BlackJackTest::testDealerBust() - Code Metrics - Inspection of "Updated code to fix problems indecated" - EmilHacklin/MCV-v2 - Measure and Improve Code Quality continuously with Scrutinizer

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by Emil

created 2025-07-31 10:49 UTC

BlackJackTest::testDealerBust() A

↳ Parent: BlackJackTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	46
Code Lines	24

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

Metric	Value
cc	1
eloc	24
nc	1
nop	0
dl	0
loc	46
rs	9.536
c	1
b	1
f	0

<?php

namespace App\Tests\Game;

use App\Game\BlackJack;
use App\Game\BlackJack\Dealer;
use App\Game\BlackJack\Player;
use PHPUnit\Framework\TestCase;
use App\Cards\CardGraphic;

/**
 * Test cases for class BlackJack.
 */
class BlackJackTest extends TestCase
{
    /**
     * testCreateObject
     *
     * Construct object and verify that the object has the expected
     * properties, use no arguments.
     *
     * @return void
     */
    public function testCreateObject(): void
    {
        $blackJack = new BlackJack();
        $this->assertInstanceOf(BlackJack::class, $blackJack);

        $res = $blackJack->stateOfGame();
        $this->assertEquals("1", $res["numOfPlayers"]);
    }

    /**
     * testToFewPlayers
     *
     * @return void
     */
    public function testToFewPlayers(): void
    {
        $this->expectException(\RuntimeException::class);
        $this->expectExceptionMessage("Can't have less then one player in Black Jack");
        new BlackJack(0); // Less than 1
    }

    /**
     * testToManyPlayers
     *
     * @return void
     */
    public function testToManyPlayers(): void
    {
        $this->expectException(\RuntimeException::class);
        $this->expectExceptionMessage('Maximum of ' . BlackJack::MAX_PLAYERS . ' players in Black Jack');
        new BlackJack(BlackJack::MAX_PLAYERS + 1);
    }

    /**
     * testBooleans
     *
     * Test the boolean values
     *
     * @return void
     */
    public function testBooleans(): void
    {
        $blackJack = new BlackJack();

        $playerBust = $blackJack->isPlayerBust();
        $this->assertEquals(false, $playerBust);

        $dealerBust = $blackJack->isDealerBust();
        $this->assertEquals(false, $dealerBust);
    }

    /**
     * testHit
     *
     * Test the hit action of the player
     *
     * @return void
     */
    public function testHit(): void
    {
        $blackJack = new BlackJack();

        $blackJack->hitPlayer();
        $res = $blackJack->stateOfGame();

        $this->assertEquals(3, count($res["playersCards"][0]));

        while ($blackJack->isPlayerBust() === false) {
            $blackJack->hitPlayer();
        }

        $res = $blackJack->stateOfGame();
        $this->assertEquals("Dealer", $res["gameStates"][0]);

        $blackJack->hitPlayer(-1);
    }

    /**
     * testStay
     *
     * Test the stay action of the player
     *
     * @return void
     */
    public function testStay(): void
    {
        $blackJack = new BlackJack();

        $blackJack->stayPlayer();

        $res = $blackJack->stateOfGame();

        $this->assertNotEquals("Undecided", $res["gameStates"][0]);

        $blackJack->stayPlayer(-1);
    }

    /**
     * testResetGame
     *
     * @return void
     */
    public function testResetGame(): void
    {
        $blackJack = new BlackJack();

        $blackJack->stayPlayer();

        $res = $blackJack->stateOfGame();


        $blackJack->resetGame();

        $res = $blackJack->stateOfGame();

        $this->assertEquals("Undecided", $res["gameStates"][0]);
    }

    /**
     * testDealerBust
     *
     * Test if dealer can be busted and player wins
     *
     * @return void
     */
    public function testDealerBust(): void
    {
        // Create mocks for Dealer and Player
        $dealerMock = $this->createMock(Dealer::class);
        $playerMock = $this->createMock(Player::class);

        // Set up the Player mock to return a hand value of 20 (not bust)
        $playerMock->method('getHandValue')->willReturn(20);
        $playerMock->method('isBust')->willReturn(false);
        $playerMock->method('getString')->willReturn(['🂡', '🂢']);

        // Set up the Dealer mock to return a hand value > 21 (bust)
        $dealerMock->method('getHandValue')->willReturn(22);
        $dealerMock->method('isBust')->willReturn(true);
        $dealerMock->method('getString')->willReturn(['🂠', '🂠']);

        $blackJack = new BlackJack();

        // Inject mocked Dealer and Player into the game
        $reflection = new \ReflectionClass($blackJack);

        // Set the dealer mock
        $dealerProperty = $reflection->getProperty('dealer');
        $dealerProperty->setAccessible(true);
        $dealerProperty->setValue($blackJack, $dealerMock);

        // Set the player mock
        $playersProperty = $reflection->getProperty('players');
        $playersProperty->setAccessible(true);
        $playersProperty->setValue($blackJack, [$playerMock]);

        // Invoke the private calculateWinner method via reflection
        $method = $reflection->getMethod('calculateWinner');
        $method->setAccessible(true);
        $method->invoke($blackJack, 0);

        // Get the game state
        $res = $blackJack->stateOfGame();

        // Assert dealer is bust
        $this->assertTrue($blackJack->isDealerBust());

        // Assert that the player wins since dealer busts
        $this->assertEquals(
            'Player',
            $res['gameStates'][0]
        );

    }

    /**
     * testPlayerWin
     *
     * @return void
     */
    public function testPlayerWin(): void
    {
        // Create mocks for Dealer and Player
        $dealerMock = $this->createMock(Dealer::class);
        $playerMock = $this->createMock(Player::class);

        // Set up the Player mock to return a hand value of 20
        $playerMock->method('getHandValue')->willReturn(20);
        $playerMock->method('isBust')->willReturn(false);
        $playerMock->method('getString')->willReturn(['🂡', '🂢']);

        // Set up the Dealer mock to return a hand value 17
        $dealerMock->method('getHandValue')->willReturn(17);
        $dealerMock->method('isBust')->willReturn(false);
        $dealerMock->method('getString')->willReturn(['🂠', '🂠']);

        $blackJack = new BlackJack();

        // Inject mocked Dealer and Player into the game
        $reflection = new \ReflectionClass($blackJack);

        // Set the dealer mock
        $dealerProperty = $reflection->getProperty('dealer');
        $dealerProperty->setAccessible(true);
        $dealerProperty->setValue($blackJack, $dealerMock);

        // Set the player mock
        $playersProperty = $reflection->getProperty('players');
        $playersProperty->setAccessible(true);
        $playersProperty->setValue($blackJack, [$playerMock]);

        // Invoke the private calculateWinner method via reflection
        $method = $reflection->getMethod('calculateWinner');
        $method->setAccessible(true);
        $method->invoke($blackJack, 0);

        // Get the game state
        $res = $blackJack->stateOfGame();

        $this->assertEquals('Player', $res['gameStates'][0]);
    }

    /**
     * testTie
     *
     * @return void
     */
    public function testTie(): void
    {
        // Create mocks for Dealer and Player
        $dealerMock = $this->createMock(Dealer::class);
        $playerMock = $this->createMock(Player::class);

        // Set up the Player mock to return a hand value of 20
        $playerMock->method('getHandValue')->willReturn(20);
        $playerMock->method('isBust')->willReturn(false);
        $playerMock->method('getString')->willReturn(['🂡', '🂢']);

        // Set up the Dealer mock to return a hand value 20
        $dealerMock->method('getHandValue')->willReturn(20);
        $dealerMock->method('isBust')->willReturn(false);
        $dealerMock->method('getString')->willReturn(['🂠', '🂠']);

        $blackJack = new BlackJack();

        // Inject mocked Dealer and Player into the game
        $reflection = new \ReflectionClass($blackJack);

        // Set the dealer mock
        $dealerProperty = $reflection->getProperty('dealer');
        $dealerProperty->setAccessible(true);
        $dealerProperty->setValue($blackJack, $dealerMock);

        // Set the player mock
        $playersProperty = $reflection->getProperty('players');
        $playersProperty->setAccessible(true);
        $playersProperty->setValue($blackJack, [$playerMock]);

        // Invoke the private calculateWinner method via reflection
        $method = $reflection->getMethod('calculateWinner');
        $method->setAccessible(true);
        $method->invoke($blackJack, 0);

        // Get the game state
        $res = $blackJack->stateOfGame();

        $this->assertEquals('Tie', $res['gameStates'][0]);
    }
}


1			<?php
2
3			namespace App\Tests\Game;
4
5			use App\Game\BlackJack;
6			use App\Game\BlackJack\Dealer;
7			use App\Game\BlackJack\Player;
8			use PHPUnit\Framework\TestCase;
9			use App\Cards\CardGraphic;
10
11			/**
12			* Test cases for class BlackJack.
13			*/
14			class BlackJackTest extends TestCase
15			{
16			/**
17			* testCreateObject
18			*
19			* Construct object and verify that the object has the expected
20			* properties, use no arguments.
21			*
22			* @return void
23			*/
24			public function testCreateObject(): void
25			{
26			$blackJack = new BlackJack();
27			$this->assertInstanceOf(BlackJack::class, $blackJack);
28
29			$res = $blackJack->stateOfGame();
30			$this->assertEquals("1", $res["numOfPlayers"]);
31			}
32
33			/**
34			* testToFewPlayers
35			*
36			* @return void
37			*/
38			public function testToFewPlayers(): void
39			{
40			$this->expectException(\RuntimeException::class);
41			$this->expectExceptionMessage("Can't have less then one player in Black Jack");
42			new BlackJack(0); // Less than 1
43			}
44
45			/**
46			* testToManyPlayers
47			*
48			* @return void
49			*/
50			public function testToManyPlayers(): void
51			{
52			$this->expectException(\RuntimeException::class);
53			$this->expectExceptionMessage('Maximum of ' . BlackJack::MAX_PLAYERS . ' players in Black Jack');
54			new BlackJack(BlackJack::MAX_PLAYERS + 1);
55			}
56
57			/**
58			* testBooleans
59			*
60			* Test the boolean values
61			*
62			* @return void
63			*/
64			public function testBooleans(): void
65			{
66			$blackJack = new BlackJack();
67
68			$playerBust = $blackJack->isPlayerBust();
69			$this->assertEquals(false, $playerBust);
70
71			$dealerBust = $blackJack->isDealerBust();
72			$this->assertEquals(false, $dealerBust);
73			}
74
75			/**
76			* testHit
77			*
78			* Test the hit action of the player
79			*
80			* @return void
81			*/
82			public function testHit(): void
83			{
84			$blackJack = new BlackJack();
85
86			$blackJack->hitPlayer();
87			$res = $blackJack->stateOfGame();
88
89			$this->assertEquals(3, count($res["playersCards"][0]));
90
91			while ($blackJack->isPlayerBust() === false) {
92			$blackJack->hitPlayer();
93			}
94
95			$res = $blackJack->stateOfGame();
96			$this->assertEquals("Dealer", $res["gameStates"][0]);
97
98			$blackJack->hitPlayer(-1);
99			}
100
101			/**
102			* testStay
103			*
104			* Test the stay action of the player
105			*
106			* @return void
107			*/
108			public function testStay(): void
109			{
110			$blackJack = new BlackJack();
111
112			$blackJack->stayPlayer();
113
114			$res = $blackJack->stateOfGame();
115
116			$this->assertNotEquals("Undecided", $res["gameStates"][0]);
117
118			$blackJack->stayPlayer(-1);
119			}
120
121			/**
122			* testResetGame
123			*
124			* @return void
125			*/
126			public function testResetGame(): void
127			{
128			$blackJack = new BlackJack();
129
130			$blackJack->stayPlayer();
131
132			$res = $blackJack->stateOfGame();
			0 ignored issues – show Unused Code introduced 2025-07-31 10:54 UTC by Report Bug Copy Issue Report The assignment to `$res` is dead and can be removed. Loading history...
133
134			$blackJack->resetGame();
135
136			$res = $blackJack->stateOfGame();
137
138			$this->assertEquals("Undecided", $res["gameStates"][0]);
139			}
140
141			/**
142			* testDealerBust
143			*
144			* Test if dealer can be busted and player wins
145			*
146			* @return void
147			*/
148			public function testDealerBust(): void
149			{
150			// Create mocks for Dealer and Player
151			$dealerMock = $this->createMock(Dealer::class);
152			$playerMock = $this->createMock(Player::class);
153
154			// Set up the Player mock to return a hand value of 20 (not bust)
155			$playerMock->method('getHandValue')->willReturn(20);
156			$playerMock->method('isBust')->willReturn(false);
157			$playerMock->method('getString')->willReturn(['🂡', '🂢']);
158
159			// Set up the Dealer mock to return a hand value > 21 (bust)
160			$dealerMock->method('getHandValue')->willReturn(22);
161			$dealerMock->method('isBust')->willReturn(true);
162			$dealerMock->method('getString')->willReturn(['🂠', '🂠']);
163
164			$blackJack = new BlackJack();
165
166			// Inject mocked Dealer and Player into the game
167			$reflection = new \ReflectionClass($blackJack);
168
169			// Set the dealer mock
170			$dealerProperty = $reflection->getProperty('dealer');
171			$dealerProperty->setAccessible(true);
172			$dealerProperty->setValue($blackJack, $dealerMock);
173
174			// Set the player mock
175			$playersProperty = $reflection->getProperty('players');
176			$playersProperty->setAccessible(true);
177			$playersProperty->setValue($blackJack, [$playerMock]);
178
179			// Invoke the private calculateWinner method via reflection
180			$method = $reflection->getMethod('calculateWinner');
181			$method->setAccessible(true);
182			$method->invoke($blackJack, 0);
183
184			// Get the game state
185			$res = $blackJack->stateOfGame();
186
187			// Assert dealer is bust
188			$this->assertTrue($blackJack->isDealerBust());
189
190			// Assert that the player wins since dealer busts
191			$this->assertEquals(
192			'Player',
193			$res['gameStates'][0]
194			);
195
196			}
197
198			/**
199			* testPlayerWin
200			*
201			* @return void
202			*/
203			public function testPlayerWin(): void
204			{
205			// Create mocks for Dealer and Player
206			$dealerMock = $this->createMock(Dealer::class);
207			$playerMock = $this->createMock(Player::class);
208
209			// Set up the Player mock to return a hand value of 20
210			$playerMock->method('getHandValue')->willReturn(20);
211			$playerMock->method('isBust')->willReturn(false);
212			$playerMock->method('getString')->willReturn(['🂡', '🂢']);
213
214			// Set up the Dealer mock to return a hand value 17
215			$dealerMock->method('getHandValue')->willReturn(17);
216			$dealerMock->method('isBust')->willReturn(false);
217			$dealerMock->method('getString')->willReturn(['🂠', '🂠']);
218
219			$blackJack = new BlackJack();
220
221			// Inject mocked Dealer and Player into the game
222			$reflection = new \ReflectionClass($blackJack);
223
224			// Set the dealer mock
225			$dealerProperty = $reflection->getProperty('dealer');
226			$dealerProperty->setAccessible(true);
227			$dealerProperty->setValue($blackJack, $dealerMock);
228
229			// Set the player mock
230			$playersProperty = $reflection->getProperty('players');
231			$playersProperty->setAccessible(true);
232			$playersProperty->setValue($blackJack, [$playerMock]);
233
234			// Invoke the private calculateWinner method via reflection
235			$method = $reflection->getMethod('calculateWinner');
236			$method->setAccessible(true);
237			$method->invoke($blackJack, 0);
238
239			// Get the game state
240			$res = $blackJack->stateOfGame();
241
242			$this->assertEquals('Player', $res['gameStates'][0]);
243			}
244
245			/**
246			* testTie
247			*
248			* @return void
249			*/
250			public function testTie(): void
251			{
252			// Create mocks for Dealer and Player
253			$dealerMock = $this->createMock(Dealer::class);
254			$playerMock = $this->createMock(Player::class);
255
256			// Set up the Player mock to return a hand value of 20
257			$playerMock->method('getHandValue')->willReturn(20);
258			$playerMock->method('isBust')->willReturn(false);
259			$playerMock->method('getString')->willReturn(['🂡', '🂢']);
260
261			// Set up the Dealer mock to return a hand value 20
262			$dealerMock->method('getHandValue')->willReturn(20);
263			$dealerMock->method('isBust')->willReturn(false);
264			$dealerMock->method('getString')->willReturn(['🂠', '🂠']);
265
266			$blackJack = new BlackJack();
267
268			// Inject mocked Dealer and Player into the game
269			$reflection = new \ReflectionClass($blackJack);
270
271			// Set the dealer mock
272			$dealerProperty = $reflection->getProperty('dealer');
273			$dealerProperty->setAccessible(true);
274			$dealerProperty->setValue($blackJack, $dealerMock);
275
276			// Set the player mock
277			$playersProperty = $reflection->getProperty('players');
278			$playersProperty->setAccessible(true);
279			$playersProperty->setValue($blackJack, [$playerMock]);
280
281			// Invoke the private calculateWinner method via reflection
282			$method = $reflection->getMethod('calculateWinner');
283			$method->setAccessible(true);
284			$method->invoke($blackJack, 0);
285
286			// Get the game state
287			$res = $blackJack->stateOfGame();
288
289			$this->assertEquals('Tie', $res['gameStates'][0]);
290			}
291			}
292

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BlackJackTest::testDealerBust() A

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