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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Metrics::Dashboard::Transformers::Yml::V1::PrometheusMetrics do
include MetricsDashboardHelpers
describe '#execute' do
subject { described_class.new(dashboard_hash) }
context 'valid dashboard' do
let_it_be(:dashboard_hash) do
{
panel_groups: [{
panels: [
{
title: 'Panel 1 title',
y_label: 'Panel 1 y_label',
metrics: [
{
query_range: 'Panel 1 metric 1 query_range',
unit: 'Panel 1 metric 1 unit',
label: 'Panel 1 metric 1 label',
id: 'Panel 1 metric 1 id'
},
{
query: 'Panel 1 metric 2 query',
unit: 'Panel 1 metric 2 unit',
label: 'Panel 1 metric 2 label',
id: 'Panel 1 metric 2 id'
}
]
},
{
title: 'Panel 2 title',
y_label: 'Panel 2 y_label',
metrics: [{
query_range: 'Panel 2 metric 1 query_range',
unit: 'Panel 2 metric 1 unit',
label: 'Panel 2 metric 1 label',
id: 'Panel 2 metric 1 id'
}]
}
]
}]
}
end
let(:expected_metrics) do
[
{
title: 'Panel 1 title',
y_label: 'Panel 1 y_label',
query: "Panel 1 metric 1 query_range",
unit: 'Panel 1 metric 1 unit',
legend: 'Panel 1 metric 1 label',
identifier: 'Panel 1 metric 1 id',
group: 3,
common: false
},
{
title: 'Panel 1 title',
y_label: 'Panel 1 y_label',
query: 'Panel 1 metric 2 query',
unit: 'Panel 1 metric 2 unit',
legend: 'Panel 1 metric 2 label',
identifier: 'Panel 1 metric 2 id',
group: 3,
common: false
},
{
title: 'Panel 2 title',
y_label: 'Panel 2 y_label',
query: 'Panel 2 metric 1 query_range',
unit: 'Panel 2 metric 1 unit',
legend: 'Panel 2 metric 1 label',
identifier: 'Panel 2 metric 1 id',
group: 3,
common: false
}
]
end
it 'returns collection of metrics with correct attributes' do
expect(subject.execute).to match_array(expected_metrics)
end
end
context 'invalid dashboard' do
let(:dashboard_hash) { {} }
it 'raises missing attribute error' do
expect { subject.execute }.to raise_error(
::Gitlab::Metrics::Dashboard::Transformers::Errors::MissingAttribute, "Missing attribute: 'panel_groups'"
)
end
end
end
end
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