public function testMutatorDetectsPermutationsWithWholes()
{
//arrange
$line1 = new DefaultMutatableLine();
$line2 = new DefaultMutatableLine();
//neccessary
$line3 = new DefaultMutatableLine();
$line4 = new DefaultMutatableLine();
$class = $this->getMockForAbstractClass('PHPRealCoverage\\Mutator\\MutatableClass');
$class->expects($this->any())->method('getMutatableLines')->will($this->returnValue(array($line1, $line2, $line3, $line4)));
$generator = new MutationGenerator($class);
//tester will only validate if everything is enabled or line1 AND line3 are disabled
$validatorCallback = function () use($line1, $line2, $line3, $line4) {
if ($line1->isEnabled() && $line2->isEnabled() && $line3->isEnabled() && $line4->isEnabled()) {
return true;
}
return !$line1->isEnabled() && $line2->isEnabled() && !$line3->isEnabled() && !$line4->isEnabled();
};
$tester = $this->getMockForAbstractClass('PHPRealCoverage\\Mutator\\MutationTester');
$tester->expects($this->any())->method('isValid')->will($this->returnCallback($validatorCallback));
//act
$mutator = new Mutator();
$mutator->iterate($tester, $generator);
//assert
$this->assertTrue($line1->isEnabled());
$this->assertTrue($line2->isEnabled());
$this->assertTrue($line3->isEnabled());
$this->assertTrue($line4->isEnabled());
//act
$mutator->iterate($tester, $generator);
//assert
$this->assertTrue($line1->isEnabled());
$this->assertTrue($line2->isEnabled());
$this->assertTrue($line3->isEnabled());
$this->assertTrue($line4->isEnabled());
//act
$mutator->iterate($tester, $generator);
//assert
$this->assertTrue($line1->isEnabled());
$this->assertTrue($line2->isEnabled());
$this->assertTrue($line3->isEnabled());
$this->assertTrue($line4->isEnabled());
//act
$mutator->iterate($tester, $generator);
//assert
$this->assertFalse($line1->isEnabled());
$this->assertTrue($line2->isEnabled());
$this->assertFalse($line3->isEnabled());
$this->assertFalse($line4->isEnabled());
}
public function testMutatorThrowsExceptionAfterLastStack()
{
$this->line2->disable();
$this->line3->disable();
$this->mutator->getMutationStack();
try {
$this->mutator->getMutationStack();
} catch (NoMoreMutationsException $e) {
}
}
