88 lines
2.4 KiB
Ruby
88 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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require_relative "../../helper"
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require "provider/adapters/mnb"
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class Provider < Sequel::Model(:providers)
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module Adapters
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describe MNB do
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before do
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VCR.insert_cassette("mnb", match_requests_on: [:method, :host])
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end
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after { VCR.eject_cassette }
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let(:adapter) { MNB.new }
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it "fetches rates with date range" do
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dataset = adapter.fetch(after: Date.new(2025, 3, 24), upto: Date.new(2025, 3, 28))
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dates = dataset.map { |r| r[:date] }.uniq
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_(dates.length).must_be(:>=, 3)
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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(2025, 3, 24), upto: Date.new(2025, 3, 28))
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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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it "fetches foreign currency as base and HUF as quote" do
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dataset = adapter.fetch(after: Date.new(2025, 3, 24), upto: Date.new(2025, 3, 28))
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eur = dataset.find { |r| r[:base] == "EUR" && r[:quote] == "HUF" }
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_(eur).wont_be_nil
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_(eur[:rate]).must_be(:>, 300)
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end
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it "parses XML with unit multiplier" do
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xml = <<~XML
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<MNBExchangeRates>
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<Day date="2025-03-24">
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<Rate unit="100" curr="JPY">253,40</Rate>
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</Day>
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</MNBExchangeRates>
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XML
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records = adapter.parse(xml)
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_(records.length).must_equal(1)
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_(records.first[:base]).must_equal("JPY")
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_(records.first[:quote]).must_equal("HUF")
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_(records.first[:rate]).must_be_close_to(2.534, 0.001)
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_(records.first[:date]).must_equal(Date.new(2025, 3, 24))
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end
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it "parses XML with unit 1" do
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xml = <<~XML
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<MNBExchangeRates>
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<Day date="2025-03-24">
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<Rate unit="1" curr="EUR">398,44</Rate>
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</Day>
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</MNBExchangeRates>
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XML
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records = adapter.parse(xml)
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_(records.first[:rate]).must_be_close_to(398.44, 0.01)
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end
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it "skips records with zero rate" do
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xml = <<~XML
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<MNBExchangeRates>
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<Day date="2025-03-24">
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<Rate unit="1" curr="EUR">0,00</Rate>
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</Day>
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</MNBExchangeRates>
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XML
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records = adapter.parse(xml)
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_(records).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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