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AydinHassanAydinHassan
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Tests
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‎test/Exercise/TheReturnOfStaticTest.php

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<?php
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namespace PhpSchool\PHP8AppreciateTest\Exercise;
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use PhpSchool\PHP8Appreciate\Exercise\TheReturnOfStatic;
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use PhpSchool\PhpWorkshop\Application;
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use PhpSchool\PhpWorkshop\Result\Failure;
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use PhpSchool\PhpWorkshop\TestUtils\WorkshopExerciseTest;
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class TheReturnOfStaticTest extends WorkshopExerciseTest
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{
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public function getExerciseClass(): string
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{
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return TheReturnOfStatic::class;
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}
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public function getApplication(): Application
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{
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return require __DIR__ . '/../../app/bootstrap.php';
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}
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public function testFailureWhenNoClassNameFile(): void
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{
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$this->runExercise('no-file-class.php');
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$this->assertVerifyWasNotSuccessful();
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$this->assertResultsHasFailure(Failure::class, 'The method withPermissions cannot be found');
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}
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public function testFailureWhenNoWithPermissionsMethod(): void
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{
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$this->runExercise('no-with-permissions-method.php');
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$this->assertVerifyWasNotSuccessful();
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$this->assertResultsHasFailure(Failure::class, 'The method withPermissions cannot be found');
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}
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public function testFailureWhenFirstStatementIsNotAnAssign(): void
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{
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$this->runExercise('no-assign-statement.php');
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$this->assertVerifyWasNotSuccessful();
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$this->assertResultsHasFailure(Failure::class, 'The first statement in withPermissions is not an assign');
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}
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public function testFailureWhenAssignIsNotClone(): void
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{
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$this->runExercise('no-clone.php');
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$this->assertVerifyWasNotSuccessful();
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$this->assertResultsHasFailure(Failure::class, 'The first statement is not a clone of `$this`');
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}
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public function testFailureWhenAssignIsNotCloneOfThis(): void
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{
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$this->runExercise('no-clone-this.php');
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$this->assertVerifyWasNotSuccessful();
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$this->assertResultsHasFailure(Failure::class, 'The first statement is not a clone of `$this`');
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}
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public function testSuccessfulSolution(): void
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{
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$this->runExercise('solution-correct.php');
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$this->assertVerifyWasSuccessful();
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}
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}

‎test/solutions/the-return-of-static/no-assign-statement.php

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<?php
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class File
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{
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private ?string $permissions = null;
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public function withPermissions(string $permissions): static
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{
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new static;
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$clone = clone $this;
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$clone->permissions = $permissions;
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return $clone;
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}
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}
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

‎test/solutions/the-return-of-static/no-clone-this.php

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<?php
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class File
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{
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private ?string $permissions = null;
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public function withPermissions(string $permissions): static
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{
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$clone = clone (new static());
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$clone->permissions = $permissions;
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return $clone;
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}
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}
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

‎test/solutions/the-return-of-static/no-clone.php

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<?php
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class File
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{
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private ?string $permissions = null;
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public function withPermissions(string $permissions): static
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{
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$clone = new static;
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$clone->permissions = $permissions;
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return $clone;
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}
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}
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

‎test/solutions/the-return-of-static/no-file-class.php

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<?php
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

‎test/solutions/the-return-of-static/no-with-permissions-method.php

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<?php
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class File
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{
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private ?string $permissions = null;
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}
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

‎test/solutions/the-return-of-static/solution-correct.php

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<?php
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class File
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{
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private ?string $permissions = null;
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public function withPermissions(string $permissions): static
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{
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$clone = clone $this;
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$clone->permissions = $permissions;
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return $clone;
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}
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}
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class Image extends File
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{
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private ?string $ext = null;
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private ?string $crop = null;
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public function withExt(string $ext): static
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{
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$clone = clone $this;
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$clone->ext = $ext;
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return $clone;
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}
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public function withCrop(string $crop): static
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{
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$clone = clone $this;
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$clone->crop = $crop;
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return $clone;
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}
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}
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$image = (new Image())->withPermissions('w+')->withExt('jpeg')->withCrop('16x9');
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var_dump($image);

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