Added tests for arg generation and laid some plumbing for better arg simulation in the UI

backend/downloader.js

@@ -190,7 +190,7 @@ async function collectInfo(download_uid) {
         options.customFileFolderPath = user_path + path.sep;
     }
 
-    let args = await generateArgs(url, type, options, download['user_uid']);
+    let args = await exports.generateArgs(url, type, options, download['user_uid']);
 
     // get video info prior to download
     let info = await getVideoInfoByURL(url, args, download_uid);
@@ -209,7 +209,7 @@ async function collectInfo(download_uid) {
     if (category && category['custom_output']) {
         options.customOutput = category['custom_output'];
         options.noRelativePath = true;
-        args = await generateArgs(url, type, options, download['user_uid']);
+        args = await exports.generateArgs(url, type, options, download['user_uid']);
         info = await getVideoInfoByURL(url, args, download_uid);
     }
 
@@ -369,7 +369,7 @@ async function downloadQueuedFile(download_uid) {
 
 // helper functions
 
-async function generateArgs(url, type, options, user_uid = null) {
+exports.generateArgs = async (url, type, options, user_uid = null) => {
     const audioFolderPath = config_api.getConfigItem('ytdl_audio_folder_path');
     const videoFolderPath = config_api.getConfigItem('ytdl_video_folder_path');
 

backend/subscriptions.js

@@ -543,5 +543,6 @@ module.exports = {
     deleteSubscriptionFile : deleteSubscriptionFile,
     getVideosForSub        : getVideosForSub,
     initialize             : initialize,
-    updateSubscriptionPropertyMultiple : updateSubscriptionPropertyMultiple
+    updateSubscriptionPropertyMultiple : updateSubscriptionPropertyMultiple,
+    generateOptionsForSubscriptionDownload: generateOptionsForSubscriptionDownload
 }

backend/test/tests.js

@@ -293,6 +293,7 @@ describe('Downloader', function() {
     const downloader_api = require('../downloader');
     downloader_api.initialize(db_api);
     const url = 'https://www.youtube.com/watch?v=dQw4w9WgXcQ';
+    const sub_id = 'dc834388-3454-41bf-a618-e11cb8c7de1c';
     const options = {
         ui_uid: uuid(),
         user: 'admin'
@@ -325,4 +326,17 @@ describe('Downloader', function() {
     it('Pause file', async function() {
 
     });
+
+    it('Generate args', async function() {
+        const args = await downloader_api.generateArgs(url, 'video', options);
+        console.log(args);
+    });
+
+    it('Generate args - subscription', async function() {
+        subscriptions_api.initialize(db_api, logger);
+        const sub = await subscriptions_api.getSubscription(sub_id);
+        const sub_options = subscriptions_api.generateOptionsForSubscriptionDownload(sub, 'admin');
+        const args = await downloader_api.generateArgs(url, 'video', sub_options, 'admin');
+        console.log(args);
+    });
 });