fix: Do not upload files that start with /tmp/, fix test

Author: scttcper

Diff for: src/index.ts

@@ -253,12 +253,19 @@ export class Deluge implements TorrentClient {
     torrent: string | Buffer,
     config: Partial<AddTorrentOptions> = {},
   ): Promise<AddTorrentResponse> {
-    const upload = await this.upload(torrent);
-    if (!upload.success || !upload.files.length) {
-      throw new Error('Failed to upload');
+    let path: string;
+    if (Buffer.isBuffer(torrent) || !torrent.startsWith('/tmp/')) {
+      const upload = await this.upload(torrent);
+      if (!upload.success || !upload.files.length) {
+        throw new Error('Failed to upload');
+      }
+
+      path = upload.files[0];
+    } else {
+      /** Assume paths starting with /tmp/ are from {@link Deluge.addTorrent} */
+      path = torrent;
     }
 
-    const path = upload.files[0];
     const options: AddTorrentOptions = {
       file_priorities: [],
       add_paused: false,

Diff for: test/index.spec.ts

@@ -314,7 +314,7 @@ describe('Deluge', () => {
       'https://releases.ubuntu.com/20.10/ubuntu-20.10-desktop-amd64.iso.torrent',
     );
     expect(result).toContain('/tmp/');
-    await client.addTorrent(torrentFile, { add_paused: true });
+    await client.addTorrent(result, { add_paused: true });
     await pWaitFor(
       async () => {
         const r = await client.listTorrents();