Update README about WebUI unit tests

Add information how to run tests from command line

Related: https://pagure.io/freeipa/issue/7278
Reviewed-By: Christian Heimes <cheimes@redhat.com>

install/ui/test/README.md

@@ -1,18 +1,28 @@
 # WebUI Unit Tests
 
-How to run tests:
+## Prerequisites
 
-1. Run "autoreconf" command in the root of the repository
+1. Run `./autogen.sh` command in the root of the repository
-2. Run "./configure" in the root of the repository
+2. Run `make -C install/ui/src/libs/` - this step generates loader.js which is necessary for load
-3. Go to install/ui/src/libs/ directory
-4. Run "$ make" - this step generates loader.js which is necessary for load
     current API version into WebUI. This version is necessary for checking
     response of each API call.
-5. Go to install/ui/test
+
-6. Run "$ firefox index.html"
+## Running tests:
+
+### In browser
+
+1. Go to install/ui/test
+2. Run `firefox index.html`
 
 Only Firefox browser is supported, because Google Chrome does not allow
 to fetch files using AJAX and file:// protocol.
 
+### From command line:
+
+1. Go to `install/ui`
+2. Run `npm install`, it installs required packages specified
+    in package.json file
+3. Run `grunt --verbose qunit`
+
 For more information about WebUI unit tests please read following:
 https://www.freeipa.org/page/FreeIPAv2:UI_Unit_Tests