Merge pull request #15563 from cool-little-fish/fix-12408

fix: hmr module.check api when called with false

test/hotCases/status/check/file.js

@@ -0,0 +1,3 @@
+export var value = 1;
+---
+export var value = 2;

test/hotCases/status/check/index.js

@@ -0,0 +1,6 @@
+import { value } from "./file";
+
+it("call module.check api with false should return updatedModules correctly", function (done) {
+	expect(value).toBe(1);
+	NEXT(require("./update")(done));
+});

test/hotCases/status/check/update.js

@@ -0,0 +1,15 @@
+module.exports = function (done) {
+	return function (err, stats) {
+		if (err) return done(err);
+		module.hot
+			.check(false)
+			.then(updatedModules => {
+				if (!updatedModules) return done(new Error("No update available"));
+				expect(updatedModules).toContain("./file.js");
+				done();
+			})
+			.catch(err => {
+				done(err);
+			});
+	};
+};