add Danmarks Nationalbank exchange rates data source

2026-05-21 02:04:26 +08:00 · 2024-11-14 23:46:07 +08:00
parent 80d548e8bd
commit 92cc683b8e
5 changed files with 302 additions and 0 deletions
@@ -0,0 +1,141 @@
+package exchangerates
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/mayswind/ezbookkeeping/pkg/core"
+	"github.com/mayswind/ezbookkeeping/pkg/models"
+)
+
+const danmarksNationalbankMinimumRequiredContent = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n" +
+	"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">\n" +
+	"  <dailyrates id=\"2024-11-14\">\n" +
+	"    <currency code=\"CNY\" desc=\"Chinese yuan renminbi\" rate=\"97.81\" />\n" +
+	"    <currency code=\"USD\" desc=\"US dollars\" rate=\"708.18\" />\n" +
+	"  </dailyrates>\n" +
+	"</exchangerates>"
+
+func TestDanmarksNationalbankDataSource_StandardDataExtractBaseCurrency(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(danmarksNationalbankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Equal(t, "DKK", actualLatestExchangeRateResponse.BaseCurrency)
+}
+
+func TestDanmarksNationalbankDataSource_StandardDataExtractUpdateTime(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(danmarksNationalbankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Equal(t, int64(1731596400), actualLatestExchangeRateResponse.UpdateTime)
+}
+
+func TestDanmarksNationalbankDataSource_StandardDataExtractExchangeRates(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(danmarksNationalbankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "USD",
+		Rate:     "0.1412070377587619",
+	})
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "CNY",
+		Rate:     "1.022390348635109",
+	})
+}
+
+func TestDanmarksNationalbankDataSource_BlankContent(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	_, err := dataSource.Parse(context, []byte(""))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestDanmarksNationalbankDataSource_OnlyXMLHeader(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestDanmarksNationalbankDataSource_EmptyExchangeRatesContent(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"</exchangerates>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestDanmarksNationalbankDataSource_EmptyDailyRatesContent(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"<dailyrates id=\"2024-11-14\">"+
+		"</dailyrates>"+
+		"</exchangerates>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestDanmarksNationalbankDataSource_InvalidCurrency(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"  <dailyrates id=\"2024-11-14\">\n"+
+		"    <currency code=\"XXX\" desc=\"XXX\" rate=\"1\" />\n"+
+		"  </dailyrates>\n"+
+		"</exchangerates>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestDanmarksNationalbankDataSource_EmptyRate(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"  <dailyrates id=\"2024-11-14\">\n"+
+		"    <currency code=\"USD\" desc=\"US dollars\" rate=\"\" />\n"+
+		"  </dailyrates>\n"+
+		"</exchangerates>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestDanmarksNationalbankDataSource_InvalidRate(t *testing.T) {
+	dataSource := &DanmarksNationalbankDataSource{}
+	context := core.NewNullContext()
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"  <dailyrates id=\"2024-11-14\">\n"+
+		"    <currency code=\"USD\" desc=\"US dollars\" rate=\"null\" />\n"+
+		"  </dailyrates>\n"+
+		"</exchangerates>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+
+	actualLatestExchangeRateResponse, err = dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"utf-8\"?>"+
+		"<exchangerates type=\"Exchange rates\" author=\"Danmarks Nationalbank\" refcur=\"DKK\" refamt=\"1\">"+
+		"  <dailyrates id=\"2024-11-14\">\n"+
+		"    <currency code=\"USD\" desc=\"US dollars\" rate=\"0\" />\n"+
+		"  </dailyrates>\n"+
+		"</exchangerates>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}