public function testGenerators()
{
$generators = ["Gen\\neg" => Generator\neg(), "Gen\\pos" => Generator\pos()];
foreach ($generators as $description => $generator) {
$this->generateSample($description, $generator);
}
}
public function testSumIsAssociative()
{
$this->forAll(Generator\int(), Generator\neg(), Generator\pos())->then(function ($first, $second, $third) {
$x = $first + ($second + $third);
$y = $first + $second + $third;
$this->assertEquals($x, $y, "Sum between {$first} and {$second} should be associative");
});
}
public function testGeneratedDataCollectionOnScalars()
{
$this->forAll(Generator\neg())->hook(Listener\collectFrequencies())->then(function ($x) {
$this->assertTrue($x < $x + 1);
});
}
public function testPositiveOrNegativeNumberButNotZero()
{
$this->forAll(Generator\oneOf(Generator\pos(), Generator\neg()))->then(function ($number) {
$this->assertNotEquals(0, $number);
});
}