test: array test

Author: adhocore

tests/ArrayTest.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace Ahc\Underscore\Tests;
+
+use Ahc\Underscore\UnderscoreArray as _;
+
+class ArrayTest extends \PHPUnit_Framework_TestCase
+{
+    public function test_first_last()
+    {
+        $array = range(rand(5, 10), rand(15, 20));
+
+        $this->assertSame($array[0], _::_($array)->first(), 'first');
+        $this->assertSame(array_reverse($array)[0], _::_($array)->last(), 'last');
+
+        $array = ['x' => ['first'], 'z' => 'last'];
+
+        $this->assertSame($array['x'], _::_($array)->first(), 'first');
+        $this->assertSame($array['z'], _::_($array)->last(), 'last');
+    }
+
+    public function test_compact()
+    {
+        $array = [0, 'a', '', [], 2, [1]];
+
+        $this->assertSame([1 => 'a', 4 => 2, 5 => [1]], _::_($array)->compact()->get(), 'first');
+    }
+
+    public function test_flatten()
+    {
+        $array = [0, 'a', '', [[1, [2]]], 'b', [[[3]], 4, 'c']];
+
+        $this->assertSame(
+            [0, 'a', '', 1, 2, 'b', 3, 4, 'c'],
+            _::_($array)->flatten()->get(),
+            'flatten'
+        );
+    }
+
+    public function test_unique_uniq()
+    {
+        $array = [0, 'a', '', 1, '', 0, 2, 'a', 3, 1];
+
+        $this->assertSame(
+            [0, 'a', '', 1, 6 => 2, 8 => 3],
+            _::_($array)->unique()->get(),
+            'unique'
+        );
+
+        $array = ['a', '', 'a', 1, '', 0, 1, 'b', 3, 2];
+
+        $this->assertSame(
+            ['a', '', 3 => 1, 5 => 0, 7 => 'b', 8 => 3, 9 => 2],
+            _::_($array)->uniq(function ($i) {
+                return $i;
+            })->get(),
+            'uniq'
+        );
+    }
+}