Merge pull request UnDeAdYeTii#5 from pxgamer/feature/phpunit

Feature/phpunit

tests/Arr/AppendTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class AppendTest
+ */
+class AppendTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'bananas'
+    ];
+
+    /**
+     * Test whether it appends the specified value to the array
+     */
+    public function testCanAppendValueToArray()
+    {
+        $array = new Arr($this->testData);
+        $array->append('pears');
+
+        $this->assertArrayHasKey(1, $array->toArray());
+        $this->assertTrue($array->toArray()[1] === 'pears');
+    }
+}

tests/Arr/AtTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class AtTest
+ */
+class AtTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'right'       => 'apples',
+        'wrong'       => 'oranges',
+        'wrongAsWell' => 'apples',
+    ];
+
+    /**
+     * Test whether it returns the value for the specified key
+     */
+    public function testCanGetValueAtSpecifiedKey()
+    {
+        $array = new Arr($this->testData);
+        $this->assertTrue($array->at('right') === 'apples');
+        $this->assertFalse($array->at('wrong') === 'apples');
+    }
+}

tests/Arr/FirstTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class FirstTest
+ */
+class FirstTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'oranges',
+        'apples',
+    ];
+
+    /**
+     * Test whether it shifts the first element off the array and returns this
+     */
+    public function testCanGetFirstArrayElement()
+    {
+        $array = new Arr($this->testData);
+        $result = $array->first();
+
+        $this->assertTrue($result === ['apples']);
+        $this->assertTrue($array->toArray() === ['oranges', 'apples']);
+    }
+}

tests/Arr/GetTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class GetTest
+ */
+class GetTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'bananas' => [
+            'oranges' => [
+                'apples' => 'pears'
+            ]
+        ]
+    ];
+
+    /**
+     * Test whether it returns the value for the specified key
+     */
+    public function testCanGetValueAtSpecifiedKey()
+    {
+        $array = new Arr($this->testData);
+        $this->assertArrayHasKey('apples', $array->get('bananas.oranges'));
+        $this->assertTrue($array->get('bananas.oranges.apples') === 'pears');
+    }
+}

tests/Arr/IndexOfTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+use YeTii\General\Num;
+
+/**
+ * Class IndexOfTest
+ */
+class IndexOfTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'pears',
+        'oranges'
+    ];
+
+    /**
+     * Test whether it returns the key for the specified value
+     */
+    public function testCanGetIndexOfNeedleInArray()
+    {
+        $array = new Arr($this->testData);
+        $this->assertTrue($array->indexOf('pears') === 1);
+    }
+}

tests/Arr/IndexesOfTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class IndexesOfTest
+ */
+class IndexesOfTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'oranges',
+        'apples',
+    ];
+
+    /**
+     * Test whether it returns the keys for the specified value
+     */
+    public function testCanGetIndexesOfNeedleInArray()
+    {
+        $array = new Arr($this->testData);
+        $this->assertTrue($array->indexesOf('apples') === [0, 2]);
+    }
+}

tests/Arr/KeysTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class KeysTest
+ */
+class KeysTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'oranges',
+        'apples',
+    ];
+
+    /**
+     * Test whether it returns an array of the keys
+     */
+    public function testCanGetKeysForArray()
+    {
+        $array = new Arr($this->testData);
+        $result = $array->keys();
+        $this->assertTrue($result === [0, 1, 2]);
+    }
+}

tests/Arr/LastTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class LastTest
+ */
+class LastTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'bananas',
+        'apples',
+        'oranges',
+    ];
+
+    /**
+     * Test whether it pops the last element off the array and returns this
+     */
+    public function testCanGetLastArrayElement()
+    {
+        $array = new Arr($this->testData);
+        $result = $array->last();
+
+        $this->assertTrue($result === ['oranges']);
+        $this->assertTrue($array->toArray() === ['apples', 'bananas', 'apples']);
+    }
+}

tests/Arr/LengthTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class LengthTest
+ */
+class LengthTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'oranges',
+        'apples',
+    ];
+
+    /**
+     * Test whether it returns the length of the array
+     */
+    public function testCanGetLengthOfArray()
+    {
+        $array = new Arr($this->testData);
+        $this->assertTrue($array->length() === 3);
+    }
+}

tests/Arr/PrependTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class PrependTest
+ */
+class PrependTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'bananas'
+    ];
+
+    /**
+     * Test whether it prepends the specified value to the array
+     */
+    public function testCanPrependValueToArray()
+    {
+        $array = new Arr($this->testData);
+        $array->prepend('pears');
+
+        $this->assertArrayHasKey(0, $array->toArray());
+        $this->assertTrue($array->toArray()[0] === 'pears');
+    }
+}

tests/Arr/ShuffleTest.php

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+<?php
+
+namespace Yetii\Tests\Arr;
+
+use PHPUnit\Framework\TestCase;
+use YeTii\General\Arr;
+
+/**
+ * Class ShuffleTest
+ */
+class ShuffleTest extends TestCase
+{
+    /**
+     * @var array
+     */
+    public $testData = [
+        'apples',
+        'oranges',
+        'apples',
+    ];
+
+    /**
+     * Test whether it returns a shuffled array
+     */
+    public function testCanShuffleTheArray()
+    {
+        $array = new Arr($this->testData);
+        $result = $array->shuffle();
+        $this->assertInstanceOf(Arr::class, $result);
+        $this->assertInternalType('array', $result->toArray());
+        $this->assertFalse($result === $this->testData);
+    }
+}