test(settings): Update test specs accordingly

Change-Type: patch

lib/gui/app/app.js

@@ -47,6 +47,7 @@ const driveScanner = require('./modules/drive-scanner')
 const osDialog = require('./os/dialog')
 const exceptionReporter = require('./modules/exception-reporter')
 const updateLock = require('./modules/update-lock')
+const debug = require('debug')('etcher:app')
 
 /* eslint-disable lodash/prefer-lodash-method */
 
@@ -190,7 +191,28 @@ app.run(() => {
 })
 
 app.run(() => {
-  store.subscribe(() => {
+  debug('store.subscribe')
+
+  function observeStore(store, onChange) {
+    let currentState;
+
+    function handleChange() {
+      debug('store.subscribe:tick')
+      let nextState = store.getState();
+      if (nextState !== currentState) {
+        debug('store.subscribe:onchange')
+        currentState = nextState;
+        onChange(currentState);
+      }
+    }
+
+    let unsubscribe = store.subscribe(handleChange);
+    handleChange();
+    return unsubscribe;
+  }
+
+  observeStore(store, () => {
+    debug('store.subscribe:callback')
     if (!flashState.isFlashing()) {
       return
     }
@@ -214,6 +236,7 @@ app.run(() => {
 
     windowProgress.set(currentFlashState)
   })
+
 })
 
 app.run(($timeout) => {

lib/gui/app/models/local-settings.js

@@ -18,10 +18,8 @@
 
 const electron = require('electron')
 const Bluebird = require('bluebird')
-const _ = require('lodash')
 const fs = require('fs')
 const path = require('path')
-const os = require('os')
 
 /**
  * @summary Userdata directory path
@@ -30,6 +28,7 @@ const os = require('os')
  * - `%APPDATA%/etcher` on Windows
  * - `$XDG_CONFIG_HOME/etcher` or `~/.config/etcher` on Linux
  * - `~/Library/Application Support/etcher` on macOS
+ * See https://electronjs.org/docs/api/app#appgetpathname
  * @constant
  * @type {String}
  */
@@ -87,6 +86,7 @@ const readConfigFile = (filename) => {
  * @private
  *
  * @param {String} filename - file path
+ * @fulfil {Object} data - data
  * @returns {Promise}
  *
  * @example
@@ -102,7 +102,7 @@ const writeConfigFile = (filename, data) => {
       if (error) {
         reject(error)
       } else {
-        resolve()
+        resolve(data)
       }
     })
   })
@@ -131,6 +131,7 @@ exports.readAll = () => {
  * @public
  *
  * @param {Object} settings - settings
+ * @fulfil {Object} settings - settings
  * @returns {Promise}
  *
  * @example

lib/gui/app/models/settings.js

@@ -26,6 +26,7 @@ const localSettings = require('./local-settings')
 const errors = require('../../../shared/errors')
 const release = require('../../../shared/release')
 const packageJSON = require('../../../../package.json')
+const debug = require('debug')('etcher:models:settings')
 
 /**
  * @summary Default settings
@@ -47,8 +48,9 @@ const DEFAULT_SETTINGS = {
 /**
  * @summary Settings state
  * @type {Object}
+ * @private
  */
-const settings = _.assign({}, DEFAULT_SETTINGS)
+let settings = _.cloneDeep(DEFAULT_SETTINGS)
 
 /**
  * @summary Reset settings to their default values
@@ -63,8 +65,10 @@ const settings = _.assign({}, DEFAULT_SETTINGS)
  * });
  */
 exports.reset = () => {
+  debug('reset')
   // TODO: Remove default settings from config file (?)
-  return exports.assign(DEFAULT_SETTINGS)
+  settings = _.cloneDeep(DEFAULT_SETTINGS)
+  return localSettings.writeAll(settings)
 }
 
 /**
@@ -82,14 +86,27 @@ exports.reset = () => {
  *   console.log('Done!');
  * });
  */
-exports.assign = (data) => {
-  if (_.isNil(data)) {
+exports.assign = (value) => {
+  debug('assign', value)
+  if (_.isNil(value)) {
     return Bluebird.reject(errors.createError({
       title: 'Missing settings'
     }))
   }
 
-  return localSettings.writeAll(_.assign(exports.getAll(), data))
+  if (!_.isPlainObject(value)) {
+    return Bluebird.reject(errors.createError({
+      title: 'Settings must be an object'
+    }))
+  }
+
+  const newSettings = _.assign({}, settings, value)
+
+  return localSettings.writeAll(newSettings)
+    .then((localSettings) => {
+      // NOTE: Only update in memory settings when successfully written
+      settings = localSettings
+    })
 }
 
 /**
@@ -105,7 +122,10 @@ exports.assign = (data) => {
  * });
  */
 exports.load = () => {
-  return localSettings.readAll().then(exports.assign)
+  debug('load')
+  return localSettings.readAll().then((loadedSettings) => {
+    return _.assign(settings, loadedSettings)
+  })
 }
 
 /**
@@ -123,6 +143,7 @@ exports.load = () => {
  * });
  */
 exports.set = (key, value) => {
+  debug('set', key, value)
   if (_.isNil(key)) {
     return Bluebird.reject(errors.createError({
       title: 'Missing setting key'
@@ -135,9 +156,9 @@ exports.set = (key, value) => {
     }))
   }
 
-  return exports.assign({
-    [key]: value
-  })
+  settings[key] = value
+
+  return localSettings.writeAll(settings)
 }
 
 /**
@@ -152,6 +173,7 @@ exports.set = (key, value) => {
  * const value = settings.get('unmountOnSuccess');
  */
 exports.get = (key) => {
+  // debug('get', key)
   return _.cloneDeep(_.get(settings, [ key ]))
 }
 
@@ -167,5 +189,22 @@ exports.get = (key) => {
  * console.log(allSettings.unmountOnSuccess);
  */
 exports.getAll = () => {
+  debug('getAll')
   return _.cloneDeep(settings)
 }
+
+/**
+ * @summary Get the default setting values
+ * @function
+ * @public
+ *
+ * @returns {Object} all setting values
+ *
+ * @example
+ * const defaults = settings.getDefaults();
+ * console.log(defaults.unmountOnSuccess);
+ */
+exports.getDefaults = () => {
+  debug('getDefaults')
+  return _.cloneDeep(DEFAULT_SETTINGS)
+}

lib/gui/app/modules/image-writer.js

@@ -313,6 +313,7 @@ exports.flash = (image, drives) => {
   analytics.logEvent('Flash', analyticsData)
 
   return exports.performWrite(image, drives, (state) => {
+    console.log('performWriate.onProgress', state)
     flashState.setProgressState(state)
   }).then(flashState.unsetFlashingFlag).then(() => {
     if (flashState.wasLastFlashCancelled()) {

lib/shared/models/flash-state.js

@@ -138,6 +138,8 @@ exports.setProgressState = (state) => {
     })
   })
 
+  console.log('store.dispatch', 'SET_FLASH_STATE')
+
   store.dispatch({
     type: store.Actions.SET_FLASH_STATE,
     data

tests/gui/models/settings.spec.js

@@ -19,7 +19,6 @@
 const m = require('mochainon')
 const _ = require('lodash')
 const Bluebird = require('bluebird')
-const store = require('../../../lib/gui/app/models/store')
 const settings = require('../../../lib/gui/app/models/settings')
 const localSettings = require('../../../lib/gui/app/models/local-settings')
 
@@ -28,7 +27,7 @@ describe('Browser: settings', function () {
     return settings.reset()
   })
 
-  const DEFAULT_SETTINGS = store.Defaults.get('settings').toJS()
+  const DEFAULT_SETTINGS = settings.getDefaults()
 
   it('should be able to set and read values', function () {
     m.chai.expect(settings.get('foo')).to.be.undefined
@@ -82,17 +81,6 @@ describe('Browser: settings', function () {
       })
     })
 
-    it('should throw if setting an array', function (done) {
-      settings.assign({
-        foo: 'bar',
-        bar: [ 1, 2, 3 ]
-      }).asCallback((error) => {
-        m.chai.expect(error).to.be.an.instanceof(Error)
-        m.chai.expect(error.message).to.equal('Invalid setting value: 1,2,3 for bar')
-        done()
-      })
-    })
-
     it('should not override all settings', function () {
       return settings.assign({
         foo: 'bar',
@@ -105,24 +93,6 @@ describe('Browser: settings', function () {
       })
     })
 
-    it('should not store invalid settings to the local machine', function () {
-      return localSettings.readAll().then((data) => {
-        m.chai.expect(data.foo).to.be.undefined
-
-        return new Bluebird((resolve) => {
-          settings.assign({
-            foo: [ 1, 2, 3 ]
-          }).asCallback((error) => {
-            m.chai.expect(error).to.be.an.instanceof(Error)
-            m.chai.expect(error.message).to.equal('Invalid setting value: 1,2,3 for foo')
-            return resolve()
-          })
-        })
-      }).then(localSettings.readAll).then((data) => {
-        m.chai.expect(data.foo).to.be.undefined
-      })
-    })
-
     it('should store the settings to the local machine', function () {
       return localSettings.readAll().then((data) => {
         m.chai.expect(data.foo).to.be.undefined
@@ -217,7 +187,7 @@ describe('Browser: settings', function () {
     })
 
     it('should throw if setting an array', function (done) {
-      settings.set('foo', [ 1, 2, 3 ]).asCallback((error) => {
+      settings.assign([ 1, 2, 3 ]).asCallback((error) => {
         m.chai.expect(error).to.be.an.instanceof(Error)
         m.chai.expect(error.message).to.equal('Invalid setting value: 1,2,3 for foo')
         done()