fix(static-server): always set folder when unset

Author: pimlie

src/commands/static-server.js

@@ -17,12 +17,16 @@ export default class StaticServer {
     }
 
     if (browser.config.staticServer === true) {
-      const { folder } = browser.config
-      browser.config.staticServer = { folder }
+      browser.config.staticServer = {}
     }
 
     if (!browser.config.staticServer.folder) {
-      return
+      const { folder } = browser.config
+      if (!folder) {
+        return
+      }
+
+      browser.config.staticServer.folder = folder
     }
 
     browser.hook('start:before', () => StaticServer.start(browser.config.staticServer, browser.config.quiet))

test/unit/command.static-server.test.js

@@ -50,15 +50,18 @@ describe('StaticServer', () => {
 
   test('should load with boolean config', () => {
     const hook = jest.fn()
-    StaticServer.load({
+    const browser = {
       config: {
         folder: 'test',
         staticServer: true
       },
       hook
-    })
+    }
+    StaticServer.load(browser)
 
-    expect(hook).toHaveBeenCalled()
+    expect(hook).toHaveBeenCalledTimes(2)
+    expect(browser.config.staticServer).toBeInstanceOf(Object)
+    expect(browser.config.staticServer.folder).toBe('test')
   })
 
   test('should load with browser config', () => {