177 lines
4.9 KiB
Go
177 lines
4.9 KiB
Go
// +build unittest
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package fiat
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"os"
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"testing"
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"time"
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"github.com/golang/glog"
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"github.com/martinboehm/btcutil/chaincfg"
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"spacecruft.org/spacecruft/blockbook/bchain"
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"spacecruft.org/spacecruft/blockbook/bchain/coins/btc"
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"spacecruft.org/spacecruft/blockbook/common"
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"spacecruft.org/spacecruft/blockbook/db"
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)
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func TestMain(m *testing.M) {
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// set the current directory to blockbook root so that ./static/ works
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if err := os.Chdir(".."); err != nil {
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glog.Fatal("Chdir error:", err)
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}
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c := m.Run()
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chaincfg.ResetParams()
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os.Exit(c)
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}
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func setupRocksDB(t *testing.T, parser bchain.BlockChainParser) (*db.RocksDB, *common.InternalState, string) {
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tmp, err := ioutil.TempDir("", "testdb")
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if err != nil {
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t.Fatal(err)
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}
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d, err := db.NewRocksDB(tmp, 100000, -1, parser, nil)
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if err != nil {
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t.Fatal(err)
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}
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is, err := d.LoadInternalState("fakecoin")
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if err != nil {
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t.Fatal(err)
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}
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d.SetInternalState(is)
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return d, is, tmp
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}
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func closeAndDestroyRocksDB(t *testing.T, db *db.RocksDB, dbpath string) {
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// destroy db
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if err := db.Close(); err != nil {
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t.Fatal(err)
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}
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os.RemoveAll(dbpath)
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}
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type testBitcoinParser struct {
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*btc.BitcoinParser
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}
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func bitcoinTestnetParser() *btc.BitcoinParser {
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return btc.NewBitcoinParser(
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btc.GetChainParams("test"),
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&btc.Configuration{BlockAddressesToKeep: 1})
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}
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// getFiatRatesMockData reads a stub JSON response from a file and returns its content as string
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func getFiatRatesMockData(dateParam string) (string, error) {
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var filename string
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if dateParam == "current" {
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filename = "fiat/mock_data/current.json"
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} else {
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filename = "fiat/mock_data/" + dateParam + ".json"
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}
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mockFile, err := os.Open(filename)
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if err != nil {
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glog.Errorf("Cannot open file %v", filename)
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return "", err
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}
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b, err := ioutil.ReadAll(mockFile)
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if err != nil {
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glog.Errorf("Cannot read file %v", filename)
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return "", err
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}
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return string(b), nil
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}
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func TestFiatRates(t *testing.T) {
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d, _, tmp := setupRocksDB(t, &testBitcoinParser{
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BitcoinParser: bitcoinTestnetParser(),
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})
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defer closeAndDestroyRocksDB(t, d, tmp)
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mockServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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var err error
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var mockData string
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if r.URL.Path == "/ping" {
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w.WriteHeader(200)
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} else if r.URL.Path == "/coins/bitcoin/history" {
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date := r.URL.Query()["date"][0]
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mockData, err = getFiatRatesMockData(date) // get stub rates by date
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} else if r.URL.Path == "/coins/bitcoin" {
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mockData, err = getFiatRatesMockData("current") // get "latest" stub rates
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} else {
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t.Errorf("Unknown URL path: %v", r.URL.Path)
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}
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if err != nil {
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t.Errorf("Error loading stub data: %v", err)
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}
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fmt.Fprintln(w, mockData)
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}))
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defer mockServer.Close()
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// real CoinGecko API
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//configJSON := `{"fiat_rates": "coingecko", "fiat_rates_params": "{\"url\": \"https://api.coingecko.com/api/v3\", \"coin\": \"bitcoin\", \"periodSeconds\": 60}"}`
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// mocked CoinGecko API
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configJSON := `{"fiat_rates": "coingecko", "fiat_rates_params": "{\"url\": \"` + mockServer.URL + `\", \"coin\": \"bitcoin\", \"periodSeconds\": 60}"}`
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type fiatRatesConfig struct {
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FiatRates string `json:"fiat_rates"`
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FiatRatesParams string `json:"fiat_rates_params"`
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}
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var config fiatRatesConfig
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err := json.Unmarshal([]byte(configJSON), &config)
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if err != nil {
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t.Errorf("Error parsing config: %v", err)
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}
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if config.FiatRates == "" || config.FiatRatesParams == "" {
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t.Errorf("Error parsing FiatRates config - empty parameter")
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return
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}
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testStartTime := time.Date(2019, 11, 22, 16, 0, 0, 0, time.UTC)
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fiatRates, err := NewFiatRatesDownloader(d, config.FiatRates, config.FiatRatesParams, &testStartTime, nil)
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if err != nil {
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t.Errorf("FiatRates init error: %v\n", err)
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}
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if config.FiatRates == "coingecko" {
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timestamp, err := fiatRates.findEarliestMarketData()
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if err != nil {
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t.Errorf("Error looking up earliest market data: %v", err)
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return
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}
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earliestTimestamp, _ := time.Parse(db.FiatRatesTimeFormat, "20130429000000")
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if *timestamp != earliestTimestamp {
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t.Errorf("Incorrect earliest available timestamp found. Wanted: %v, got: %v", earliestTimestamp, timestamp)
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return
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}
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// After verifying that findEarliestMarketData works correctly,
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// set the earliest available timestamp to 2 days ago for easier testing
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*timestamp = fiatRates.startTime.Add(time.Duration(-24*2) * time.Hour)
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err = fiatRates.syncHistorical(timestamp)
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if err != nil {
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t.Errorf("RatesDownloader syncHistorical error: %v", err)
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return
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}
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ticker, err := fiatRates.downloader.getTicker(fiatRates.startTime)
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if err != nil {
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// Do not exit on GET error, log it, wait and try again
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glog.Errorf("Sync GetData error: %v", err)
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return
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}
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err = fiatRates.db.FiatRatesStoreTicker(ticker)
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if err != nil {
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glog.Errorf("Sync StoreTicker error %v", err)
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return
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}
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}
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}
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