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<?php |
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declare(strict_types = 1); |
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namespace Tests\Innmind\Immutable\Fixtures; |
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use Innmind\Immutable\Set as Structure; |
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use Innmind\BlackBox\Set as DataSet; |
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use Fixtures\Innmind\Immutable\Set; |
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use PHPUnit\Framework\TestCase; |
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class SetTest extends TestCase |
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{ |
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public function testInterface() |
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{ |
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$this->assertInstanceOf( |
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DataSet::class, |
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new Set('string', new DataSet\Chars) |
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); |
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} |
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public function testOf() |
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{ |
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$this->assertInstanceOf( |
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Set::class, |
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Set::of('string', new DataSet\Chars) |
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); |
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} |
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public function testGenerates100ValuesByDefault() |
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{ |
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$sets = new Set('string', new DataSet\Chars); |
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$this->assertInstanceOf(\Generator::class, $sets->values()); |
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$this->assertCount(100, \iterator_to_array($sets->values())); |
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foreach ($sets->values() as $set) { |
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$this->assertInstanceOf(Structure::class, $set); |
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$this->assertSame('string', (string) $set->type()); |
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} |
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} |
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public function testGeneratesSequencesOfDifferentSizes() |
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{ |
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$sets = new Set( |
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'string', |
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new DataSet\Chars, |
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DataSet\Integers::between(0, 50) |
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); |
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$sizes = []; |
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foreach ($sets->values() as $set) { |
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$sizes[] = $set->size(); |
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} |
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$this->assertTrue(\count(\array_unique($sizes)) > 1); |
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} |
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public function testTake() |
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{ |
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$sets1 = new Set('string', new DataSet\Chars); |
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$sets2 = $sets1->take(50); |
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$this->assertNotSame($sets1, $sets2); |
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$this->assertInstanceOf(Set::class, $sets2); |
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$this->assertCount(100, \iterator_to_array($sets1->values())); |
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$this->assertCount(50, \iterator_to_array($sets2->values())); |
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} |
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public function testFilter() |
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{ |
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$sets1 = new Set('string', new DataSet\Chars); |
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$sets2 = $sets1->filter(static function($set): bool { |
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return $set->size() % 2 === 0; |
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}); |
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$this->assertNotSame($sets1, $sets2); |
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$this->assertInstanceOf(Set::class, $sets2); |
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$values1 = \iterator_to_array($sets1->values()); |
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$values2 = \iterator_to_array($sets2->values()); |
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$values1 = \array_map(function($set) { |
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return $set->size() % 2; |
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}, $values1); |
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$values2 = \array_map(function($set) { |
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return $set->size() % 2; |
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}, $values2); |
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$values1 = \array_unique($values1); |
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$values2 = \array_unique($values2); |
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\sort($values1); |
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$this->assertSame([0, 1], \array_values($values1)); |
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$this->assertSame([0], \array_values($values2)); |
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} |
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} |
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Innmind /
Immutable
