From 6f0924cafb7aef6712ac4f0319d6f04d4232c5c1 Mon Sep 17 00:00:00 2001
From: duart38 <mr.codercuracao@gmail.com>
Date: Mon, 15 Mar 2021 21:56:34 +0100
Subject: [PATCH] added test

---
 tests/STRING_test.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/STRING_test.ts b/tests/STRING_test.ts
index 0be3b19..e3aa435 100644
--- a/tests/STRING_test.ts
+++ b/tests/STRING_test.ts
@@ -90,4 +90,11 @@ Deno.test("STRING adapt test", () => {
   Deno.test("STRING adapt via do() test", () => {
     const t = STRING("hello").contains("hello").do((prev: string)=>prev += " world").getValue();
     assertStringIncludes(t, "hello world");
+  });
+
+  Deno.test("STRING does not change if do method is not reached", () => {
+    const t = STRING("hello")
+    .contains("x")
+    .do((prev: string)=>prev += " world").getValue();
+    assertStringIncludes(t, "hello");
   });
\ No newline at end of file