Add ArrayUtils::hasDuplicateValue + tests

smartbooster · Jun 20, 2024 · a814a99 · a814a99
1 parent 695771c
commit a814a99
Show file tree

Hide file tree

Showing 3 changed files with 42 additions and 0 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 CHANGELOG for 1.x
 ===================
+## v1.7.1 - (2024-06-20)
+### Added
+- `ArrayUtils::hasDuplicateValue` + tests
+
 ## v1.7.0 - (2024-06-14)
 ### Added
 - `MonitoringApiControllerTrait` used to centralize ApiCall manipulation during api monitoring

diff --git a/src/Utils/ArrayUtils.php b/src/Utils/ArrayUtils.php
@@ -264,4 +264,12 @@ public static function flatToMap(?array $array, ?\Closure $fnKey, ?\Closure $fnV
 
         return array_combine($keys, $values);
     }
+
+    /**
+     * Inspiration : https://stackoverflow.com/questions/3145607/php-check-if-an-array-has-duplicates
+     */
+    public static function hasDuplicateValue(array $array): bool
+    {
+        return count($array) !== count(array_flip($array));
+    }
 }
diff --git a/tests/Utils/ArrayUtilsTest.php b/tests/Utils/ArrayUtilsTest.php
@@ -576,4 +576,34 @@ function (int $value) {
             ],
         ];
     }
+
+    /**
+     * @dataProvider hasDuplicateProvider
+     */
+    public function testHasDuplicateValue(bool $expected, array $array): void
+    {
+        $this->assertSame($expected, ArrayUtils::hasDuplicateValue($array));
+    }
+
+    public function hasDuplicateProvider(): array
+    {
+        return [
+            'array_with_string_duplicated' => [
+                true,
+                ['a', 'b', 'c', 'a']
+            ],
+            'array_with_string_not_duplicated' => [
+                false,
+                ['a', 'b', 'c']
+            ],
+            'array_with_int_duplicated' => [
+                true,
+                [1, 15, 15, 50]
+            ],
+            'array_with_int_not_duplicated' => [
+                false,
+                [18, 10, 88]
+            ],
+        ];
+    }
 }