SessionArrayAccessorTest::testIsEmpty() - Code Metrics - Inspection of "Proposed ArrayAccess wrapper implementation" - psr7-sessions/storageless - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#58)

by Thijs

created 2016-11-23 13:28 UTC

SessionArrayAccessorTest::testIsEmpty() A

↳ Parent: SessionArrayAccessorTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	10
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	10
rs	9.4285
cc	1
eloc	6
nc	1
nop	0

<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license.
 */

declare(strict_types = 1);

namespace PSR7SessionsTest\Storageless\Session;

use PHPUnit_Framework_TestCase;
use PSR7Sessions\Storageless\Session\LazySession;
use PSR7Sessions\Storageless\Session\ArrayAccessor;
use PSR7Sessions\Storageless\Session\SessionInterface;

/**
 * @covers \PSR7Sessions\Storageless\Session\ArrayAccessor
 */
final class SessionArrayAccessorTest extends PHPUnit_Framework_TestCase
{
    /**
     * @var SessionInterface|\PHPUnit_Framework_MockObject_MockObject
     */
    private $wrappedSession;

    /**
     * @var callable|\PHPUnit_Framework_MockObject_MockObject
     */
    private $sessionLoader;

    /**
     * @var ArrayAccessor
     */
    private $arrayAccess;

    /**
     * {@inheritDoc}
     */
    protected function setUp()
    {
        $this->wrappedSession = $this->createMock(SessionInterface::class);
        $this->sessionLoader = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock();
        $session = LazySession::fromContainerBuildingCallback($this->sessionLoader);

        $this->arrayAccess = new ArrayAccessor($session);
    }

    public function testIsAnSessionArrayAccessor()
    {
        self::assertInstanceOf(ArrayAccessor::class, $this->arrayAccess);
    }

    public function testOffsetExists()
    {
        $this->wrappedSessionWillBeLoaded();
        $this->wrappedSession->expects(self::exactly(2))->method('has')->willReturnMap(
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            [
                ['foo', false],
                ['bar', true],
            ]
        );

        self::assertFalse($this->arrayAccess->offsetExists('foo'));
        self::assertTrue($this->arrayAccess->offsetExists('bar'));
    }

    /**
     *
     */
    public function testOffsetUnset()
    {
        $this->wrappedSessionWillBeLoaded();
        $this->wrappedSession->expects(self::exactly(2))->method('remove')->with(self::logicalOr('foo', 'bar'));
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}

        $this->arrayAccess->offsetUnset('foo');
        $this->arrayAccess->offsetUnset('bar');
    }

    public function testOffsetGet()
    {
        $this->wrappedSessionWillBeLoaded();
        $this->wrappedSession->expects(self::exactly(3))->method('get')->willReturnMap(
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            [
                ['foo', null, 'bar'],
                ['baz', null, 'tab'],
                ['baz', 'default', 'taz'],
            ]
        );

        self::assertSame('bar', $this->arrayAccess->offsetGet('foo'));
        self::assertSame('tab', $this->arrayAccess->offsetGet('baz'));
        self::assertSame('taz', $this->arrayAccess->offsetGet('baz', 'default'));
    }

    public function testOffsetSet()
    {
        $this->wrappedSessionWillBeLoaded();
        $this->wrappedSession->expects(self::exactly(2))->method('set')->with(
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            self::logicalOr('foo', 'baz'),
            self::logicalOr('bar', 'tab')
        );

        $this->arrayAccess->offsetSet('foo', 'bar');
        $this->arrayAccess->offsetSet('baz', 'tab');
    }

    public function testIsEmpty()
    {
        $this->wrappedSessionWillBeLoaded();

        $this->wrappedSession->expects(self::at(0))->method('isEmpty')->willReturn(true);
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
        $this->wrappedSession->expects(self::at(1))->method('isEmpty')->willReturn(false);

        self::assertTrue($this->arrayAccess->isEmpty());
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
        self::assertFalse($this->arrayAccess->isEmpty());
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
    }

    private function wrappedSessionWillBeLoaded()
    {
        $this->sessionLoader->expects(self::once())->method('__invoke')->willReturn($this->wrappedSession);

    }
}


1			<?php
2			/*
3			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4			* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
5			* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
6			* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
7			* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
8			* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
9			* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
10			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
11			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
12			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
13			* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
14			*
15			* This software consists of voluntary contributions made by many individuals
16			* and is licensed under the MIT license.
17			*/
18
19			declare(strict_types = 1);
20
21			namespace PSR7SessionsTest\Storageless\Session;
22
23			use PHPUnit_Framework_TestCase;
24			use PSR7Sessions\Storageless\Session\LazySession;
25			use PSR7Sessions\Storageless\Session\ArrayAccessor;
26			use PSR7Sessions\Storageless\Session\SessionInterface;
27
28			/**
29			* @covers \PSR7Sessions\Storageless\Session\ArrayAccessor
30			*/
31			final class SessionArrayAccessorTest extends PHPUnit_Framework_TestCase
32			{
33			/**
34			* @var SessionInterface\|\PHPUnit_Framework_MockObject_MockObject
35			*/
36			private $wrappedSession;
37
38			/**
39			* @var callable\|\PHPUnit_Framework_MockObject_MockObject
40			*/
41			private $sessionLoader;
42
43			/**
44			* @var ArrayAccessor
45			*/
46			private $arrayAccess;
47
48			/**
49			* {@inheritDoc}
50			*/
51			protected function setUp()
52			{
53			$this->wrappedSession = $this->createMock(SessionInterface::class);
54			$this->sessionLoader = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock();
55			$session = LazySession::fromContainerBuildingCallback($this->sessionLoader);
56
57			$this->arrayAccess = new ArrayAccessor($session);
58			}
59
60			public function testIsAnSessionArrayAccessor()
61			{
62			self::assertInstanceOf(ArrayAccessor::class, $this->arrayAccess);
63			}
64
65			public function testOffsetExists()
66			{
67			$this->wrappedSessionWillBeLoaded();
68			$this->wrappedSession->expects(self::exactly(2))->method('has')->willReturnMap(
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` does only exist in `PHPUnit_Framework_MockObject_MockObject`, but not in `PSR7Sessions\Storageless\Session\SessionInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
69			[
70			['foo', false],
71			['bar', true],
72			]
73			);
74
75			self::assertFalse($this->arrayAccess->offsetExists('foo'));
76			self::assertTrue($this->arrayAccess->offsetExists('bar'));
77			}
78
79			/**
80			*
81			*/
82			public function testOffsetUnset()
83			{
84			$this->wrappedSessionWillBeLoaded();
85			$this->wrappedSession->expects(self::exactly(2))->method('remove')->with(self::logicalOr('foo', 'bar'));
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` does only exist in `PHPUnit_Framework_MockObject_MockObject`, but not in `PSR7Sessions\Storageless\Session\SessionInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
86
87			$this->arrayAccess->offsetUnset('foo');
88			$this->arrayAccess->offsetUnset('bar');
89			}
90
91			public function testOffsetGet()
92			{
93			$this->wrappedSessionWillBeLoaded();
94			$this->wrappedSession->expects(self::exactly(3))->method('get')->willReturnMap(
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` does only exist in `PHPUnit_Framework_MockObject_MockObject`, but not in `PSR7Sessions\Storageless\Session\SessionInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
95			[
96			['foo', null, 'bar'],
97			['baz', null, 'tab'],
98			['baz', 'default', 'taz'],
99			]
100			);
101
102			self::assertSame('bar', $this->arrayAccess->offsetGet('foo'));
103			self::assertSame('tab', $this->arrayAccess->offsetGet('baz'));
104			self::assertSame('taz', $this->arrayAccess->offsetGet('baz', 'default'));
105			}
106
107			public function testOffsetSet()
108			{
109			$this->wrappedSessionWillBeLoaded();
110			$this->wrappedSession->expects(self::exactly(2))->method('set')->with(
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` does only exist in `PHPUnit_Framework_MockObject_MockObject`, but not in `PSR7Sessions\Storageless\Session\SessionInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
111			self::logicalOr('foo', 'baz'),
112			self::logicalOr('bar', 'tab')
113			);
114
115			$this->arrayAccess->offsetSet('foo', 'bar');
116			$this->arrayAccess->offsetSet('baz', 'tab');
117			}
118
119			public function testIsEmpty()
120			{
121			$this->wrappedSessionWillBeLoaded();
122
123			$this->wrappedSession->expects(self::at(0))->method('isEmpty')->willReturn(true);
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` does only exist in `PHPUnit_Framework_MockObject_MockObject`, but not in `PSR7Sessions\Storageless\Session\SessionInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
124			$this->wrappedSession->expects(self::at(1))->method('isEmpty')->willReturn(false);
125
126			self::assertTrue($this->arrayAccess->isEmpty());
			0 ignored issues – show Documentation Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `isEmpty` does not exist on `object<PSR7Sessions\Stor...\Session\ArrayAccessor>`? Since you implemented `__call`, maybe consider adding a @method annotation. If you implement `__call` and you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class. This is often the case, when `__call` is implemented by a parent class and only the child class knows which methods exist: class ParentClass { private $data = array(); public function __call($method, array $args) { if (0 === strpos($method, 'get')) { return $this->data[strtolower(substr($method, 3))]; } throw new \LogicException(sprintf('Unsupported method: %s', $method)); } } /** * If this class knows which fields exist, you can specify the methods here: * * @method string getName() */ class SomeClass extends ParentClass { } Loading history...
127			self::assertFalse($this->arrayAccess->isEmpty());
			0 ignored issues – show Documentation Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `isEmpty` does not exist on `object<PSR7Sessions\Stor...\Session\ArrayAccessor>`? Since you implemented `__call`, maybe consider adding a @method annotation. If you implement `__call` and you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class. This is often the case, when `__call` is implemented by a parent class and only the child class knows which methods exist: class ParentClass { private $data = array(); public function __call($method, array $args) { if (0 === strpos($method, 'get')) { return $this->data[strtolower(substr($method, 3))]; } throw new \LogicException(sprintf('Unsupported method: %s', $method)); } } /** * If this class knows which fields exist, you can specify the methods here: * * @method string getName() */ class SomeClass extends ParentClass { } Loading history...
128			}
129
130			private function wrappedSessionWillBeLoaded()
131			{
132			$this->sessionLoader->expects(self::once())->method('__invoke')->willReturn($this->wrappedSession);
			0 ignored issues – show Bug introduced 2016-11-23 13:32 UTC by Report Bug Copy Issue Report The method `expects` cannot be called on `$this->sessionLoader` (of type `callable`). Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects. Loading history...
133			}
134			}
135

psr7-sessions / storageless

Pull Request — master (#58)

SessionArrayAccessorTest::testIsEmpty() A

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