ArrayRandWeightedTest::it_can_handle_an_empty_array() - Code Metrics - spatie/array-functions - Measure and Improve Code Quality continuously with Scrutinizer

array-functions

it_can_handle_an_empty_array() A
last analyzed 2020-10-12 08:58 UTC

↳ Parent: ArrayRandWeightedTest

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
nc	1
nop	0
dl	0
loc	4
rs	10
c	0
b	0
f	0

<?php

namespace Spatie\Test;

use function spatie\array_rand_weighted;
use PHPUnit\Framework\TestCase;

class ArrayRandWeightedTest extends TestCase
{
    protected $testArray = [
        'foo' => 1,
        'bar' => 1,
        'baz' => 4,
    ];

    /**
     * @test
     */
    public function it_can_handle_an_empty_array()
    {
        $this->assertNull(array_rand_weighted([]));
    }

    /**
     * @test
     */
    public function it_retrieves_a_value_from_the_array()
    {
        $this->assertContains(array_rand_weighted($this->testArray), array_keys($this->testArray));
    }

    /**
     * @test
     */
    public function it_is_safe_to_assume_the_result_is_weighted()
    {
        $results = [];

        for ($i = 0; $i < 100; ++$i) {
            $results[] = array_rand_weighted($this->testArray);
        }

        $resultCounts = array_count_values($results);

        $this->assertGreaterThan($resultCounts['foo'] + $resultCounts['bar'], $resultCounts['baz']);
    }
}


1			<?php
2
3			namespace Spatie\Test;
4
5			use function spatie\array_rand_weighted;
6			use PHPUnit\Framework\TestCase;
7
8			class ArrayRandWeightedTest extends TestCase
9			{
10			protected $testArray = [
11			'foo' => 1,
12			'bar' => 1,
13			'baz' => 4,
14			];
15
16			/**
17			* @test
18			*/
19			public function it_can_handle_an_empty_array()
20			{
21			$this->assertNull(array_rand_weighted([]));
22			}
23
24			/**
25			* @test
26			*/
27			public function it_retrieves_a_value_from_the_array()
28			{
29			$this->assertContains(array_rand_weighted($this->testArray), array_keys($this->testArray));
30			}
31
32			/**
33			* @test
34			*/
35			public function it_is_safe_to_assume_the_result_is_weighted()
36			{
37			$results = [];
38
39			for ($i = 0; $i < 100; ++$i) {
40			$results[] = array_rand_weighted($this->testArray);
41			}
42
43			$resultCounts = array_count_values($results);
44
45			$this->assertGreaterThan($resultCounts['foo'] + $resultCounts['bar'], $resultCounts['baz']);
46			}
47			}
48

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it_can_handle_an_empty_array() A last analyzed 2020-10-12 08:58 UTC

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it_can_handle_an_empty_array() A
last analyzed 2020-10-12 08:58 UTC