StatementIteratorTest::testIteratorIterationCallsFetchOncePerStep() - Code Metrics - Inspection of "Make classes final where applicable." - doctrine/dbal - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Pull Request — develop (#3590)

by Jonathan

created 2019-06-04 17:25 UTC

testIteratorIterationCallsFetchOncePerStep() A

↳ Parent: StatementIteratorTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	10
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	5
dl	0
loc	10
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	0

<?php

declare(strict_types=1);

namespace Doctrine\Tests\DBAL\Driver;

use Doctrine\DBAL\Driver\Statement;
use Doctrine\DBAL\Driver\StatementIterator;
use Doctrine\Tests\DbalTestCase;
use PHPUnit\Framework\MockObject\MockObject;
use Traversable;

class StatementIteratorTest extends DbalTestCase
{
    public function testIteratorIterationCallsFetchOncePerStep() : void
    {
        $stmt = $this->createMock(Statement::class);

        $calls = 0;
        $this->configureStatement($stmt, $calls);

        $stmtIterator = new StatementIterator($stmt);

        $this->assertIterationCallsFetchOncePerStep($stmtIterator, $calls);
    }

    private function configureStatement(MockObject $stmt, int &$calls) : void
    {
        $values = ['foo', '', 'bar', '0', 'baz', 0, 'qux', null, 'quz', false, 'impossible'];
        $calls  = 0;

        $stmt->expects($this->exactly(10))
            ->method('fetch')
            ->willReturnCallback(static function () use ($values, &$calls) {
                $value = $values[$calls];
                $calls++;

                return $value;
            });
    }

    private function assertIterationCallsFetchOncePerStep(Traversable $iterator, int &$calls) : void
    {
        foreach ($iterator as $i => $_) {
            $this->assertEquals($i + 1, $calls);
        }
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			namespace Doctrine\Tests\DBAL\Driver;
6
7			use Doctrine\DBAL\Driver\Statement;
8			use Doctrine\DBAL\Driver\StatementIterator;
9			use Doctrine\Tests\DbalTestCase;
10			use PHPUnit\Framework\MockObject\MockObject;
11			use Traversable;
12
13			class StatementIteratorTest extends DbalTestCase
14			{
15			public function testIteratorIterationCallsFetchOncePerStep() : void
16			{
17			$stmt = $this->createMock(Statement::class);
18
19			$calls = 0;
20			$this->configureStatement($stmt, $calls);
21
22			$stmtIterator = new StatementIterator($stmt);
23
24			$this->assertIterationCallsFetchOncePerStep($stmtIterator, $calls);
25			}
26
27			private function configureStatement(MockObject $stmt, int &$calls) : void
28			{
29			$values = ['foo', '', 'bar', '0', 'baz', 0, 'qux', null, 'quz', false, 'impossible'];
30			$calls = 0;
31
32			$stmt->expects($this->exactly(10))
33			->method('fetch')
34			->willReturnCallback(static function () use ($values, &$calls) {
35			$value = $values[$calls];
36			$calls++;
37
38			return $value;
39			});
40			}
41
42			private function assertIterationCallsFetchOncePerStep(Traversable $iterator, int &$calls) : void
43			{
44			foreach ($iterator as $i => $_) {
45			$this->assertEquals($i + 1, $calls);
46			}
47			}
48			}
49

doctrine / dbal

Pull Request — develop (#3590)

testIteratorIterationCallsFetchOncePerStep() A

Complexity

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Duplication

Importance

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