Mirrors/wiosna-dev_common-library
1
0
Fork 1
mirror of https://github.com/wiosna-dev/common-library.git synced 2026-03-12 01:31:45 +01:00
Code Issues Packages Projects Releases Wiki Activity

Add Miscellaneous::calculateGreatestCommonDivisor() method

Browse Source
This commit is contained in:
Meritoo
2019-09-09 09:41:07 +02:00
parent 678cdfdf01
commit 9903c82496
2 changed files with 62 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/Utilities/Miscellaneous.php
View File

@@ -1319,4 +1319,9 @@ class Miscellaneous
return substr($string, 1); return substr($string, 1);
} }
public static function calculateGreatestCommonDivisor(int $first, int $second): int
{
return (0 === $second) ? $first : static::calculateGreatestCommonDivisor($second, $first % $second);
}
} }

57
tests/Utilities/MiscellaneousTest.php
View File

@@ -735,6 +735,18 @@ class MiscellaneousTest extends BaseTestCase
self::assertEquals($expected, Miscellaneous::removeMarginalCharacter($string, $last), $description); self::assertEquals($expected, Miscellaneous::removeMarginalCharacter($string, $last), $description);
} }
/**
* @param int $first
* @param int $second
* @param int $expected
*
* @dataProvider provideGreatestCommonDivisor
*/
public function testCalculateGreatestCommonDivisor(int $first, int $second, int $expected): void
{
static::assertSame($expected, Miscellaneous::calculateGreatestCommonDivisor($first, $second));
}
/** /**
* Provides string to convert characters to latin characters and not lower cased and not human-readable * Provides string to convert characters to latin characters and not lower cased and not human-readable
* *
@@ -1506,6 +1518,51 @@ class MiscellaneousTest extends BaseTestCase
]; ];
} }
public function provideGreatestCommonDivisor(): ?Generator
{
yield[
0,
0,
0,
];
yield[
1,
1,
1,
];
yield[
5,
3,
1,
];
yield[
6,
3,
3,
];
yield[
12,
9,
3,
];
yield[
20,
12,
4,
];
yield[
120,
80,
40,
];
}
/** /**
* {@inheritdoc} * {@inheritdoc}
*/ */