From d4fb067ad07600e2bc8d907e78ac4d163f891078 Mon Sep 17 00:00:00 2001
From: Tyler Kindy <tylerkindy@gmail.com>
Date: Fri, 26 Feb 2021 09:50:42 -0500
Subject: [PATCH] Add first stab at test

---
 lighthouse-cli/test/cli/run-test.js | 15 +++++++++++++++
 package.json                        |  2 +-
 yarn.lock                           | 17 ++++++-----------
 3 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/lighthouse-cli/test/cli/run-test.js b/lighthouse-cli/test/cli/run-test.js
index 89e5acf4a77d..3c965eb5a1dc 100644
--- a/lighthouse-cli/test/cli/run-test.js
+++ b/lighthouse-cli/test/cli/run-test.js
@@ -181,3 +181,18 @@ describe('Parsing --chrome-flags', () => {
     );
   });
 });
+
+it('doesn\'t launch a local Chrome when given an external hostname', async () => {
+  const launch = require('chrome-launcher').launch;
+  jest.doMock('chrome-launcher', () => ({
+    launch: jest.fn(() => Promise.reject()),
+  }));
+
+  /** @type {!jest.MockedFunction<typeof launch>} */
+  const mockLaunch = (launch);
+
+  const url = 'chrome://version';
+  await run.runLighthouse(url, getFlags(`${url} --hostname=192.168.1.1`), fastConfig);
+
+  expect(mockLaunch.mock).toBeCalledTimes(0);
+});
diff --git a/package.json b/package.json
index b0dfcfc013d5..d43ff2e1721f 100644
--- a/package.json
+++ b/package.json
@@ -102,7 +102,7 @@
     "@types/gh-pages": "^2.0.0",
     "@types/google.analytics": "0.0.39",
     "@types/inquirer": "^7.3.1",
-    "@types/jest": "^24.0.9",
+    "@types/jest": "^24.9.0",
     "@types/jpeg-js": "^0.3.0",
     "@types/lodash.clonedeep": "^4.5.6",
     "@types/lodash.get": "^4.4.6",
diff --git a/yarn.lock b/yarn.lock
index 879991d1b8e9..54919d7c5b00 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -586,17 +586,12 @@
     "@types/istanbul-lib-coverage" "*"
     "@types/istanbul-lib-report" "*"
 
-"@types/jest-diff@*":
-  version "20.0.1"
-  resolved "https://registry.yarnpkg.com/@types/jest-diff/-/jest-diff-20.0.1.tgz#35cc15b9c4f30a18ef21852e255fdb02f6d59b89"
-  integrity sha512-yALhelO3i0hqZwhjtcr6dYyaLoCHbAMshwtj6cGxTvHZAKXHsYGdff6E8EPw3xLKY0ELUTQ69Q1rQiJENnccMA==
-
-"@types/jest@^24.0.9":
-  version "24.0.9"
-  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-24.0.9.tgz#74ce9cf337f25e189aa18f76ab3d65e8669b55f2"
-  integrity sha512-k3OOeevcBYLR5pdsOv5g3OP94h3mrJmLPHFEPWgbbVy2tGv0TZ/TlygiC848ogXhK8NL0I5up7YYtwpCp8xCJA==
+"@types/jest@^24.9.0":
+  version "24.9.1"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-24.9.1.tgz#02baf9573c78f1b9974a5f36778b366aa77bd534"
+  integrity sha512-Fb38HkXSVA4L8fGKEZ6le5bB8r6MRWlOCZbVuWZcmOMSCd2wCYOwN1ibj8daIoV9naq7aaOZjrLCoCMptKU/4Q==
   dependencies:
-    "@types/jest-diff" "*"
+    jest-diff "^24.3.0"
 
 "@types/jpeg-js@^0.3.0":
   version "0.3.0"
@@ -4464,7 +4459,7 @@ jest-config@^24.9.0:
     pretty-format "^24.9.0"
     realpath-native "^1.1.0"
 
-jest-diff@^24.9.0:
+jest-diff@^24.3.0, jest-diff@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-24.9.0.tgz#931b7d0d5778a1baf7452cb816e325e3724055da"
   integrity sha512-qMfrTs8AdJE2iqrTp0hzh7kTd2PQWrsFyj9tORoKmu32xjPjeE4NyjVRDz8ybYwqS2ik8N4hsIpiVTyFeo2lBQ==