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Merge pull request #328 from ergebnis/feature/string-provider
Enhancement: Implement StringProvider
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| <?php | ||
|
|
||
| declare(strict_types=1); | ||
|
|
||
| /** | ||
| * Copyright (c) 2017-2020 Andreas Möller | ||
| * | ||
| * For the full copyright and license information, please view | ||
| * the LICENSE.md file that was distributed with this source code. | ||
| * | ||
| * @see https://github.com/ergebnis/test-util | ||
| */ | ||
|
|
||
| namespace Ergebnis\Test\Util\DataProvider; | ||
|
|
||
| use Ergebnis\Test\Util; | ||
|
|
||
| final class StringProvider | ||
| { | ||
| use Util\Helper; | ||
|
|
||
| /** | ||
| * @return \Generator<string, array{0: string}> | ||
| */ | ||
| public static function arbitrary(): \Generator | ||
| { | ||
| yield from self::provideWhereNot(self::values(), static function (string $value): bool { | ||
| return '' === \trim($value); | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * @return \Generator<string, array{0: string}> | ||
| */ | ||
| public static function blank(): \Generator | ||
| { | ||
| yield from self::provideWhere(self::values(), static function (string $value): bool { | ||
| return '' === \trim($value) | ||
| && '' !== $value; | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * @return \Generator<string, array{0: string}> | ||
| */ | ||
| public static function empty(): \Generator | ||
| { | ||
| yield from self::provideWhere(self::values(), static function (string $value): bool { | ||
| return '' === $value; | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * @return \Generator<string, array{0: string}> | ||
| */ | ||
| public static function untrimmed(): \Generator | ||
| { | ||
| yield from self::provideWhere(self::values(), static function (string $value): bool { | ||
| return \trim($value) !== $value | ||
| && '' !== \trim($value); | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * @return array<string, string> | ||
| */ | ||
| private static function values(): array | ||
| { | ||
| $faker = self::faker(); | ||
|
|
||
| $arbitraryValues = [ | ||
| 'string-arbitrary-sentence' => $faker->sentence, | ||
| 'string-arbitrary-word' => $faker->word, | ||
| ]; | ||
|
|
||
| $whitespaceCharacters = self::whitespaceCharacters(); | ||
|
|
||
| /** @var array<string, string> $blankValues */ | ||
| $blankValues = \array_combine( | ||
| \array_map(static function (string $key): string { | ||
| return \sprintf( | ||
| 'string-blank-%s', | ||
| $key | ||
| ); | ||
| }, \array_keys($whitespaceCharacters)), | ||
| $whitespaceCharacters | ||
| ); | ||
|
|
||
| $emptyValues = [ | ||
| 'string-empty' => '', | ||
| ]; | ||
|
|
||
| /** @var array<string, string> $untrimmedValues */ | ||
| $untrimmedValues = \array_combine( | ||
| \array_map(static function (string $key): string { | ||
| return \sprintf( | ||
| 'string-untrimmed-%s', | ||
| $key | ||
| ); | ||
| }, \array_keys($whitespaceCharacters)), | ||
| \array_map(static function (string $whitespaceCharacter) use ($faker): string { | ||
| return \sprintf( | ||
| '%s%s%s', | ||
| \str_repeat( | ||
| $whitespaceCharacter, | ||
| $faker->numberBetween(1, 5) | ||
| ), | ||
| $faker->word, | ||
| \str_repeat( | ||
| $whitespaceCharacter, | ||
| $faker->numberBetween(1, 5) | ||
| ) | ||
| ); | ||
| }, $whitespaceCharacters) | ||
| ); | ||
|
|
||
| return \array_merge( | ||
| $arbitraryValues, | ||
| $blankValues, | ||
| $emptyValues, | ||
| $untrimmedValues | ||
| ); | ||
| } | ||
|
|
||
| private static function whitespaceCharacters(): array | ||
| { | ||
| return [ | ||
| 'carriage-return' => "\r", | ||
| 'line-feed' => "\n", | ||
| 'space' => ' ', | ||
| 'tab' => "\t", | ||
| ]; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| <?php | ||
|
|
||
| declare(strict_types=1); | ||
|
|
||
| /** | ||
| * Copyright (c) 2017-2020 Andreas Möller | ||
| * | ||
| * For the full copyright and license information, please view | ||
| * the LICENSE.md file that was distributed with this source code. | ||
| * | ||
| * @see https://github.com/ergebnis/test-util | ||
| */ | ||
|
|
||
| namespace Ergebnis\Test\Util\Test\Unit\DataProvider; | ||
|
|
||
| use PHPUnit\Framework; | ||
|
|
||
| /** | ||
| * @internal | ||
| * | ||
| * @covers \Ergebnis\Test\Util\DataProvider\StringProvider | ||
| */ | ||
| final class StringProviderTest extends Framework\TestCase | ||
| { | ||
| /** | ||
| * @dataProvider \Ergebnis\Test\Util\DataProvider\StringProvider::arbitrary() | ||
| * | ||
| * @param string $value | ||
| */ | ||
| public function testArbitraryProvidesString(string $value): void | ||
| { | ||
| self::assertNotSame('', \trim($value)); | ||
| } | ||
|
|
||
| /** | ||
| * @dataProvider \Ergebnis\Test\Util\DataProvider\StringProvider::blank() | ||
| * | ||
| * @param string $value | ||
| */ | ||
| public function testBlankProvidesBlankString(string $value): void | ||
| { | ||
| self::assertSame('', \trim($value)); | ||
| self::assertNotSame('', $value); | ||
| } | ||
|
|
||
| /** | ||
| * @dataProvider \Ergebnis\Test\Util\DataProvider\StringProvider::empty() | ||
| * | ||
| * @param string $value | ||
| */ | ||
| public function testEmptyProvidesEmptyString(string $value): void | ||
| { | ||
| self::assertSame('', $value); | ||
| } | ||
|
|
||
| /** | ||
| * @dataProvider \Ergebnis\Test\Util\DataProvider\StringProvider::untrimmed() | ||
| * | ||
| * @param string $value | ||
| */ | ||
| public function testUntrimmedProvidesUntrimmedString(string $value): void | ||
| { | ||
| self::assertNotSame(\trim($value), $value); | ||
| self::assertNotSame('', $value); | ||
| self::assertNotSame('', \trim($value)); | ||
| } | ||
| } |