add exchange data source unit test

2026-05-22 02:34:26 +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 +1,141 @@
+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 czechNationalBankMinimumRequiredContent = "01 Apr 2021 #64\n" +
+	"Country|Currency|Amount|Code|Rate\n" +
+	"China|renminbi|1|CNY|3.379\n" +
+	"USA|dollar|1|USD|22.206\n"
+
+func TestCzechNationalBankDataSource_StandardDataExtractBaseCurrency(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(czechNationalBankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Equal(t, "CZK", actualLatestExchangeRateResponse.BaseCurrency)
+}
+
+func TestCzechNationalBankDataSource_StandardDataExtractExchangeRates(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte(czechNationalBankMinimumRequiredContent))
+	assert.Equal(t, nil, err)
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "USD",
+		Rate:     "0.04503287399801856",
+	})
+	assert.Contains(t, actualLatestExchangeRateResponse.ExchangeRates, &models.LatestExchangeRate{
+		Currency: "CNY",
+		Rate:     "0.2959455460195324",
+	})
+}
+
+func TestCzechNationalBankDataSource_BlankContent(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte(""))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestCzechNationalBankDataSource_OnlyHeader(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("01 Apr 2021 #64"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestCzechNationalBankDataSource_OnlyHeaderAndTitle(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Code|Rate"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestCzechNationalBankDataSource_TitleMissingCode(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Rate\n"+
+		"China|renminbi|1|3.379\n"+
+		"USA|dollar|1|22.206\n"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestCzechNationalBankDataSource_TitleMissingRate(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	_, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Code\n"+
+		"China|renminbi|1|CNY\n"+
+		"USA|dollar|1|USD\n"))
+	assert.NotEqual(t, nil, err)
+}
+
+func TestCzechNationalBankDataSource_InvalidCurrency(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Code|Rate\n"+
+		"XXX|xxx|1|XXX|1\n"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestCzechNationalBankDataSource_EmptyRate(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Code|Rate\n"+
+		"USA|dollar|1|USD|\n"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}
+
+func TestCzechNationalBankDataSource_InvalidRate(t *testing.T) {
+	dataSource := &CzechNationalBankDataSource{}
+	context := &core.Context{
+		Context: &gin.Context{},
+	}
+
+	actualLatestExchangeRateResponse, err := dataSource.Parse(context, []byte("01 Apr 2021 #64\n"+
+		"Country|Currency|Amount|Code|Rate\n"+
+		"USA|dollar|1|USD|null\n"))
+	assert.Equal(t, nil, err)
+	assert.Len(t, actualLatestExchangeRateResponse.ExchangeRates, 0)
+}