DamerauLevenshteinTest::testGetMatrix() - Code Metrics - Inspection of "Merge pull request #10 from Oefenweb/use-short-arr..." - Oefenweb/damerau-levenshtein - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 49952d...105986 )

by Mischa ter

created 2016-03-23 12:46 UTC

DamerauLevenshteinTest::testGetMatrix() A

↳ Parent: DamerauLevenshteinTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	14
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	1

Metric	Value
c	2
b	0
f	1
dl	0
loc	14
rs	9.4285
cc	1
eloc	10
nc	1
nop	0

<?php
namespace Oefenweb\DamerauLevenshtein\Test;

use Oefenweb\DamerauLevenshtein\DamerauLevenshtein;

class DamerauLevenshteinTest extends \PHPUnit_Framework_TestCase
{

    /**
     * Tests `getSimilarity`.
     *
     * @return void
     */
    public function testGetSimilarity()
    {
        $inputs = [
            ['foo', 'foo'],
            ['foo', 'fooo'],
            ['foo', 'bar'],

            ['123', '12'],
            ['qwe', 'qwa'],
            ['awe', 'qwe'],
            ['фыв', 'фыа'],
            ['vvvqw', 'vvvwq'],
            ['qw', 'wq'],
            ['qq', 'ww'],
            ['qw', 'qw'],
            ['пионер', 'плеер'],
            ['пионер', 'пионеер'],
            ['пионер', 'поинер'],
            ['pioner', 'poner'],
            ['пионер', 'понер'],
        ];
        $outputs = [
            0,
            1,
            3,

            1,
            1,
            1,
            1,
            1,
            1,
            2,
            0,
            3,
            1,
            1,
            1,
            1,
        ];

        foreach ($inputs as $i => $input) {
            $DamerauLevenshtein = new DamerauLevenshtein($input[0], $input[1]);
            $result = $DamerauLevenshtein->getSimilarity();
            $expected = $outputs[$i];

            $this->assertSame($expected, $result);
        }
    }

    /**
     * Tests `getInsCost`.
     *
     * @return void
     */
    public function testGetInsCost()

    {
        list($firstString, $secondString) = $this->getDefaultStrings();
        list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();

        // Default insert cost

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getInsCost();
        $expected = $insCost;

        $this->assertSame($expected, $result);

        // Non-default insert cost

        $insCost = 2;

        $DamerauLevenshtein = new DamerauLevenshtein(
            $firstString,
            $secondString,
            $insCost,
            $delCost,
            $subCost,
            $transCost
        );
        $result = $DamerauLevenshtein->getInsCost();
        $expected = $insCost;

        $this->assertSame($expected, $result);
    }

    /**
     * Tests `getDelCost`.
     *
     * @return void
     */
    public function testGetDelCost()

    {
        list($firstString, $secondString) = $this->getDefaultStrings();
        list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();

        // Default delete cost

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getDelCost();
        $expected = $delCost;

        $this->assertSame($expected, $result);

        // Non-default delete cost

        $delCost = 2;

        $DamerauLevenshtein = new DamerauLevenshtein(
            $firstString,
            $secondString,
            $insCost,
            $delCost,
            $subCost,
            $transCost
        );
        $result = $DamerauLevenshtein->getDelCost();
        $expected = $delCost;

        $this->assertSame($expected, $result);
    }

    /**
     * Tests `getSubCost`.
     *
     * @return void
     */
    public function testGetSubCost()

    {
        list($firstString, $secondString) = $this->getDefaultStrings();
        list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();

        // Default substitution cost

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getSubCost();
        $expected = $subCost;

        $this->assertSame($expected, $result);

        // Non-default substitution cost

        $subCost = 2;

        $DamerauLevenshtein = new DamerauLevenshtein(
            $firstString,
            $secondString,
            $insCost,
            $delCost,
            $subCost,
            $transCost
        );
        $result = $DamerauLevenshtein->getSubCost();
        $expected = $subCost;

        $this->assertSame($expected, $result);
    }

    /**
     * Tests `getTransCost`.
     *
     * @return void
     */
    public function testGetTransCost()

    {
        list($firstString, $secondString) = $this->getDefaultStrings();
        list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();

        // Default transposition cost

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getTransCost();
        $expected = $transCost;

        $this->assertSame($expected, $result);

        // Non-default transposition cost

        $transCost = 2;

        $DamerauLevenshtein = new DamerauLevenshtein(
            $firstString,
            $secondString,
            $insCost,
            $delCost,
            $subCost,
            $transCost
        );
        $result = $DamerauLevenshtein->getTransCost();
        $expected = $transCost;

        $this->assertSame($expected, $result);
    }

    /**
     * Tests `getRelativeDistance`.
     *
     * @return void
     */
    public function testGetRelativeDistance()
    {
        $delta = pow(10, -4);

        $firstString = 'O\'Callaghan';
        $secondString = 'OCallaghan';

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getRelativeDistance();
        $expected = 0.90909090909091;
        $this->assertEquals($expected, $result, '', $delta);

        $firstString = 'Thom';
        $secondString = 'Mira';

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getRelativeDistance();
        $expected = 0.0;
        $this->assertEquals($expected, $result, '', $delta);

        $firstString = 'Oldeboom';
        $secondString = 'Ven';

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getRelativeDistance();
        $expected = 0.125;
        $this->assertEquals($expected, $result, '', $delta);

        $firstString = 'ven';
        $secondString = 'Ven';

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getRelativeDistance();
        $expected = 0.66666666666667;
        $this->assertEquals($expected, $result, '', $delta);

        $firstString = 'enV';
        $secondString = 'Ven';

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $result = $DamerauLevenshtein->getRelativeDistance();
        $expected = 0.33333333333333;
        $this->assertEquals($expected, $result, '', $delta);
    }

    /**
     * Tests `getMatrix`.
     *
     * @return void
     */
    public function testGetMatrix()
    {
        list($firstString, $secondString) = $this->getDefaultStrings();

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $actual = $DamerauLevenshtein->getMatrix();
        $expected = [
            [0, 1, 2, 3],
            [1, 1, 2, 3],
            [2, 2, 2, 3],
            [3, 3, 3, 3]
        ];
        $this->assertSame($expected, $actual);
    }

    /**
     * Tests `displayMatrix`.
     *
     * @return void
     */
    public function testDisplayMatrix()
    {
        list($firstString, $secondString) = $this->getDefaultStrings();

        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
        $actual = $DamerauLevenshtein->displayMatrix();
        $expected = implode('', [
            "  foo\n",
            " 0123\n",
            "b1123\n",
            "a2223\n",
            "r3333\n",
        ]);
        $this->assertSame($expected, $actual);
    }

    /**
     * Returns the default costs.
     *
     * @return array Costs (insert, delete, substitution, transposition)
     */
    protected function getDefaultCosts()
    {
        $insCost = 1;
        $delCost = 1;
        $subCost = 1;
        $transCost = 1;

        return [$insCost, $delCost, $subCost, $transCost];
    }

    /**
     * Returns the default strings.
     *
     * @return array Strings (foo, bar)
     */
    protected function getDefaultStrings()
    {
        $firstString = 'foo';
        $secondString = 'bar';

        return [$firstString, $secondString];
    }
}


1		<?php
2		namespace Oefenweb\DamerauLevenshtein\Test;
3
4		use Oefenweb\DamerauLevenshtein\DamerauLevenshtein;
5
6		class DamerauLevenshteinTest extends \PHPUnit_Framework_TestCase
7		{
8
9		/**
10		* Tests `getSimilarity`.
11		*
12		* @return void
13		*/
14		public function testGetSimilarity()
15		{
16		$inputs = [
17		['foo', 'foo'],
18		['foo', 'fooo'],
19		['foo', 'bar'],
20
21		['123', '12'],
22		['qwe', 'qwa'],
23		['awe', 'qwe'],
24		['фыв', 'фыа'],
25		['vvvqw', 'vvvwq'],
26		['qw', 'wq'],
27		['qq', 'ww'],
28		['qw', 'qw'],
29		['пионер', 'плеер'],
30		['пионер', 'пионеер'],
31		['пионер', 'поинер'],
32		['pioner', 'poner'],
33		['пионер', 'понер'],
34		];
35		$outputs = [
36		0,
37		1,
38		3,
39
40		1,
41		1,
42		1,
43		1,
44		1,
45		1,
46		2,
47		0,
48		3,
49		1,
50		1,
51		1,
52		1,
53		];
54
55		foreach ($inputs as $i => $input) {
56		$DamerauLevenshtein = new DamerauLevenshtein($input[0], $input[1]);
57		$result = $DamerauLevenshtein->getSimilarity();
58		$expected = $outputs[$i];
59
60		$this->assertSame($expected, $result);
61		}
62		}
63
64		/**
65		* Tests `getInsCost`.
66		*
67		* @return void
68		*/
69	View Code Duplication	public function testGetInsCost()
		0 ignored issues – show Duplication introduced 2016-03-23 12:15 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
70		{
71		list($firstString, $secondString) = $this->getDefaultStrings();
72		list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();
73
74		// Default insert cost
75
76		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
77		$result = $DamerauLevenshtein->getInsCost();
78		$expected = $insCost;
79
80		$this->assertSame($expected, $result);
81
82		// Non-default insert cost
83
84		$insCost = 2;
85
86		$DamerauLevenshtein = new DamerauLevenshtein(
87		$firstString,
88		$secondString,
89		$insCost,
90		$delCost,
91		$subCost,
92		$transCost
93		);
94		$result = $DamerauLevenshtein->getInsCost();
95		$expected = $insCost;
96
97		$this->assertSame($expected, $result);
98		}
99
100		/**
101		* Tests `getDelCost`.
102		*
103		* @return void
104		*/
105	View Code Duplication	public function testGetDelCost()
		0 ignored issues – show Duplication introduced 2016-03-23 12:15 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
106		{
107		list($firstString, $secondString) = $this->getDefaultStrings();
108		list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();
109
110		// Default delete cost
111
112		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
113		$result = $DamerauLevenshtein->getDelCost();
114		$expected = $delCost;
115
116		$this->assertSame($expected, $result);
117
118		// Non-default delete cost
119
120		$delCost = 2;
121
122		$DamerauLevenshtein = new DamerauLevenshtein(
123		$firstString,
124		$secondString,
125		$insCost,
126		$delCost,
127		$subCost,
128		$transCost
129		);
130		$result = $DamerauLevenshtein->getDelCost();
131		$expected = $delCost;
132
133		$this->assertSame($expected, $result);
134		}
135
136		/**
137		* Tests `getSubCost`.
138		*
139		* @return void
140		*/
141	View Code Duplication	public function testGetSubCost()
		0 ignored issues – show Duplication introduced 2016-03-23 12:15 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
142		{
143		list($firstString, $secondString) = $this->getDefaultStrings();
144		list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();
145
146		// Default substitution cost
147
148		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
149		$result = $DamerauLevenshtein->getSubCost();
150		$expected = $subCost;
151
152		$this->assertSame($expected, $result);
153
154		// Non-default substitution cost
155
156		$subCost = 2;
157
158		$DamerauLevenshtein = new DamerauLevenshtein(
159		$firstString,
160		$secondString,
161		$insCost,
162		$delCost,
163		$subCost,
164		$transCost
165		);
166		$result = $DamerauLevenshtein->getSubCost();
167		$expected = $subCost;
168
169		$this->assertSame($expected, $result);
170		}
171
172		/**
173		* Tests `getTransCost`.
174		*
175		* @return void
176		*/
177	View Code Duplication	public function testGetTransCost()
		0 ignored issues – show Duplication introduced 2016-03-23 12:15 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
178		{
179		list($firstString, $secondString) = $this->getDefaultStrings();
180		list($insCost, $delCost, $subCost, $transCost) = $this->getDefaultCosts();
181
182		// Default transposition cost
183
184		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
185		$result = $DamerauLevenshtein->getTransCost();
186		$expected = $transCost;
187
188		$this->assertSame($expected, $result);
189
190		// Non-default transposition cost
191
192		$transCost = 2;
193
194		$DamerauLevenshtein = new DamerauLevenshtein(
195		$firstString,
196		$secondString,
197		$insCost,
198		$delCost,
199		$subCost,
200		$transCost
201		);
202		$result = $DamerauLevenshtein->getTransCost();
203		$expected = $transCost;
204
205		$this->assertSame($expected, $result);
206		}
207
208		/**
209		* Tests `getRelativeDistance`.
210		*
211		* @return void
212		*/
213		public function testGetRelativeDistance()
214		{
215		$delta = pow(10, -4);
216
217		$firstString = 'O\'Callaghan';
218		$secondString = 'OCallaghan';
219
220		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
221		$result = $DamerauLevenshtein->getRelativeDistance();
222		$expected = 0.90909090909091;
223		$this->assertEquals($expected, $result, '', $delta);
224
225		$firstString = 'Thom';
226		$secondString = 'Mira';
227
228		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
229		$result = $DamerauLevenshtein->getRelativeDistance();
230		$expected = 0.0;
231		$this->assertEquals($expected, $result, '', $delta);
232
233		$firstString = 'Oldeboom';
234		$secondString = 'Ven';
235
236		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
237		$result = $DamerauLevenshtein->getRelativeDistance();
238		$expected = 0.125;
239		$this->assertEquals($expected, $result, '', $delta);
240
241		$firstString = 'ven';
242		$secondString = 'Ven';
243
244		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
245		$result = $DamerauLevenshtein->getRelativeDistance();
246		$expected = 0.66666666666667;
247		$this->assertEquals($expected, $result, '', $delta);
248
249		$firstString = 'enV';
250		$secondString = 'Ven';
251
252		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
253		$result = $DamerauLevenshtein->getRelativeDistance();
254		$expected = 0.33333333333333;
255		$this->assertEquals($expected, $result, '', $delta);
256		}
257
258		/**
259		* Tests `getMatrix`.
260		*
261		* @return void
262		*/
263		public function testGetMatrix()
264		{
265		list($firstString, $secondString) = $this->getDefaultStrings();
266
267		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
268		$actual = $DamerauLevenshtein->getMatrix();
269		$expected = [
270		[0, 1, 2, 3],
271		[1, 1, 2, 3],
272		[2, 2, 2, 3],
273		[3, 3, 3, 3]
274		];
275		$this->assertSame($expected, $actual);
276		}
277
278		/**
279		* Tests `displayMatrix`.
280		*
281		* @return void
282		*/
283		public function testDisplayMatrix()
284		{
285		list($firstString, $secondString) = $this->getDefaultStrings();
286
287		$DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
288		$actual = $DamerauLevenshtein->displayMatrix();
289		$expected = implode('', [
290		" foo\n",
291		" 0123\n",
292		"b1123\n",
293		"a2223\n",
294		"r3333\n",
295		]);
296		$this->assertSame($expected, $actual);
297		}
298
299		/**
300		* Returns the default costs.
301		*
302		* @return array Costs (insert, delete, substitution, transposition)
303		*/
304		protected function getDefaultCosts()
305		{
306		$insCost = 1;
307		$delCost = 1;
308		$subCost = 1;
309		$transCost = 1;
310
311		return [$insCost, $delCost, $subCost, $transCost];
312		}
313
314		/**
315		* Returns the default strings.
316		*
317		* @return array Strings (foo, bar)
318		*/
319		protected function getDefaultStrings()
320		{
321		$firstString = 'foo';
322		$secondString = 'bar';
323
324		return [$firstString, $secondString];
325		}
326		}
327

Oefenweb / damerau-levenshtein

Push — master ( 49952d...105986 )

DamerauLevenshteinTest::testGetMatrix() A

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

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