<?php
/**
 * Tests the retokenization of the `default` keyword to T_MATCH_DEFAULT for PHP 8.0 match structures
 * and makes sure that the tokenization of switch `T_DEFAULT` structures is not aversely affected.
 *
 * @author    Juliette Reinders Folmer <phpcs_nospam@adviesenzo.nl>
 * @copyright 2020-2021 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Tests\Core\Tokenizer\PHP;

use PHP_CodeSniffer\Tests\Core\Tokenizer\AbstractTokenizerTestCase;

final class DefaultKeywordTest extends AbstractTokenizerTestCase
{


    /**
     * Test the retokenization of the `default` keyword for match structure to `T_MATCH_DEFAULT`.
     *
     * Note: Cases and default structures within a match structure do *NOT* get case/default scope
     * conditions, in contrast to case and default structures in switch control structures.
     *
     * @param string $testMarker  The comment prefacing the target token.
     * @param string $testContent The token content to look for.
     *
     * @dataProvider dataMatchDefault
     * @covers       PHP_CodeSniffer\Tokenizers\PHP::tokenize
     *
     * @return void
     */
    public function testMatchDefault($testMarker, $testContent='default')
    {
        $tokens = $this->phpcsFile->getTokens();

        $token      = $this->getTargetToken($testMarker, [T_MATCH_DEFAULT, T_DEFAULT, T_STRING], $testContent);
        $tokenArray = $tokens[$token];

        $this->assertSame(T_MATCH_DEFAULT, $tokenArray['code'], 'Token tokenized as '.$tokenArray['type'].', not T_MATCH_DEFAULT (code)');
        $this->assertSame('T_MATCH_DEFAULT', $tokenArray['type'], 'Token tokenized as '.$tokenArray['type'].', not T_MATCH_DEFAULT (type)');

    }//end testMatchDefault()


    /**
     * Data provider.
     *
     * @see testMatchDefault()
     *
     * @return array<string, array<string, string>>
     */
    public static function dataMatchDefault()
    {
        return [
            'simple_match_default'                                    => [
                'testMarker' => '/* testSimpleMatchDefault */',
            ],
            'match_default_in_switch_case_1'                          => [
                'testMarker' => '/* testMatchDefaultNestedInSwitchCase1 */',
            ],
            'match_default_in_switch_case_2'                          => [
                'testMarker' => '/* testMatchDefaultNestedInSwitchCase2 */',
            ],
            'match_default_in_switch_default'                         => [
                'testMarker' => '/* testMatchDefaultNestedInSwitchDefault */',
            ],
            'match_default_containing_switch'                         => [
                'testMarker' => '/* testMatchDefault */',
            ],

            'match_default_with_nested_long_array_and_default_key'    => [
                'testMarker'  => '/* testMatchDefaultWithNestedLongArrayWithClassConstantKey */',
                'testContent' => 'DEFAULT',
            ],
            'match_default_with_nested_long_array_and_default_key_2'  => [
                'testMarker'  => '/* testMatchDefaultWithNestedLongArrayWithClassConstantKeyLevelDown */',
                'testContent' => 'DEFAULT',
            ],
            'match_default_with_nested_short_array_and_default_key'   => [
                'testMarker'  => '/* testMatchDefaultWithNestedShortArrayWithClassConstantKey */',
                'testContent' => 'DEFAULT',
            ],
            'match_default_with_nested_short_array_and_default_key_2' => [
                'testMarker'  => '/* testMatchDefaultWithNestedShortArrayWithClassConstantKeyLevelDown */',
                'testContent' => 'DEFAULT',
            ],
            'match_default_in_long_array'                             => [
                'testMarker'  => '/* testMatchDefaultNestedInLongArray */',
                'testContent' => 'DEFAULT',
            ],
            'match_default_in_short_array'                            => [
                'testMarker'  => '/* testMatchDefaultNestedInShortArray */',
                'testContent' => 'DEFAULT',
            ],
        ];

    }//end dataMatchDefault()


    /**
     * Verify that the retokenization of `T_DEFAULT` tokens in match constructs, doesn't negatively
     * impact the tokenization of `T_DEFAULT` tokens in switch control structures.
     *
     * @param string $testMarker  The comment prefacing the target token.
     * @param string $testContent The token content to look for.
     *
     * @dataProvider dataSwitchDefault
     * @covers       PHP_CodeSniffer\Tokenizers\PHP::tokenize
     *
     * @return void
     */
    public function testSwitchDefault($testMarker, $testContent='default')
    {
        $tokens = $this->phpcsFile->getTokens();

        $token      = $this->getTargetToken($testMarker, [T_MATCH_DEFAULT, T_DEFAULT, T_STRING], $testContent);
        $tokenArray = $tokens[$token];

        $this->assertSame(T_DEFAULT, $tokenArray['code'], 'Token tokenized as '.$tokenArray['type'].', not T_DEFAULT (code)');
        $this->assertSame('T_DEFAULT', $tokenArray['type'], 'Token tokenized as '.$tokenArray['type'].', not T_DEFAULT (type)');

    }//end testSwitchDefault()


    /**
     * Data provider.
     *
     * @see testSwitchDefault()
     *
     * @return array<string, array<string, string|int>>
     */
    public static function dataSwitchDefault()
    {
        return [
            'simple_switch_default'                  => [
                'testMarker' => '/* testSimpleSwitchDefault */',
            ],
            'simple_switch_default_with_curlies'     => [
                'testMarker' => '/* testSimpleSwitchDefaultWithCurlies */',
            ],
            'switch_default_toplevel'                => [
                'testMarker' => '/* testSwitchDefault */',
            ],
            'switch_default_nested_in_match_case'    => [
                'testMarker' => '/* testSwitchDefaultNestedInMatchCase */',
            ],
            'switch_default_nested_in_match_default' => [
                'testMarker' => '/* testSwitchDefaultNestedInMatchDefault */',
            ],
        ];

    }//end dataSwitchDefault()


    /**
     * Verify that the retokenization of `T_DEFAULT` tokens in match constructs, doesn't negatively
     * impact the tokenization of `T_STRING` tokens with the contents 'default' which aren't in
     * actual fact the default keyword.
     *
     * @param string $testMarker  The comment prefacing the target token.
     * @param string $testContent The token content to look for.
     *
     * @dataProvider dataNotDefaultKeyword
     * @covers       PHP_CodeSniffer\Tokenizers\PHP::processAdditional
     *
     * @return void
     */
    public function testNotDefaultKeyword($testMarker, $testContent='DEFAULT')
    {
        $tokens = $this->phpcsFile->getTokens();

        $token      = $this->getTargetToken($testMarker, [T_MATCH_DEFAULT, T_DEFAULT, T_STRING], $testContent);
        $tokenArray = $tokens[$token];

        $this->assertSame(T_STRING, $tokenArray['code'], 'Token tokenized as '.$tokenArray['type'].', not T_STRING (code)');
        $this->assertSame('T_STRING', $tokenArray['type'], 'Token tokenized as '.$tokenArray['type'].', not T_STRING (type)');

    }//end testNotDefaultKeyword()


    /**
     * Data provider.
     *
     * @see testNotDefaultKeyword()
     *
     * @return array<string, array<string, string>>
     */
    public static function dataNotDefaultKeyword()
    {
        return [
            'class-constant-as-short-array-key'                   => [
                'testMarker' => '/* testClassConstantAsShortArrayKey */',
            ],
            'class-property-as-short-array-key'                   => [
                'testMarker' => '/* testClassPropertyAsShortArrayKey */',
            ],
            'namespaced-constant-as-short-array-key'              => [
                'testMarker' => '/* testNamespacedConstantAsShortArrayKey */',
            ],
            'fqn-global-constant-as-short-array-key'              => [
                'testMarker' => '/* testFQNGlobalConstantAsShortArrayKey */',
            ],
            'class-constant-as-long-array-key'                    => [
                'testMarker' => '/* testClassConstantAsLongArrayKey */',
            ],
            'class-constant-as-yield-key'                         => [
                'testMarker' => '/* testClassConstantAsYieldKey */',
            ],

            'class-constant-as-long-array-key-nested-in-match'    => [
                'testMarker' => '/* testClassConstantAsLongArrayKeyNestedInMatch */',
            ],
            'class-constant-as-long-array-key-nested-in-match-2'  => [
                'testMarker' => '/* testClassConstantAsLongArrayKeyNestedInMatchLevelDown */',
            ],
            'class-constant-as-short-array-key-nested-in-match'   => [
                'testMarker' => '/* testClassConstantAsShortArrayKeyNestedInMatch */',
            ],
            'class-constant-as-short-array-key-nested-in-match-2' => [
                'testMarker' => '/* testClassConstantAsShortArrayKeyNestedInMatchLevelDown */',
            ],
            'class-constant-as-long-array-key-with-nested-match'  => [
                'testMarker' => '/* testClassConstantAsLongArrayKeyWithNestedMatch */',
            ],
            'class-constant-as-short-array-key-with-nested-match' => [
                'testMarker' => '/* testClassConstantAsShortArrayKeyWithNestedMatch */',
            ],

            'class-constant-in-switch-case'                       => [
                'testMarker' => '/* testClassConstantInSwitchCase */',
            ],
            'class-property-in-switch-case'                       => [
                'testMarker' => '/* testClassPropertyInSwitchCase */',
            ],
            'namespaced-constant-in-switch-case'                  => [
                'testMarker' => '/* testNamespacedConstantInSwitchCase */',
            ],
            'namespace-relative-constant-in-switch-case'          => [
                'testMarker' => '/* testNamespaceRelativeConstantInSwitchCase */',
            ],

            'class-constant-declaration'                          => [
                'testMarker' => '/* testClassConstant */',
            ],
            'class-method-declaration'                            => [
                'testMarker'  => '/* testMethodDeclaration */',
                'testContent' => 'default',
            ],
        ];

    }//end dataNotDefaultKeyword()


}//end class