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/src/Fixer/PhpUnit/PhpUnitDedicateAssertFixer.php

<?php

declare(strict_types=1);

/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace PhpCsFixer\Fixer\PhpUnit;

use PhpCsFixer\Fixer\AbstractPhpUnitFixer;
use PhpCsFixer\Fixer\ConfigurableFixerInterface;
use PhpCsFixer\Fixer\ConfigurableFixerTrait;
use PhpCsFixer\FixerConfiguration\FixerConfigurationResolver;
use PhpCsFixer\FixerConfiguration\FixerConfigurationResolverInterface;
use PhpCsFixer\FixerConfiguration\FixerOptionBuilder;
use PhpCsFixer\FixerDefinition\CodeSample;
use PhpCsFixer\FixerDefinition\FixerDefinition;
use PhpCsFixer\FixerDefinition\FixerDefinitionInterface;
use PhpCsFixer\Tokenizer\Analyzer\ArgumentsAnalyzer;
use PhpCsFixer\Tokenizer\CT;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;

/**
 * @phpstan-type _AutogeneratedInputConfiguration array{
 *  target?: '3.0'|'3.5'|'5.0'|'5.6'|'newest',
 * }
 * @phpstan-type _AutogeneratedComputedConfiguration array{
 *  target: '3.0'|'3.5'|'5.0'|'5.6'|'newest',
 * }
 *
 * @implements ConfigurableFixerInterface<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration>
 *
 * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise.
 */
final class PhpUnitDedicateAssertFixer extends AbstractPhpUnitFixer implements ConfigurableFixerInterface
{
    /** @use ConfigurableFixerTrait<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration> */
    use ConfigurableFixerTrait;

    /**
     * @var array<string, array{positive: string, negative: false|string, argument_count?: int, swap_arguments?: true}|true>
     */
    private const FIX_MAP = [
        'array_key_exists' => [
            'positive' => 'assertArrayHasKey',
            'negative' => 'assertArrayNotHasKey',
            'argument_count' => 2,
        ],
        'empty' => [
            'positive' => 'assertEmpty',
            'negative' => 'assertNotEmpty',
        ],
        'file_exists' => [
            'positive' => 'assertFileExists',
            'negative' => 'assertFileNotExists',
        ],
        'is_array' => true,
        'is_bool' => true,
        'is_callable' => true,
        'is_dir' => [
            'positive' => 'assertDirectoryExists',
            'negative' => 'assertDirectoryNotExists',
        ],
        'is_double' => true,
        'is_float' => true,
        'is_infinite' => [
            'positive' => 'assertInfinite',
            'negative' => 'assertFinite',
        ],
        'is_int' => true,
        'is_integer' => true,
        'is_long' => true,
        'is_nan' => [
            'positive' => 'assertNan',
            'negative' => false,
        ],
        'is_null' => [
            'positive' => 'assertNull',
            'negative' => 'assertNotNull',
        ],
        'is_numeric' => true,
        'is_object' => true,
        'is_readable' => [
            'positive' => 'assertIsReadable',
            'negative' => 'assertNotIsReadable',
        ],
        'is_real' => true,
        'is_resource' => true,
        'is_scalar' => true,
        'is_string' => true,
        'is_writable' => [
            'positive' => 'assertIsWritable',
            'negative' => 'assertNotIsWritable',
        ],
        'str_contains' => [ // since 7.5
            'positive' => 'assertStringContainsString',
            'negative' => 'assertStringNotContainsString',
            'argument_count' => 2,
            'swap_arguments' => true,
        ],
        'str_ends_with' => [ // since 3.4
            'positive' => 'assertStringEndsWith',
            'negative' => 'assertStringEndsNotWith',
            'argument_count' => 2,
            'swap_arguments' => true,
        ],
        'str_starts_with' => [ // since 3.4
            'positive' => 'assertStringStartsWith',
            'negative' => 'assertStringStartsNotWith',
            'argument_count' => 2,
            'swap_arguments' => true,
        ],
    ];

    /**
     * @var list<string>
     */
    private array $functions = [];

    public function isRisky(): bool
    {
        return true;
    }

    public function getDefinition(): FixerDefinitionInterface
    {
        return new FixerDefinition(
            'PHPUnit assertions like `assertInternalType`, `assertFileExists`, should be used over `assertTrue`.',
            [
                new CodeSample(
                    '<?php
final class MyTest extends \PHPUnit_Framework_TestCase
{
    public function testSomeTest()
    {
        $this->assertTrue(is_float( $a), "my message");
        $this->assertTrue(is_nan($a));
    }
}
'
                ),
                new CodeSample(
                    '<?php
final class MyTest extends \PHPUnit_Framework_TestCase
{
    public function testSomeTest()
    {
        $this->assertTrue(is_dir($a));
        $this->assertTrue(is_writable($a));
        $this->assertTrue(is_readable($a));
    }
}
',
                    ['target' => PhpUnitTargetVersion::VERSION_5_6]
                ),
            ],
            null,
            'Fixer could be risky if one is overriding PHPUnit\'s native methods.'
        );
    }

    /**
     * {@inheritdoc}
     *
     * Must run before NoUnusedImportsFixer, PhpUnitAssertNewNamesFixer, PhpUnitDedicateAssertInternalTypeFixer.
     * Must run after ModernizeStrposFixer, NoAliasFunctionsFixer, PhpUnitConstructFixer.
     */
    public function getPriority(): int
    {
        return -9;
    }

    protected function configurePostNormalisation(): void
    {
        // assertions added in 3.0: assertArrayNotHasKey assertArrayHasKey assertFileNotExists assertFileExists assertNotNull, assertNull
        $this->functions = [
            'array_key_exists',
            'file_exists',
            'is_null',
            'str_ends_with',
            'str_starts_with',
        ];

        if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_3_5)) {
            // assertions added in 3.5: assertInternalType assertNotEmpty assertEmpty
            $this->functions = array_merge($this->functions, [
                'empty',
                'is_array',
                'is_bool',
                'is_boolean',
                'is_callable',
                'is_double',
                'is_float',
                'is_int',
                'is_integer',
                'is_long',
                'is_numeric',
                'is_object',
                'is_real',
                'is_scalar',
                'is_string',
            ]);
        }

        if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_5_0)) {
            // assertions added in 5.0: assertFinite assertInfinite assertNan
            $this->functions = array_merge($this->functions, [
                'is_infinite',
                'is_nan',
            ]);
        }

        if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_5_6)) {
            // assertions added in 5.6: assertDirectoryExists assertDirectoryNotExists assertIsReadable assertNotIsReadable assertIsWritable assertNotIsWritable
            $this->functions = array_merge($this->functions, [
                'is_dir',
                'is_readable',
                'is_writable',
            ]);
        }

        if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_7_5)) {
            $this->functions = array_merge($this->functions, [
                'str_contains',
            ]);
        }
    }

    protected function applyPhpUnitClassFix(Tokens $tokens, int $startIndex, int $endIndex): void
    {
        $argumentsAnalyzer = new ArgumentsAnalyzer();

        foreach ($this->getPreviousAssertCall($tokens, $startIndex, $endIndex) as $assertCall) {
            // test and fix for assertTrue/False to dedicated asserts
            if (\in_array($assertCall['loweredName'], ['asserttrue', 'assertfalse'], true)) {
                $this->fixAssertTrueFalse($tokens, $argumentsAnalyzer, $assertCall);

                continue;
            }

            if (\in_array(
                $assertCall['loweredName'],
                ['assertsame', 'assertnotsame', 'assertequals', 'assertnotequals'],
                true
            )) {
                $this->fixAssertSameEquals($tokens, $assertCall);
            }
        }
    }

    protected function createConfigurationDefinition(): FixerConfigurationResolverInterface
    {
        return new FixerConfigurationResolver([
            (new FixerOptionBuilder('target', 'Target version of PHPUnit.'))
                ->setAllowedTypes(['string'])
                ->setAllowedValues([
                    PhpUnitTargetVersion::VERSION_3_0,
                    PhpUnitTargetVersion::VERSION_3_5,
                    PhpUnitTargetVersion::VERSION_5_0,
                    PhpUnitTargetVersion::VERSION_5_6,
                    PhpUnitTargetVersion::VERSION_NEWEST,
                ])
                ->setDefault(PhpUnitTargetVersion::VERSION_NEWEST)
                ->getOption(),
        ]);
    }

    /**
     * @param array{
     *     index: int,
     *     loweredName: string,
     *     openBraceIndex: int,
     *     closeBraceIndex: int,
     * } $assertCall
     */
    private function fixAssertTrueFalse(Tokens $tokens, ArgumentsAnalyzer $argumentsAnalyzer, array $assertCall): void
    {
        $testDefaultNamespaceTokenIndex = null;
        $testIndex = $tokens->getNextMeaningfulToken($assertCall['openBraceIndex']);

        if (!$tokens[$testIndex]->isGivenKind([\T_EMPTY, \T_STRING])) {
            if ($this->fixAssertTrueFalseInstanceof($tokens, $assertCall, $testIndex)) {
                return;
            }

            if (!$tokens[$testIndex]->isGivenKind(\T_NS_SEPARATOR)) {
                return;
            }

            $testDefaultNamespaceTokenIndex = $testIndex;
            $testIndex = $tokens->getNextMeaningfulToken($testIndex);
        }

        $testOpenIndex = $tokens->getNextMeaningfulToken($testIndex);

        if (!$tokens[$testOpenIndex]->equals('(')) {
            return;
        }

        $testCloseIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $testOpenIndex);
        $assertCallCloseIndex = $tokens->getNextMeaningfulToken($testCloseIndex);

        if (!$tokens[$assertCallCloseIndex]->equalsAny([')', ','])) {
            return;
        }

        $content = strtolower($tokens[$testIndex]->getContent());

        if (!\in_array($content, $this->functions, true)) {
            return;
        }

        $arguments = $argumentsAnalyzer->getArguments($tokens, $testOpenIndex, $testCloseIndex);
        $isPositive = 'asserttrue' === $assertCall['loweredName'];

        if (isset(self::FIX_MAP[$content]) && \is_array(self::FIX_MAP[$content])) {
            $fixDetails = self::FIX_MAP[$content];
            $expectedCount = $fixDetails['argument_count'] ?? 1;

            if ($expectedCount !== \count($arguments)) {
                return;
            }

            $isPositive = $isPositive ? 'positive' : 'negative';

            if (false === $fixDetails[$isPositive]) {
                return;
            }

            $tokens[$assertCall['index']] = new Token([\T_STRING, $fixDetails[$isPositive]]);
            $this->removeFunctionCall($tokens, $testDefaultNamespaceTokenIndex, $testIndex, $testOpenIndex, $testCloseIndex);

            if ($fixDetails['swap_arguments'] ?? false) {
                if (2 !== $expectedCount) {
                    throw new \RuntimeException('Can only swap two arguments, please update map or logic.');
                }

                $this->swapArguments($tokens, $arguments);
            }

            return;
        }

        if (1 !== \count($arguments)) {
            return;
        }

        $type = substr($content, 3);

        $tokens[$assertCall['index']] = new Token([\T_STRING, $isPositive ? 'assertInternalType' : 'assertNotInternalType']);
        $tokens[$testIndex] = new Token([\T_CONSTANT_ENCAPSED_STRING, "'".$type."'"]);
        $tokens[$testOpenIndex] = new Token(',');

        $tokens->clearTokenAndMergeSurroundingWhitespace($testCloseIndex);
        $commaIndex = $tokens->getPrevMeaningfulToken($testCloseIndex);

        if ($tokens[$commaIndex]->equals(',')) {
            $tokens->removeTrailingWhitespace($commaIndex);
            $tokens->clearAt($commaIndex);
        }

        if (!$tokens[$testOpenIndex + 1]->isWhitespace()) {
            $tokens->insertAt($testOpenIndex + 1, new Token([\T_WHITESPACE, ' ']));
        }

        if (null !== $testDefaultNamespaceTokenIndex) {
            $tokens->clearTokenAndMergeSurroundingWhitespace($testDefaultNamespaceTokenIndex);
        }
    }

    /**
     * @param array{
     *     index: int,
     *     loweredName: string,
     *     openBraceIndex: int,
     *     closeBraceIndex: int,
     * } $assertCall
     */
    private function fixAssertTrueFalseInstanceof(Tokens $tokens, array $assertCall, int $testIndex): bool
    {
        $isPositiveAssertion = 'asserttrue' === $assertCall['loweredName'];

        if ($tokens[$testIndex]->equals('!')) {
            $variableIndex = $tokens->getNextMeaningfulToken($testIndex);
            $isPositiveCondition = false;
        } else {
            $variableIndex = $testIndex;
            $isPositiveCondition = true;
        }

        if (!$tokens[$variableIndex]->isGivenKind(\T_VARIABLE)) {
            return false;
        }

        $instanceOfIndex = $tokens->getNextMeaningfulToken($variableIndex);

        if (!$tokens[$instanceOfIndex]->isGivenKind(\T_INSTANCEOF)) {
            return false;
        }

        $classEndIndex = $instanceOfIndex;
        $classPartTokens = [];

        do {
            $classEndIndex = $tokens->getNextMeaningfulToken($classEndIndex);
            $classPartTokens[] = $tokens[$classEndIndex];
        } while ($tokens[$classEndIndex]->isGivenKind([\T_STRING, \T_NS_SEPARATOR, \T_VARIABLE]));

        if ($tokens[$classEndIndex]->equalsAny([',', ')'])) { // do the fixing
            array_pop($classPartTokens);
            $isInstanceOfVar = reset($classPartTokens)->isGivenKind(\T_VARIABLE);
            $insertIndex = $testIndex - 1;
            $newTokens = [];

            foreach ($classPartTokens as $token) {
                $newTokens[++$insertIndex] = clone $token;
            }

            if (!$isInstanceOfVar) {
                $newTokens[++$insertIndex] = new Token([\T_DOUBLE_COLON, '::']);
                $newTokens[++$insertIndex] = new Token([CT::T_CLASS_CONSTANT, 'class']);
            }

            $newTokens[++$insertIndex] = new Token(',');
            $newTokens[++$insertIndex] = new Token([\T_WHITESPACE, ' ']);
            $newTokens[++$insertIndex] = clone $tokens[$variableIndex];

            for ($i = $classEndIndex - 1; $i >= $testIndex; --$i) {
                if (!$tokens[$i]->isComment()) {
                    $tokens->clearTokenAndMergeSurroundingWhitespace($i);
                }
            }

            $name = $isPositiveAssertion && $isPositiveCondition || !$isPositiveAssertion && !$isPositiveCondition
                ? 'assertInstanceOf'
                : 'assertNotInstanceOf';

            $tokens->insertSlices($newTokens);
            $tokens[$assertCall['index']] = new Token([\T_STRING, $name]);
        }

        return true;
    }

    /**
     * @param array{
     *     index: int,
     *     loweredName: string,
     *     openBraceIndex: int,
     *     closeBraceIndex: int,
     * } $assertCall
     */
    private function fixAssertSameEquals(Tokens $tokens, array $assertCall): void
    {
        // @ $this->/self::assertEquals/Same([$nextIndex])
        $expectedIndex = $tokens->getNextMeaningfulToken($assertCall['openBraceIndex']);

        // do not fix
        // let $a = [1,2]; $b = "2";
        // "$this->assertEquals("2", count($a)); $this->assertEquals($b, count($a)); $this->assertEquals(2.1, count($a));"

        if ($tokens[$expectedIndex]->isGivenKind(\T_VARIABLE)) {
            if (!$tokens[$tokens->getNextMeaningfulToken($expectedIndex)]->equals(',')) {
                return;
            }
        } elseif (!$tokens[$expectedIndex]->isGivenKind([\T_LNUMBER, \T_VARIABLE])) {
            return;
        }

        // @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex])
        $commaIndex = $tokens->getNextMeaningfulToken($expectedIndex);

        if (!$tokens[$commaIndex]->equals(',')) {
            return;
        }

        // @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex,$countCallIndex])
        $countCallIndex = $tokens->getNextMeaningfulToken($commaIndex);

        if ($tokens[$countCallIndex]->isGivenKind(\T_NS_SEPARATOR)) {
            $defaultNamespaceTokenIndex = $countCallIndex;
            $countCallIndex = $tokens->getNextMeaningfulToken($countCallIndex);
        } else {
            $defaultNamespaceTokenIndex = null;
        }

        if (!$tokens[$countCallIndex]->isGivenKind(\T_STRING)) {
            return;
        }

        $lowerContent = strtolower($tokens[$countCallIndex]->getContent());

        if (!\in_array($lowerContent, ['count', 'sizeof'], true)) {
            return; // not a call to "count" or "sizeOf"
        }

        // @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex,[$defaultNamespaceTokenIndex,]$countCallIndex,$countCallOpenBraceIndex])
        $countCallOpenBraceIndex = $tokens->getNextMeaningfulToken($countCallIndex);

        if (!$tokens[$countCallOpenBraceIndex]->equals('(')) {
            return;
        }

        $countCallCloseBraceIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $countCallOpenBraceIndex);
        $afterCountCallCloseBraceIndex = $tokens->getNextMeaningfulToken($countCallCloseBraceIndex);

        if (!$tokens[$afterCountCallCloseBraceIndex]->equalsAny([')', ','])) {
            return;
        }

        $this->removeFunctionCall(
            $tokens,
            $defaultNamespaceTokenIndex,
            $countCallIndex,
            $countCallOpenBraceIndex,
            $countCallCloseBraceIndex
        );

        $tokens[$assertCall['index']] = new Token([
            \T_STRING,
            false === strpos($assertCall['loweredName'], 'not', 6) ? 'assertCount' : 'assertNotCount',
        ]);
    }

    private function removeFunctionCall(Tokens $tokens, ?int $callNSIndex, int $callIndex, int $openIndex, int $closeIndex): void
    {
        $tokens->clearTokenAndMergeSurroundingWhitespace($callIndex);

        if (null !== $callNSIndex) {
            $tokens->clearTokenAndMergeSurroundingWhitespace($callNSIndex);
        }

        $tokens->clearTokenAndMergeSurroundingWhitespace($openIndex);
        $commaIndex = $tokens->getPrevMeaningfulToken($closeIndex);

        if ($tokens[$commaIndex]->equals(',')) {
            $tokens->removeTrailingWhitespace($commaIndex);
            $tokens->clearAt($commaIndex);
        }

        $tokens->clearTokenAndMergeSurroundingWhitespace($closeIndex);
    }

    /**
     * @param array<int, int> $argumentsIndices
     */
    private function swapArguments(Tokens $tokens, array $argumentsIndices): void
    {
        [$firstArgumentIndex, $secondArgumentIndex] = array_keys($argumentsIndices);

        $firstArgumentEndIndex = $argumentsIndices[$firstArgumentIndex];
        $secondArgumentEndIndex = $argumentsIndices[$secondArgumentIndex];

        $firstClone = $this->cloneAndClearTokens($tokens, $firstArgumentIndex, $firstArgumentEndIndex);
        $secondClone = $this->cloneAndClearTokens($tokens, $secondArgumentIndex, $secondArgumentEndIndex);

        if (!$firstClone[0]->isWhitespace()) {
            array_unshift($firstClone, new Token([\T_WHITESPACE, ' ']));
        }

        $tokens->insertAt($secondArgumentIndex, $firstClone);

        if ($secondClone[0]->isWhitespace()) {
            array_shift($secondClone);
        }

        $tokens->insertAt($firstArgumentIndex, $secondClone);
    }

    /**
     * @return list<Token>
     */
    private function cloneAndClearTokens(Tokens $tokens, int $start, int $end): array
    {
        $clone = [];

        for ($i = $start; $i <= $end; ++$i) {
            if ('' === $tokens[$i]->getContent()) {
                continue;
            }

            $clone[] = clone $tokens[$i];
            $tokens->clearAt($i);
        }

        return $clone;
    }
}

1	<?php
2
3	declare(strict_types=1);
4
5	/*
6	* This file is part of PHP CS Fixer.
7	*
8	* (c) Fabien Potencier <fabien@symfony.com>
9	* Dariusz Rumiński <dariusz.ruminski@gmail.com>
10	*
11	* This source file is subject to the MIT license that is bundled
12	* with this source code in the file LICENSE.
13	*/
14
15	namespace PhpCsFixer\Fixer\PhpUnit;
16
17	use PhpCsFixer\Fixer\AbstractPhpUnitFixer;
18	use PhpCsFixer\Fixer\ConfigurableFixerInterface;
19	use PhpCsFixer\Fixer\ConfigurableFixerTrait;
20	use PhpCsFixer\FixerConfiguration\FixerConfigurationResolver;
21	use PhpCsFixer\FixerConfiguration\FixerConfigurationResolverInterface;
22	use PhpCsFixer\FixerConfiguration\FixerOptionBuilder;
23	use PhpCsFixer\FixerDefinition\CodeSample;
24	use PhpCsFixer\FixerDefinition\FixerDefinition;
25	use PhpCsFixer\FixerDefinition\FixerDefinitionInterface;
26	use PhpCsFixer\Tokenizer\Analyzer\ArgumentsAnalyzer;
27	use PhpCsFixer\Tokenizer\CT;
28	use PhpCsFixer\Tokenizer\Token;
29	use PhpCsFixer\Tokenizer\Tokens;
30
31	/**
32	* @phpstan-type _AutogeneratedInputConfiguration array{
33	* target?: '3.0'\|'3.5'\|'5.0'\|'5.6'\|'newest',
34	* }
35	* @phpstan-type _AutogeneratedComputedConfiguration array{
36	* target: '3.0'\|'3.5'\|'5.0'\|'5.6'\|'newest',
37	* }
38	*
39	* @implements ConfigurableFixerInterface<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration>
40	*
41	* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
42	*
43	* @no-named-arguments Parameter names are not covered by the backward compatibility promise.
44	*/
45	final class PhpUnitDedicateAssertFixer extends AbstractPhpUnitFixer implements ConfigurableFixerInterface
46	{
47	/** @use ConfigurableFixerTrait<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration> */
48	use ConfigurableFixerTrait;
49
50	/**
51	* @var array<string, array{positive: string, negative: false\|string, argument_count?: int, swap_arguments?: true}\|true>
52	*/
53	private const FIX_MAP = [
54	'array_key_exists' => [
55	'positive' => 'assertArrayHasKey',
56	'negative' => 'assertArrayNotHasKey',
57	'argument_count' => 2,
58	],
59	'empty' => [
60	'positive' => 'assertEmpty',
61	'negative' => 'assertNotEmpty',
62	],
63	'file_exists' => [
64	'positive' => 'assertFileExists',
65	'negative' => 'assertFileNotExists',
66	],
67	'is_array' => true,
68	'is_bool' => true,
69	'is_callable' => true,
70	'is_dir' => [
71	'positive' => 'assertDirectoryExists',
72	'negative' => 'assertDirectoryNotExists',
73	],
74	'is_double' => true,
75	'is_float' => true,
76	'is_infinite' => [
77	'positive' => 'assertInfinite',
78	'negative' => 'assertFinite',
79	],
80	'is_int' => true,
81	'is_integer' => true,
82	'is_long' => true,
83	'is_nan' => [
84	'positive' => 'assertNan',
85	'negative' => false,
86	],
87	'is_null' => [
88	'positive' => 'assertNull',
89	'negative' => 'assertNotNull',
90	],
91	'is_numeric' => true,
92	'is_object' => true,
93	'is_readable' => [
94	'positive' => 'assertIsReadable',
95	'negative' => 'assertNotIsReadable',
96	],
97	'is_real' => true,
98	'is_resource' => true,
99	'is_scalar' => true,
100	'is_string' => true,
101	'is_writable' => [
102	'positive' => 'assertIsWritable',
103	'negative' => 'assertNotIsWritable',
104	],
105	'str_contains' => [ // since 7.5
106	'positive' => 'assertStringContainsString',
107	'negative' => 'assertStringNotContainsString',
108	'argument_count' => 2,
109	'swap_arguments' => true,
110	],
111	'str_ends_with' => [ // since 3.4
112	'positive' => 'assertStringEndsWith',
113	'negative' => 'assertStringEndsNotWith',
114	'argument_count' => 2,
115	'swap_arguments' => true,
116	],
117	'str_starts_with' => [ // since 3.4
118	'positive' => 'assertStringStartsWith',
119	'negative' => 'assertStringStartsNotWith',
120	'argument_count' => 2,
121	'swap_arguments' => true,
122	],
123	];
124
125	/**
126	* @var list<string>
127	*/
128	private array $functions = [];
129
130	public function isRisky(): bool
131	{
132	return true;	1✔
133	}
134
135	public function getDefinition(): FixerDefinitionInterface
136	{
137	return new FixerDefinition(	3✔
138	'PHPUnit assertions like `assertInternalType`, `assertFileExists`, should be used over `assertTrue`.',	3✔
139	[	3✔
140	new CodeSample(	3✔
141	'<?php	3✔
142	final class MyTest extends \PHPUnit_Framework_TestCase
143	{
144	public function testSomeTest()
145	{
146	$this->assertTrue(is_float( $a), "my message");
147	$this->assertTrue(is_nan($a));
148	}
149	}
150	'	3✔
151	),	3✔
152	new CodeSample(	3✔
153	'<?php	3✔
154	final class MyTest extends \PHPUnit_Framework_TestCase
155	{
156	public function testSomeTest()
157	{
158	$this->assertTrue(is_dir($a));
159	$this->assertTrue(is_writable($a));
160	$this->assertTrue(is_readable($a));
161	}
162	}
163	',	3✔
164	['target' => PhpUnitTargetVersion::VERSION_5_6]	3✔
165	),	3✔
166	],	3✔
167	null,	3✔
168	'Fixer could be risky if one is overriding PHPUnit\'s native methods.'	3✔
169	);	3✔
170	}
171
172	/**
173	* {@inheritdoc}
174	*
175	* Must run before NoUnusedImportsFixer, PhpUnitAssertNewNamesFixer, PhpUnitDedicateAssertInternalTypeFixer.
176	* Must run after ModernizeStrposFixer, NoAliasFunctionsFixer, PhpUnitConstructFixer.
177	*/
178	public function getPriority(): int
179	{
180	return -9;	1✔
181	}
182
183	protected function configurePostNormalisation(): void
184	{
185	// assertions added in 3.0: assertArrayNotHasKey assertArrayHasKey assertFileNotExists assertFileExists assertNotNull, assertNull
186	$this->functions = [	123✔
187	'array_key_exists',	123✔
188	'file_exists',	123✔
189	'is_null',	123✔
190	'str_ends_with',	123✔
191	'str_starts_with',	123✔
192	];	123✔
193
194	if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_3_5)) {	123✔
195	// assertions added in 3.5: assertInternalType assertNotEmpty assertEmpty
196	$this->functions = array_merge($this->functions, [	123✔
197	'empty',	123✔
198	'is_array',	123✔
199	'is_bool',	123✔
200	'is_boolean',	123✔
201	'is_callable',	123✔
202	'is_double',	123✔
203	'is_float',	123✔
204	'is_int',	123✔
205	'is_integer',	123✔
206	'is_long',	123✔
207	'is_numeric',	123✔
208	'is_object',	123✔
209	'is_real',	123✔
210	'is_scalar',	123✔
211	'is_string',	123✔
212	]);	123✔
213	}
214
215	if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_5_0)) {	123✔
216	// assertions added in 5.0: assertFinite assertInfinite assertNan
217	$this->functions = array_merge($this->functions, [	123✔
218	'is_infinite',	123✔
219	'is_nan',	123✔
220	]);	123✔
221	}
222
223	if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_5_6)) {	123✔
224	// assertions added in 5.6: assertDirectoryExists assertDirectoryNotExists assertIsReadable assertNotIsReadable assertIsWritable assertNotIsWritable
225	$this->functions = array_merge($this->functions, [	123✔
226	'is_dir',	123✔
227	'is_readable',	123✔
228	'is_writable',	123✔
229	]);	123✔
230	}
231
232	if (PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_7_5)) {	123✔
233	$this->functions = array_merge($this->functions, [	123✔
234	'str_contains',	123✔
235	]);	123✔
236	}
237	}
238
239	protected function applyPhpUnitClassFix(Tokens $tokens, int $startIndex, int $endIndex): void
240	{
241	$argumentsAnalyzer = new ArgumentsAnalyzer();	112✔
242
243	foreach ($this->getPreviousAssertCall($tokens, $startIndex, $endIndex) as $assertCall) {	112✔
244	// test and fix for assertTrue/False to dedicated asserts
245	if (\in_array($assertCall['loweredName'], ['asserttrue', 'assertfalse'], true)) {	109✔
246	$this->fixAssertTrueFalse($tokens, $argumentsAnalyzer, $assertCall);	71✔
247
248	continue;	71✔
249	}
250
251	if (\in_array(	100✔
252	$assertCall['loweredName'],	100✔
253	['assertsame', 'assertnotsame', 'assertequals', 'assertnotequals'],	100✔
254	true	100✔
255	)) {	100✔
256	$this->fixAssertSameEquals($tokens, $assertCall);	38✔
257	}
258	}
259	}
260
261	protected function createConfigurationDefinition(): FixerConfigurationResolverInterface
262	{
263	return new FixerConfigurationResolver([	123✔
264	(new FixerOptionBuilder('target', 'Target version of PHPUnit.'))	123✔
265	->setAllowedTypes(['string'])	123✔
266	->setAllowedValues([	123✔
267	PhpUnitTargetVersion::VERSION_3_0,	123✔
268	PhpUnitTargetVersion::VERSION_3_5,	123✔
269	PhpUnitTargetVersion::VERSION_5_0,	123✔
270	PhpUnitTargetVersion::VERSION_5_6,	123✔
271	PhpUnitTargetVersion::VERSION_NEWEST,	123✔
272	])	123✔
273	->setDefault(PhpUnitTargetVersion::VERSION_NEWEST)	123✔
274	->getOption(),	123✔
275	]);	123✔
276	}
277
278	/**
279	* @param array{
280	* index: int,
281	* loweredName: string,
282	* openBraceIndex: int,
283	* closeBraceIndex: int,
284	* } $assertCall
285	*/
286	private function fixAssertTrueFalse(Tokens $tokens, ArgumentsAnalyzer $argumentsAnalyzer, array $assertCall): void
287	{
288	$testDefaultNamespaceTokenIndex = null;	71✔
289	$testIndex = $tokens->getNextMeaningfulToken($assertCall['openBraceIndex']);	71✔
290
291	if (!$tokens[$testIndex]->isGivenKind([\T_EMPTY, \T_STRING])) {	71✔
292	if ($this->fixAssertTrueFalseInstanceof($tokens, $assertCall, $testIndex)) {	16✔
293	return;	6✔
294	}
295
296	if (!$tokens[$testIndex]->isGivenKind(\T_NS_SEPARATOR)) {	10✔
297	return;	2✔
298	}
299
300	$testDefaultNamespaceTokenIndex = $testIndex;	8✔
301	$testIndex = $tokens->getNextMeaningfulToken($testIndex);	8✔
302	}
303
304	$testOpenIndex = $tokens->getNextMeaningfulToken($testIndex);	64✔
305
306	if (!$tokens[$testOpenIndex]->equals('(')) {	64✔
307	return;	2✔
308	}
309
310	$testCloseIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $testOpenIndex);	64✔
311	$assertCallCloseIndex = $tokens->getNextMeaningfulToken($testCloseIndex);	64✔
312
313	if (!$tokens[$assertCallCloseIndex]->equalsAny([')', ','])) {	64✔
314	return;	1✔
315	}
316
317	$content = strtolower($tokens[$testIndex]->getContent());	64✔
318
319	if (!\in_array($content, $this->functions, true)) {	64✔
320	return;	3✔
321	}
322
323	$arguments = $argumentsAnalyzer->getArguments($tokens, $testOpenIndex, $testCloseIndex);	61✔
324	$isPositive = 'asserttrue' === $assertCall['loweredName'];	61✔
325
326	if (isset(self::FIX_MAP[$content]) && \is_array(self::FIX_MAP[$content])) {	61✔
327	$fixDetails = self::FIX_MAP[$content];	28✔
328	$expectedCount = $fixDetails['argument_count'] ?? 1;	28✔
329
330	if ($expectedCount !== \count($arguments)) {	28✔
331	return;	1✔
332	}
333
334	$isPositive = $isPositive ? 'positive' : 'negative';	27✔
335
336	if (false === $fixDetails[$isPositive]) {	27✔
337	return;	1✔
338	}
339
340	$tokens[$assertCall['index']] = new Token([\T_STRING, $fixDetails[$isPositive]]);	26✔
341	$this->removeFunctionCall($tokens, $testDefaultNamespaceTokenIndex, $testIndex, $testOpenIndex, $testCloseIndex);	26✔
342
343	if ($fixDetails['swap_arguments'] ?? false) {	26✔
344	if (2 !== $expectedCount) {	8✔
345	throw new \RuntimeException('Can only swap two arguments, please update map or logic.');	×
346	}
347
348	$this->swapArguments($tokens, $arguments);	8✔
349	}
350
351	return;	26✔
352	}
353
354	if (1 !== \count($arguments)) {	34✔
355	return;	1✔
356	}
357
358	$type = substr($content, 3);	33✔
359
360	$tokens[$assertCall['index']] = new Token([\T_STRING, $isPositive ? 'assertInternalType' : 'assertNotInternalType']);	33✔
361	$tokens[$testIndex] = new Token([\T_CONSTANT_ENCAPSED_STRING, "'".$type."'"]);	33✔
362	$tokens[$testOpenIndex] = new Token(',');	33✔
363
364	$tokens->clearTokenAndMergeSurroundingWhitespace($testCloseIndex);	33✔
365	$commaIndex = $tokens->getPrevMeaningfulToken($testCloseIndex);	33✔
366
367	if ($tokens[$commaIndex]->equals(',')) {	33✔
368	$tokens->removeTrailingWhitespace($commaIndex);	1✔
369	$tokens->clearAt($commaIndex);	1✔
370	}
371
372	if (!$tokens[$testOpenIndex + 1]->isWhitespace()) {	33✔
373	$tokens->insertAt($testOpenIndex + 1, new Token([\T_WHITESPACE, ' ']));	29✔
374	}
375
376	if (null !== $testDefaultNamespaceTokenIndex) {	33✔
377	$tokens->clearTokenAndMergeSurroundingWhitespace($testDefaultNamespaceTokenIndex);	2✔
378	}
379	}
380
381	/**
382	* @param array{
383	* index: int,
384	* loweredName: string,
385	* openBraceIndex: int,
386	* closeBraceIndex: int,
387	* } $assertCall
388	*/
389	private function fixAssertTrueFalseInstanceof(Tokens $tokens, array $assertCall, int $testIndex): bool
390	{
391	$isPositiveAssertion = 'asserttrue' === $assertCall['loweredName'];	16✔
392
393	if ($tokens[$testIndex]->equals('!')) {	16✔
394	$variableIndex = $tokens->getNextMeaningfulToken($testIndex);	2✔
395	$isPositiveCondition = false;	2✔
396	} else {
397	$variableIndex = $testIndex;	15✔
398	$isPositiveCondition = true;	15✔
399	}
400
401	if (!$tokens[$variableIndex]->isGivenKind(\T_VARIABLE)) {	16✔
402	return false;	9✔
403	}
404
405	$instanceOfIndex = $tokens->getNextMeaningfulToken($variableIndex);	7✔
406
407	if (!$tokens[$instanceOfIndex]->isGivenKind(\T_INSTANCEOF)) {	7✔
408	return false;	1✔
409	}
410
411	$classEndIndex = $instanceOfIndex;	6✔
412	$classPartTokens = [];	6✔
413
414	do {
415	$classEndIndex = $tokens->getNextMeaningfulToken($classEndIndex);	6✔
416	$classPartTokens[] = $tokens[$classEndIndex];	6✔
417	} while ($tokens[$classEndIndex]->isGivenKind([\T_STRING, \T_NS_SEPARATOR, \T_VARIABLE]));	6✔
418
419	if ($tokens[$classEndIndex]->equalsAny([',', ')'])) { // do the fixing	6✔
420	array_pop($classPartTokens);	5✔
421	$isInstanceOfVar = reset($classPartTokens)->isGivenKind(\T_VARIABLE);	5✔
422	$insertIndex = $testIndex - 1;	5✔
423	$newTokens = [];	5✔
424
425	foreach ($classPartTokens as $token) {	5✔
426	$newTokens[++$insertIndex] = clone $token;	5✔
427	}
428
429	if (!$isInstanceOfVar) {	5✔
430	$newTokens[++$insertIndex] = new Token([\T_DOUBLE_COLON, '::']);	4✔
431	$newTokens[++$insertIndex] = new Token([CT::T_CLASS_CONSTANT, 'class']);	4✔
432	}
433
434	$newTokens[++$insertIndex] = new Token(',');	5✔
435	$newTokens[++$insertIndex] = new Token([\T_WHITESPACE, ' ']);	5✔
436	$newTokens[++$insertIndex] = clone $tokens[$variableIndex];	5✔
437
438	for ($i = $classEndIndex - 1; $i >= $testIndex; --$i) {	5✔
439	if (!$tokens[$i]->isComment()) {	5✔
440	$tokens->clearTokenAndMergeSurroundingWhitespace($i);	5✔
441	}
442	}
443
444	$name = $isPositiveAssertion && $isPositiveCondition \|\| !$isPositiveAssertion && !$isPositiveCondition	5✔
445	? 'assertInstanceOf'	4✔
446	: 'assertNotInstanceOf';	2✔
447
448	$tokens->insertSlices($newTokens);	5✔
449	$tokens[$assertCall['index']] = new Token([\T_STRING, $name]);	5✔
450	}
451
452	return true;	6✔
453	}
454
455	/**
456	* @param array{
457	* index: int,
458	* loweredName: string,
459	* openBraceIndex: int,
460	* closeBraceIndex: int,
461	* } $assertCall
462	*/
463	private function fixAssertSameEquals(Tokens $tokens, array $assertCall): void
464	{
465	// @ $this->/self::assertEquals/Same([$nextIndex])
466	$expectedIndex = $tokens->getNextMeaningfulToken($assertCall['openBraceIndex']);	38✔
467
468	// do not fix
469	// let $a = [1,2]; $b = "2";
470	// "$this->assertEquals("2", count($a)); $this->assertEquals($b, count($a)); $this->assertEquals(2.1, count($a));"
471
472	if ($tokens[$expectedIndex]->isGivenKind(\T_VARIABLE)) {	38✔
473	if (!$tokens[$tokens->getNextMeaningfulToken($expectedIndex)]->equals(',')) {	4✔
474	return;	2✔
475	}
476	} elseif (!$tokens[$expectedIndex]->isGivenKind([\T_LNUMBER, \T_VARIABLE])) {	34✔
477	return;	4✔
478	}
479
480	// @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex])
481	$commaIndex = $tokens->getNextMeaningfulToken($expectedIndex);	32✔
482
483	if (!$tokens[$commaIndex]->equals(',')) {	32✔
484	return;	2✔
485	}
486
487	// @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex,$countCallIndex])
488	$countCallIndex = $tokens->getNextMeaningfulToken($commaIndex);	30✔
489
490	if ($tokens[$countCallIndex]->isGivenKind(\T_NS_SEPARATOR)) {	30✔
491	$defaultNamespaceTokenIndex = $countCallIndex;	6✔
492	$countCallIndex = $tokens->getNextMeaningfulToken($countCallIndex);	6✔
493	} else {
494	$defaultNamespaceTokenIndex = null;	26✔
495	}
496
497	if (!$tokens[$countCallIndex]->isGivenKind(\T_STRING)) {	30✔
498	return;	2✔
499	}
500
501	$lowerContent = strtolower($tokens[$countCallIndex]->getContent());	28✔
502
503	if (!\in_array($lowerContent, ['count', 'sizeof'], true)) {	28✔
504	return; // not a call to "count" or "sizeOf"	2✔
505	}
506
507	// @ $this->/self::assertEquals/Same([$nextIndex,$commaIndex,[$defaultNamespaceTokenIndex,]$countCallIndex,$countCallOpenBraceIndex])
508	$countCallOpenBraceIndex = $tokens->getNextMeaningfulToken($countCallIndex);	28✔
509
510	if (!$tokens[$countCallOpenBraceIndex]->equals('(')) {	28✔
511	return;	2✔
512	}
513
514	$countCallCloseBraceIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $countCallOpenBraceIndex);	26✔
515	$afterCountCallCloseBraceIndex = $tokens->getNextMeaningfulToken($countCallCloseBraceIndex);	26✔
516
517	if (!$tokens[$afterCountCallCloseBraceIndex]->equalsAny([')', ','])) {	26✔
518	return;	2✔
519	}
520
521	$this->removeFunctionCall(	24✔
522	$tokens,	24✔
523	$defaultNamespaceTokenIndex,	24✔
524	$countCallIndex,	24✔
525	$countCallOpenBraceIndex,	24✔
526	$countCallCloseBraceIndex	24✔
527	);	24✔
528
529	$tokens[$assertCall['index']] = new Token([	24✔
530	\T_STRING,	24✔
531	false === strpos($assertCall['loweredName'], 'not', 6) ? 'assertCount' : 'assertNotCount',	24✔
532	]);	24✔
533	}
534
535	private function removeFunctionCall(Tokens $tokens, ?int $callNSIndex, int $callIndex, int $openIndex, int $closeIndex): void
536	{
537	$tokens->clearTokenAndMergeSurroundingWhitespace($callIndex);	50✔
538
539	if (null !== $callNSIndex) {	50✔
540	$tokens->clearTokenAndMergeSurroundingWhitespace($callNSIndex);	12✔
541	}
542
543	$tokens->clearTokenAndMergeSurroundingWhitespace($openIndex);	50✔
544	$commaIndex = $tokens->getPrevMeaningfulToken($closeIndex);	50✔
545
546	if ($tokens[$commaIndex]->equals(',')) {	50✔
547	$tokens->removeTrailingWhitespace($commaIndex);	5✔
548	$tokens->clearAt($commaIndex);	5✔
549	}
550
551	$tokens->clearTokenAndMergeSurroundingWhitespace($closeIndex);	50✔
552	}
553
554	/**
555	* @param array<int, int> $argumentsIndices
556	*/
557	private function swapArguments(Tokens $tokens, array $argumentsIndices): void
558	{
559	[$firstArgumentIndex, $secondArgumentIndex] = array_keys($argumentsIndices);	8✔
560
561	$firstArgumentEndIndex = $argumentsIndices[$firstArgumentIndex];	8✔
562	$secondArgumentEndIndex = $argumentsIndices[$secondArgumentIndex];	8✔
563
564	$firstClone = $this->cloneAndClearTokens($tokens, $firstArgumentIndex, $firstArgumentEndIndex);	8✔
565	$secondClone = $this->cloneAndClearTokens($tokens, $secondArgumentIndex, $secondArgumentEndIndex);	8✔
566
567	if (!$firstClone[0]->isWhitespace()) {	8✔
568	array_unshift($firstClone, new Token([\T_WHITESPACE, ' ']));	8✔
569	}
570
571	$tokens->insertAt($secondArgumentIndex, $firstClone);	8✔
572
573	if ($secondClone[0]->isWhitespace()) {	8✔
574	array_shift($secondClone);	7✔
575	}
576
577	$tokens->insertAt($firstArgumentIndex, $secondClone);	8✔
578	}
579
580	/**
581	* @return list<Token>
582	*/
583	private function cloneAndClearTokens(Tokens $tokens, int $start, int $end): array
584	{
585	$clone = [];	8✔
586
587	for ($i = $start; $i <= $end; ++$i) {	8✔
588	if ('' === $tokens[$i]->getContent()) {	8✔
589	continue;	1✔
590	}
591
592	$clone[] = clone $tokens[$i];	8✔
593	$tokens->clearAt($i);	8✔
594	}
595
596	return $clone;	8✔
597	}
598	}

keradus / PHP-CS-Fixer / 17253322895

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