Add hover integration tests

Author: dibarbet

test/integrationTests/hover.integration.tests.ts

@@ -0,0 +1,45 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import * as path from 'path';
+import testAssetWorkspace from './testAssets/testAssetWorkspace';
+import { activateCSharpExtension, closeAllEditorsAsync, openFileInWorkspaceAsync } from './integrationHelpers';
+import { describe, beforeAll, beforeEach, afterAll, test, expect, afterEach } from '@jest/globals';
+
+describe(`[${testAssetWorkspace.description}] Hover Tests`, () => {
+    beforeAll(async () => {
+        await activateCSharpExtension();
+    });
+
+    beforeEach(async () => {
+        await openFileInWorkspaceAsync(path.join('src', 'app', 'hover.cs'));
+    });
+
+    afterAll(async () => {
+        await testAssetWorkspace.cleanupWorkspace();
+    });
+
+    afterEach(async () => {
+        await closeAllEditorsAsync();
+    });
+
+    test('Hover returns correct documentation', async () => {
+        const hovers = <vscode.Hover[]>(
+            await vscode.commands.executeCommand(
+                'vscode.executeHoverProvider',
+                vscode.window.activeTextEditor!.document.uri,
+                new vscode.Position(33, 27)
+            )
+        );
+
+        const expected =
+            '```csharp\r\nbool testissue.Compare(int gameObject, string tagName)\r\n```\r\n  \r\nA cref&nbsp;testissue  \r\n**strong text**  \r\n_italic text_  \r\n<u>underline text</u>  \r\n  \r\n•&nbsp;Item 1\\.  \r\n•&nbsp;Item 2\\.  \r\n  \r\n[link text](https://google.com)  \r\n  \r\nRemarks are cool too\\.  \r\n  \r\nReturns:  \r\n&nbsp;&nbsp;a string  \r\n  \r\nExceptions:  \r\n&nbsp;&nbsp;NullReferenceException  \r\n';
+
+        expect(hovers.length).toEqual(1);
+        expect((hovers[0].contents[0] as vscode.MarkdownString).value).toEqual(expected);
+        expect(hovers[0].range).toStrictEqual(new vscode.Range(33, 27, 33, 34));
+    });
+});