Remove unnecessary JSON.stringify and filter out nodejs tests from webpack

test/policies/serializationPolicyTests.ts

@@ -36,14 +36,14 @@ describe("serializationPolicy", () => {
         "1": "one",
         "2": "2"
       },
-      body: JSON.stringify({
+      body: {
         "booleanProperty": false,
         "numberProperty": 20,
         "objectProperty": { "booleanProperty": true },
         "sequenceProperty": [],
         "dateProperty": new Date("2018-10-05"),
         "dateTimeRfc1123Property": new Date("2011-10-05T14:48:00.000Z")
-      }),
+      },
       operationSpec: {
         requestHttpMethod: HttpMethod.GET,
         requestBodySpec: compositeSpec("FakeRequestBody", {

webpack.testconfig.ts

@@ -3,7 +3,7 @@ import * as glob from 'glob';
 import * as path from 'path';
 
 const config: webpack.Configuration = {
-  entry: [...glob.sync('./test/*.ts'), ...glob.sync('./test/browser/*.ts')],
+  entry: glob.sync('./test/**/*.ts').filter(filename => !filename.endsWith(".node.ts")),
   mode: 'development',
   devtool: 'source-map',
   devServer: {