From 0653e08efd039a5905f3fa4f6e9cef9f5d2f799c Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Mon, 20 Sep 2021 13:18:24 +0000
Subject: Add latest changes from gitlab-org/gitlab@14-3-stable-ee

---
 spec/frontend/__helpers__/emoji.js                 |  5 +++
 spec/frontend/__helpers__/local_storage_helper.js  |  4 +-
 .../__helpers__/mock_window_location_helper.js     |  4 +-
 spec/frontend/__helpers__/test_apollo_link.js      | 46 ++++++++++++++++++++++
 4 files changed, 53 insertions(+), 6 deletions(-)
 create mode 100644 spec/frontend/__helpers__/test_apollo_link.js

(limited to 'spec/frontend/__helpers__')

diff --git a/spec/frontend/__helpers__/emoji.js b/spec/frontend/__helpers__/emoji.js
index 9f9134f6f63..a64135601ae 100644
--- a/spec/frontend/__helpers__/emoji.js
+++ b/spec/frontend/__helpers__/emoji.js
@@ -49,6 +49,11 @@ export const emojiFixtureMap = {
     unicodeVersion: '5.1',
     description: 'white medium star',
   },
+  xss: {
+    moji: '<img src=x onerror=prompt(1)>',
+    unicodeVersion: '5.1',
+    description: 'xss',
+  },
 };
 
 export const mockEmojiData = Object.keys(emojiFixtureMap).reduce((acc, k) => {
diff --git a/spec/frontend/__helpers__/local_storage_helper.js b/spec/frontend/__helpers__/local_storage_helper.js
index 21749fd8070..cf75b0b53fe 100644
--- a/spec/frontend/__helpers__/local_storage_helper.js
+++ b/spec/frontend/__helpers__/local_storage_helper.js
@@ -2,9 +2,7 @@
  * Manage the instance of a custom `window.localStorage`
  *
  * This only encapsulates the setup / teardown logic so that it can easily be
- * reused with different implementations (i.e. a spy or a [fake][1])
- *
- * [1]: https://stackoverflow.com/a/41434763/1708147
+ * reused with different implementations (i.e. a spy or a fake)
  *
  * @param {() => any} fn Function that returns the object to use for localStorage
  */
diff --git a/spec/frontend/__helpers__/mock_window_location_helper.js b/spec/frontend/__helpers__/mock_window_location_helper.js
index 3755778e5c1..14082857053 100644
--- a/spec/frontend/__helpers__/mock_window_location_helper.js
+++ b/spec/frontend/__helpers__/mock_window_location_helper.js
@@ -2,9 +2,7 @@
  * Manage the instance of a custom `window.location`
  *
  * This only encapsulates the setup / teardown logic so that it can easily be
- * reused with different implementations (i.e. a spy or a [fake][1])
- *
- * [1]: https://stackoverflow.com/a/41434763/1708147
+ * reused with different implementations (i.e. a spy or a fake)
  *
  * @param {() => any} fn Function that returns the object to use for window.location
  */
diff --git a/spec/frontend/__helpers__/test_apollo_link.js b/spec/frontend/__helpers__/test_apollo_link.js
new file mode 100644
index 00000000000..dde3a4e99bb
--- /dev/null
+++ b/spec/frontend/__helpers__/test_apollo_link.js
@@ -0,0 +1,46 @@
+import { InMemoryCache } from 'apollo-cache-inmemory';
+import { ApolloClient } from 'apollo-client';
+import { ApolloLink } from 'apollo-link';
+import gql from 'graphql-tag';
+
+const FOO_QUERY = gql`
+  query {
+    foo
+  }
+`;
+
+/**
+ * This function returns a promise that resolves to the final operation after
+ * running an ApolloClient query with the given ApolloLink
+ *
+ * @typedef {Object} TestApolloLinkOptions
+ * @property {Object} context the default context object sent along the ApolloLink chain
+ *
+ * @param {ApolloLink} subjectLink the ApolloLink which is under test
+ * @param {TestApolloLinkOptions} options contains options to send a long with the query
+ *
+ * @returns Promise resolving to the resulting operation after running the subjectLink
+ */
+export const testApolloLink = (subjectLink, options = {}) =>
+  new Promise((resolve) => {
+    const { context = {} } = options;
+
+    // Use the terminating link to capture the final operation and resolve with this.
+    const terminatingLink = new ApolloLink((operation) => {
+      resolve(operation);
+
+      return null;
+    });
+
+    const client = new ApolloClient({
+      link: ApolloLink.from([subjectLink, terminatingLink]),
+      // cache is a required option
+      cache: new InMemoryCache(),
+    });
+
+    // Trigger a query so the ApolloLink chain will be executed.
+    client.query({
+      context,
+      query: FOO_QUERY,
+    });
+  });
-- 
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