Add simple tests

Author: jneira

.vscode/launch.json

@@ -18,10 +18,10 @@
       "type": "extensionHost",
       "request": "launch",
       "runtimeExecutable": "${execPath}",
-      "args": ["--extensionDevelopmentPath=${workspaceRoot}", "--extensionTestsPath=${workspaceRoot}/out/test"],
+      "args": ["--extensionDevelopmentPath=${workspaceRoot}", "--extensionTestsPath=${workspaceRoot}/out/src/test"],
       "stopOnEntry": false,
       "sourceMaps": true,
-      "outFiles": ["${workspaceRoot}/out/test/**/*.js"],
+      "outFiles": ["${workspaceRoot}/out/src/test/**/*.js"],
       "preLaunchTask": "npm: watch"
     }
   ]

src/test/runTest.ts

@@ -13,7 +13,10 @@ async function main() {
     const extensionTestsPath = path.resolve(__dirname, './suite/index');
 
     // Download VS Code, unzip it and run the integration test
-    await runTests({ extensionDevelopmentPath, extensionTestsPath });
+    await runTests({
+      extensionDevelopmentPath,
+      extensionTestsPath,
+    });
   } catch (err) {
     console.error(err);
     console.error('Failed to run tests');

src/test/suite/extension.test.ts

@@ -5,11 +5,23 @@ import * as assert from 'assert';
 import * as vscode from 'vscode';
 // import * as haskell from '../../extension';
 
+function getExtension() {
+  return vscode.extensions.getExtension('haskell.haskell');
+}
+
 suite('Extension Test Suite', () => {
   vscode.window.showInformationMessage('Start all tests.');
 
-  test('Sample test', () => {
-    assert.strictEqual([1, 2, 3].indexOf(5), -1);
-    assert.strictEqual([1, 2, 3].indexOf(0), -1);
+  test('Extension should be present', () => {
+    assert.ok(getExtension());
+  });
+
+  test('should activate', () => {
+    return vscode.extensions
+      .getExtension('haskell.haskell')
+      ?.activate()
+      .then(() => {
+        assert.ok(true);
+      });
   });
 });