add electron unit test, move local model files to /models directory

electron/.gitignore

@@ -1,9 +1,8 @@
 *.gz
+/models
 /build
 /dist
 /public/audio
-/public/*.pbmm
-/public/*.scorer
 
 # Logs
 logs

electron/Readme.md

@@ -21,8 +21,11 @@ tar xfvz audio-0.7.0.tar.gz -C ./public/
 (Optional) Download or softlink DeepSpeech 0.7.4 model files to the root of the project:
 
 ```
+mkdir models
+cd models
 wget https://github.com/mozilla/DeepSpeech/releases/download/v0.7.4/deepspeech-0.7.4-models.pbmm
 wget https://github.com/mozilla/DeepSpeech/releases/download/v0.7.4/deepspeech-0.7.4-models.scorer
+cd ..
 ```
 
 If the files do not exist, they will be downloaded.

electron/package.json

@@ -14,7 +14,8 @@
     "rebuild": "npm rebuild --runtime=electron --target=9.0.5 --disturl=https://atom.io/download/atom-shell --abi=75",
     "pack": "npm run build && electron-builder --dir",
     "dist": "npm run build && electron-builder",
-    "dist-win": "npm run build && electron-builder --x64"
+    "dist-win": "npm run build && electron-builder --x64",
+    "dev-test": "concurrently \"BROWSER=none npm start\" \"wait-on http://localhost:3000 && ./node_modules/.bin/electron public/electron.js DEEPSPEECH_TEST\""
   },
   "postinstall": "electron-builder install-app-deps",
   "homepage": "./",

electron/public/create-window.js

@@ -37,10 +37,24 @@ function createWindow(model) {
 	
 	// message from front-end App.js, request that this file be processed by DeepSpeech
 	ipcMain.handle('recognize-wav', async function (event, file) {
-		let filePath = path.resolve(__dirname, 'audio', file);
-		return recognizeWav(filePath, model);
+		const filePath = path.resolve(__dirname, 'audio', file);
+		const results = await recognizeWav(filePath, model);
+		if (results) checkDone(file, results);
+		return results;
 	});
 	
+	let count = 0;
+	function checkDone(file, results) {
+		if (process.argv.indexOf('DEEPSPEECH_TEST') > -1) {
+			count++
+			console.log('test:', count, file, results);
+			if (count === 3) {
+				console.log('test done');
+				process.exit();
+			}
+		}
+	}
+	
 	// message from front-end App.js, retrieve list of .wav files in /public/audio
 	ipcMain.handle('load-files', function (event) {
 		return new Promise(function (resolve, reject) {

electron/public/electron.js

@@ -7,9 +7,9 @@ const {getModel} = require('./recognize-wav');
 
 let appDataPath;
 
-if (fs.existsSync(path.resolve(__dirname, '../deepspeech-0.7.4-models.pbmm'))) {
+if (fs.existsSync(path.resolve(__dirname, '../models/deepspeech-0.7.4-models.pbmm'))) {
 	// if the deepspeech model was found at the root, use that directory
-	appDataPath = path.resolve(__dirname, '..');
+	appDataPath = path.resolve(__dirname, '../models');
 }
 else {
 	// otherwise use the electron "appData" path

electron/test.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+set -xe
+
+THIS=$(dirname "$0")
+
+pushd ${THIS}
+  source ../tests.sh
+
+  npm install $(get_npm_package_url)
+  npm install
+  npm run rebuild
+
+  ln -s $HOME/DeepSpeech/models models
+  ln -s ~/DeepSpeech/audio ./public/
+
+  npm run dev-test
+popd