fix doc, add more test

Author: yisibl

README-zh.md

@@ -134,7 +134,7 @@ a:visited {
 var fs = require('fs')
 var chokidar = require('chokidar')
 var postcss = require('postcss')
-var selector = require('postcss-custom-selector')
+var selector = require('postcss-custom-selectors')
 
 var src = 'input.css'
 
@@ -186,7 +186,7 @@ module.exports = function(grunt) {
 var gulp = require('gulp');
 var rename = require('gulp-rename');
 var postcss = require('gulp-postcss');
-var selector = require('postcss-custom-selector')
+var selector = require('postcss-custom-selectors')
 var autoprefixer = require('autoprefixer-core')
 
 gulp.task('default', function () {

README.md

@@ -134,7 +134,7 @@ Dependence [chokidar](https://github.com/paulmillr/chokidar) module.
 var fs = require('fs')
 var chokidar = require('chokidar')
 var postcss = require('postcss')
-var selector = require('postcss-custom-selector')
+var selector = require('postcss-custom-selectors')
 
 var src = 'input.css'
 

test/fixtures/multiline.css

@@ -1,6 +1,6 @@
 @custom-selector :--multiline
-  .foo
-  ;
+  .foo,
+  .bar > .baz;
 
 :--multiline {
   display: block;

test/fixtures/multiline.expected.css

@@ -1,3 +1,4 @@
-.foo {
+.foo,
+.bar > .baz {
   display: block;
 }