diff --git a/bin/index.js b/bin/index.js
index 6fee0a85..99605b78 100755
--- a/bin/index.js
+++ b/bin/index.js
@@ -33,7 +33,7 @@ if (OpenAPI) {
         exportCore: JSON.parse(program.exportCore) === true,
         exportServices: JSON.parse(program.exportServices) === true,
         exportModels: JSON.parse(program.exportModels) === true,
-        exportSchemas: JSON.parse(program.exportSchemas) === true
+        exportSchemas: JSON.parse(program.exportSchemas) === true,
     })
         .then(() => {
             process.exit(0);
diff --git a/src/templates/core/OpenAPI.hbs b/src/templates/core/OpenAPI.hbs
index a2dbfef5..f24b4756 100644
--- a/src/templates/core/OpenAPI.hbs
+++ b/src/templates/core/OpenAPI.hbs
@@ -5,7 +5,7 @@
 interface Config {
     BASE: string;
     VERSION: string;
-    CLIENT: 'fetch' | 'xhr';
+    CLIENT: 'fetch' | 'xhr' | 'node';
     WITH_CREDENTIALS: boolean;
     TOKEN: string;
 }
diff --git a/test/__snapshots__/index.spec.js.snap b/test/__snapshots__/index.spec.js.snap
index 2c2d8d2b..18d2a2bd 100644
--- a/test/__snapshots__/index.spec.js.snap
+++ b/test/__snapshots__/index.spec.js.snap
@@ -54,7 +54,7 @@ exports[`v2 should generate: ./test/generated/v2/core/OpenAPI.ts 1`] = `
 interface Config {
     BASE: string;
     VERSION: string;
-    CLIENT: 'fetch' | 'xhr';
+    CLIENT: 'fetch' | 'xhr' | 'node';
     WITH_CREDENTIALS: boolean;
     TOKEN: string;
 }
@@ -2505,7 +2505,7 @@ exports[`v3 should generate: ./test/generated/v3/core/OpenAPI.ts 1`] = `
 interface Config {
     BASE: string;
     VERSION: string;
-    CLIENT: 'fetch' | 'xhr';
+    CLIENT: 'fetch' | 'xhr' | 'node';
     WITH_CREDENTIALS: boolean;
     TOKEN: string;
 }
diff --git a/test/e2e/index.js b/test/e2e/index.js
index 85906341..1739e310 100644
--- a/test/e2e/index.js
+++ b/test/e2e/index.js
@@ -1,7 +1,11 @@
 'use strict';
 
 const generate = require('./scripts/generate');
+const copy = require('./scripts/copy');
 const compile = require('./scripts/compile');
+const build = require('./scripts/build');
+const server = require('./scripts/server');
+const browser = require('./scripts/browser');
 
 describe('e2e', () => {
 
@@ -12,10 +16,28 @@ describe('e2e', () => {
         await generate('v3', 'fetch');
         await generate('v3', 'xhr');
         await generate('v3', 'node');
-    });
+
+        await copy('v2', 'fetch');
+        await copy('v2', 'xhr');
+        await copy('v2', 'node');
+        await copy('v3', 'fetch');
+        await copy('v3', 'xhr');
+        await copy('v3', 'node');
+
+        await build('v2', 'fetch');
+        await build('v2', 'xhr');
+        await build('v2', 'node');
+        await build('v3', 'fetch');
+        await build('v3', 'xhr');
+        await build('v3', 'node');
+
+        await server.start();
+        await browser.start();
+    }, 30000);
 
     afterAll(async () => {
-        //
+        await server.stop();
+        await browser.stop();
     });
 
     it('runs in chrome', async () => {
@@ -23,7 +45,13 @@ describe('e2e', () => {
     });
 
     it('runs in node', async () => {
+        // const child1 = require('./generated/v2/fetch/index.js');
+        // const child2 = require('./generated/v3/fetch/index.js');
+        // const resultDefaultsService1 = child1.testDefaultsService();
+        // const resultDefaultsService2 = child2.testDefaultsService();
+        // expect(resultDefaultsService1).toContain('aap');
+        // expect(resultDefaultsService2).toContain('aap');
         expect(true).toBeTruthy();
     });
 
-})
+});
diff --git a/test/e2e/scripts/browser.js b/test/e2e/scripts/browser.js
index bf955522..1a51a2a2 100644
--- a/test/e2e/scripts/browser.js
+++ b/test/e2e/scripts/browser.js
@@ -1,7 +1,21 @@
-function compile(dir) {
+'use strict';
 
+const puppeteer = require('puppeteer');
+
+let browser;
+let page
+
+async function start() {
+    browser = await puppeteer.launch();
+    page = await browser.newPage();
+}
+
+async function stop() {
+    await page.close();
+    await browser.close();
 }
 
 module.exports = {
-    compile,
+    start,
+    stop,
 };
diff --git a/test/e2e/scripts/build.js b/test/e2e/scripts/build.js
new file mode 100644
index 00000000..1c1371fb
--- /dev/null
+++ b/test/e2e/scripts/build.js
@@ -0,0 +1,29 @@
+'use strict';
+
+const rollup = require('rollup');
+const { nodeResolve } = require('@rollup/plugin-node-resolve');
+const commonjs = require('@rollup/plugin-commonjs');
+const typescript = require('rollup-plugin-typescript2');
+
+async function build(version, client) {
+    const input = `./test/e2e/generated/${version}/${client}/index.ts`;
+    const output = `./test/e2e/generated/${version}/${client}/index.js`;
+    const options = {
+        treeshake: false,
+        plugins: [
+            typescript(),
+            nodeResolve(),
+            commonjs(),
+        ],
+        input: input,
+        output: {
+            file: output,
+            format: 'cjs',
+        },
+    }
+    const bundle = await rollup.rollup(options);
+    await bundle.generate(options.output);
+    await bundle.write(options.output);
+}
+
+module.exports = build;
diff --git a/test/e2e/scripts/compile.js b/test/e2e/scripts/compile.js
index 185cbfd7..94d6386e 100644
--- a/test/e2e/scripts/compile.js
+++ b/test/e2e/scripts/compile.js
@@ -1,22 +1,32 @@
 'use strict';
 
-const path = require('path');
 const ts = require('typescript');
+const path = require('path');
+const os = require('os');
 
-function compile(dir) {
-    const config = {
+function compile(version, client) {
+    const baseDir = `./test/e2e/generated/src/${version}/${client}`;
+    const tsconfig = {
         compilerOptions: {
-            target: 'esnext',
+            target: 'es6',
             module: 'commonjs',
             moduleResolution: 'node',
         },
         include: ['./index.ts'],
     };
-    const configFile = ts.parseConfigFileTextToJson('tsconfig.json', JSON.stringify(config));
-    const configFileResult = ts.parseJsonConfigFileContent(configFile.config, ts.sys, path.resolve(process.cwd(), dir), undefined, 'tsconfig.json');
+    const configFile = ts.parseConfigFileTextToJson('tsconfig.json', JSON.stringify(tsconfig));
+    const configFileResult = ts.parseJsonConfigFileContent(configFile.config, ts.sys, path.resolve(process.cwd(), baseDir), undefined, 'tsconfig.json');
     const compilerHost = ts.createCompilerHost(configFileResult.options);
     const compiler = ts.createProgram(configFileResult.fileNames, configFileResult.options, compilerHost);
-    compiler.emit();
+    const result = compiler.emit();
+    const diagnostics = ts.getPreEmitDiagnostics(compiler).concat(result.diagnostics);
+    if (diagnostics.length) {
+        console.log(ts.formatDiagnosticsWithColorAndContext(diagnostics, {
+            getCurrentDirectory: () => ts.sys.getCurrentDirectory(),
+            getCanonicalFileName: f => f,
+            getNewLine: () => os.EOL
+        }));
+    }
 }
 
 module.exports = compile;
diff --git a/test/e2e/scripts/copy.js b/test/e2e/scripts/copy.js
new file mode 100644
index 00000000..51fe6472
--- /dev/null
+++ b/test/e2e/scripts/copy.js
@@ -0,0 +1,11 @@
+'use strict';
+
+const fs = require('fs');
+
+async function copy(version, client) {
+    return new Promise(resolve => {
+        fs.copyFile('./test/e2e/test/index.ts', `./test/e2e/generated/${version}/${client}/index.ts`, resolve);
+    });
+}
+
+module.exports = copy;
diff --git a/test/e2e/scripts/generate.js b/test/e2e/scripts/generate.js
index c789e5fd..933739de 100644
--- a/test/e2e/scripts/generate.js
+++ b/test/e2e/scripts/generate.js
@@ -5,14 +5,10 @@ const OpenAPI = require('../../../dist');
 async function generate(version, client) {
     await OpenAPI.generate({
         input: `./test/spec/${version}.json`,
-        output: `./test/e2e/generated/src/${version}/${client}`,
+        output: `./test/e2e/generated/${version}/${client}/api`,
         httpClient: client,
         useOptions: false,
         useUnionTypes: false,
-        exportCore: true,
-        exportSchemas: true,
-        exportModels: true,
-        exportServices: true,
     });
 }
 
diff --git a/test/e2e/scripts/runner.js b/test/e2e/scripts/runner.js
new file mode 100644
index 00000000..2ffd5ac6
--- /dev/null
+++ b/test/e2e/scripts/runner.js
@@ -0,0 +1,9 @@
+'use strict';
+
+async function runner() {
+    return new Promise(resolve => {
+        resolve();
+    });
+}
+
+module.exports = runner;
diff --git a/test/e2e/scripts/server.js b/test/e2e/scripts/server.js
index bf955522..c20d1b81 100644
--- a/test/e2e/scripts/server.js
+++ b/test/e2e/scripts/server.js
@@ -1,7 +1,36 @@
-function compile(dir) {
+'use strict';
 
+const express = require('express');
+
+let app;
+let server
+
+async function start() {
+    return new Promise(resolve => {
+        app = express();
+        app.all('/api/*', (req, res) => {
+            res.send({
+                method: req.method,
+                protocol: req.protocol,
+                hostname: req.hostname,
+                path: req.path,
+                url: req.url,
+                query: req.query,
+                body: req.body,
+                headers: req.headers,
+            });
+        });
+        server = app.listen(3000, resolve);
+    });
+}
+
+async function stop() {
+    return new Promise(resolve => {
+        server.close(resolve);
+    });
 }
 
 module.exports = {
-    compile,
+    start,
+    stop,
 };
diff --git a/test/e2e/test/index.ts b/test/e2e/test/index.ts
new file mode 100644
index 00000000..00811a71
--- /dev/null
+++ b/test/e2e/test/index.ts
@@ -0,0 +1,25 @@
+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+import { ComplexService, DefaultsService } from './api';
+
+export async function testDefaultsService(): Promise<any> {
+    const callWithDefaultParameters = await DefaultsService.callWithDefaultParameters();
+    const callWithDefaultOptionalParameters = await DefaultsService.callWithDefaultOptionalParameters();
+    return {
+        callWithDefaultParameters,
+        callWithDefaultOptionalParameters,
+    };
+}
+
+export async function testComplexService(): Promise<any> {
+    const complexTypes = await ComplexService.complexTypes(
+        {},
+        {
+            prop: 'Hello World!',
+        }
+    );
+    return {
+        complexTypes,
+    };
+}