SnakListTest::testAddSnak() - Code Metrics - Inspection of "Merge pull request #841 from wmde/update_data_valu..." - wmde/WikibaseDataModel - Measure and Improve Code Quality continuously with Scrutinizer

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created 2021-03-31 07:55 UTC

SnakListTest::testAddSnak() A

↳ Parent: SnakListTest

Complexity

Conditions	2
Paths	2

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	17
rs	9.7
c	0
b	0
f	0
cc	2
nc	2
nop	1

<?php

namespace Wikibase\DataModel\Tests\Snak;

use DataValues\StringValue;
use InvalidArgumentException;
use Wikibase\DataModel\Entity\PropertyId;
use Wikibase\DataModel\Snak\PropertyNoValueSnak;
use Wikibase\DataModel\Snak\PropertyValueSnak;
use Wikibase\DataModel\Snak\Snak;
use Wikibase\DataModel\Snak\SnakList;

/**
 * @covers \Wikibase\DataModel\Snak\SnakList
 *
 * @license GPL-2.0-or-later
 * @author Jeroen De Dauw < [email protected] >
 * @author Addshore
 * @author Thiemo Kreuz
 */
class SnakListTest extends \PHPUnit\Framework\TestCase {

	public function elementInstancesProvider() {
		$id42 = new PropertyId( 'P42' );

		$argLists = [];

		$argLists[] = [ [ new PropertyNoValueSnak( $id42 ) ] ];
		$argLists[] = [ [ new PropertyNoValueSnak( new PropertyId( 'P9001' ) ) ] ];
		$argLists[] = [ [ new PropertyValueSnak( $id42, new StringValue( 'a' ) ) ] ];

		return $argLists;
	}

	public function instanceProvider() {
		$id42 = new PropertyId( 'P42' );
		$id9001 = new PropertyId( 'P9001' );

		return [
			[ new SnakList() ],
			[ new SnakList( [
				new PropertyNoValueSnak( $id42 )
			] ) ],
			[ new SnakList( [
				new PropertyNoValueSnak( $id42 ),
				new PropertyNoValueSnak( $id9001 ),
			] ) ],
			[ new SnakList( [
				new PropertyNoValueSnak( $id42 ),
				new PropertyNoValueSnak( $id9001 ),
				new PropertyValueSnak( $id42, new StringValue( 'a' ) ),
			] ) ],
		];
	}

	/**
	 * @dataProvider invalidConstructorArgumentsProvider
	 */
	public function testGivenInvalidConstructorArguments_constructorThrowsException( $input ) {
		$this->expectException( InvalidArgumentException::class );
		new SnakList( $input );
	}

	public function invalidConstructorArgumentsProvider() {
		$id1 = new PropertyId( 'P1' );

		return [
			[ null ],
			[ false ],
			[ 1 ],
			[ 0.1 ],
			[ 'string' ],
			[ $id1 ],
			[ new PropertyNoValueSnak( $id1 ) ],
			[ new PropertyValueSnak( $id1, new StringValue( 'a' ) ) ],
			[ [ null ] ],
			[ [ $id1 ] ],
			[ [ new SnakList() ] ],
		];
	}

	public function testGivenAssociativeArray_constructorPreservesArrayKeys() {
		$snakList = new SnakList( [ 'key' => new PropertyNoValueSnak( 1 ) ] );
		$this->assertSame( [ 'key' ], array_keys( iterator_to_array( $snakList ) ) );
	}

	/**
	 * @dataProvider instanceProvider
	 * @param SnakList $array
	 */
	public function testHasSnak( SnakList $array ) {
		/**
		 * @var Snak $hashable
		 */
		foreach ( iterator_to_array( $array ) as $hashable ) {
			$this->assertTrue( $array->hasSnak( $hashable ) );
			$this->assertTrue( $array->hasSnakHash( $hashable->getHash() ) );
			$array->removeSnak( $hashable );
			$this->assertFalse( $array->hasSnak( $hashable ) );
			$this->assertFalse( $array->hasSnakHash( $hashable->getHash() ) );
		}

		$this->assertTrue( true );
	}

	/**
	 * @dataProvider instanceProvider
	 * @param SnakList $array
	 */
	public function testRemoveSnak( SnakList $array ) {
		$elementCount = $array->count();

		/**
		 * @var Snak $element
		 */
		foreach ( iterator_to_array( $array ) as $element ) {
			$this->assertTrue( $array->hasSnak( $element ) );

			if ( $elementCount % 2 === 0 ) {
				$array->removeSnak( $element );
			} else {
				$array->removeSnakHash( $element->getHash() );
			}

			$this->assertFalse( $array->hasSnak( $element ) );
			$this->assertSame( --$elementCount, $array->count() );
		}

		$element = new PropertyNoValueSnak( new PropertyId( 'P42' ) );

		$array->removeSnak( $element );
		$array->removeSnakHash( $element->getHash() );

		$this->assertTrue( true );
	}

	/**
	 * @dataProvider instanceProvider
	 * @param SnakList $array
	 */
	public function testAddSnak( SnakList $array ) {
		$elementCount = $array->count();

		$element = $this->elementInstancesProvider()[0][0][0];

		if ( !$array->hasSnak( $element ) ) {
			++$elementCount;
		}

		$this->assertSame( !$array->hasSnak( $element ), $array->addSnak( $element ) );

		$this->assertSame( $elementCount, $array->count() );

		$this->assertFalse( $array->addSnak( $element ) );

		$this->assertSame( $elementCount, $array->count() );
	}

	public function orderByPropertyProvider() {
		$id1 = new PropertyId( 'P1' );
		$id2 = new PropertyId( 'P2' );
		$id3 = new PropertyId( 'P3' );
		$id4 = new PropertyId( 'P4' );

		/**
		 * List of test data containing snaks to initialize SnakList objects. The first list of
		 * snaks represents the snak list to be used as test input while the second represents the
		 * expected result.
		 * @var array
		 */
		$rawArguments = [
			'Default order' => [
				[],
				[],
			],
			'Unknown id in order' => [
				[],
				[],
				[ 'P1' ]
			],
			[
				[ new PropertyNoValueSnak( $id1 ) ],
				[ new PropertyNoValueSnak( $id1 ) ],
			],
			[
				[
					new PropertyNoValueSnak( $id2 ),
					new PropertyNoValueSnak( $id1 ),
				],
				[
					new PropertyNoValueSnak( $id2 ),
					new PropertyNoValueSnak( $id1 ),
				],
			],
			[
				[
					new PropertyNoValueSnak( $id1 ),
					new PropertyNoValueSnak( $id2 ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
				],
				[
					new PropertyNoValueSnak( $id1 ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
					new PropertyNoValueSnak( $id2 ),
				],
			],
			'With additional order' => [
				[
					new PropertyNoValueSnak( $id3 ),
					new PropertyNoValueSnak( $id2 ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
				],
				[
					new PropertyNoValueSnak( $id2 ),
					new PropertyNoValueSnak( $id3 ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
				],
				[ 'P2' ]
			],
			[
				[
					new PropertyNoValueSnak( $id3 ),
					new PropertyNoValueSnak( $id2 ),
					new PropertyNoValueSnak( $id2 ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
					new PropertyNoValueSnak( $id1 ),
				],
				[
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
					new PropertyNoValueSnak( $id1 ),
					new PropertyNoValueSnak( $id3 ),
					new PropertyNoValueSnak( $id2 ),
					new PropertyNoValueSnak( $id2 ),
				],
				[ 'P1' ]
			],
			'Multiple IDs in order' => [
				[
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
					new PropertyValueSnak( $id2, new StringValue( 'b' ) ),
					new PropertyValueSnak( $id1, new StringValue( 'c' ) ),
					new PropertyValueSnak( $id3, new StringValue( 'd' ) ),
					new PropertyValueSnak( $id4, new StringValue( 'e' ) ),
					new PropertyValueSnak( $id2, new StringValue( 'f' ) ),
					new PropertyValueSnak( $id4, new StringValue( 'g' ) ),
				],
				[
					new PropertyValueSnak( $id2, new StringValue( 'b' ) ),
					new PropertyValueSnak( $id2, new StringValue( 'f' ) ),
					new PropertyValueSnak( $id3, new StringValue( 'd' ) ),
					new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
					new PropertyValueSnak( $id1, new StringValue( 'c' ) ),
					new PropertyValueSnak( $id4, new StringValue( 'e' ) ),
					new PropertyValueSnak( $id4, new StringValue( 'g' ) ),
				],
				[ 'P2', 'P3', 'P1' ]
			],
		];

		$arguments = [];

		foreach ( $rawArguments as $key => $rawArgument ) {
			$arguments[$key] = [
				new SnakList( $rawArgument[0] ),
				new SnakList( $rawArgument[1] ),
				array_key_exists( 2, $rawArgument ) ? $rawArgument[2] : []
			];
		}

		return $arguments;
	}

	/**
	 * @dataProvider orderByPropertyProvider
	 */
	public function testOrderByProperty( SnakList $snakList, SnakList $expected, array $order = [] ) {
		$initialSnakList = new SnakList( array_values( iterator_to_array( $snakList ) ) );

		$snakList->orderByProperty( $order );

		// Instantiate new SnakList resetting the snaks' array keys. This allows comparing the
		// reordered SnakList to the expected SnakList.
		$orderedSnakList = new SnakList( array_values( iterator_to_array( $snakList ) ) );

		$this->assertEquals( $expected, $orderedSnakList );

		if ( $orderedSnakList->equals( $initialSnakList ) ) {
			$this->assertSame( $initialSnakList->getHash(), $snakList->getHash() );
		} else {
			$this->assertNotSame( $initialSnakList->getHash(), $snakList->getHash() );
		}

		/** @var Snak $snak */
		foreach ( $snakList as $snak ) {
			$hash = $snak->getHash();
			$this->assertSame(
				$hash,
				$snakList->getSnak( $hash )->getHash(),
				'Reordering must not mess up the lists internal state'
			);
		}
	}

	/**
	 * @dataProvider equalsProvider
	 */
	public function testEquals( SnakList $list1, SnakList $list2, $expected ) {
		$this->assertSame( $expected, $list1->equals( $list2 ) );
	}

	public function equalsProvider() {
		$empty = new SnakList();
		$oneSnak = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );

		return [
			'empty object is equal to itself' => [
				$empty,
				$empty,
				true
			],
			'non-empty object is equal to itself' => [
				$oneSnak,
				$oneSnak,
				true
			],
			'different empty objects are equal' => [
				$empty,
				new SnakList(),
				true
			],
			'different objects with same content are equal' => [
				$oneSnak,
				new SnakList( [ new PropertyNoValueSnak( 1 ) ] ),
				true
			],
			'different objects with different content are not equal' => [
				$oneSnak,
				new SnakList( [ new PropertyNoValueSnak( 2 ) ] ),
				false
			],
		];
	}

	public function testGetHash() {
		$snakList = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
		$hash = $snakList->getHash();

		$this->assertIsString( $hash, 'must be a string' );
		$this->assertNotSame( '', $hash, 'must not be empty' );
		$this->assertSame( $hash, $snakList->getHash(), 'second call must return the same hash' );

		$otherList = new SnakList( [ new PropertyNoValueSnak( 2 ) ] );
		$this->assertNotSame( $hash, $otherList->getHash() );
	}

	/**
	 * This integration test (relies on SnakObject::getHash) is supposed to break whenever the hash
	 * calculation changes.
	 */
	public function testHashStability() {
		$snakList = new SnakList();
		$this->assertSame( 'da39a3ee5e6b4b0d3255bfef95601890afd80709', $snakList->getHash() );

		$snakList = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
		$this->assertSame( '4327ac5109aaf437ccce05580c563a5857d96c82', $snakList->getHash() );
	}

	/**
	 * @dataProvider provideEqualSnakLists
	 */
	public function testGivenEqualSnakLists_getHashIsTheSame( SnakList $self, SnakList $other ) {
		$this->assertSame( $self->getHash(), $other->getHash() );
	}

	public function provideEqualSnakLists() {
		$empty = new SnakList();
		$oneSnak = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );

		return [
			'same empty object' => [ $empty, $empty ],
			'same non-empty object' => [ $oneSnak, $oneSnak ],
			'equal empty objects' => [ $empty, new SnakList() ],
			'equal non-empty objects' => [ $oneSnak, new SnakList( [ new PropertyNoValueSnak( 1 ) ] ) ],
		];
	}

}


1			<?php
2
3			namespace Wikibase\DataModel\Tests\Snak;
4
5			use DataValues\StringValue;
6			use InvalidArgumentException;
7			use Wikibase\DataModel\Entity\PropertyId;
8			use Wikibase\DataModel\Snak\PropertyNoValueSnak;
9			use Wikibase\DataModel\Snak\PropertyValueSnak;
10			use Wikibase\DataModel\Snak\Snak;
11			use Wikibase\DataModel\Snak\SnakList;
12
13			/**
14			* @covers \Wikibase\DataModel\Snak\SnakList
15			*
16			* @license GPL-2.0-or-later
17			* @author Jeroen De Dauw < [email protected] >
18			* @author Addshore
19			* @author Thiemo Kreuz
20			*/
21			class SnakListTest extends \PHPUnit\Framework\TestCase {
22
23			public function elementInstancesProvider() {
24			$id42 = new PropertyId( 'P42' );
25
26			$argLists = [];
27
28			$argLists[] = [ [ new PropertyNoValueSnak( $id42 ) ] ];
29			$argLists[] = [ [ new PropertyNoValueSnak( new PropertyId( 'P9001' ) ) ] ];
30			$argLists[] = [ [ new PropertyValueSnak( $id42, new StringValue( 'a' ) ) ] ];
31
32			return $argLists;
33			}
34
35			public function instanceProvider() {
36			$id42 = new PropertyId( 'P42' );
37			$id9001 = new PropertyId( 'P9001' );
38
39			return [
40			[ new SnakList() ],
41			[ new SnakList( [
42			new PropertyNoValueSnak( $id42 )
43			] ) ],
44			[ new SnakList( [
45			new PropertyNoValueSnak( $id42 ),
46			new PropertyNoValueSnak( $id9001 ),
47			] ) ],
48			[ new SnakList( [
49			new PropertyNoValueSnak( $id42 ),
50			new PropertyNoValueSnak( $id9001 ),
51			new PropertyValueSnak( $id42, new StringValue( 'a' ) ),
52			] ) ],
53			];
54			}
55
56			/**
57			* @dataProvider invalidConstructorArgumentsProvider
58			*/
59			public function testGivenInvalidConstructorArguments_constructorThrowsException( $input ) {
60			$this->expectException( InvalidArgumentException::class );
61			new SnakList( $input );
62			}
63
64			public function invalidConstructorArgumentsProvider() {
65			$id1 = new PropertyId( 'P1' );
66
67			return [
68			[ null ],
69			[ false ],
70			[ 1 ],
71			[ 0.1 ],
72			[ 'string' ],
73			[ $id1 ],
74			[ new PropertyNoValueSnak( $id1 ) ],
75			[ new PropertyValueSnak( $id1, new StringValue( 'a' ) ) ],
76			[ [ null ] ],
77			[ [ $id1 ] ],
78			[ [ new SnakList() ] ],
79			];
80			}
81
82			public function testGivenAssociativeArray_constructorPreservesArrayKeys() {
83			$snakList = new SnakList( [ 'key' => new PropertyNoValueSnak( 1 ) ] );
84			$this->assertSame( [ 'key' ], array_keys( iterator_to_array( $snakList ) ) );
85			}
86
87			/**
88			* @dataProvider instanceProvider
89			* @param SnakList $array
90			*/
91			public function testHasSnak( SnakList $array ) {
92			/**
93			* @var Snak $hashable
94			*/
95			foreach ( iterator_to_array( $array ) as $hashable ) {
96			$this->assertTrue( $array->hasSnak( $hashable ) );
97			$this->assertTrue( $array->hasSnakHash( $hashable->getHash() ) );
98			$array->removeSnak( $hashable );
99			$this->assertFalse( $array->hasSnak( $hashable ) );
100			$this->assertFalse( $array->hasSnakHash( $hashable->getHash() ) );
101			}
102
103			$this->assertTrue( true );
104			}
105
106			/**
107			* @dataProvider instanceProvider
108			* @param SnakList $array
109			*/
110			public function testRemoveSnak( SnakList $array ) {
111			$elementCount = $array->count();
112
113			/**
114			* @var Snak $element
115			*/
116			foreach ( iterator_to_array( $array ) as $element ) {
117			$this->assertTrue( $array->hasSnak( $element ) );
118
119			if ( $elementCount % 2 === 0 ) {
120			$array->removeSnak( $element );
121			} else {
122			$array->removeSnakHash( $element->getHash() );
123			}
124
125			$this->assertFalse( $array->hasSnak( $element ) );
126			$this->assertSame( --$elementCount, $array->count() );
127			}
128
129			$element = new PropertyNoValueSnak( new PropertyId( 'P42' ) );
130
131			$array->removeSnak( $element );
132			$array->removeSnakHash( $element->getHash() );
133
134			$this->assertTrue( true );
135			}
136
137			/**
138			* @dataProvider instanceProvider
139			* @param SnakList $array
140			*/
141			public function testAddSnak( SnakList $array ) {
142			$elementCount = $array->count();
143
144			$element = $this->elementInstancesProvider()[0][0][0];
145
146			if ( !$array->hasSnak( $element ) ) {
147			++$elementCount;
148			}
149
150			$this->assertSame( !$array->hasSnak( $element ), $array->addSnak( $element ) );
151
152			$this->assertSame( $elementCount, $array->count() );
153
154			$this->assertFalse( $array->addSnak( $element ) );
155
156			$this->assertSame( $elementCount, $array->count() );
157			}
158
159			public function orderByPropertyProvider() {
160			$id1 = new PropertyId( 'P1' );
161			$id2 = new PropertyId( 'P2' );
162			$id3 = new PropertyId( 'P3' );
163			$id4 = new PropertyId( 'P4' );
164
165			/**
166			* List of test data containing snaks to initialize SnakList objects. The first list of
167			* snaks represents the snak list to be used as test input while the second represents the
168			* expected result.
169			* @var array
170			*/
171			$rawArguments = [
172			'Default order' => [
173			[],
174			[],
175			],
176			'Unknown id in order' => [
177			[],
178			[],
179			[ 'P1' ]
180			],
181			[
182			[ new PropertyNoValueSnak( $id1 ) ],
183			[ new PropertyNoValueSnak( $id1 ) ],
184			],
185			[
186			[
187			new PropertyNoValueSnak( $id2 ),
188			new PropertyNoValueSnak( $id1 ),
189			],
190			[
191			new PropertyNoValueSnak( $id2 ),
192			new PropertyNoValueSnak( $id1 ),
193			],
194			],
195			[
196			[
197			new PropertyNoValueSnak( $id1 ),
198			new PropertyNoValueSnak( $id2 ),
199			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
200			],
201			[
202			new PropertyNoValueSnak( $id1 ),
203			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
204			new PropertyNoValueSnak( $id2 ),
205			],
206			],
207			'With additional order' => [
208			[
209			new PropertyNoValueSnak( $id3 ),
210			new PropertyNoValueSnak( $id2 ),
211			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
212			],
213			[
214			new PropertyNoValueSnak( $id2 ),
215			new PropertyNoValueSnak( $id3 ),
216			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
217			],
218			[ 'P2' ]
219			],
220			[
221			[
222			new PropertyNoValueSnak( $id3 ),
223			new PropertyNoValueSnak( $id2 ),
224			new PropertyNoValueSnak( $id2 ),
225			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
226			new PropertyNoValueSnak( $id1 ),
227			],
228			[
229			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
230			new PropertyNoValueSnak( $id1 ),
231			new PropertyNoValueSnak( $id3 ),
232			new PropertyNoValueSnak( $id2 ),
233			new PropertyNoValueSnak( $id2 ),
234			],
235			[ 'P1' ]
236			],
237			'Multiple IDs in order' => [
238			[
239			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
240			new PropertyValueSnak( $id2, new StringValue( 'b' ) ),
241			new PropertyValueSnak( $id1, new StringValue( 'c' ) ),
242			new PropertyValueSnak( $id3, new StringValue( 'd' ) ),
243			new PropertyValueSnak( $id4, new StringValue( 'e' ) ),
244			new PropertyValueSnak( $id2, new StringValue( 'f' ) ),
245			new PropertyValueSnak( $id4, new StringValue( 'g' ) ),
246			],
247			[
248			new PropertyValueSnak( $id2, new StringValue( 'b' ) ),
249			new PropertyValueSnak( $id2, new StringValue( 'f' ) ),
250			new PropertyValueSnak( $id3, new StringValue( 'd' ) ),
251			new PropertyValueSnak( $id1, new StringValue( 'a' ) ),
252			new PropertyValueSnak( $id1, new StringValue( 'c' ) ),
253			new PropertyValueSnak( $id4, new StringValue( 'e' ) ),
254			new PropertyValueSnak( $id4, new StringValue( 'g' ) ),
255			],
256			[ 'P2', 'P3', 'P1' ]
257			],
258			];
259
260			$arguments = [];
261
262			foreach ( $rawArguments as $key => $rawArgument ) {
263			$arguments[$key] = [
264			new SnakList( $rawArgument[0] ),
265			new SnakList( $rawArgument[1] ),
266			array_key_exists( 2, $rawArgument ) ? $rawArgument[2] : []
267			];
268			}
269
270			return $arguments;
271			}
272
273			/**
274			* @dataProvider orderByPropertyProvider
275			*/
276			public function testOrderByProperty( SnakList $snakList, SnakList $expected, array $order = [] ) {
277			$initialSnakList = new SnakList( array_values( iterator_to_array( $snakList ) ) );
278
279			$snakList->orderByProperty( $order );
280
281			// Instantiate new SnakList resetting the snaks' array keys. This allows comparing the
282			// reordered SnakList to the expected SnakList.
283			$orderedSnakList = new SnakList( array_values( iterator_to_array( $snakList ) ) );
284
285			$this->assertEquals( $expected, $orderedSnakList );
286
287			if ( $orderedSnakList->equals( $initialSnakList ) ) {
288			$this->assertSame( $initialSnakList->getHash(), $snakList->getHash() );
289			} else {
290			$this->assertNotSame( $initialSnakList->getHash(), $snakList->getHash() );
291			}
292
293			/** @var Snak $snak */
294			foreach ( $snakList as $snak ) {
295			$hash = $snak->getHash();
296			$this->assertSame(
297			$hash,
298			$snakList->getSnak( $hash )->getHash(),
299			'Reordering must not mess up the lists internal state'
300			);
301			}
302			}
303
304			/**
305			* @dataProvider equalsProvider
306			*/
307			public function testEquals( SnakList $list1, SnakList $list2, $expected ) {
308			$this->assertSame( $expected, $list1->equals( $list2 ) );
309			}
310
311			public function equalsProvider() {
312			$empty = new SnakList();
313			$oneSnak = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
314
315			return [
316			'empty object is equal to itself' => [
317			$empty,
318			$empty,
319			true
320			],
321			'non-empty object is equal to itself' => [
322			$oneSnak,
323			$oneSnak,
324			true
325			],
326			'different empty objects are equal' => [
327			$empty,
328			new SnakList(),
329			true
330			],
331			'different objects with same content are equal' => [
332			$oneSnak,
333			new SnakList( [ new PropertyNoValueSnak( 1 ) ] ),
334			true
335			],
336			'different objects with different content are not equal' => [
337			$oneSnak,
338			new SnakList( [ new PropertyNoValueSnak( 2 ) ] ),
339			false
340			],
341			];
342			}
343
344			public function testGetHash() {
345			$snakList = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
346			$hash = $snakList->getHash();
347
348			$this->assertIsString( $hash, 'must be a string' );
349			$this->assertNotSame( '', $hash, 'must not be empty' );
350			$this->assertSame( $hash, $snakList->getHash(), 'second call must return the same hash' );
351
352			$otherList = new SnakList( [ new PropertyNoValueSnak( 2 ) ] );
353			$this->assertNotSame( $hash, $otherList->getHash() );
354			}
355
356			/**
357			* This integration test (relies on SnakObject::getHash) is supposed to break whenever the hash
358			* calculation changes.
359			*/
360			public function testHashStability() {
361			$snakList = new SnakList();
362			$this->assertSame( 'da39a3ee5e6b4b0d3255bfef95601890afd80709', $snakList->getHash() );
363
364			$snakList = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
365			$this->assertSame( '4327ac5109aaf437ccce05580c563a5857d96c82', $snakList->getHash() );
366			}
367
368			/**
369			* @dataProvider provideEqualSnakLists
370			*/
371			public function testGivenEqualSnakLists_getHashIsTheSame( SnakList $self, SnakList $other ) {
372			$this->assertSame( $self->getHash(), $other->getHash() );
373			}
374
375			public function provideEqualSnakLists() {
376			$empty = new SnakList();
377			$oneSnak = new SnakList( [ new PropertyNoValueSnak( 1 ) ] );
378
379			return [
380			'same empty object' => [ $empty, $empty ],
381			'same non-empty object' => [ $oneSnak, $oneSnak ],
382			'equal empty objects' => [ $empty, new SnakList() ],
383			'equal non-empty objects' => [ $oneSnak, new SnakList( [ new PropertyNoValueSnak( 1 ) ] ) ],
384			];
385			}
386
387			}
388

wmde / WikibaseDataModel

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SnakListTest::testAddSnak() A

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