fix(repo): fix url in generated by index

pkg/repo/repo.go

@@ -131,7 +131,7 @@ func (r *ChartRepository) Index() error {
 			created = time.Now().UTC().String()
 		}
 
-		url := filepath.Join(r.URL, key+".tgz")
+		url := strings.TrimSuffix(r.URL, "/") + "/" + key + ".tgz"
 
 		entry := &ChartRef{Chartfile: *chartfile, Name: chartfile.Name, URL: url, Created: created, Checksum: hash, Removed: false}
 

pkg/repo/repo_test.go

@@ -4,6 +4,7 @@ import (
 	"os"
 	"path/filepath"
 	"reflect"
+	"strings"
 	"testing"
 	"time"
 )
@@ -90,7 +91,7 @@ func TestIndex(t *testing.T) {
 		if v.Created != created {
 			t.Errorf("Expected Created timestamp to be %s, but got %s for chart %s", created, v.Created, chart)
 		}
-		expectedURL := filepath.Join(cr.URL, chart+".tgz")
+		expectedURL := strings.TrimSuffix(cr.URL, "/") + "/" + chart + ".tgz"
 		if v.URL != expectedURL {
 			t.Errorf("Expected url in entry to be %s but got %s for chart: %s", expectedURL, v.URL, chart)
 		}