From 5108b2ca4f8c839daea7438ad1d00009927b2021 Mon Sep 17 00:00:00 2001
From: Benjamin Delespierre <benjamin.delespierre@gmail.com>
Date: Sun, 23 Aug 2020 21:38:19 +0200
Subject: [PATCH] fixing arrow function (not available in 7.3)

---
 tests/Kmeans/ClusterTest.php |  4 +++-
 tests/Kmeans/SpaceTest.php   | 12 +++++++++---
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/tests/Kmeans/ClusterTest.php b/tests/Kmeans/ClusterTest.php
index 9b2a5f0..022e4ec 100644
--- a/tests/Kmeans/ClusterTest.php
+++ b/tests/Kmeans/ClusterTest.php
@@ -35,7 +35,9 @@ class ClusterTest extends TestCase
             [
                 'centroid' => $points[0]->toArray(),
                 'points'   => array_map(
-                    fn($p) => $p->toArray(),
+                    function ($p) {
+                        return $p->toArray();
+                    },
                     $points
                 ),
             ],
diff --git a/tests/Kmeans/SpaceTest.php b/tests/Kmeans/SpaceTest.php
index 4f65f69..d4611a7 100644
--- a/tests/Kmeans/SpaceTest.php
+++ b/tests/Kmeans/SpaceTest.php
@@ -41,7 +41,9 @@ class SpaceTest extends TestCase
         }
 
         $this->assertEquals(
-            ['points' => array_map(fn($p) => $p->toArray(), $points)],
+            ['points' => array_map(function ($p) {
+                return $p->toArray();
+            }, $points)],
             $space->toArray()
         );
     }
@@ -119,10 +121,14 @@ class SpaceTest extends TestCase
         $min = new Point($space, [0]);
         $max = new Point($space, [10]);
 
-        Space::setRng(fn($min, $max) => $min);
+        Space::setRng(function ($min, $max) {
+            return $min;
+        });
         $this->assertEquals($min, $space->getRandomPoint($min, $max));
 
-        Space::setRng(fn($min, $max) => $max);
+        Space::setRng(function ($min, $max) {
+            return $max;
+        });
         $this->assertEquals($max, $space->getRandomPoint($min, $max));
     }