IteratorDataSourceTests::emptyDataSource() - Code Metrics - cubiche/collections - Measure and Improve Code Quality continuously with Scrutinizer

IteratorDataSourceTests::emptyDataSource() A
last analyzed 2017-09-30 10:20 UTC

↳ Parent: IteratorDataSourceTests

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	4
rs	10
c	0
b	0
f	0
cc	1
eloc	2
nc	1
nop	0

<?php

/**
 * This file is part of the Cubiche package.
 *
 * Copyright (c) Cubiche
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Cubiche\Core\Collections\Tests\Units\DataSource;

use Cubiche\Core\Collections\DataSource\IteratorDataSource;
use Cubiche\Core\Comparable\CallbackComparator;
use Cubiche\Core\Comparable\Comparator;
use Cubiche\Core\Comparable\ComparatorInterface;
use Cubiche\Core\Equatable\Tests\Fixtures\Value;
use Cubiche\Core\Specification\Criteria;
use Cubiche\Core\Specification\SpecificationInterface;

/**
 * Iterator Data Source Tests Class.
 *
 * @author Ivannis Suárez Jerez <[email protected]>
 * @author Karel Osorio Ramírez <[email protected]>
 */
class IteratorDataSourceTests extends DataSourceTestCase
{
    /**
     * {@inheritdoc}
     */
    protected function randomDataSource(
        SpecificationInterface $searchCriteria = null,
        ComparatorInterface $sortCriteria = null,
        $offset = null,
        $length = null
    ) {
        return new IteratorDataSource(
            $this->generator(rand(10, 20)),
            $searchCriteria,
            $sortCriteria,
            $offset,
            $length
        );
    }

    /**
     * {@inheritdoc}
     */
    protected function emptyDataSource()
    {
        return new IteratorDataSource($this->generator(0));
    }

    /**
     * {@inheritdoc}
     */
    protected function uniqueValue()
    {
        return new Value(1000);
    }

    /**
     * @param int $count
     *
     * @return Generator
     */
    protected function generator($count)
    {
        if ($count > 0) {
            foreach (range(0, $count) as $value) {
                yield new Value($value);
            }
        }
    }

    /*
     * Test create.
     */
    public function testCreate()
    {
        parent::testCreate();

        $this
            ->given($datasource = $this->randomDataSource())
            ->then
                ->datasource($datasource)
                    ->isInstanceOf(IteratorDataSource::class)
        ;
    }

    /**
     * Test findOne.
     */
    public function testFindOne()
    {
        $this
            ->given($emptyDataSource = $this->emptyDataSource())
            ->when($findResult = $emptyDataSource->findOne())
            ->then
                ->variable($findResult)
                    ->isNull()
        ;

        $this
            ->given($randomDataSource = $this->randomDataSource())
            ->when($findResult = $randomDataSource->findOne())
            ->then
                ->variable($findResult)
                    ->isNotNull()
        ;

        $this
            ->given($datasource = $this->randomDataSource(Criteria::method('value')->gt(2), null, 1, 3))
            ->when($findResult = $datasource->findOne())
            ->then
                ->integer($findResult->value())
                    ->isGreaterThan(2)
        ;

        $this
            ->given(
                $comparator = new Comparator(),
                $sortCriteria = new CallbackComparator(function ($a, $b) use ($comparator) {
                    return -1 * $comparator->compare($a, $b);
                }),
                $datasource = $this->randomDataSource(Criteria::method('value')->lt(10), $sortCriteria)
            )
            ->when($findResult = $datasource->findOne())
            ->then
                ->integer($findResult->value())
                    ->isEqualTo(9)
        ;
    }

    /*
     * Test filteredDataSource.
     */
    public function testFilteredDataSource()
    {
        $this
            ->given(
                $searchCriteria = Criteria::false(),
                $emptyDataSource = $this->emptyDataSource()
            )
            ->then
                ->boolean($emptyDataSource->isFiltered())
                    ->isFalse()
            ->and
            ->when($filteredDataSource = $emptyDataSource->filteredDataSource($searchCriteria))
            ->then
                ->boolean($filteredDataSource->isFiltered())
                    ->isTrue()
                ->variable($filteredDataSource->searchCriteria())
                    ->isEqualTo($searchCriteria)
        ;

        $this
            ->given(
                $searchCriteria = Criteria::true(),
                $filteredCriteria = Criteria::false(),
                $randomDataSource = $this->randomDataSource($searchCriteria)
            )
            ->then
                ->boolean($randomDataSource->isFiltered())
                    ->isTrue()
            ->and
            ->when($filteredDataSource = $randomDataSource->filteredDataSource($filteredCriteria))
            ->then
                ->boolean($filteredDataSource->isFiltered())
                    ->isTrue()
                ->variable($filteredDataSource->searchCriteria())
                    ->isEqualTo($searchCriteria->andX($filteredCriteria))
        ;
    }

    /*
     * Test slicedDataSource.
     */
    public function testSlicedDataSource()
    {
        $this
            ->given($emptyDataSource = $this->emptyDataSource())
            ->then
                ->boolean($emptyDataSource->isSliced())
                    ->isFalse()
            ->and
            ->when($slicedDataSource = $emptyDataSource->slicedDataSource(2))
            ->then
                ->boolean($slicedDataSource->isSliced())
                    ->isTrue()
                ->integer($slicedDataSource->offset())
                    ->isEqualTo(2)
                ->variable($slicedDataSource->length())
                    ->isNull()
        ;

        $this
            ->given($randomDataSource = $this->randomDataSource(null, null, 2, 10))
            ->then
                ->boolean($randomDataSource->isSliced())
                    ->isTrue()
                ->integer($randomDataSource->offset())
                    ->isEqualTo(2)
                ->integer($randomDataSource->length())
                    ->isEqualTo(10)
            ->and
            ->when($slicedDataSource = $randomDataSource->slicedDataSource(2, 4))
            ->then
                ->boolean($slicedDataSource->isSliced())
                    ->isTrue()
                ->integer($slicedDataSource->offset())
                    ->isEqualTo(4)
                ->integer($slicedDataSource->length())
                    ->isEqualTo(4)
        ;

        $this
            ->given($randomDataSource = $this->randomDataSource(null, null, 2, 10))
            ->then
                ->boolean($randomDataSource->isSliced())
                    ->isTrue()
                ->integer($randomDataSource->offset())
                    ->isEqualTo(2)
                ->integer($randomDataSource->length())
                    ->isEqualTo(10)
            ->and
            ->when($slicedDataSource = $randomDataSource->slicedDataSource(8, 4))
            ->then
                ->boolean($slicedDataSource->isSliced())
                    ->isTrue()
                ->integer($slicedDataSource->offset())
                    ->isEqualTo(10)
                ->integer($slicedDataSource->length())
                    ->isEqualTo(2)
        ;

        $this
            ->given($randomDataSource = $this->randomDataSource(null, null, 2, 4))
            ->then
                ->boolean($randomDataSource->isSliced())
                    ->isTrue()
                ->variable($randomDataSource->offset())
                    ->isEqualTo(2)
                ->variable($randomDataSource->length())
                    ->isEqualTo(4)
            ->and
            ->when($slicedDataSource = $randomDataSource->slicedDataSource(8, 4))
            ->then
                ->boolean($slicedDataSource->isSliced())
                    ->isTrue()
                ->variable($slicedDataSource->offset())
                    ->isEqualTo(10)
                ->variable($slicedDataSource->length())
                    ->isEqualTo(0)
        ;

        $this
            ->given($randomDataSource = $this->randomDataSource(null, null, 2, 4))
            ->let($iterator = $randomDataSource->getIterator())
            ->then()
                ->object($iterator)
                    ->isInstanceOf(\Traversable::class)
                ->integer(\iterator_count($iterator))
                    ->isEqualTo(4);
    }

    /*
     * Test sortedDataSource.
     */
    public function testSortedDataSource()
    {
        $this
            ->given(
                $sortCriteria = new Comparator(),
                $datasource = $this->randomDataSource()
            )
            ->then
                ->boolean($datasource->isSorted())
                    ->isFalse()
            ->and
            ->when($sortedDataSource = $datasource->sortedDataSource($sortCriteria))
            ->then
                ->boolean($sortedDataSource->isSorted())
                    ->isTrue()
                ->variable($sortedDataSource->sortCriteria())
                    ->isEqualTo($sortCriteria)
        ;
    }
}


1			<?php
2
3			/**
4			* This file is part of the Cubiche package.
5			*
6			* Copyright (c) Cubiche
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11			namespace Cubiche\Core\Collections\Tests\Units\DataSource;
12
13			use Cubiche\Core\Collections\DataSource\IteratorDataSource;
14			use Cubiche\Core\Comparable\CallbackComparator;
15			use Cubiche\Core\Comparable\Comparator;
16			use Cubiche\Core\Comparable\ComparatorInterface;
17			use Cubiche\Core\Equatable\Tests\Fixtures\Value;
18			use Cubiche\Core\Specification\Criteria;
19			use Cubiche\Core\Specification\SpecificationInterface;
20
21			/**
22			* Iterator Data Source Tests Class.
23			*
24			* @author Ivannis Suárez Jerez <[email protected]>
25			* @author Karel Osorio Ramírez <[email protected]>
26			*/
27			class IteratorDataSourceTests extends DataSourceTestCase
28			{
29			/**
30			* {@inheritdoc}
31			*/
32			protected function randomDataSource(
33			SpecificationInterface $searchCriteria = null,
34			ComparatorInterface $sortCriteria = null,
35			$offset = null,
36			$length = null
37			) {
38			return new IteratorDataSource(
39			$this->generator(rand(10, 20)),
40			$searchCriteria,
41			$sortCriteria,
42			$offset,
43			$length
44			);
45			}
46
47			/**
48			* {@inheritdoc}
49			*/
50			protected function emptyDataSource()
51			{
52			return new IteratorDataSource($this->generator(0));
53			}
54
55			/**
56			* {@inheritdoc}
57			*/
58			protected function uniqueValue()
59			{
60			return new Value(1000);
61			}
62
63			/**
64			* @param int $count
65			*
66			* @return Generator
67			*/
68			protected function generator($count)
69			{
70			if ($count > 0) {
71			foreach (range(0, $count) as $value) {
72			yield new Value($value);
73			}
74			}
75			}
76
77			/*
78			* Test create.
79			*/
80			public function testCreate()
81			{
82			parent::testCreate();
83
84			$this
85			->given($datasource = $this->randomDataSource())
86			->then
87			->datasource($datasource)
88			->isInstanceOf(IteratorDataSource::class)
89			;
90			}
91
92			/**
93			* Test findOne.
94			*/
95			public function testFindOne()
96			{
97			$this
98			->given($emptyDataSource = $this->emptyDataSource())
99			->when($findResult = $emptyDataSource->findOne())
100			->then
101			->variable($findResult)
102			->isNull()
103			;
104
105			$this
106			->given($randomDataSource = $this->randomDataSource())
107			->when($findResult = $randomDataSource->findOne())
108			->then
109			->variable($findResult)
110			->isNotNull()
111			;
112
113			$this
114			->given($datasource = $this->randomDataSource(Criteria::method('value')->gt(2), null, 1, 3))
115			->when($findResult = $datasource->findOne())
116			->then
117			->integer($findResult->value())
118			->isGreaterThan(2)
119			;
120
121			$this
122			->given(
123			$comparator = new Comparator(),
124			$sortCriteria = new CallbackComparator(function ($a, $b) use ($comparator) {
125			return -1 * $comparator->compare($a, $b);
126			}),
127			$datasource = $this->randomDataSource(Criteria::method('value')->lt(10), $sortCriteria)
128			)
129			->when($findResult = $datasource->findOne())
130			->then
131			->integer($findResult->value())
132			->isEqualTo(9)
133			;
134			}
135
136			/*
137			* Test filteredDataSource.
138			*/
139			public function testFilteredDataSource()
140			{
141			$this
142			->given(
143			$searchCriteria = Criteria::false(),
144			$emptyDataSource = $this->emptyDataSource()
145			)
146			->then
147			->boolean($emptyDataSource->isFiltered())
148			->isFalse()
149			->and
150			->when($filteredDataSource = $emptyDataSource->filteredDataSource($searchCriteria))
151			->then
152			->boolean($filteredDataSource->isFiltered())
153			->isTrue()
154			->variable($filteredDataSource->searchCriteria())
155			->isEqualTo($searchCriteria)
156			;
157
158			$this
159			->given(
160			$searchCriteria = Criteria::true(),
161			$filteredCriteria = Criteria::false(),
162			$randomDataSource = $this->randomDataSource($searchCriteria)
163			)
164			->then
165			->boolean($randomDataSource->isFiltered())
166			->isTrue()
167			->and
168			->when($filteredDataSource = $randomDataSource->filteredDataSource($filteredCriteria))
169			->then
170			->boolean($filteredDataSource->isFiltered())
171			->isTrue()
172			->variable($filteredDataSource->searchCriteria())
173			->isEqualTo($searchCriteria->andX($filteredCriteria))
174			;
175			}
176
177			/*
178			* Test slicedDataSource.
179			*/
180			public function testSlicedDataSource()
181			{
182			$this
183			->given($emptyDataSource = $this->emptyDataSource())
184			->then
185			->boolean($emptyDataSource->isSliced())
186			->isFalse()
187			->and
188			->when($slicedDataSource = $emptyDataSource->slicedDataSource(2))
189			->then
190			->boolean($slicedDataSource->isSliced())
191			->isTrue()
192			->integer($slicedDataSource->offset())
193			->isEqualTo(2)
194			->variable($slicedDataSource->length())
195			->isNull()
196			;
197
198			$this
199			->given($randomDataSource = $this->randomDataSource(null, null, 2, 10))
200			->then
201			->boolean($randomDataSource->isSliced())
202			->isTrue()
203			->integer($randomDataSource->offset())
204			->isEqualTo(2)
205			->integer($randomDataSource->length())
206			->isEqualTo(10)
207			->and
208			->when($slicedDataSource = $randomDataSource->slicedDataSource(2, 4))
209			->then
210			->boolean($slicedDataSource->isSliced())
211			->isTrue()
212			->integer($slicedDataSource->offset())
213			->isEqualTo(4)
214			->integer($slicedDataSource->length())
215			->isEqualTo(4)
216			;
217
218			$this
219			->given($randomDataSource = $this->randomDataSource(null, null, 2, 10))
220			->then
221			->boolean($randomDataSource->isSliced())
222			->isTrue()
223			->integer($randomDataSource->offset())
224			->isEqualTo(2)
225			->integer($randomDataSource->length())
226			->isEqualTo(10)
227			->and
228			->when($slicedDataSource = $randomDataSource->slicedDataSource(8, 4))
229			->then
230			->boolean($slicedDataSource->isSliced())
231			->isTrue()
232			->integer($slicedDataSource->offset())
233			->isEqualTo(10)
234			->integer($slicedDataSource->length())
235			->isEqualTo(2)
236			;
237
238			$this
239			->given($randomDataSource = $this->randomDataSource(null, null, 2, 4))
240			->then
241			->boolean($randomDataSource->isSliced())
242			->isTrue()
243			->variable($randomDataSource->offset())
244			->isEqualTo(2)
245			->variable($randomDataSource->length())
246			->isEqualTo(4)
247			->and
248			->when($slicedDataSource = $randomDataSource->slicedDataSource(8, 4))
249			->then
250			->boolean($slicedDataSource->isSliced())
251			->isTrue()
252			->variable($slicedDataSource->offset())
253			->isEqualTo(10)
254			->variable($slicedDataSource->length())
255			->isEqualTo(0)
256			;
257
258			$this
259			->given($randomDataSource = $this->randomDataSource(null, null, 2, 4))
260			->let($iterator = $randomDataSource->getIterator())
261			->then()
262			->object($iterator)
263			->isInstanceOf(\Traversable::class)
264			->integer(\iterator_count($iterator))
265			->isEqualTo(4);
266			}
267
268			/*
269			* Test sortedDataSource.
270			*/
271			public function testSortedDataSource()
272			{
273			$this
274			->given(
275			$sortCriteria = new Comparator(),
276			$datasource = $this->randomDataSource()
277			)
278			->then
279			->boolean($datasource->isSorted())
280			->isFalse()
281			->and
282			->when($sortedDataSource = $datasource->sortedDataSource($sortCriteria))
283			->then
284			->boolean($sortedDataSource->isSorted())
285			->isTrue()
286			->variable($sortedDataSource->sortCriteria())
287			->isEqualTo($sortCriteria)
288			;
289			}
290			}
291

cubiche / collections

IteratorDataSourceTests::emptyDataSource() A last analyzed 2017-09-30 10:20 UTC

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IteratorDataSourceTests::emptyDataSource() A
last analyzed 2017-09-30 10:20 UTC