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455c74dcfa
* feat: add Binance support (Items, Accounts, Importers, Processor, and Sync) * refactor: deduplicate 'stablecoins' constant and push stale_rate filter to SQL --------- Signed-off-by: Juan José Mata <juanjo.mata@gmail.com> Co-authored-by: Juan José Mata <juanjo.mata@gmail.com>
90 lines
2.7 KiB
Ruby
90 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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require "test_helper"
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class BinanceAccount::ProcessorTest < ActiveSupport::TestCase
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setup do
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@family = families(:dylan_family)
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@family.update!(currency: "EUR")
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@item = BinanceItem.create!(
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family: @family, name: "Binance", api_key: "k", api_secret: "s"
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)
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@ba = @item.binance_accounts.create!(
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name: "Binance", account_type: "combined", currency: "USD", current_balance: 1000
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)
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@account = Account.create!(
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family: @family,
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name: "Binance",
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balance: 0,
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currency: "EUR",
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accountable: Crypto.create!(subtype: "exchange")
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)
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AccountProvider.create!(account: @account, provider: @ba)
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BinanceAccount::HoldingsProcessor.any_instance.stubs(:process).returns(nil)
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@ba.stubs(:binance_item).returns(
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stub(binance_provider: nil, family: @family)
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)
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end
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test "converts USD balance to family currency when exact rate exists" do
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ExchangeRate.create!(from_currency: "USD", to_currency: "EUR",
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date: Date.current, rate: 0.92)
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BinanceAccount::Processor.new(@ba).process
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@account.reload
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@ba.reload
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assert_equal "EUR", @account.currency
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assert_in_delta 920.0, @account.balance, 0.01
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assert_equal false, @ba.extra.dig("binance", "stale_rate")
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end
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test "uses nearest rate and sets stale flag when exact rate missing" do
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ExchangeRate.create!(from_currency: "USD", to_currency: "EUR",
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date: Date.current - 3, rate: 0.90)
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BinanceAccount::Processor.new(@ba).process
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@account.reload
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@ba.reload
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assert_equal "EUR", @account.currency
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assert_in_delta 900.0, @account.balance, 0.01
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assert_equal true, @ba.extra.dig("binance", "stale_rate")
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end
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test "falls back to USD amount and sets stale flag when no rate available" do
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ExchangeRate.expects(:find_or_fetch_rate).returns(nil)
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BinanceAccount::Processor.new(@ba).process
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@account.reload
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@ba.reload
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assert_in_delta 1000.0, @account.balance, 0.01
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assert_equal true, @ba.extra.dig("binance", "stale_rate")
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end
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test "clears stale flag on subsequent sync when exact rate found" do
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@ba.update!(extra: { "binance" => { "stale_rate" => true } })
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ExchangeRate.create!(from_currency: "USD", to_currency: "EUR",
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date: Date.current, rate: 0.92)
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BinanceAccount::Processor.new(@ba).process
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@account.reload
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@ba.reload
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assert_equal false, @ba.extra.dig("binance", "stale_rate")
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end
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test "does not convert when family uses USD" do
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@family.update!(currency: "USD")
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BinanceAccount::Processor.new(@ba).process
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@account.reload
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assert_equal "USD", @account.currency
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assert_in_delta 1000.0, @account.balance, 0.01
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end
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end
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