UtilTest.php
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<?php
namespace Hamcrest;
use PHPUnit\Framework\TestCase;
class UtilTest extends TestCase
{
public function testWrapValueWithIsEqualLeavesMatchersUntouched()
{
$matcher = new \Hamcrest\Text\MatchesPattern('/fo+/');
$newMatcher = \Hamcrest\Util::wrapValueWithIsEqual($matcher);
$this->assertSame($matcher, $newMatcher);
}
public function testWrapValueWithIsEqualWrapsPrimitive()
{
$matcher = \Hamcrest\Util::wrapValueWithIsEqual('foo');
$this->assertInstanceOf('Hamcrest\Core\IsEqual', $matcher);
$this->assertTrue($matcher->matches('foo'));
}
public function testCheckAllAreMatchersAcceptsMatchers()
{
\Hamcrest\Util::checkAllAreMatchers(array(
new \Hamcrest\Text\MatchesPattern('/fo+/'),
new \Hamcrest\Core\IsEqual('foo'),
));
}
/**
* @expectedException InvalidArgumentException
*/
public function testCheckAllAreMatchersFailsForPrimitive()
{
\Hamcrest\Util::checkAllAreMatchers(array(
new \Hamcrest\Text\MatchesPattern('/fo+/'),
'foo',
));
}
private function callAndAssertCreateMatcherArray($items)
{
$matchers = \Hamcrest\Util::createMatcherArray($items);
$this->assertInternalType('array', $matchers);
$this->assertSameSize($items, $matchers);
foreach ($matchers as $matcher) {
$this->assertInstanceOf('\Hamcrest\Matcher', $matcher);
}
return $matchers;
}
public function testCreateMatcherArrayLeavesMatchersUntouched()
{
$matcher = new \Hamcrest\Text\MatchesPattern('/fo+/');
$items = array($matcher);
$matchers = $this->callAndAssertCreateMatcherArray($items);
$this->assertSame($matcher, $matchers[0]);
}
public function testCreateMatcherArrayWrapsPrimitiveWithIsEqualMatcher()
{
$matchers = $this->callAndAssertCreateMatcherArray(array('foo'));
$this->assertInstanceOf('Hamcrest\Core\IsEqual', $matchers[0]);
$this->assertTrue($matchers[0]->matches('foo'));
}
public function testCreateMatcherArrayDoesntModifyOriginalArray()
{
$items = array('foo');
$this->callAndAssertCreateMatcherArray($items);
$this->assertSame('foo', $items[0]);
}
public function testCreateMatcherArrayUnwrapsSingleArrayElement()
{
$matchers = $this->callAndAssertCreateMatcherArray(array(array('foo')));
$this->assertInstanceOf('Hamcrest\Core\IsEqual', $matchers[0]);
$this->assertTrue($matchers[0]->matches('foo'));
}
}