IterableDataReaderTest::testIteratorIteratorAsDataSet() - Code Metrics - Inspection of "Add test that checks IterableDataReader works with..." - yiisoft/data - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 20aba6...87e717 )

by Alexander

created 2019-09-09 13:15 UTC

testIteratorIteratorAsDataSet() A

↳ Parent: IterableDataReaderTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	6
c	1
b	0
f	0
dl	0
loc	9
rs	10
cc	1
nc	1
nop	0

<?php
declare(strict_types=1);

namespace Yiisoft\Data\Tests\Reader;

use PHPUnit\Framework\TestCase;
use Yiisoft\Data\Reader\IterableDataReader;
use Yiisoft\Data\Reader\Filter\All;
use Yiisoft\Data\Reader\Filter\Any;
use Yiisoft\Data\Reader\Filter\Equals;
use Yiisoft\Data\Reader\Filter\GreaterThan;
use Yiisoft\Data\Reader\Filter\GreaterThanOrEqual;
use Yiisoft\Data\Reader\Filter\In;
use Yiisoft\Data\Reader\Filter\LessThan;
use Yiisoft\Data\Reader\Filter\LessThanOrEqual;
use Yiisoft\Data\Reader\Filter\Like;
use Yiisoft\Data\Reader\Filter\Not;
use Yiisoft\Data\Reader\Sort;

final class IterableDataReaderTest extends TestCase
{
    private function getDataSet(): array
    {
        return [
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
            [
                'id' => 6,
                'name' => '007',
            ],
        ];
    }

    private function getDataSetSortedByName(): array
    {
        return [
            [
                'id' => 6,
                'name' => '007',
            ],
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
        ];
    }

    public function testWithLimitIsImmutable(): void
    {
        $reader = new IterableDataReader([]);

        $this->assertNotSame($reader, $reader->withLimit(1));
    }

    public function testLimitIsApplied(): void
    {
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withLimit(5);

        $data = $reader->read();

        $this->assertCount(5, $data);
        $this->assertSame(array_slice($this->getDataSet(), 0, 5), $data);
    }

    public function testOffsetIsApplied(): void
    {
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withOffset(2);

        $data = $reader->read();

        $this->assertCount(3, $data);
        $this->assertSame(array_slice($this->getDataSet(), 2, 3), $data);
    }

    public function testsWithSortIsImmutable(): void
    {
        $reader = new IterableDataReader([]);

        $this->assertNotSame($reader, $reader->withSort(null));
    }

    public function testSorting(): void
    {
        $sorting = new Sort([
            'id',
            'name'
        ]);

        $sorting = $sorting->withOrder(['name' => 'asc']);

        $reader = (new IterableDataReader($this->getDataSet()))
            ->withSort($sorting);

        $data = $reader->read();

        $this->assertSame($this->getDataSetSortedByName(), $data);
    }

    public function testCounting(): void
    {
        $reader = new IterableDataReader($this->getDataSet());
        $this->assertSame(5, $reader->count());
        $this->assertCount(5, $reader);
    }

    public function testsWithFilterIsImmutable(): void
    {
        $reader = new IterableDataReader([]);

        $this->assertNotSame($reader, $reader->withFilter(null));
    }

    public function testEqualsFiltering(): void
    {
        $filter = new Equals('id', 3);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
        ], $reader->read());
    }

    public function testGreaterThanFiltering(): void
    {
        $filter = new GreaterThan('id', 3);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
            [
                'id' => 6,
                'name' => '007',
            ],
        ], $reader->read());
    }

    public function testGreaterThanOrEqualFiltering(): void
    {
        $filter = new GreaterThanOrEqual('id', 3);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
            [
                'id' => 6,
                'name' => '007',
            ],
        ], $reader->read());
    }

    public function testLessThanFiltering(): void
    {
        $filter = new LessThan('id', 3);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
        ], $reader->read());
    }

    public function testLessThanOrEqualFiltering(): void
    {
        $filter = new LessThanOrEqual('id', 3);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
        ], $reader->read());
    }

    public function testInFiltering(): void
    {
        $filter = new In('id', [1, 2]);
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
        ], $reader->read());
    }

    public function testLikeFiltering(): void
    {
        $filter = new Like('name', 'agent');
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
        ], $reader->read());
    }

    public function testNotFiltering(): void
    {
        $filter = new Not(new Equals('id', 1));
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
            [
                'id' => 3,
                'name' => 'Agent K',
            ],
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
            [
                'id' => 6,
                'name' => '007',
            ],
        ], $reader->read());
    }

    public function testAnyFiltering(): void
    {
        $filter = new Any(
            new Equals('id', 1),
            new Equals('id', 2)
        );
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 1,
                'name' => 'Codename Boris',
            ],
            [
                'id' => 2,
                'name' => 'Codename Doris',
            ],
        ], $reader->read());
    }

    public function testAllFiltering(): void
    {
        $filter = new All(
            new GreaterThan('id', 3),
            new Like('name', 'agent')
        );
        $reader = (new IterableDataReader($this->getDataSet()))
            ->withFilter($filter);

        $this->assertSame([
            [
                'id' => 5,
                'name' => 'Agent J',
            ],
        ], $reader->read());
    }

    public function testLimitedSort(): void
    {
        $readerMin = (new IterableDataReader($this->getDataSet()))
            ->withSort(
                (new Sort(['id']))->withOrder(['id' => 'asc'])
            )
            ->withLimit(1);
        $min = $readerMin->read()[0]['id'];
        $this->assertSame(1, $min, 'Wrong min value found');

        $readerMax = (new IterableDataReader($this->getDataSet()))
            ->withSort(
                (new Sort(['id']))->withOrder(['id' => 'desc'])
            )
            ->withLimit(1);
        $max = $readerMax->read()[0]['id'];
        $this->assertSame(6, $max, 'Wrong max value found');
    }

    public function testFilteredCount(): void
    {
        $reader = new IterableDataReader($this->getDataSet());
        $total = count($reader);

        $this->assertSame(5, $total, 'Wrong count of elements');

        $reader = $reader->withFilter(new Like('name', 'agent'));
        $totalAgents = count($reader);
        $this->assertSame(2, $totalAgents, 'Wrong count of filtered elements');
    }

    public function testIteratorIteratorAsDataSet(): void
    {
        $reader = new IterableDataReader(new \ArrayIterator($this->getDataSet()));
        $sorting = new Sort([
            'id',
            'name'
        ]);
        $sorting = $sorting->withOrder(['name' => 'asc']);
        $this->assertSame($this->getDataSetSortedByName(), $reader->withSort($sorting)->read());
    }

    private function getDataSetAsGenerator(): \Generator
    {
        yield from $this->getDataSet();
    }

    public function testGeneratorAsDataSet(): void
    {
        $reader = new IterableDataReader($this->getDataSetAsGenerator());
        $sorting = new Sort([
            'id',
            'name'
        ]);
        $sorting = $sorting->withOrder(['name' => 'asc']);
        $this->assertSame($this->getDataSetSortedByName(), $reader->withSort($sorting)->read());
    }
}


1			<?php
2			declare(strict_types=1);
3
4			namespace Yiisoft\Data\Tests\Reader;
5
6			use PHPUnit\Framework\TestCase;
7			use Yiisoft\Data\Reader\IterableDataReader;
8			use Yiisoft\Data\Reader\Filter\All;
9			use Yiisoft\Data\Reader\Filter\Any;
10			use Yiisoft\Data\Reader\Filter\Equals;
11			use Yiisoft\Data\Reader\Filter\GreaterThan;
12			use Yiisoft\Data\Reader\Filter\GreaterThanOrEqual;
13			use Yiisoft\Data\Reader\Filter\In;
14			use Yiisoft\Data\Reader\Filter\LessThan;
15			use Yiisoft\Data\Reader\Filter\LessThanOrEqual;
16			use Yiisoft\Data\Reader\Filter\Like;
17			use Yiisoft\Data\Reader\Filter\Not;
18			use Yiisoft\Data\Reader\Sort;
19
20			final class IterableDataReaderTest extends TestCase
21			{
22			private function getDataSet(): array
23			{
24			return [
25			[
26			'id' => 1,
27			'name' => 'Codename Boris',
28			],
29			[
30			'id' => 2,
31			'name' => 'Codename Doris',
32			],
33			[
34			'id' => 3,
35			'name' => 'Agent K',
36			],
37			[
38			'id' => 5,
39			'name' => 'Agent J',
40			],
41			[
42			'id' => 6,
43			'name' => '007',
44			],
45			];
46			}
47
48			private function getDataSetSortedByName(): array
49			{
50			return [
51			[
52			'id' => 6,
53			'name' => '007',
54			],
55			[
56			'id' => 5,
57			'name' => 'Agent J',
58			],
59			[
60			'id' => 3,
61			'name' => 'Agent K',
62			],
63			[
64			'id' => 1,
65			'name' => 'Codename Boris',
66			],
67			[
68			'id' => 2,
69			'name' => 'Codename Doris',
70			],
71			];
72			}
73
74			public function testWithLimitIsImmutable(): void
75			{
76			$reader = new IterableDataReader([]);
77
78			$this->assertNotSame($reader, $reader->withLimit(1));
79			}
80
81			public function testLimitIsApplied(): void
82			{
83			$reader = (new IterableDataReader($this->getDataSet()))
84			->withLimit(5);
85
86			$data = $reader->read();
87
88			$this->assertCount(5, $data);
89			$this->assertSame(array_slice($this->getDataSet(), 0, 5), $data);
90			}
91
92			public function testOffsetIsApplied(): void
93			{
94			$reader = (new IterableDataReader($this->getDataSet()))
95			->withOffset(2);
96
97			$data = $reader->read();
98
99			$this->assertCount(3, $data);
100			$this->assertSame(array_slice($this->getDataSet(), 2, 3), $data);
101			}
102
103			public function testsWithSortIsImmutable(): void
104			{
105			$reader = new IterableDataReader([]);
106
107			$this->assertNotSame($reader, $reader->withSort(null));
108			}
109
110			public function testSorting(): void
111			{
112			$sorting = new Sort([
113			'id',
114			'name'
115			]);
116
117			$sorting = $sorting->withOrder(['name' => 'asc']);
118
119			$reader = (new IterableDataReader($this->getDataSet()))
120			->withSort($sorting);
121
122			$data = $reader->read();
123
124			$this->assertSame($this->getDataSetSortedByName(), $data);
125			}
126
127			public function testCounting(): void
128			{
129			$reader = new IterableDataReader($this->getDataSet());
130			$this->assertSame(5, $reader->count());
131			$this->assertCount(5, $reader);
132			}
133
134			public function testsWithFilterIsImmutable(): void
135			{
136			$reader = new IterableDataReader([]);
137
138			$this->assertNotSame($reader, $reader->withFilter(null));
139			}
140
141			public function testEqualsFiltering(): void
142			{
143			$filter = new Equals('id', 3);
144			$reader = (new IterableDataReader($this->getDataSet()))
145			->withFilter($filter);
146
147			$this->assertSame([
148			[
149			'id' => 3,
150			'name' => 'Agent K',
151			],
152			], $reader->read());
153			}
154
155			public function testGreaterThanFiltering(): void
156			{
157			$filter = new GreaterThan('id', 3);
158			$reader = (new IterableDataReader($this->getDataSet()))
159			->withFilter($filter);
160
161			$this->assertSame([
162			[
163			'id' => 5,
164			'name' => 'Agent J',
165			],
166			[
167			'id' => 6,
168			'name' => '007',
169			],
170			], $reader->read());
171			}
172
173			public function testGreaterThanOrEqualFiltering(): void
174			{
175			$filter = new GreaterThanOrEqual('id', 3);
176			$reader = (new IterableDataReader($this->getDataSet()))
177			->withFilter($filter);
178
179			$this->assertSame([
180			[
181			'id' => 3,
182			'name' => 'Agent K',
183			],
184			[
185			'id' => 5,
186			'name' => 'Agent J',
187			],
188			[
189			'id' => 6,
190			'name' => '007',
191			],
192			], $reader->read());
193			}
194
195			public function testLessThanFiltering(): void
196			{
197			$filter = new LessThan('id', 3);
198			$reader = (new IterableDataReader($this->getDataSet()))
199			->withFilter($filter);
200
201			$this->assertSame([
202			[
203			'id' => 1,
204			'name' => 'Codename Boris',
205			],
206			[
207			'id' => 2,
208			'name' => 'Codename Doris',
209			],
210			], $reader->read());
211			}
212
213			public function testLessThanOrEqualFiltering(): void
214			{
215			$filter = new LessThanOrEqual('id', 3);
216			$reader = (new IterableDataReader($this->getDataSet()))
217			->withFilter($filter);
218
219			$this->assertSame([
220			[
221			'id' => 1,
222			'name' => 'Codename Boris',
223			],
224			[
225			'id' => 2,
226			'name' => 'Codename Doris',
227			],
228			[
229			'id' => 3,
230			'name' => 'Agent K',
231			],
232			], $reader->read());
233			}
234
235			public function testInFiltering(): void
236			{
237			$filter = new In('id', [1, 2]);
238			$reader = (new IterableDataReader($this->getDataSet()))
239			->withFilter($filter);
240
241			$this->assertSame([
242			[
243			'id' => 1,
244			'name' => 'Codename Boris',
245			],
246			[
247			'id' => 2,
248			'name' => 'Codename Doris',
249			],
250			], $reader->read());
251			}
252
253			public function testLikeFiltering(): void
254			{
255			$filter = new Like('name', 'agent');
256			$reader = (new IterableDataReader($this->getDataSet()))
257			->withFilter($filter);
258
259			$this->assertSame([
260			[
261			'id' => 3,
262			'name' => 'Agent K',
263			],
264			[
265			'id' => 5,
266			'name' => 'Agent J',
267			],
268			], $reader->read());
269			}
270
271			public function testNotFiltering(): void
272			{
273			$filter = new Not(new Equals('id', 1));
274			$reader = (new IterableDataReader($this->getDataSet()))
275			->withFilter($filter);
276
277			$this->assertSame([
278			[
279			'id' => 2,
280			'name' => 'Codename Doris',
281			],
282			[
283			'id' => 3,
284			'name' => 'Agent K',
285			],
286			[
287			'id' => 5,
288			'name' => 'Agent J',
289			],
290			[
291			'id' => 6,
292			'name' => '007',
293			],
294			], $reader->read());
295			}
296
297			public function testAnyFiltering(): void
298			{
299			$filter = new Any(
300			new Equals('id', 1),
301			new Equals('id', 2)
302			);
303			$reader = (new IterableDataReader($this->getDataSet()))
304			->withFilter($filter);
305
306			$this->assertSame([
307			[
308			'id' => 1,
309			'name' => 'Codename Boris',
310			],
311			[
312			'id' => 2,
313			'name' => 'Codename Doris',
314			],
315			], $reader->read());
316			}
317
318			public function testAllFiltering(): void
319			{
320			$filter = new All(
321			new GreaterThan('id', 3),
322			new Like('name', 'agent')
323			);
324			$reader = (new IterableDataReader($this->getDataSet()))
325			->withFilter($filter);
326
327			$this->assertSame([
328			[
329			'id' => 5,
330			'name' => 'Agent J',
331			],
332			], $reader->read());
333			}
334
335			public function testLimitedSort(): void
336			{
337			$readerMin = (new IterableDataReader($this->getDataSet()))
338			->withSort(
339			(new Sort(['id']))->withOrder(['id' => 'asc'])
340			)
341			->withLimit(1);
342			$min = $readerMin->read()[0]['id'];
343			$this->assertSame(1, $min, 'Wrong min value found');
344
345			$readerMax = (new IterableDataReader($this->getDataSet()))
346			->withSort(
347			(new Sort(['id']))->withOrder(['id' => 'desc'])
348			)
349			->withLimit(1);
350			$max = $readerMax->read()[0]['id'];
351			$this->assertSame(6, $max, 'Wrong max value found');
352			}
353
354			public function testFilteredCount(): void
355			{
356			$reader = new IterableDataReader($this->getDataSet());
357			$total = count($reader);
358
359			$this->assertSame(5, $total, 'Wrong count of elements');
360
361			$reader = $reader->withFilter(new Like('name', 'agent'));
362			$totalAgents = count($reader);
363			$this->assertSame(2, $totalAgents, 'Wrong count of filtered elements');
364			}
365
366			public function testIteratorIteratorAsDataSet(): void
367			{
368			$reader = new IterableDataReader(new \ArrayIterator($this->getDataSet()));
369			$sorting = new Sort([
370			'id',
371			'name'
372			]);
373			$sorting = $sorting->withOrder(['name' => 'asc']);
374			$this->assertSame($this->getDataSetSortedByName(), $reader->withSort($sorting)->read());
375			}
376
377			private function getDataSetAsGenerator(): \Generator
378			{
379			yield from $this->getDataSet();
380			}
381
382			public function testGeneratorAsDataSet(): void
383			{
384			$reader = new IterableDataReader($this->getDataSetAsGenerator());
385			$sorting = new Sort([
386			'id',
387			'name'
388			]);
389			$sorting = $sorting->withOrder(['name' => 'asc']);
390			$this->assertSame($this->getDataSetSortedByName(), $reader->withSort($sorting)->read());
391			}
392			}
393

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