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https://github.com/maybe-finance/maybe.git
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453a54e5e6
* User tickers as primary lookup symbol instead of isin * Add security price provider * Fetch security prices in bulk to improve sync performance * Fetch prices in bulk, better mocking for tests
98 lines
3.5 KiB
Ruby
98 lines
3.5 KiB
Ruby
require "test_helper"
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require "ostruct"
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class Security::PriceTest < ActiveSupport::TestCase
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setup do
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@provider = mock
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Security::Price.stubs(:security_prices_provider).returns(@provider)
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end
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test "security price provider nil if no api key provided" do
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Security::Price.unstub(:security_prices_provider)
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with_env_overrides SYNTH_API_KEY: nil do
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assert_not Security::Price.security_prices_provider
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end
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end
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test "finds single security price in DB" do
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@provider.expects(:fetch_security_prices).never
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price = security_prices(:one)
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assert_equal price, Security::Price.find_price(ticker: price.ticker, date: price.date)
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end
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test "caches prices to DB" do
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expected_price = 314.34
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@provider.expects(:fetch_security_prices)
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.once
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.returns(
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OpenStruct.new(
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success?: true,
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prices: [ { date: Date.current, price: expected_price } ]
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)
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)
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fetched_rate = Security::Price.find_price(ticker: "NVDA", date: Date.current, cache: true)
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refetched_rate = Security::Price.find_price(ticker: "NVDA", date: Date.current, cache: true)
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assert_equal expected_price, fetched_rate.price
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assert_equal expected_price, refetched_rate.price
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end
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test "returns nil if no price found in DB or from provider" do
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@provider.expects(:fetch_security_prices)
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.with(ticker: "NVDA", start_date: Date.current, end_date: Date.current)
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.once
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.returns(OpenStruct.new(success?: false))
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assert_not Security::Price.find_price(ticker: "NVDA", date: Date.current)
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end
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test "returns nil if price not found in DB and provider disabled" do
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Security::Price.unstub(:security_prices_provider)
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with_env_overrides SYNTH_API_KEY: nil do
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assert_not Security::Price.find_price(ticker: "NVDA", date: Date.current)
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end
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end
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test "fetches multiple dates at once" do
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@provider.expects(:fetch_security_prices).never
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price1 = security_prices(:one) # AAPL today
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price2 = security_prices(:two) # AAPL yesterday
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fetched_prices = Security::Price.find_prices(start_date: 1.day.ago.to_date, end_date: Date.current, ticker: "AAPL").sort_by(&:date)
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assert_equal price1, fetched_prices[1]
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assert_equal price2, fetched_prices[0]
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end
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test "caches multiple prices to DB" do
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missing_price = 213.21
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@provider.expects(:fetch_security_prices)
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.with(ticker: "AAPL", start_date: 2.days.ago.to_date, end_date: 2.days.ago.to_date)
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.returns(OpenStruct.new(success?: true, prices: [ { date: 2.days.ago.to_date, price: missing_price } ]))
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.once
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price1 = security_prices(:one) # AAPL today
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price2 = security_prices(:two) # AAPL yesterday
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fetched_prices = Security::Price.find_prices(ticker: "AAPL", start_date: 2.days.ago.to_date, end_date: Date.current, cache: true)
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refetched_prices = Security::Price.find_prices(ticker: "AAPL", start_date: 2.days.ago.to_date, end_date: Date.current, cache: true)
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assert_equal [ missing_price, price2.price, price1.price ], fetched_prices.sort_by(&:date).map(&:price)
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assert_equal [ missing_price, price2.price, price1.price ], refetched_prices.sort_by(&:date).map(&:price)
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end
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test "returns empty array if no prices found in DB or from provider" do
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Security::Price.unstub(:security_prices_provider)
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with_env_overrides SYNTH_API_KEY: nil do
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assert_equal [], Security::Price.find_prices(ticker: "NVDA", start_date: 10.days.ago.to_date, end_date: Date.current)
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end
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end
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end
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