test except

Author: brenoroosevelt

composer.json

@@ -36,6 +36,7 @@
             "src/Contains.php",
             "src/DotNotation.php",
             "src/Exactly.php",
+            "src/Except.php",
             "src/Expand.php",
             "src/First.php",
             "src/Flatten.php",

src/Except.php

@@ -0,0 +1,17 @@
+<?php
+declare(strict_types=1);
+
+namespace BrenoRoosevelt;
+
+/**
+ * Returns a subset of the collection with elements that do not match given keys.
+ * The keys are preserved
+ *
+ * @param array $items The collection
+ * @param mixed ...$keys keys to be filtered
+ * @return array
+ */
+function except(array $items, ...$keys): array
+{
+    return array_diff_key($items, array_flip($keys));
+}

src/array_functions.php

@@ -3,11 +3,6 @@
 
 namespace BrenoRoosevelt;
 
-function except(array $items, ...$keys): array
-{
-    return array_diff_key($items, array_flip($keys));
-}
-
 function column(iterable $items, $column): array
 {
     $result = [];

tests/ExceptTest.php

@@ -0,0 +1,34 @@
+<?php
+declare(strict_types=1);
+
+namespace BrenoRoosevelt\Tests;
+
+use PHPUnit\Framework\TestCase;
+use function BrenoRoosevelt\except;
+
+class ExceptTest extends TestCase
+{
+    public function testExcept()
+    {
+        $elements = [1, 'b', 'c', 'd'];
+        $this->assertEquals([1, 1 => 'b', 3 => 'd'], except($elements, 2));
+    }
+
+    public function testExceptKeyNotExists()
+    {
+        $elements = [1, 'b', 'c', 'd'];
+        $this->assertEquals([1, 'b', 'c', 'd'], except($elements, 'b'));
+    }
+
+    public function testExceptMany()
+    {
+        $elements = [1, 'b', 'c', 'd'];
+        $this->assertEquals([2 => 'c', 3 => 'd'], except($elements, 0, 1));
+    }
+
+    public function testExceptManyCase2()
+    {
+        $elements = [1, 'b', 'c', 'd'];
+        $this->assertEquals([1, 'b'], except($elements, 2, 3));
+    }
+}

tests/OnlyTest.php

@@ -5,7 +5,6 @@
 
 use PHPUnit\Framework\TestCase;
 use function BrenoRoosevelt\only;
-use function BrenoRoosevelt\reject;
 
 class OnlyTest extends TestCase
 {