)
end
it "should return implicit identity properties and values properly" do
expect(provider.rest_identity_values).to eq({ "address" => "192.0.2.1" })
end
end
end
|