add exchange data source unit test

2026-05-21 10:14:26 +08:00 · 2021-04-05 01:41:32 +08:00
parent c001a5ae45
commit 7b51584c7c
5 changed files with 891 additions and 0 deletions
@@ -0,0 +1,150 @@
+package exchangerates
+
+import (
+	"testing"
+
+	"github.com/gin-gonic/gin"
+	"github.com/stretchr/testify/assert"
+
+	"github.com/mayswind/lab/pkg/core"
+	"github.com/mayswind/lab/pkg/models"
+)
+
+const euroCentralBankMinimumRequiredContent = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
+	"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">\n" +
+	"  <Cube>\n" +
+	"    <Cube time=\"2021-04-01\">\n" +
+	"      <Cube currency=\"USD\" rate=\"1.1746\" />\n" +
+	"      <Cube currency=\"CNY\" rate=\"7.7195\" />\n" +
+	"    </Cube>\n" +
+	"  </Cube>\n" +
+	"</gesmes:Envelope>"
+
+func TestEuroCentralBankDataSource_StandardDataExtractBaseCurrency(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(euroCentralBankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Equal(t, "EUR", actualLatestExchangeRateResponse.BaseCurrency)
+}
+
+func TestEuroCentralBankDataSource_StandardDataExtractExchangeRates(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(euroCentralBankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "USD",
+		Rate: "1.1746",
+	})
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "CNY",
+		Rate: "7.7195",
+	})
+}
+
+func TestEuroCentralBankDataSource_BlankContent(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte(""))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestEuroCentralBankDataSource_OnlyXMLHeader(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestEuroCentralBankDataSource_EmptyEnvelopeContent(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
+		"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">" +
+		"</gesmes:Envelope>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestEuroCentralBankDataSource_EmptyCubeContent(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
+		"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">" +
+		"<Cube>" +
+		"</Cube>" +
+		"</gesmes:Envelope>"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestEuroCentralBankDataSource_InvalidCurrency(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
+		"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">" +
+		"<Cube>" +
+		"<Cube time=\"2021-04-01\">" +
+		"<Cube currency=\"XXX\" rate=\"1\" />" +
+		"</Cube>" +
+		"</Cube>" +
+		"</gesmes:Envelope>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestEuroCentralBankDataSource_EmptyRate(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
+		"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">" +
+		"<Cube>" +
+		"<Cube time=\"2021-04-01\">" +
+		"<Cube currency=\"USD\" rate=\"\" />" +
+		"</Cube>" +
+		"</Cube>" +
+		"</gesmes:Envelope>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestEuroCentralBankDataSource_InvalidRate(t *testing.T) {
+	dataSource := &EuroCentralBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
+		"<gesmes:Envelope xmlns:gesmes=\"http://www.gesmes.org/xml/2002-08-01\" xmlns=\"http://www.ecb.int/vocabulary/2002-08-01/eurofxref\">" +
+		"<Cube>" +
+		"<Cube time=\"2021-04-01\">" +
+		"<Cube currency=\"USD\" rate=\"null\" />" +
+		"</Cube>" +
+		"</Cube>" +
+		"</gesmes:Envelope>"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}