Add razor definition integration tests (#7869)

Author: Andrew Hall

test/razor/razorIntegrationTests/definition.integration.test.ts

@@ -0,0 +1,114 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as path from 'path';
+import * as vscode from 'vscode';
+import { beforeAll, afterAll, test, expect, beforeEach } from '@jest/globals';
+import testAssetWorkspace from './testAssets/testAssetWorkspace';
+import * as integrationHelpers from '../../lsptoolshost/integrationTests/integrationHelpers';
+
+integrationHelpers.describeIfWindows(`Razor Definition ${testAssetWorkspace.description}`, function () {
+    beforeAll(async function () {
+        if (!integrationHelpers.isRazorWorkspace(vscode.workspace)) {
+            return;
+        }
+
+        await integrationHelpers.activateCSharpExtension();
+    });
+
+    beforeEach(async function () {
+        await integrationHelpers.openFileInWorkspaceAsync(path.join('Pages', 'Definition.razor'));
+    });
+
+    afterAll(async () => {
+        await testAssetWorkspace.cleanupWorkspace();
+    });
+
+    test('Go To Definition', async () => {
+        if (!integrationHelpers.isRazorWorkspace(vscode.workspace)) {
+            return;
+        }
+
+        const position = new vscode.Position(6, 41);
+        const locations = <vscode.Location[]>(
+            await vscode.commands.executeCommand(
+                'vscode.executeDefinitionProvider',
+                vscode.window.activeTextEditor!.document.uri,
+                position
+            )
+        );
+
+        expect(locations.length).toBe(1);
+        const definitionLocation = locations[0];
+
+        expect(definitionLocation.uri.path).toBe(vscode.window.activeTextEditor!.document.uri.path);
+        expect(definitionLocation.range.start.line).toBe(11);
+        expect(definitionLocation.range.start.character).toBe(16);
+        expect(definitionLocation.range.end.line).toBe(11);
+        expect(definitionLocation.range.end.character).toBe(28);
+    });
+
+    test('Find All References', async () => {
+        if (!integrationHelpers.isRazorWorkspace(vscode.workspace)) {
+            return;
+        }
+
+        const position = new vscode.Position(6, 41);
+        const locations = <vscode.Location[]>(
+            await vscode.commands.executeCommand(
+                'vscode.executeReferenceProvider',
+                vscode.window.activeTextEditor!.document.uri,
+                position
+            )
+        );
+
+        expect(locations.length).toBe(3);
+
+        let definitionLocation = locations[0];
+        expect(definitionLocation.uri.path).toBe(vscode.window.activeTextEditor!.document.uri.path);
+        expect(definitionLocation.range.start.line).toBe(6);
+        expect(definitionLocation.range.start.character).toBe(33);
+        expect(definitionLocation.range.end.line).toBe(6);
+        expect(definitionLocation.range.end.character).toBe(45);
+
+        definitionLocation = locations[1];
+        expect(definitionLocation.uri.path).toBe(vscode.window.activeTextEditor!.document.uri.path);
+        expect(definitionLocation.range.start.line).toBe(11);
+        expect(definitionLocation.range.start.character).toBe(16);
+        expect(definitionLocation.range.end.line).toBe(11);
+        expect(definitionLocation.range.end.character).toBe(28);
+
+        definitionLocation = locations[2];
+        expect(definitionLocation.uri.path).toBe(vscode.window.activeTextEditor!.document.uri.path);
+        expect(definitionLocation.range.start.line).toBe(15);
+        expect(definitionLocation.range.start.character).toBe(8);
+        expect(definitionLocation.range.end.line).toBe(15);
+        expect(definitionLocation.range.end.character).toBe(20);
+    });
+
+    test('Go To Implementation', async () => {
+        if (!integrationHelpers.isRazorWorkspace(vscode.workspace)) {
+            return;
+        }
+
+        const position = new vscode.Position(18, 18);
+        const locations = <vscode.Location[]>(
+            await vscode.commands.executeCommand(
+                'vscode.executeImplementationProvider',
+                vscode.window.activeTextEditor!.document.uri,
+                position
+            )
+        );
+
+        expect(locations.length).toBe(1);
+        const definitionLocation = locations[0];
+
+        expect(definitionLocation.uri.path).toBe(vscode.window.activeTextEditor!.document.uri.path);
+        expect(definitionLocation.range.start.line).toBe(23);
+        expect(definitionLocation.range.start.character).toBe(10);
+        expect(definitionLocation.range.end.line).toBe(23);
+        expect(definitionLocation.range.end.character).toBe(19);
+    });
+});

test/razor/razorIntegrationTests/testAssets/RazorApp/Pages/Definition.razor

@@ -0,0 +1,30 @@
+@page "/definition"
+
+<PageTitle>Counter</PageTitle>
+
+<h1>Counter</h1>
+
+<p role="status">Current count: @currentCount</p>
+
+<button class="btn btn-primary" @onclick="IncrementCount">Click me</button>
+
+@code {
+    private int currentCount = 0;
+
+    private void IncrementCount()
+    {
+        currentCount++;
+    }
+
+    interface ITestInterface 
+    {
+        void TestMethod();
+    }
+
+    class TestClass : ITestInterface
+    {
+        public void TestMethod()
+        {
+        }
+    }
+}