From 0ef21394e3e784a8eebe79fb942904380be487d2 Mon Sep 17 00:00:00 2001
From: Jerko Steiner <jerko.steiner@gmail.com>
Date: Sun, 3 Nov 2019 19:20:22 -0400
Subject: [PATCH] Add ability to mock captcha via process.env.CAPTCHA

process.env.NODE_ENV must be set to test
---
 packages/captcha/src/Captcha.test.ts | 14 ++++++++++++++
 packages/captcha/src/Captcha.ts      | 10 ++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100644 packages/captcha/src/Captcha.test.ts

diff --git a/packages/captcha/src/Captcha.test.ts b/packages/captcha/src/Captcha.test.ts
new file mode 100644
index 0000000..6e3fd71
--- /dev/null
+++ b/packages/captcha/src/Captcha.test.ts
@@ -0,0 +1,14 @@
+import { getValue } from './Captcha'
+
+describe('getValue', () => {
+  it('returns value by default', () => {
+    expect(getValue('test')).toBe('test')
+  })
+
+  it('returns process.env.CAPTCHA value (for testing)', () => {
+    expect(getValue('1234', {
+      NODE_ENV: 'test',
+      CAPTCHA: '5678',
+    })).toBe('5678')
+  })
+})
diff --git a/packages/captcha/src/Captcha.ts b/packages/captcha/src/Captcha.ts
index 01b68da..b896d91 100644
--- a/packages/captcha/src/Captcha.ts
+++ b/packages/captcha/src/Captcha.ts
@@ -15,14 +15,20 @@ declare global {
   }
 }
 
+/**
+ * To make it easier to pass captcha in tests
+ */
+export function getValue(value: string, env = process.env) {
+  return env.NODE_ENV === 'test' && env.CAPTCHA ? env.CAPTCHA : value
+}
+
 export function createCaptcha(
   value: string,
   type: CaptchaType,
 ): Captcha {
   return {
-    value,
+    value: getValue(value),
     type,
     timestamp: Date.now(),
   }
-
 }