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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Usage::Metrics::Instrumentations::NumbersMetric do
subject do
described_class.tap do |metric_class|
metric_class.operation :add
metric_class.data do |time_frame|
[
Gitlab::Usage::Metrics::Instrumentations::CountIssuesMetric.new(time_frame: time_frame).value,
Gitlab::Usage::Metrics::Instrumentations::CountBoardsMetric.new(time_frame: time_frame).value
]
end
end.new(time_frame: 'all')
end
describe '#value' do
let_it_be(:issue_1) { create(:issue) }
let_it_be(:issue_2) { create(:issue) }
let_it_be(:issue_3) { create(:issue) }
let_it_be(:issues) { Issue.all }
let_it_be(:board_1) { create(:board) }
let_it_be(:boards) { Board.all }
before do
allow(Issue.connection).to receive(:transaction_open?).and_return(false)
end
it 'calculates a correct result' do
expect(subject.value).to eq(4)
end
context 'with availability defined' do
subject do
described_class.tap do |metric_class|
metric_class.operation :add
metric_class.data { [1] }
metric_class.available? { false }
end.new(time_frame: 'all')
end
it 'responds to #available? properly' do
expect(subject.available?).to eq(false)
end
end
context 'with availability not defined' do
subject do
Class.new(described_class) do
operation :add
data { [] }
end.new(time_frame: 'all')
end
it 'responds to #available? properly' do
expect(subject.available?).to eq(true)
end
end
end
context 'with unimplemented operation method used' do
subject do
described_class.tap do |metric_class|
metric_class.operation :invalid_operation
metric_class.data { [] }
end.new(time_frame: 'all')
end
it 'raises an error' do
expect { subject }.to raise_error(described_class::UnimplementedOperationError)
end
end
end
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