128 lines
3.5 KiB
Ruby
128 lines
3.5 KiB
Ruby
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# frozen_string_literal: true
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require_relative "../../helper"
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require "provider/adapters/nbk"
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class Provider < Sequel::Model(:providers)
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module Adapters
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describe NBK do
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before do
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VCR.insert_cassette("nbk", match_requests_on: [:method, :host])
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end
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after { VCR.eject_cassette }
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let(:adapter) { NBK.new }
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it "fetches rates with date range" do
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dataset = adapter.fetch(after: Date.new(2026, 4, 1), upto: Date.new(2026, 4, 3))
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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, 4, 1), upto: Date.new(2026, 4, 3))
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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 "parses XML correctly" do
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xml = <<~XML
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<?xml version="1.0" encoding="UTF-8"?>
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<rates>
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<date>01.04.2026</date>
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<item>
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<fullname>ДОЛЛАР США</fullname>
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<title>USD</title>
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<description>460.37</description>
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<quant>1</quant>
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<index>DOWN</index>
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<change>-5.96</change>
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</item>
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</rates>
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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("USD")
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_(records.first[:quote]).must_equal("KZT")
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_(records.first[:rate]).must_be_close_to(460.37, 0.01)
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_(records.first[:date]).must_equal(Date.new(2026, 4, 1))
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end
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it "normalizes rate by quantity" do
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xml = <<~XML
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<?xml version="1.0" encoding="UTF-8"?>
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<rates>
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<date>01.04.2026</date>
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<item>
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<fullname>ВОНА ЮЖНО-КОРЕЙСКАЯ</fullname>
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<title>KRW</title>
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<description>30.69</description>
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<quant>100</quant>
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<index>DOWN</index>
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<change>-0.32</change>
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</item>
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</rates>
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XML
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records = adapter.parse(xml)
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_(records.first[:rate]).must_be_close_to(0.3069, 0.0001)
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end
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it "skips zero rates" do
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xml = <<~XML
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<?xml version="1.0" encoding="UTF-8"?>
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<rates>
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<date>01.04.2026</date>
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<item>
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<fullname>ДОЛЛАР США</fullname>
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<title>USD</title>
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<description>0.0</description>
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<quant>1</quant>
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<index>DOWN</index>
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<change>0</change>
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</item>
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</rates>
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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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it "skips invalid currency codes" do
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xml = <<~XML
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<?xml version="1.0" encoding="UTF-8"?>
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<rates>
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<date>01.04.2026</date>
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<item>
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<fullname>Invalid</fullname>
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<title>XX</title>
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<description>1.5</description>
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<quant>1</quant>
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<index>DOWN</index>
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<change>0</change>
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</item>
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</rates>
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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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it "handles empty response" do
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xml = <<~XML
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<?xml version="1.0" encoding="UTF-8"?>
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<rates>
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</rates>
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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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