public function testCountDoesNotChangeIteratorKey()
{
$countConstraint = new PHPUnit_Framework_Constraint_Count(2);
// test with 1st implementation of Iterator
$it = new TestIterator(array(1, 2));
$countConstraint->evaluate($it, '', true);
$this->assertEquals(1, $it->current());
$it->next();
$countConstraint->evaluate($it, '', true);
$this->assertEquals(2, $it->current());
$it->next();
$countConstraint->evaluate($it, '', true);
$this->assertFalse($it->valid());
// test with 2nd implementation of Iterator
$it = new TestIterator2(array(1, 2));
$countConstraint = new PHPUnit_Framework_Constraint_Count(2);
$countConstraint->evaluate($it, '', true);
$this->assertEquals(1, $it->current());
$it->next();
$countConstraint->evaluate($it, '', true);
$this->assertEquals(2, $it->current());
$it->next();
$countConstraint->evaluate($it, '', true);
$this->assertFalse($it->valid());
}
/**
* @covers PHPUnit_Framework_Constraint_Count
* @covers PHPUnit_Framework_TestFailure::exceptionToString
*/
public function testConstraintCountFailing()
{
$constraint = new PHPUnit_Framework_Constraint_Count(5);
try {
$constraint->evaluate(array(1, 2));
} catch (PHPUnit_Framework_ExpectationFailedException $e) {
$this->assertEquals(<<<EOF
Failed asserting that actual size 2 matches expected size 5.
EOF
, PHPUnit_Framework_TestFailure::exceptionToString($e));
return;
}
$this->fail();
}
/**
* @covers PHPUnit_Framework_Constraint_Count
*/
public function testConstraintCountWithAnObjectImplementingCountable()
{
$constraint = new PHPUnit_Framework_Constraint_Count(5);
$this->assertTrue($constraint->evaluate(new ArrayObject(array(1, 2, 3, 4, 5))));
$this->assertFalse($constraint->evaluate(new ArrayObject(array(1, 2, 3, 4))));
}
