Test: Add unit tests for EnvironmentManager closes #4

src/test/environment.test.ts

@@ -0,0 +1,42 @@
+import * as assert from 'assert';
+import * as vscode from 'vscode';
+import { EnvironmentManager } from '../utils/environment';
+import * as path from 'path';
+
+suite('EnvironmentManager Test Suite', () => {
+    vscode.window.showInformationMessage('Start EnvironmentManager tests.');
+
+    test('Singleton instance should be consistent', () => {
+        const instance1 = EnvironmentManager.getInstance();
+        const instance2 = EnvironmentManager.getInstance();
+        assert.strictEqual(instance1, instance2, 'EnvironmentManager should be a singleton');
+    });
+
+    test('Should check required tools', async () => {
+        const manager = EnvironmentManager.getInstance();
+        // We can't guarantee what tools are installed on the CI/User machine,
+        // but we can ensure the method returns an array (empty or not).
+        const missingTools = await manager.checkRequiredTools();
+        assert.ok(Array.isArray(missingTools), 'checkRequiredTools should return an array');
+    });
+
+    test('Validate environment for workspace', async () => {
+        const manager = EnvironmentManager.getInstance();
+        const workspaceFolders = vscode.workspace.workspaceFolders;
+
+        if (workspaceFolders && workspaceFolders.length > 0) {
+            const workspacePath = workspaceFolders[0].uri.fsPath;
+            // validating environment should not throw
+            try {
+                const isValid = await manager.validateEnvironment(workspacePath, true); // Force check
+                console.log(`Environment valid: ${isValid}`);
+                assert.ok(typeof isValid === 'boolean', 'validateEnvironment should return a boolean');
+            } catch (error) {
+                assert.fail(`validateEnvironment threw an error: ${error}`);
+            }
+        } else {
+            // If no workspace is open, we can't test validation fully, but we can skip validly
+            console.log('No workspace open, skipping validation test');
+        }
+    });
+});