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<?php
namespace Wikimedia\Assert\Test;
use LogicException;
use PHPUnit_Framework_TestCase;
use RuntimeException;
use Wikimedia\Assert\Assert;
use Wikimedia\Assert\AssertionException;
use Wikimedia\Assert\ParameterAssertionException;
use Wikimedia\Assert\ParameterElementTypeException;
use Wikimedia\Assert\ParameterTypeException;
/**
* @covers Wikimedia\Assert\Assert
*
* @license MIT
* @author Daniel Kinzler
* @copyright Wikimedia Deutschland e.V.
*/
class AssertTest extends PHPUnit_Framework_TestCase {
public function testPrecondition_pass() {
Assert::precondition( true, 'test' );
}
public function testPrecondition_fail() {
$this->setExpectedException( 'Wikimedia\Assert\PreconditionException' );
Assert::precondition( false, 'test' );
}
public function testParameter_pass() {
Assert::parameter( true, 'foo', 'test' );
}
public function testParameter_fail() {
try {
Assert::parameter( false, 'test', 'testing' );
} catch ( ParameterAssertionException $ex ) {
$this->assertEquals( 'test', $ex->getParameterName() );
}
}
public function validParameterTypeProvider() {
return array(
'simple' => array( 'string', 'hello' ),
'class' => array( 'RuntimeException', new RuntimeException() ),
'multi' => array( 'string|array|Closure', function() {} ),
'null' => array( 'integer|null', null ),
'callable' => array( 'null|callable', 'time' ),
);
}
/**
* @dataProvider validParameterTypeProvider
*/
public function testParameterType_pass( $type, $value ) {
Assert::parameterType( $type, $value, 'test' );
}
public function invalidParameterTypeProvider() {
return array(
'simple' => array( 'string', 5 ),
'class' => array( 'RuntimeException', new LogicException() ),
'multi' => array( 'string|integer|Closure', array() ),
'null' => array( 'integer|string', null ),
'callable' => array( 'null|callable', array() ),
);
}
/**
* @dataProvider invalidParameterTypeProvider
*/
public function testParameterType_fail( $type, $value ) {
try {
Assert::parameterType( $type, $value, 'test' );
$this->fail( 'Expected ParameterTypeException' );
} catch ( ParameterTypeException $ex ) {
$this->assertEquals( $type, $ex->getParameterType() );
$this->assertEquals( 'test', $ex->getParameterName() );
}
}
public function testParameterType_catch() {
try {
Assert::parameterType( 'string', 17, 'test' );
$this->fail( 'Expected exception' );
} catch ( AssertionException $ex ) {
// ok
}
}
public function validParameterElementTypeProvider() {
return array(
'empty' => array( 'string', array() ),
'simple' => array( 'string', array( 'hello', 'world' ) ),
'class' => array( 'RuntimeException', array( new RuntimeException() ) ),
'multi' => array( 'string|array|Closure', array( array(), function() {} ) ),
'null' => array( 'integer|null', array( null, 3, null ) ),
);
}
/**
* @dataProvider validParameterElementTypeProvider
*/
public function testParameterElementType_pass( $type, $value ) {
Assert::parameterElementType( $type, $value, 'test' );
}
public function invalidParameterElementTypeProvider() {
return array(
'simple' => array( 'string', array( 'hello', 5 ) ),
'class' => array( 'RuntimeException', array( new LogicException() ) ),
'multi' => array( 'string|array|Closure', array( array(), function() {}, 5 ) ),
'null' => array( 'integer|string', array( null, 3, null ) ),
);
}
/**
* @dataProvider invalidParameterElementTypeProvider
*/
public function testParameterElementType_fail( $type, $value ) {
try {
Assert::parameterElementType( $type, $value, 'test' );
$this->fail( 'Expected ParameterElementTypeException' );
} catch ( ParameterElementTypeException $ex ) {
$this->assertEquals( $type, $ex->getElementType() );
$this->assertEquals( 'test', $ex->getParameterName() );
}
}
public function testParameterElementType_bad() {
$this->setExpectedException( 'Wikimedia\Assert\ParameterTypeException' );
Assert::parameterElementType( 'string', 'foo', 'test' );
}
public function testInvariant_pass() {
Assert::invariant( true, 'test' );
}
public function testInvariant_fail() {
$this->setExpectedException( 'Wikimedia\Assert\InvariantException' );
Assert::invariant( false, 'test' );
}
public function testPostcondition_pass() {
Assert::postcondition( true, 'test' );
}
public function testPostcondition_fail() {
$this->setExpectedException( 'Wikimedia\Assert\PostconditionException' );
Assert::postcondition( false, 'test' );
}
}
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