mirror of
https://github.com/danog/endtoend-test-psl.git
synced 2024-12-12 09:09:45 +01:00
327 lines
9.1 KiB
PHP
327 lines
9.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Psl\Tests\Collection;
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use PHPUnit\Framework\TestCase;
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use Psl\Arr;
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use Psl\Collection;
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use Psl\Exception;
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use Psl\Iter;
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use Psl\Str;
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class ImmVectorTest extends TestCase
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{
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public function testItems(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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$items = $vector->items();
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self::assertCount(2, $items);
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self::assertSame('foo', $items[0]);
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self::assertSame('bar', $items[1]);
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}
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public function testIsEmpty(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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self::assertFalse($vector->isEmpty());
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$vector = new Collection\ImmVector([]);
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self::assertTrue($vector->isEmpty());
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}
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public function testCount(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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self::assertCount(2, $vector);
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$vector = $vector->filter(fn ($v) => 'foo' === $v);
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self::assertCount(1, $vector);
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$vector = $vector->filter(fn ($v) => false);
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self::assertCount(0, $vector);
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}
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public function testToArray(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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$array = $vector->toArray();
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self::assertTrue(Arr\contains($array, 'foo'));
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self::assertTrue(Arr\contains($array, 'bar'));
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$vector = $vector->filter(fn ($v) => false);
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$array = $vector->toArray();
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self::assertEmpty($array);
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}
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public function testAt(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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self::assertSame('foo', $vector->at(0));
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self::assertSame('bar', $vector->at(1));
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$this->expectException(Exception\InvariantViolationException::class);
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$this->expectExceptionMessage('Key (2) is out-of-bound.');
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$vector->at(2);
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}
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public function testContainsKey(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', null]);
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self::assertTrue($vector->containsKey(0));
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self::assertTrue($vector->containsKey(1));
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self::assertTrue($vector->containsKey(2));
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self::assertFalse($vector->containsKey(3));
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}
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public function testGet(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar']);
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self::assertSame('foo', $vector->get(0));
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self::assertSame('bar', $vector->get(1));
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self::assertNull($vector->get(3));
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}
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public function testValues(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', null]);
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$values = $vector->values();
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self::assertCount(3, $values);
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self::assertSame('foo', $values->at(0));
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self::assertSame('bar', $values->at(1));
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self::assertNull($values->at(2));
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}
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public function testKeys(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz']);
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$keys = $vector->keys();
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self::assertCount(3, $keys);
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self::assertSame(0, $keys->at(0));
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self::assertSame(1, $keys->at(1));
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self::assertSame(2, $keys->at(2));
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}
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public function testMap(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz']);
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$vector = $vector->map(fn ($value) => Str\uppercase($value));
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self::assertSame('FOO', $vector->at(0));
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self::assertSame('BAR', $vector->at(1));
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self::assertSame('BAZ', $vector->at(2));
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}
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public function testMapWithKey(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz']);
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$vector = $vector->mapWithKey(fn ($key, $value) => Str\format('%s (%d)', $value, $key));
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self::assertSame('foo (0)', $vector->at(0));
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self::assertSame('bar (1)', $vector->at(1));
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self::assertSame('baz (2)', $vector->at(2));
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}
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public function testFilter(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 3));
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$vector = $vector->filter(fn ($value) => $value >= 2);
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self::assertCount(2, $vector);
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$array = $vector->toArray();
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self::assertFalse(Arr\contains($array, 1));
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self::assertTrue(Arr\contains($array, 2));
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self::assertTrue(Arr\contains($array, 3));
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}
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public function testFilterWithKey(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz']);
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$vector = $vector->filterWithKey(fn ($key, $value) => 0 === $key || 'baz' === $value);
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self::assertCount(2, $vector);
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$array = $vector->toArray();
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self::assertTrue(Arr\contains($array, 'foo'));
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self::assertFalse(Arr\contains($array, 'bar'));
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self::assertTrue(Arr\contains($array, 'baz'));
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}
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public function testZip(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 3));
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$vector = $vector->zip(Iter\range(4, 8));
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self::assertCount(3, $vector);
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/** @var Collection\Pair $first */
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$first = $vector->at(0);
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self::assertInstanceOf(Collection\Pair::class, $first);
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self::assertSame(1, $first->first());
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self::assertSame(4, $first->last());
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/** @var Collection\Pair $second */
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$second = $vector->at(1);
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self::assertInstanceOf(Collection\Pair::class, $second);
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self::assertSame(2, $second->first());
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self::assertSame(5, $second->last());
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/** @var Collection\Pair $third */
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$third = $vector->at(2);
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self::assertInstanceOf(Collection\Pair::class, $third);
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self::assertSame(3, $third->first());
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self::assertSame(6, $third->last());
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}
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public function testTake(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz', 'qux']);
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$vector = $vector->take(2);
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self::assertCount(2, $vector);
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self::assertSame(['foo', 'bar'], $vector->toArray());
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}
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public function testTakeWhile(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz', 'qux']);
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$vector = $vector->takeWhile(fn ($value) => 'baz' !== $value);
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self::assertCount(2, $vector);
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self::assertSame(['foo', 'bar'], $vector->toArray());
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}
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public function testDrop(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz', 'qux']);
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$vector = $vector->drop(2);
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self::assertCount(2, $vector);
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self::assertSame(['baz', 'qux'], $vector->toArray());
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}
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public function testDropWhile(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz', 'qux']);
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$vector = $vector->dropWhile(fn ($value) => 'baz' !== $value);
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self::assertCount(2, $vector);
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self::assertSame(['baz', 'qux'], $vector->toArray());
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}
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public function testSlice(): void
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{
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$vector = new Collection\ImmVector(['foo', 'bar', 'baz', 'qux']);
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$vector = $vector->slice(2, 1);
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self::assertCount(1, $vector);
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self::assertSame(['baz'], $vector->toArray());
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}
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public function testConcat(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 5));
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$vector = $vector->concat(Iter\range(6, 10));
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self::assertCount(10, $vector);
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self::assertSame([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], $vector->toArray());
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}
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public function testFirst(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 5));
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self::assertSame(1, $vector->first());
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$vector = new Collection\ImmVector([]);
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self::assertNull($vector->first());
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}
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public function testFirstKey(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 5));
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self::assertSame(0, $vector->firstKey());
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$vector = new Collection\ImmVector([]);
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self::assertNull($vector->firstKey());
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}
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public function testLast(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 5));
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self::assertSame(5, $vector->last());
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$vector = new Collection\ImmVector([]);
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self::assertNull($vector->last());
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}
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public function testLastKey(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 5));
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self::assertSame(4, $vector->lastKey());
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$vector = new Collection\ImmVector([]);
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self::assertNull($vector->lastKey());
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}
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public function testImmutable(): void
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{
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$vector = new Collection\ImmVector(['foo' => 1, 'bar' => 2, 'baz' => 3, 'qux' => 4]);
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$mutable = $vector->mutable();
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self::assertSame($vector->toArray(), $mutable->toArray());
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}
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public function testGetIterator(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 10));
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$iterator = $vector->getIterator();
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self::assertInstanceOf(Iter\Iterator::class, $iterator);
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$array = \iterator_to_array($iterator);
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self::assertSame([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], $array);
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}
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public function testLinearSearch(): void
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{
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$vector = new Collection\ImmVector(Iter\range(1, 4));
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self::assertSame(0, $vector->linearSearch(1));
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self::assertSame(1, $vector->linearSearch(2));
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self::assertSame(2, $vector->linearSearch(3));
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self::assertSame(3, $vector->linearSearch(4));
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self::assertNull($vector->linearSearch(5));
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}
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}
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