php-school /
learn-you-php
| @@ 22-123 (lines=102) @@ | ||
| 19 | * @package PhpSchool\LearnYouPhp\Exercise |
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| 20 | * @author Michael Woodward <[email protected]> |
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| 21 | */ |
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| 22 | class ArrayWeGo extends AbstractExercise implements ExerciseInterface, FunctionRequirementsExerciseCheck, CliExercise |
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| 23 | { |
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| 24 | use TemporaryDirectoryTrait; |
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| 25 | ||
| 26 | /** |
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| 27 | * @var Filesystem |
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| 28 | */ |
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| 29 | private $filesystem; |
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| 30 | ||
| 31 | /** |
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| 32 | * @var Generator |
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| 33 | */ |
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| 34 | private $faker; |
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| 35 | ||
| 36 | /** |
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| 37 | * @param Filesystem $filesystem |
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| 38 | * @param Generator $faker |
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| 39 | */ |
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| 40 | public function __construct(Filesystem $filesystem, Generator $faker) |
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| 41 | { |
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| 42 | $this->filesystem = $filesystem; |
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| 43 | $this->faker = $faker; |
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| 44 | } |
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| 45 | ||
| 46 | /** |
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| 47 | * @return string |
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| 48 | */ |
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| 49 | public function getName() |
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| 50 | { |
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| 51 | return 'Array We Go!'; |
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| 52 | } |
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| 53 | ||
| 54 | /** |
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| 55 | * @return string |
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| 56 | */ |
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| 57 | public function getDescription() |
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| 58 | { |
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| 59 | return 'Filter an array of file paths and map to SplFile objects'; |
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| 60 | } |
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| 61 | ||
| 62 | /** |
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| 63 | * @return array |
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| 64 | */ |
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| 65 | public function getArgs() |
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| 66 | { |
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| 67 | $this->filesystem->mkdir($this->getTemporaryPath()); |
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| 68 | ||
| 69 | $fileCount = rand(2, 10); |
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| 70 | $realFiles = rand(1, $fileCount - 1); |
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| 71 | ||
| 72 | $files = []; |
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| 73 | foreach (range(1, $fileCount) as $index) { |
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| 74 | $file = sprintf('%s/%s.txt', $this->getTemporaryPath(), $this->faker->uuid); |
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| 75 | if ($index <= $realFiles) { |
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| 76 | $this->filesystem->touch($file); |
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| 77 | } |
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| 78 | $files[] = $file; |
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| 79 | } |
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| 80 | ||
| 81 | return $files; |
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| 82 | } |
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| 83 | ||
| 84 | /** |
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| 85 | * @return null |
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| 86 | */ |
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| 87 | public function tearDown() |
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| 88 | { |
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| 89 | $this->filesystem->remove($this->getTemporaryPath()); |
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| 90 | } |
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| 91 | ||
| 92 | /** |
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| 93 | * @return string[] |
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| 94 | */ |
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| 95 | public function getRequiredFunctions() |
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| 96 | { |
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| 97 | return ['array_shift', 'array_filter', 'array_map']; |
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| 98 | } |
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| 99 | ||
| 100 | /** |
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| 101 | * @return string[] |
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| 102 | */ |
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| 103 | public function getBannedFunctions() |
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| 104 | { |
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| 105 | return ['basename']; |
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| 106 | } |
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| 107 | ||
| 108 | /** |
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| 109 | * @return ExerciseType |
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| 110 | */ |
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| 111 | public function getType() |
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| 112 | { |
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| 113 | return ExerciseType::CLI(); |
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| 114 | } |
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| 115 | ||
| 116 | /** |
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| 117 | * @param ExerciseDispatcher $dispatcher |
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| 118 | */ |
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| 119 | public function configure(ExerciseDispatcher $dispatcher) |
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| 120 | { |
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| 121 | $dispatcher->requireCheck(FunctionRequirementsCheck::class, $dispatcher::CHECK_AFTER); |
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| 122 | } |
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| 123 | } |
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| 124 | ||
| @@ 17-121 (lines=105) @@ | ||
| 14 | use PhpSchool\PhpWorkshop\ExerciseDispatcher; |
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| 15 | use Symfony\Component\Filesystem\Filesystem; |
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| 16 | ||
| 17 | class ExceptionalCoding extends AbstractExercise implements |
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| 18 | ExerciseInterface, |
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| 19 | CliExercise, |
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| 20 | FunctionRequirementsExerciseCheck |
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| 21 | { |
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| 22 | use TemporaryDirectoryTrait; |
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| 23 | ||
| 24 | /** |
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| 25 | * @var Filesystem |
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| 26 | */ |
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| 27 | private $filesystem; |
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| 28 | ||
| 29 | /** |
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| 30 | * @var Generator |
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| 31 | */ |
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| 32 | private $faker; |
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| 33 | ||
| 34 | /** |
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| 35 | * @param Filesystem $filesystem |
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| 36 | * @param Generator $faker |
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| 37 | */ |
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| 38 | public function __construct(Filesystem $filesystem, Generator $faker) |
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| 39 | { |
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| 40 | $this->filesystem = $filesystem; |
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| 41 | $this->faker = $faker; |
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| 42 | } |
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| 43 | ||
| 44 | /** |
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| 45 | * @return string |
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| 46 | */ |
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| 47 | public function getName() |
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| 48 | { |
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| 49 | return "Exceptional Coding"; |
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| 50 | } |
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| 51 | ||
| 52 | /** |
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| 53 | * @return string |
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| 54 | */ |
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| 55 | public function getDescription() |
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| 56 | { |
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| 57 | return "Introduction to Exceptions"; |
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| 58 | } |
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| 59 | ||
| 60 | /** |
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| 61 | * @return array |
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| 62 | */ |
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| 63 | public function getArgs() |
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| 64 | { |
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| 65 | $this->filesystem->mkdir($this->getTemporaryPath()); |
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| 66 | ||
| 67 | $fileCount = rand(2, 10); |
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| 68 | $realFiles = rand(1, $fileCount - 1); |
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| 69 | ||
| 70 | $files = []; |
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| 71 | foreach (range(1, $fileCount) as $index) { |
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| 72 | $file = sprintf('%s/%s.txt', $this->getTemporaryPath(), $this->faker->uuid); |
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| 73 | if ($index <= $realFiles) { |
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| 74 | $this->filesystem->touch($file); |
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| 75 | } |
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| 76 | $files[] = $file; |
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| 77 | } |
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| 78 | ||
| 79 | return $files; |
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| 80 | } |
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| 81 | ||
| 82 | /** |
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| 83 | * @return void |
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| 84 | */ |
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| 85 | public function tearDown() |
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| 86 | { |
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| 87 | $this->filesystem->remove($this->getTemporaryPath()); |
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| 88 | } |
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| 89 | ||
| 90 | /** |
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| 91 | * @return string[] |
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| 92 | */ |
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| 93 | public function getRequiredFunctions() |
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| 94 | { |
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| 95 | return []; |
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| 96 | } |
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| 97 | ||
| 98 | /** |
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| 99 | * @return string[] |
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| 100 | */ |
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| 101 | public function getBannedFunctions() |
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| 102 | { |
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| 103 | return ['array_filter', 'file_exists']; |
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| 104 | } |
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| 105 | ||
| 106 | /** |
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| 107 | * @return ExerciseType |
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| 108 | */ |
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| 109 | public function getType() |
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| 110 | { |
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| 111 | return ExerciseType::CLI(); |
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| 112 | } |
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| 113 | ||
| 114 | /** |
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| 115 | * @param ExerciseDispatcher $dispatcher |
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| 116 | */ |
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| 117 | public function configure(ExerciseDispatcher $dispatcher) |
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| 118 | { |
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| 119 | $dispatcher->requireCheck(FunctionRequirementsCheck::class, $dispatcher::CHECK_AFTER); |
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| 120 | } |
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| 121 | } |
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| 122 | ||
