ConnectionBuilderTest::testReturnsNoElementsIfFirstIs0() - Code Metrics - Inspection of "Fixes after first scrutinizer-ci inspection" - overblog/GraphQLBundle - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( b6fc5f...138f00 )

by Jérémiah

created 2016-03-07 15:37 UTC

testReturnsNoElementsIfFirstIs0() A

↳ Parent: ConnectionBuilderTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	15
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

Metric	Value
c	1
b	1
f	0
dl	0
loc	15
rs	9.4285
cc	1
eloc	7
nc	1
nop	0

<?php

/*
 * This file is part of the OverblogGraphQLBundle package.
 *
 * (c) Overblog <http://github.com/overblog/>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Overblog\GraphQLBundle\Tests\Relay\Connection\Output;

use Overblog\GraphQLBundle\Relay\Connection\Output\Connection;
use Overblog\GraphQLBundle\Relay\Connection\Output\ConnectionBuilder;
use Overblog\GraphQLBundle\Relay\Connection\Output\Edge;
use Overblog\GraphQLBundle\Relay\Connection\Output\PageInfo;

/**
 * Class ConnectionBuilderTest.
 *
 * @see https://github.com/graphql/graphql-relay-js/blob/master/src/connection/__tests__/arrayconnection.js
 */
class ConnectionBuilderTest extends \PHPUnit_Framework_TestCase
{
    private $letters = ['A', 'B', 'C', 'D', 'E'];

    public function testBasicSlicing()

    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters);

        $expected = $this->getExpectedConnection($this->letters, false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsASmallerFirst()
    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 2]);

        $expected = $this->getExpectedConnection(['A', 'B'], false, true);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsAnOverlyLargeFirst()

    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 10]);

        $expected = $this->getExpectedConnection($this->letters, false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsASmallerLast()
    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 2]);

        $expected = $this->getExpectedConnection(['D', 'E'], true, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsAnOverlyLargeLast()

    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 10]);

        $expected = $this->getExpectedConnection($this->letters, false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsFirstAndAfter()
    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjE=']);

        $expected = $this->getExpectedConnection(['C', 'D'], false, true);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsFirstAndAfterWithLongFirst()

    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 10, 'after' => 'YXJyYXljb25uZWN0aW9uOjE=']);

        $expected = $this->getExpectedConnection(['C', 'D', 'E'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsLastAndBefore()
    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 2, 'before' => 'YXJyYXljb25uZWN0aW9uOjM=']);

        $expected = $this->getExpectedConnection(['B', 'C'], true, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsLastAndBeforeWithLongLast()

    {
        $actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 10, 'before' => 'YXJyYXljb25uZWN0aW9uOjM=']);

        $expected = $this->getExpectedConnection(['A', 'B', 'C'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsFirstAndAfterAndBeforeTooFew()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['first' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['B', 'C'], false, true);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsFirstAndAfterAndBeforeTooMany()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['first' => 4, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsFirstAndAfterAndBeforeExactlyRight()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['first' => 3, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsLastAndAfterAndBeforeTooFew()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['last' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['C', 'D'], true, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsLastAndAfterAndBeforeTooMany()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['last' => 4, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testRespectsLastAndAfterAndBeforeExactlyRight()

    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['last' => 3, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testReturnsNoElementsIfFirstIs0()
    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['first' => 0]
        );

        $expected = new Connection(
            [
            ],
            new PageInfo(null, null, false, true)
        );

        $this->assertEquals($expected, $actual);
    }

    public function testReturnsAllElementsIfCursorsAreInvalid()
    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['before' => 'invalid', 'after' => 'invalid']
        );

        $expected = $this->getExpectedConnection($this->letters, false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testReturnsAllElementsIfCursorsAreOnTheOutside()
    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['before' => 'YXJyYXljb25uZWN0aW9uOjYK', 'after' => 'YXJyYXljb25uZWN0aW9uOi0xCg==']
        );

        $expected = $this->getExpectedConnection($this->letters, false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testReturnsNoElementsIfCursorsCross()
    {
        $actual = ConnectionBuilder::connectionFromArray(
            $this->letters,
            ['before' => 'YXJyYXljb25uZWN0aW9uOjI=', 'after' => 'YXJyYXljb25uZWN0aW9uOjQ=']
        );

        $expected = $this->getExpectedConnection([], false, false);

        $this->assertEquals($expected, $actual);
    }

    public function testReturnsAnEdgesCursorGivenAnArrayAndAMemberObject()
    {
        $letterCursor = ConnectionBuilder::cursorForObjectInConnection($this->letters, 'B');

        $this->assertEquals('YXJyYXljb25uZWN0aW9uOjE=', $letterCursor);
    }

    public function testReturnsAnEdgesCursorGivenAnArrayAndANonMemberObject()
    {
        $letterCursor = ConnectionBuilder::cursorForObjectInConnection($this->letters, 'F');

        $this->assertNull($letterCursor);
    }

    private function getExpectedConnection(array $wantedEdges, $hasPreviousPage, $hasNextPage)
    {
        $edges = [
            'A' => new Edge('YXJyYXljb25uZWN0aW9uOjA=', 'A'),
            'B' => new Edge('YXJyYXljb25uZWN0aW9uOjE=', 'B'),
            'C' => new Edge('YXJyYXljb25uZWN0aW9uOjI=', 'C'),
            'D' => new Edge('YXJyYXljb25uZWN0aW9uOjM=', 'D'),
            'E' => new Edge('YXJyYXljb25uZWN0aW9uOjQ=', 'E'),
        ];

        $expectedEdges = array_values(array_intersect_key($edges, array_flip($wantedEdges)));

        return new Connection(
            $expectedEdges,
            new PageInfo(
                isset($expectedEdges[0]) ? $expectedEdges[0]->cursor : null,
                end($expectedEdges) ? end($expectedEdges)->cursor : null,
                $hasPreviousPage,
                $hasNextPage
            )
        );
    }
}


1		<?php
2
3		/*
4		* This file is part of the OverblogGraphQLBundle package.
5		*
6		* (c) Overblog <http://github.com/overblog/>
7		*
8		* For the full copyright and license information, please view the LICENSE
9		* file that was distributed with this source code.
10		*/
11
12		namespace Overblog\GraphQLBundle\Tests\Relay\Connection\Output;
13
14		use Overblog\GraphQLBundle\Relay\Connection\Output\Connection;
15		use Overblog\GraphQLBundle\Relay\Connection\Output\ConnectionBuilder;
16		use Overblog\GraphQLBundle\Relay\Connection\Output\Edge;
17		use Overblog\GraphQLBundle\Relay\Connection\Output\PageInfo;
18
19		/**
20		* Class ConnectionBuilderTest.
21		*
22		* @see https://github.com/graphql/graphql-relay-js/blob/master/src/connection/__tests__/arrayconnection.js
23		*/
24		class ConnectionBuilderTest extends \PHPUnit_Framework_TestCase
25		{
26		private $letters = ['A', 'B', 'C', 'D', 'E'];
27
28	View Code Duplication	public function testBasicSlicing()
		0 ignored issues – show Duplication introduced 2016-03-07 15:40 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
29		{
30		$actual = ConnectionBuilder::connectionFromArray($this->letters);
31
32		$expected = $this->getExpectedConnection($this->letters, false, false);
33
34		$this->assertEquals($expected, $actual);
35		}
36
37		public function testRespectsASmallerFirst()
38		{
39		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 2]);
40
41		$expected = $this->getExpectedConnection(['A', 'B'], false, true);
42
43		$this->assertEquals($expected, $actual);
44		}
45
46	View Code Duplication	public function testRespectsAnOverlyLargeFirst()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
47		{
48		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 10]);
49
50		$expected = $this->getExpectedConnection($this->letters, false, false);
51
52		$this->assertEquals($expected, $actual);
53		}
54
55		public function testRespectsASmallerLast()
56		{
57		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 2]);
58
59		$expected = $this->getExpectedConnection(['D', 'E'], true, false);
60
61		$this->assertEquals($expected, $actual);
62		}
63
64	View Code Duplication	public function testRespectsAnOverlyLargeLast()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
65		{
66		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 10]);
67
68		$expected = $this->getExpectedConnection($this->letters, false, false);
69
70		$this->assertEquals($expected, $actual);
71		}
72
73		public function testRespectsFirstAndAfter()
74		{
75		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjE=']);
76
77		$expected = $this->getExpectedConnection(['C', 'D'], false, true);
78
79		$this->assertEquals($expected, $actual);
80		}
81
82	View Code Duplication	public function testRespectsFirstAndAfterWithLongFirst()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
83		{
84		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['first' => 10, 'after' => 'YXJyYXljb25uZWN0aW9uOjE=']);
85
86		$expected = $this->getExpectedConnection(['C', 'D', 'E'], false, false);
87
88		$this->assertEquals($expected, $actual);
89		}
90
91		public function testRespectsLastAndBefore()
92		{
93		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 2, 'before' => 'YXJyYXljb25uZWN0aW9uOjM=']);
94
95		$expected = $this->getExpectedConnection(['B', 'C'], true, false);
96
97		$this->assertEquals($expected, $actual);
98		}
99
100	View Code Duplication	public function testRespectsLastAndBeforeWithLongLast()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
101		{
102		$actual = ConnectionBuilder::connectionFromArray($this->letters, ['last' => 10, 'before' => 'YXJyYXljb25uZWN0aW9uOjM=']);
103
104		$expected = $this->getExpectedConnection(['A', 'B', 'C'], false, false);
105
106		$this->assertEquals($expected, $actual);
107		}
108
109	View Code Duplication	public function testRespectsFirstAndAfterAndBeforeTooFew()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
110		{
111		$actual = ConnectionBuilder::connectionFromArray(
112		$this->letters,
113		['first' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
114		);
115
116		$expected = $this->getExpectedConnection(['B', 'C'], false, true);
117
118		$this->assertEquals($expected, $actual);
119		}
120
121	View Code Duplication	public function testRespectsFirstAndAfterAndBeforeTooMany()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
122		{
123		$actual = ConnectionBuilder::connectionFromArray(
124		$this->letters,
125		['first' => 4, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
126		);
127
128		$expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);
129
130		$this->assertEquals($expected, $actual);
131		}
132
133	View Code Duplication	public function testRespectsFirstAndAfterAndBeforeExactlyRight()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
134		{
135		$actual = ConnectionBuilder::connectionFromArray(
136		$this->letters,
137		['first' => 3, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
138		);
139
140		$expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);
141
142		$this->assertEquals($expected, $actual);
143		}
144
145	View Code Duplication	public function testRespectsLastAndAfterAndBeforeTooFew()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
146		{
147		$actual = ConnectionBuilder::connectionFromArray(
148		$this->letters,
149		['last' => 2, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
150		);
151
152		$expected = $this->getExpectedConnection(['C', 'D'], true, false);
153
154		$this->assertEquals($expected, $actual);
155		}
156
157	View Code Duplication	public function testRespectsLastAndAfterAndBeforeTooMany()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
158		{
159		$actual = ConnectionBuilder::connectionFromArray(
160		$this->letters,
161		['last' => 4, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
162		);
163
164		$expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);
165
166		$this->assertEquals($expected, $actual);
167		}
168
169	View Code Duplication	public function testRespectsLastAndAfterAndBeforeExactlyRight()
		0 ignored issues – show Duplication introduced 2016-03-07 13:30 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
170		{
171		$actual = ConnectionBuilder::connectionFromArray(
172		$this->letters,
173		['last' => 3, 'after' => 'YXJyYXljb25uZWN0aW9uOjA=', 'before' => 'YXJyYXljb25uZWN0aW9uOjQ=']
174		);
175
176		$expected = $this->getExpectedConnection(['B', 'C', 'D'], false, false);
177
178		$this->assertEquals($expected, $actual);
179		}
180
181		public function testReturnsNoElementsIfFirstIs0()
182		{
183		$actual = ConnectionBuilder::connectionFromArray(
184		$this->letters,
185		['first' => 0]
186		);
187
188		$expected = new Connection(
189		[
190		],
191		new PageInfo(null, null, false, true)
192		);
193
194		$this->assertEquals($expected, $actual);
195		}
196
197		public function testReturnsAllElementsIfCursorsAreInvalid()
198		{
199		$actual = ConnectionBuilder::connectionFromArray(
200		$this->letters,
201		['before' => 'invalid', 'after' => 'invalid']
202		);
203
204		$expected = $this->getExpectedConnection($this->letters, false, false);
205
206		$this->assertEquals($expected, $actual);
207		}
208
209		public function testReturnsAllElementsIfCursorsAreOnTheOutside()
210		{
211		$actual = ConnectionBuilder::connectionFromArray(
212		$this->letters,
213		['before' => 'YXJyYXljb25uZWN0aW9uOjYK', 'after' => 'YXJyYXljb25uZWN0aW9uOi0xCg==']
214		);
215
216		$expected = $this->getExpectedConnection($this->letters, false, false);
217
218		$this->assertEquals($expected, $actual);
219		}
220
221		public function testReturnsNoElementsIfCursorsCross()
222		{
223		$actual = ConnectionBuilder::connectionFromArray(
224		$this->letters,
225		['before' => 'YXJyYXljb25uZWN0aW9uOjI=', 'after' => 'YXJyYXljb25uZWN0aW9uOjQ=']
226		);
227
228		$expected = $this->getExpectedConnection([], false, false);
229
230		$this->assertEquals($expected, $actual);
231		}
232
233		public function testReturnsAnEdgesCursorGivenAnArrayAndAMemberObject()
234		{
235		$letterCursor = ConnectionBuilder::cursorForObjectInConnection($this->letters, 'B');
236
237		$this->assertEquals('YXJyYXljb25uZWN0aW9uOjE=', $letterCursor);
238		}
239
240		public function testReturnsAnEdgesCursorGivenAnArrayAndANonMemberObject()
241		{
242		$letterCursor = ConnectionBuilder::cursorForObjectInConnection($this->letters, 'F');
243
244		$this->assertNull($letterCursor);
245		}
246
247		private function getExpectedConnection(array $wantedEdges, $hasPreviousPage, $hasNextPage)
248		{
249		$edges = [
250		'A' => new Edge('YXJyYXljb25uZWN0aW9uOjA=', 'A'),
251		'B' => new Edge('YXJyYXljb25uZWN0aW9uOjE=', 'B'),
252		'C' => new Edge('YXJyYXljb25uZWN0aW9uOjI=', 'C'),
253		'D' => new Edge('YXJyYXljb25uZWN0aW9uOjM=', 'D'),
254		'E' => new Edge('YXJyYXljb25uZWN0aW9uOjQ=', 'E'),
255		];
256
257		$expectedEdges = array_values(array_intersect_key($edges, array_flip($wantedEdges)));
258
259		return new Connection(
260		$expectedEdges,
261		new PageInfo(
262		isset($expectedEdges[0]) ? $expectedEdges[0]->cursor : null,
263		end($expectedEdges) ? end($expectedEdges)->cursor : null,
264		$hasPreviousPage,
265		$hasNextPage
266		)
267		);
268		}
269		}
270

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testReturnsNoElementsIfFirstIs0() A

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