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<?php |
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declare(strict_types=1); |
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namespace gamringer\JSONPatch\Operation; |
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use gamringer\JSONPatch\Operation; |
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use gamringer\JSONPointer\Pointer; |
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use gamringer\JSONPointer; |
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class Test extends Operation implements Atomic |
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{ |
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private $value; |
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public function __construct(string $path, $value) |
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{ |
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$this->assertValueTestability($value); |
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$this->path = $path; |
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$this->value = $value; |
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} |
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public function assertValueTestability($value) |
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{ |
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if (!in_array(gettype($value), ['object', 'array', 'string', 'double', 'integer', 'boolean', 'NULL'])) { |
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throw new Exception('Value is not a valid type'); |
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} |
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} |
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public function apply(Pointer $target) |
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{ |
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try { |
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$targetValue = $target->get($this->path); |
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} catch (JSONPointer\Exception $e) { |
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throw new Exception($e->getMessage(), 0, $e); |
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} |
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$this->assertEquals($this->value, $targetValue); |
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} |
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private function assertEquals($expected, $actual) |
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{ |
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$assertionMethods = [ |
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'object' => 'assertObjectsEquals', |
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'array' => 'assertArraysEquals', |
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'string' => 'assertStringsEquals', |
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'double' => 'assertNumbersEquals', |
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'integer' => 'assertNumbersEquals', |
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'boolean' => 'assertLiteralEquals', |
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'NULL' => 'assertLiteralEquals', |
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]; |
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$type = gettype($expected); |
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$assertionMethodName = $assertionMethods[$type]; |
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$this->$assertionMethodName($expected, $actual); |
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} |
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private function assertStringsEquals($expected, $actual) |
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{ |
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if (gettype($actual) !== 'string') { |
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throw new Exception('Target value is not a string'); |
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} |
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if ($expected !== $actual) { |
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throw new Exception('Target value does not match expected value'); |
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} |
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} |
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private function assertNumbersEquals($expected, $actual) |
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{ |
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if (!in_array(gettype($actual), ['integer', 'double'])) { |
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throw new Exception('Target value is not a number'); |
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} |
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if ($expected != $actual) { |
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throw new Exception('Target value does not match expected value'); |
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} |
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} |
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private function assertLiteralEquals($expected, $actual) |
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{ |
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if (!in_array(gettype($actual), ['boolean', 'NULL'])) { |
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throw new Exception('Target value is not a literal (true, false, null)'); |
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} |
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if ($expected !== $actual) { |
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throw new Exception('Target value does not match expected value'); |
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} |
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} |
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private function assertArraysEquals($expected, $actual) |
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{ |
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if (gettype($actual) !== 'array') { |
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throw new Exception('Target value is not an array'); |
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} |
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if (sizeof($expected) !== sizeof($actual)) { |
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throw new Exception('Target value size does not match expected value size'); |
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} |
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foreach ($expected as $i => $expectedValue) { |
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$this->assertEquals($expectedValue, $actual[$i]); |
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} |
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} |
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private function assertObjectsEquals($expected, $actual) |
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{ |
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if (gettype($actual) !== 'object') { |
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throw new Exception('Target value is not an object'); |
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} |
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if (sizeof(get_object_vars($expected)) !== sizeof(get_object_vars($actual))) { |
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throw new Exception('Target value size does not match expected value size'); |
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} |
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foreach ($expected as $i => $expectedValue) { |
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$this->assertObjectHas($i, $actual); |
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$this->assertEquals($expectedValue, $actual->{$i}); |
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} |
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} |
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private function assertObjectHas($property, $object) |
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{ |
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if (!property_exists($object, $property)) { |
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throw new Exception('Property missing from the target: '.$property); |
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} |
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} |
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public function revert(Pointer $target) |
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{ |
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} |
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public static function fromDecodedJSON($operationContent): self |
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{ |
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self::assertValidOperationContent($operationContent); |
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return new self($operationContent->path, $operationContent->value); |
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} |
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private static function assertValidOperationContent($operationContent) |
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{ |
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if (!property_exists($operationContent, 'path') || !property_exists($operationContent, 'value')) { |
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throw new Operation\Exception('"Test" Operations must contain a "path" and "value" member'); |
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} |
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} |
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public function __toString(): string |
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{ |
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return json_encode([ |
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'op' => Operation::OP_TEST, |
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'path' => $this->path, |
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'value' => $this->value, |
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]); |
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} |
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} |
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gamringer /
JSONPatch
