Fix upgrade strings

update/update_test.go

@@ -0,0 +1,36 @@
+package update
+
+import (
+	"fmt"
+	"katenary/cmd"
+	"os"
+	"testing"
+)
+
+func TestDownloadLatestRelease(t *testing.T) {
+
+	// Change the cmd.Version to "v0.0.0" to test the fallback to the latest release
+	cmd.Version = "v0.0.0"
+
+	// change "exe" to /tmp/test-katenary
+	exe = "/tmp/test-katenary"
+
+	// Now call the CheckLatestVersion function
+	version, assets, err := CheckLatestVersion()
+
+	if err != nil {
+		t.Errorf("Error: %s", err)
+	}
+
+	fmt.Println("Version found", version)
+
+	// Touch exe binary
+	f, _ := os.OpenFile(exe, os.O_RDONLY|os.O_CREATE, 0755)
+	f.Write(nil)
+	f.Close()
+
+	err = DownloadLatestVersion(assets)
+	if err != nil {
+		t.Errorf("Error: %s", err)
+	}
+}