Add a simple _example folder in the _tests_ one that can be easily reused to create new tests

src/__tests__/_example/index.ts

@@ -0,0 +1,36 @@
+import { existsSync, readFileSync, rmdirSync } from 'fs';
+
+import { convertFromDirectory } from '../../index';
+
+describe('example', () => {
+  const typeOutputDirectory = './src/__tests__/_example/interfaces';
+
+  beforeAll(() => {
+    if (existsSync(typeOutputDirectory)) {
+      rmdirSync(typeOutputDirectory, { recursive: true });
+    }
+  });
+
+  test('test example', async () => {
+    const result = await convertFromDirectory({
+      schemaDirectory: './src/__tests__/_example/schemas',
+      typeOutputDirectory,
+      sortPropertiesByName: false
+    });
+
+    expect(result).toBe(true);
+
+    const oneContent = readFileSync(`${typeOutputDirectory}/One.ts`).toString();
+    expect(oneContent).toBe(
+      `/**
+ * This file was automatically generated by joi-to-typescript
+ * Do not modify this file manually
+ */
+
+export interface Example {
+  thing: string;
+}
+`
+    );
+  });
+});

src/__tests__/_example/schemas/OneSchema.ts

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+import Joi from 'joi';
+
+export const exampleSchema = Joi.object({
+  thing: Joi.string().required()
+}).meta({ className: 'Example' });