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require 'flipper/cloud/configuration'
require 'flipper/adapters/instrumented'
RSpec.describe Flipper::Cloud::Configuration do
let(:required_options) do
{ token: "asdf" }
end
it "can set token" do
instance = described_class.new(required_options)
expect(instance.token).to eq(required_options[:token])
end
it "can set token from ENV var" do
ENV["FLIPPER_CLOUD_TOKEN"] = "from_env"
instance = described_class.new(required_options.reject { |k, v| k == :token })
expect(instance.token).to eq("from_env")
end
it "can set instrumenter" do
instrumenter = Object.new
instance = described_class.new(required_options.merge(instrumenter: instrumenter))
expect(instance.instrumenter).to be(instrumenter)
end
it "can set read_timeout" do
instance = described_class.new(required_options.merge(read_timeout: 5))
expect(instance.read_timeout).to eq(5)
end
it "can set read_timeout from ENV var" do
ENV["FLIPPER_CLOUD_READ_TIMEOUT"] = "9"
instance = described_class.new(required_options.reject { |k, v| k == :read_timeout })
expect(instance.read_timeout).to eq(9)
end
it "can set open_timeout" do
instance = described_class.new(required_options.merge(open_timeout: 5))
expect(instance.open_timeout).to eq(5)
end
it "can set open_timeout from ENV var" do
ENV["FLIPPER_CLOUD_OPEN_TIMEOUT"] = "9"
instance = described_class.new(required_options.reject { |k, v| k == :open_timeout })
expect(instance.open_timeout).to eq(9)
end
it "can set write_timeout" do
instance = described_class.new(required_options.merge(write_timeout: 5))
expect(instance.write_timeout).to eq(5)
end
it "can set write_timeout from ENV var" do
ENV["FLIPPER_CLOUD_WRITE_TIMEOUT"] = "9"
instance = described_class.new(required_options.reject { |k, v| k == :write_timeout })
expect(instance.write_timeout).to eq(9)
end
it "can set sync_interval" do
instance = described_class.new(required_options.merge(sync_interval: 1))
expect(instance.sync_interval).to eq(1)
end
it "can set sync_interval from ENV var" do
ENV["FLIPPER_CLOUD_SYNC_INTERVAL"] = "5"
instance = described_class.new(required_options.reject { |k, v| k == :sync_interval })
expect(instance.sync_interval).to eq(5)
end
it "passes sync_interval into sync adapter" do
# The initial sync of http to local invokes this web request.
stub_request(:get, /flippercloud\.io/).to_return(status: 200, body: "{}")
instance = described_class.new(required_options.merge(sync_interval: 1))
poller = instance.send(:poller)
expect(poller.interval).to eq(1)
end
it "can set debug_output" do
instance = described_class.new(required_options.merge(debug_output: STDOUT))
expect(instance.debug_output).to eq(STDOUT)
end
it "defaults adapter block" do
# The initial sync of http to local invokes this web request.
stub_request(:get, /flippercloud\.io/).to_return(status: 200, body: "{}")
instance = described_class.new(required_options)
expect(instance.adapter).to be_instance_of(Flipper::Adapters::Poll)
end
it "can override adapter block" do
# The initial sync of http to local invokes this web request.
stub_request(:get, /flippercloud\.io/).to_return(status: 200, body: "{}")
instance = described_class.new(required_options)
instance.adapter do |adapter|
Flipper::Adapters::Instrumented.new(adapter)
end
expect(instance.adapter).to be_instance_of(Flipper::Adapters::Instrumented)
end
it "defaults url" do
instance = described_class.new(required_options.reject { |k, v| k == :url })
expect(instance.url).to eq("https://www.flippercloud.io/adapter")
end
it "can override url using options" do
options = required_options.merge(url: "http://localhost:5000/adapter")
instance = described_class.new(options)
expect(instance.url).to eq("http://localhost:5000/adapter")
instance = described_class.new(required_options)
instance.url = "http://localhost:5000/adapter"
expect(instance.url).to eq("http://localhost:5000/adapter")
end
it "can override URL using ENV var" do
ENV["FLIPPER_CLOUD_URL"] = "https://example.com"
instance = described_class.new(required_options.reject { |k, v| k == :url })
expect(instance.url).to eq("https://example.com")
end
it "defaults sync_method to :poll" do
instance = described_class.new(required_options)
expect(instance.sync_method).to eq(:poll)
end
it "sets sync_method to :webhook if sync_secret provided" do
instance = described_class.new(required_options.merge({
sync_secret: "secret",
}))
expect(instance.sync_method).to eq(:webhook)
expect(instance.adapter).to be_instance_of(Flipper::Adapters::DualWrite)
end
it "sets sync_method to :webhook if FLIPPER_CLOUD_SYNC_SECRET set" do
ENV["FLIPPER_CLOUD_SYNC_SECRET"] = "abc"
instance = described_class.new(required_options)
expect(instance.sync_method).to eq(:webhook)
expect(instance.adapter).to be_instance_of(Flipper::Adapters::DualWrite)
end
it "can set sync_secret" do
instance = described_class.new(required_options.merge(sync_secret: "from_config"))
expect(instance.sync_secret).to eq("from_config")
end
it "can override sync_secret using ENV var" do
ENV["FLIPPER_CLOUD_SYNC_SECRET"] = "from_env"
instance = described_class.new(required_options.reject { |k, v| k == :sync_secret })
expect(instance.sync_secret).to eq("from_env")
end
it "can sync with cloud" do
body = JSON.generate({
"features": [
{
"key": "search",
"state": "on",
"gates": [
{
"key": "boolean",
"name": "boolean",
"value": true
},
{
"key": "groups",
"name": "group",
"value": []
},
{
"key": "actors",
"name": "actor",
"value": []
},
{
"key": "percentage_of_actors",
"name": "percentage_of_actors",
"value": 0
},
{
"key": "percentage_of_time",
"name": "percentage_of_time",
"value": 0
}
]
},
{
"key": "history",
"state": "off",
"gates": [
{
"key": "boolean",
"name": "boolean",
"value": false
},
{
"key": "groups",
"name": "group",
"value": []
},
{
"key": "actors",
"name": "actor",
"value": []
},
{
"key": "percentage_of_actors",
"name": "percentage_of_actors",
"value": 0
},
{
"key": "percentage_of_time",
"name": "percentage_of_time",
"value": 0
}
]
}
]
})
stub = stub_request(:get, "https://www.flippercloud.io/adapter/features").
with({
headers: {
'Flipper-Cloud-Token'=>'asdf',
},
}).to_return(status: 200, body: body, headers: {})
instance = described_class.new(required_options)
instance.sync
# Check that remote was fetched.
expect(stub).to have_been_requested
# Check that local adapter really did sync.
local_adapter = instance.local_adapter
all = local_adapter.get_all
expect(all.keys).to eq(["search", "history"])
expect(all["search"][:boolean]).to eq("true")
expect(all["history"][:boolean]).to eq(nil)
end
it "can setup brow to report events to cloud" do
# skip logging brow
Brow.logger = Logger.new(File::NULL)
brow = described_class.new(required_options).brow
stub = stub_request(:post, "https://www.flippercloud.io/adapter/events")
.with { |request|
data = JSON.parse(request.body)
data.keys == ["uuid", "messages"] && data["messages"] == [{"n" => 1}]
}
.to_return(status: 201, body: "{}", headers: {})
brow.push({"n" => 1})
brow.worker.stop
expect(stub).to have_been_requested.times(1)
end
end
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