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|
# frozen_string_literal: true
require 'spec_helper'
describe PerformanceMonitoring::PrometheusPanelGroup do
let(:json_content) do
{
"group" => "Group Title",
"panels" => [{
"type" => "area-chart",
"title" => "Chart Title",
"y_label" => "Y-Axis",
"metrics" => [{
"id" => "metric_of_ages",
"unit" => "count",
"label" => "Metric of Ages",
"query_range" => "http_requests_total"
}]
}]
}
end
describe '.from_json' do
subject { described_class.from_json(json_content) }
it 'creates a PrometheusPanelGroup object' do
expect(subject).to be_a PerformanceMonitoring::PrometheusPanelGroup
expect(subject.group).to eq(json_content['group'])
expect(subject.panels).to all(be_a PerformanceMonitoring::PrometheusPanel)
end
describe 'validations' do
context 'json_content is not a hash' do
let(:json_content) { nil }
subject { described_class.from_json(json_content) }
it { expect { subject }.to raise_error(ActiveModel::ValidationError) }
end
context 'when group is missing' do
before do
json_content.delete('group')
end
subject { described_class.from_json(json_content) }
it { expect { subject }.to raise_error(ActiveModel::ValidationError) }
end
context 'when panels are missing' do
before do
json_content['panels'] = []
end
subject { described_class.from_json(json_content) }
it { expect { subject }.to raise_error(ActiveModel::ValidationError) }
end
end
end
end
|
