class DataConvertTest

class DataConvertTest extends RulesIntegrationTestBase {
    
    /**
     * The action to be tested.
     *
     * @var \Drupal\rules\Core\RulesActionInterface
     */
    protected $action;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->action = $this->actionManager
            ->createInstance('rules_data_convert');
    }
    
    /**
     * Test the conversion and rounding to integer.
     *
     * @covers ::execute
     */
    public function testConvertToInteger() {
        $value = 1.5;
        // Test the conversion to integer.
        $converted = $this->executeAction($value, 'integer');
        $this->assertIsInt($converted->getValue());
        $this->assertEquals('integer', $converted->getDataDefinition()
            ->getDataType());
        // Test the conversion to integer and floor down.
        $converted = $this->executeAction($value, 'integer', 'down');
        $this->assertIsInt($converted->getValue());
        $this->assertEquals(1, $converted->getValue());
        $this->assertEquals('integer', $converted->getDataDefinition()
            ->getDataType());
        // Test the conversion to integer and ceil up.
        $converted = $this->executeAction($value, 'integer', 'up');
        $this->assertIsInt($converted->getValue());
        $this->assertEquals('integer', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals(2, $converted->getValue());
        // Test the conversion to integer and round.
        $converted = $this->executeAction($value, 'integer', 'round');
        $this->assertIsInt($converted->getValue());
        $this->assertEquals('integer', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals(2, $converted->getValue());
        $converted = $this->executeAction('+123', 'integer');
        $this->assertIsInt($converted->getValue());
        $this->assertEquals('integer', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals(123, $converted->getValue());
    }
    
    /**
     * Test the conversion to float.
     *
     * @covers ::execute
     */
    public function testConvertToFloat() {
        $value = '1.5';
        $converted = $this->executeAction($value, 'float');
        $this->assertIsFloat($converted->getValue());
        $this->assertEquals('float', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals(1.5, $converted->getValue());
        $converted = $this->executeAction('+1.5', 'float');
        $this->assertIsFloat($converted->getValue());
        $this->assertEquals('float', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals(1.5, $converted->getValue());
    }
    
    /**
     * Test the conversion to text.
     *
     * @covers ::execute
     */
    public function testConvertToString() {
        // Test the conversion to test/string.
        $value = 1.5;
        $converted = $this->executeAction($value, 'string');
        $this->assertIsString($converted->getValue());
        $this->assertEquals('string', $converted->getDataDefinition()
            ->getDataType());
        $this->assertEquals('1.5', $converted->getValue());
    }
    
    /**
     * Test the behavior if nonsense context values is set.
     *
     * @covers ::execute
     */
    public function testInvalidValueException() {
        // Set the expected exception class and message.
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage('Only scalar values are supported.');
        $this->executeAction([
            'some-array',
        ], 'integer');
    }
    
    /**
     * Test the behavior if rounding behavior is used with non integers.
     *
     * @covers ::execute
     */
    public function testInvalidRoundingBehavior() {
        // Set the expected exception class and message.
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage('A rounding behavior only makes sense with an integer target type.');
        $converted = $this->executeAction('some', 'decimal', 'down');
        $this->assertIsFloat($converted->getValue());
        $this->assertEquals('float', $converted->getDataDefinition()
            ->getDataType());
    }
    
    /**
     * Test the behavior if nonsense rounding_behaviors is set.
     *
     * @covers ::execute
     */
    public function testInvalidRoundingBehaviorException() {
        // Set the expected exception class and message.
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage('Unknown rounding behavior: invalid rounding');
        $value = 5.5;
        $rounding_behavior = 'invalid rounding';
        $this->executeAction($value, 'integer', $rounding_behavior);
    }
    
    /**
     * Test the behavior if nonsense target_type is set.
     *
     * @covers ::execute
     */
    public function testInvalidTargetTypeException() {
        // Set the expected exception class and message.
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage('Unknown target type: invalid type');
        $value = 5.5;
        $target_type = 'invalid type';
        $this->executeAction($value, $target_type);
    }
    
    /**
     * Test that the provided context variable is the correct type.
     *
     * @covers ::refineContextDefinitions
     */
    public function testRefiningContextDefinitions() {
        // Before context refinement, conversion_result data type defaults to 'any'.
        $this->assertEquals('any', $this->action
            ->getProvidedContextDefinition('conversion_result')
            ->getDataType());
        $this->action
            ->setContextValue('target_type', 'date_iso8601');
        $this->action
            ->refineContextDefinitions([]);
        // After context refinement, data type is whatever we set target_type to.
        $this->assertEquals('date_iso8601', $this->action
            ->getProvidedContextDefinition('conversion_result')
            ->getDataType());
    }
    
    /**
     * Shortcut method to execute the convert action and to avoid duplicate code.
     *
     * @param mixed $value
     *   The value to be converted.
     * @param string $target_type
     *   The target type $value should be converted to.
     * @param null|string $rounding_behavior
     *   Definition for the rounding direction.
     *
     * @return \Drupal\Core\TypedData\TypedDataInterface
     *   The raw conversion result as a typed data object.
     */
    protected function executeAction($value, $target_type, $rounding_behavior = NULL) {
        $this->action
            ->setContextValue('value', $value);
        $this->action
            ->setContextValue('target_type', $target_type);
        if (!empty($rounding_behavior)) {
            $this->action
                ->setContextValue('rounding_behavior', $rounding_behavior);
        }
        $this->action
            ->refineContextDefinitions([]);
        $this->action
            ->execute();
        $result = $this->action
            ->getProvidedContext('conversion_result');
        return $result->getContextData();
    }

}