92 lines
2.4 KiB
Ruby
92 lines
2.4 KiB
Ruby
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# frozen_string_literal: true
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require_relative "../../helper"
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require "provider/adapters/bcb"
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class Provider < Sequel::Model(:providers)
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module Adapters
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describe BCB do
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let(:adapter) { BCB.new }
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before { VCR.insert_cassette("bcb") }
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after { VCR.eject_cassette }
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it "fetches rates since a date" do
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dataset = adapter.fetch(after: Date.new(2026, 3, 1), upto: Date.new(2026, 3, 7))
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_(dataset).wont_be_empty
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end
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it "fetches multiple currencies per date" do
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dataset = adapter.fetch(after: Date.new(2026, 3, 1), upto: Date.new(2026, 3, 7))
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dates = dataset.map { |r| r[:date] }.uniq
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sample = dataset.select { |r| r[:date] == dates.first }
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_(sample.size).must_be(:>, 1)
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end
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describe "parse" do
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it "parses a normal response" do
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json = {
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value: [
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{
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cotacaoCompra: 5.1995,
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cotacaoVenda: 5.2001,
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dataHoraCotacao: "2026-03-02 13:09:26.433",
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tipoBoletim: "Fechamento",
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},
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],
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}.to_json
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rates = adapter.parse(json, "USD")
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_(rates.length).must_equal(1)
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_(rates[0][:base]).must_equal("USD")
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_(rates[0][:quote]).must_equal("BRL")
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_(rates[0][:rate]).must_be_close_to(5.2001)
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end
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it "extracts the date from dataHoraCotacao" do
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json = {
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value: [
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{
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cotacaoVenda: 5.2001,
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dataHoraCotacao: "2026-03-04 13:09:26.433",
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tipoBoletim: "Fechamento",
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},
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],
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}.to_json
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rates = adapter.parse(json, "USD")
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_(rates[0][:date]).must_equal(Date.new(2026, 3, 4))
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end
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it "returns empty array for empty response" do
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json = { value: [] }.to_json
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rates = adapter.parse(json, "USD")
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_(rates).must_be_empty
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end
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it "skips records with missing cotacaoVenda" do
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json = {
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value: [
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{
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cotacaoCompra: 5.1995,
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cotacaoVenda: nil,
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dataHoraCotacao: "2026-03-02 13:09:26.433",
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tipoBoletim: "Fechamento",
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},
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],
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}.to_json
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rates = adapter.parse(json, "USD")
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_(rates).must_be_empty
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end
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end
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end
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end
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end
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