Sha256: 60e59d244daf0f18f8747191dc31ac1ae70138d90435bab0f6c37e2d4a0d2afc
Contents?: true
Size: 1 KB
Versions: 17
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Contents
# encoding: utf-8
require "logstash/instrument/metric_type/counter"
require "spec_helper"
describe LogStash::Instrument::MetricType::Counter do
let(:namespaces) { [:root, :pipelines, :pipeline_01] }
let(:key) { :mykey }
subject { LogStash::Instrument::MetricType::Counter.new(namespaces, key) }
describe "#increment" do
it "increment the counter" do
expect{ subject.increment }.to change { subject.value }.by(1)
end
end
describe "#decrement" do
it "decrement the counter" do
expect{ subject.decrement }.to change { subject.value }.by(-1)
end
end
context "When serializing to JSON" do
it "serializes the value" do
expect(LogStash::Json.dump(subject)).to eq("0")
end
end
context "When creating a hash " do
it "creates the hash from all the values" do
metric_hash = {
"key" => key,
"namespaces" => namespaces,
"value" => 0,
"type" => "counter"
}
expect(subject.to_hash).to match(metric_hash)
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems