Make a simpler test and simpler yarn test setup

Author: juliasilge

apps/vscode/package.json

@@ -1414,8 +1414,7 @@
     "dev": "yarn run build dev",
     "lint": "eslint src --ext ts",
     "build-lang": "node syntaxes/build-lang",
-    "test-build": "yarn run build test",
-    "test": "vscode-test"
+    "test": "yarn run build test && vscode-test"
   },
   "dependencies": {
     "axios": "^1.2.1",

apps/vscode/src/test/quartoDoc.test.ts

@@ -0,0 +1,13 @@
+import * as vscode from "vscode";
+import * as assert from "assert";
+import { exampleWorkspacePath } from "./test-utils";
+import { isQuartoDoc } from "../core/doc";
+
+suite("Quarto basics", () => {
+  test("Can open a Quarto document", async () => {
+    const doc = await vscode.workspace.openTextDocument(exampleWorkspacePath("hello.qmd"));
+    const editor = await vscode.window.showTextDocument(doc);
+    assert.strictEqual(editor?.document.languageId, "quarto");
+    assert.strictEqual(isQuartoDoc(editor?.document), true);
+  });
+});

apps/vscode/src/test/test-utils.ts

@@ -0,0 +1,18 @@
+import * as path from "path";
+
+
+/**
+ * Path to the root directory of the extension:
+ * https://github.com/microsoft/vscode-python-tools-extension-template/blob/main/src/common/constants.ts
+ */
+export const EXTENSION_ROOT_DIR =
+  path.basename(__dirname) === "common"
+    ? path.dirname(path.dirname(__dirname))
+    : path.dirname(__dirname);
+
+export const TEST_PATH = path.join(EXTENSION_ROOT_DIR, "src", "test");
+export const WORKSPACE_PATH = path.join(TEST_PATH, "examples");
+
+export function exampleWorkspacePath(file: string): string {
+  return path.join(WORKSPACE_PATH, file);
+}