Test: Add test for api/download

internal/api/download_test.go

@@ -0,0 +1,27 @@
+package api
+
+import (
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetDownload(t *testing.T) {
+	t.Run("could not find original", func(t *testing.T) {
+		app, router, conf := NewApiTest()
+
+		GetDownload(router, conf)
+
+		result := PerformRequest(app, "GET", "/api/v1/download/123xxx")
+		assert.Equal(t, http.StatusNotFound, result.Code)
+	})
+	t.Run("download existing not existing file", func(t *testing.T) {
+		app, router, conf := NewApiTest()
+
+		DownloadAlbum(router, conf)
+
+		result := PerformRequest(app, "GET", "/api/v1/download/555")
+		assert.Equal(t, http.StatusNotFound, result.Code)
+	})
+}