build: e2e integration with puppeteer (#192)

* build: add e2e testing scripts

* build: add e2e testing scripts

* chore: fix script

* chore: fix script

* chore: ignore e2e normal test

* chore: fix node_latest_browser

* chore: move lint to prepare

* chore: fix lint

* chore: add local theme

* fix: e2e tests

test/e2e/request.ts

@@ -0,0 +1,137 @@
+import assert from 'assert';
+
+import _ from 'lodash';
+import request from 'request';
+
+const requestData = Symbol('smart_request_data');
+
+export interface RequestPromise {
+  status(reason: any): any;
+  body_ok(reason: any): any;
+  body_error(reason: any): any;
+  request(reason: any): any;
+  response(reason: any): any;
+  send(reason: any): any;
+}
+
+function injectResponse(smartObject: any, promise: Promise<any>): Promise<any> {
+  // $FlowFixMe
+  promise[requestData] = smartObject[requestData];
+  return promise;
+}
+
+export class PromiseAssert extends Promise<any> implements RequestPromise {
+  public constructor(options: any) {
+    super(options);
+  }
+
+  public status(expected: number) {
+    const selfData = this[requestData];
+
+    return injectResponse(
+      this,
+      this.then(function(body) {
+        try {
+          assert.equal(selfData.response.statusCode, expected);
+        } catch (err) {
+          selfData.error.message = err.message;
+          throw selfData.error;
+        }
+        return body;
+      })
+    );
+  }
+
+  public body_ok(expected: any) {
+    const selfData = this[requestData];
+
+    return injectResponse(
+      this,
+      this.then(function(body) {
+        try {
+          if (_.isRegExp(expected)) {
+            assert(body.ok.match(expected), "'" + body.ok + "' doesn't match " + expected);
+          } else {
+            assert.equal(body.ok, expected);
+          }
+          assert.equal(body.error, null);
+        } catch (err) {
+          selfData.error.message = err.message;
+          throw selfData.error;
+        }
+
+        return body;
+      })
+    );
+  }
+
+  public body_error(expected: any) {
+    // $FlowFixMe
+    const selfData = this[requestData];
+
+    return injectResponse(
+      this,
+      this.then(function(body) {
+        try {
+          if (_.isRegExp(expected)) {
+            assert(body.error.match(expected), body.error + " doesn't match " + expected);
+          } else {
+            assert.equal(body.error, expected);
+          }
+          assert.equal(body.ok, null);
+        } catch (err) {
+          selfData.error.message = err.message;
+          throw selfData.error;
+        }
+        return body;
+      })
+    );
+  }
+
+  public request(callback: any) {
+    callback(this[requestData].request);
+    return this;
+  }
+
+  public response(cb: any) {
+    const selfData = this[requestData];
+
+    return injectResponse(
+      this,
+      this.then(function(body) {
+        cb(selfData.response);
+        return body;
+      })
+    );
+  }
+
+  public send(data: any) {
+    this[requestData].request.end(data);
+    return this;
+  }
+}
+
+function smartRequest(options: any): Promise<any> {
+  const smartObject: any = {};
+
+  smartObject[requestData] = {};
+  smartObject[requestData].error = Error();
+  Error.captureStackTrace(smartObject[requestData].error, smartRequest);
+
+  const promiseResult: Promise<any> = new PromiseAssert(function(resolve, reject) {
+    // store request reference on symbol
+    smartObject[requestData].request = request(options, function(err, res, body) {
+      if (err) {
+        return reject(err);
+      }
+
+      // store the response on symbol
+      smartObject[requestData].response = res;
+      resolve(body);
+    });
+  });
+
+  return injectResponse(smartObject, promiseResult);
+}
+
+export default smartRequest;