Fixing a bug where addStyleEntry was not added to manifest.json

Author: weaverryan

lib/DeleteUnusedEntriesJSPlugin.js

@@ -30,7 +30,7 @@ DeleteUnusedEntriesJSPlugin.prototype.apply = function(compiler) {
                         // remove the output file
                         delete compilation.assets[filename];
                         // remove the file, so that it does not dump in the manifest
-                        chunk.files.splice(chunk.files.indexOf(filename));
+                        chunk.files.splice(chunk.files.indexOf(filename), 1);
                     }
                 });
 

test/functional.js

@@ -225,6 +225,10 @@ describe('Functional tests using webpack', function() {
                 webpackAssert.assertManifestPathDoesNotExist(
                     'styles.js'
                 );
+                webpackAssert.assertManifestPath(
+                    'styles.css',
+                    '/styles.css'
+                );
 
                 done();
             });