From 0843f9b44ebb8779151740188699dd2ce4997c38 Mon Sep 17 00:00:00 2001
From: Pig Fang <g-plane@hotmail.com>
Date: Fri, 7 Sep 2018 14:46:26 +0800
Subject: [PATCH 1/3] [jest] add missing matcher

---
 types/jest/index.d.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/types/jest/index.d.ts b/types/jest/index.d.ts
index a9cbdbc1e3..75581cef8d 100644
--- a/types/jest/index.d.ts
+++ b/types/jest/index.d.ts
@@ -504,6 +504,10 @@ declare namespace jest {
          * Ensures that a mock function is called.
          */
         toBeCalled(): R;
+        /**
+         * Ensures that a mock function is called an exact number of times.
+         */
+        toBeCalledTimes(expected: number): R;
         /**
          * Ensure that a mock function is called with specific arguments.
          */

From a0ac96829eeb23713c73d6ff4840a1e6527181af Mon Sep 17 00:00:00 2001
From: Pig Fang <g-plane@hotmail.com>
Date: Fri, 7 Sep 2018 15:41:52 +0800
Subject: [PATCH 2/3] [jest] add test

---
 types/jest/jest-tests.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/types/jest/jest-tests.ts b/types/jest/jest-tests.ts
index 801c6a5a78..a4ee07f1c8 100644
--- a/types/jest/jest-tests.ts
+++ b/types/jest/jest-tests.ts
@@ -513,6 +513,8 @@ describe("", () => {
 
         expect(jest.fn()).toBeCalled();
 
+        expect(jest.fn()).toBeCalledTimes(1);
+
         expect(jest.fn()).toBeCalledWith();
         expect(jest.fn()).toBeCalledWith("jest");
         expect(jest.fn()).toBeCalledWith({}, {});

From e23057b50f435f1298d3e0e2c37baf21219400ac Mon Sep 17 00:00:00 2001
From: Pig Fang <g-plane@hotmail.com>
Date: Fri, 7 Sep 2018 16:09:20 +0800
Subject: [PATCH 3/3] [jest] add missing matcher

---
 types/jest/index.d.ts    | 4 ++++
 types/jest/jest-tests.ts | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/types/jest/index.d.ts b/types/jest/index.d.ts
index 75581cef8d..b663e37076 100644
--- a/types/jest/index.d.ts
+++ b/types/jest/index.d.ts
@@ -481,6 +481,10 @@ declare namespace jest {
          * If you know how to test something, `.not` lets you test its opposite.
          */
         not: Matchers<R>;
+        /**
+         * Ensure that a mock function is called with specific arguments on an Nth call.
+         */
+        nthCalledWith(nthCall: number, ...params: any[]): R;
         /**
          * Ensure that the nth call to a mock function has returned a specified value.
          */
diff --git a/types/jest/jest-tests.ts b/types/jest/jest-tests.ts
index a4ee07f1c8..2de3cadfd4 100644
--- a/types/jest/jest-tests.ts
+++ b/types/jest/jest-tests.ts
@@ -504,6 +504,9 @@ describe("", () => {
         expect(jest.fn()).lastReturnedWith("jest");
         expect(jest.fn()).lastReturnedWith({});
 
+        expect(jest.fn()).nthCalledWith(0, "jest");
+        expect(jest.fn()).nthCalledWith(1, {});
+
         expect(jest.fn()).nthReturnedWith(0, "jest");
         expect(jest.fn()).nthReturnedWith(1, {});