From f219dd8ee7ef9d91cff9f73e2df4b9fa456c6976 Mon Sep 17 00:00:00 2001
From: Dimitar Dinchev <dinchev.dimitar@gmail.com>
Date: Mon, 9 Jan 2017 09:54:00 +0200
Subject: [PATCH] Allow comparing floats with delta.

---
 src/Codeception/Verify.php |  8 ++++----
 tests/VerifyTest.php       | 11 ++++++++++-
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/src/Codeception/Verify.php b/src/Codeception/Verify.php
index 0d2d286..ee0cfcc 100644
--- a/src/Codeception/Verify.php
+++ b/src/Codeception/Verify.php
@@ -30,19 +30,19 @@ public function setIsFileExpectation($isFileExpectation)
         $this->isFileExpectation = $isFileExpectation;
     }
 
-    public function equals($expected)
+    public function equals($expected, $delta = 0)
     {
         if ( ! $this->isFileExpectation ) {
-            a::assertEquals($expected, $this->actual, $this->description);
+            a::assertEquals($expected, $this->actual, $this->description, $delta);
         } else {
             a::assertFileEquals($expected, $this->actual, $this->description);
         }
     }
 
-    public function notEquals($expected)
+    public function notEquals($expected, $delta = 0)
     {
         if ( ! $this->isFileExpectation ) {
-            a::assertNotEquals($expected, $this->actual, $this->description);
+            a::assertNotEquals($expected, $this->actual, $this->description, $delta);
         } else {
             a::assertFileNotEquals($expected, $this->actual, $this->description);
         }
diff --git a/tests/VerifyTest.php b/tests/VerifyTest.php
index c999626..46e3012 100644
--- a/tests/VerifyTest.php
+++ b/tests/VerifyTest.php
@@ -12,13 +12,22 @@ protected function setUp()
         $this->xml = new DomDocument;
         $this->xml->loadXML('<foo><bar>Baz</bar><bar>Baz</bar></foo>');
     }
+    
     public function testEquals()
     {
         verify(5)->equals(5);
         verify("hello")->equals("hello");
         verify("user have 5 posts", 5)->equals(5);
-        verify(3)->notEquals(5);
+        verify(3.251)->equals(3.25, 0.01);
+        verify("respects delta", 3.251)->equals(3.25, 0.01);
         verify_file(__FILE__)->equals(__FILE__);
+    }
+
+    public function testNotEquals()
+    {
+        verify(3)->notEquals(5);
+        verify(3.252)->notEquals(3.25, 0.001);
+        verify("respects delta", 3.252, 0.001);
         verify_file(__FILE__)->notEquals(__DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'composer.json');
     }