fix(valid-expect-in-promise): fix type exception

Fixes #195

Author: lukeapage

rules/__tests__/valid-expect-in-promise.test.js

@@ -182,6 +182,15 @@ ruleTester.run('valid-expect-in-promise', rule, {
   ],
 
   valid: [
+    `
+      it('it1', () => new Promise((done) => {
+        test()
+          .then(() => {
+            expect(someThing).toEqual(true);
+            done();
+          });
+      }));
+    `,
     `
       it('it1', () => {
         return somePromise.then(() => {

rules/valid-expect-in-promise.js

@@ -88,6 +88,7 @@ const getTestFunction = node => {
 const isParentThenOrPromiseReturned = (node, testFunctionBody) => {
   return (
     testFunctionBody.type === 'CallExpression' ||
+    testFunctionBody.type === 'NewExpression' ||
     node.parent.parent.type === 'ReturnStatement' ||
     isPromiseReturnedLater(node, testFunctionBody) ||
     isThenOrCatch(node.parent.parent)