Initial upload with CI/CD workflow

tests/cli.test.ts

@@ -0,0 +1,94 @@
+import * as path from 'path';
+import * as fs from 'fs';
+import { execSync } from 'child_process';
+
+describe('CLI', () => {
+  const fixturesDir = path.join(__dirname, 'fixtures');
+  const cliPath = path.join(__dirname, '..', 'dist', 'index.js');
+
+  describe('--help flag', () => {
+    test('shows help', () => {
+      const output = execSync(
+        `node ${cliPath} --help`,
+        { encoding: 'utf-8' }
+      );
+
+      expect(output).toContain('Usage');
+      expect(output).toContain('validate');
+      expect(output).toContain('generate');
+      expect(output).toContain('migrate');
+    });
+  });
+
+  describe('--version flag', () => {
+    test('shows version', () => {
+      const output = execSync(
+        `node ${cliPath} --version`,
+        { encoding: 'utf-8' }
+      );
+
+      expect(output).toMatch(/^\d+\.\d+\.\d+/);
+    });
+  });
+
+  describe('validate command', () => {
+    test('validates valid .env file', () => {
+      const envPath = path.join(fixturesDir, '.env');
+      const schemaPath = path.join(fixturesDir, 'schema.json');
+      
+      const output = execSync(
+        `node ${cliPath} validate -e ${envPath} -s ${schemaPath}`,
+        { encoding: 'utf-8' }
+      );
+
+      expect(output).toContain('Validation passed');
+    });
+  });
+
+  describe('generate command', () => {
+    test('generates TypeScript interface', () => {
+      const envPath = path.join(fixturesDir, '.env');
+      
+      const output = execSync(
+        `node ${cliPath} generate -e ${envPath}`,
+        { encoding: 'utf-8' }
+      );
+
+      expect(output).toContain('export interface EnvVariables');
+      expect(output).toContain('PORT: number;');
+    });
+
+    test('writes output to file', () => {
+      const envPath = path.join(fixturesDir, '.env');
+      const outputFile = path.join(__dirname, 'output.ts');
+      
+      execSync(
+        `node ${cliPath} generate -e ${envPath} -o ${outputFile}`,
+        { encoding: 'utf-8' }
+      );
+
+      const generated = fs.readFileSync(outputFile, 'utf-8');
+      expect(generated).toContain('export interface EnvVariables');
+      
+      fs.unlinkSync(outputFile);
+    });
+  });
+
+  describe('migrate command', () => {
+    test('generates schema.json', () => {
+      const envPath = path.join(fixturesDir, '.env');
+      const outputFile = path.join(__dirname, 'schema_output.json');
+      
+      execSync(
+        `node ${cliPath} migrate -e ${envPath} -o ${outputFile}`,
+        { encoding: 'utf-8' }
+      );
+
+      const schema = JSON.parse(fs.readFileSync(outputFile, 'utf-8'));
+      expect(schema.variables).toBeDefined();
+      expect(schema.variables.PORT).toBeDefined();
+      
+      fs.unlinkSync(outputFile);
+    });
+  });
+});