<?php

namespace SilverStripe\ORM\Tests;

use SilverStripe\ORM\ValidationResult;
use SilverStripe\ORM\ValidationException;
use SilverStripe\Dev\SapphireTest;

class ValidationExceptionTest extends SapphireTest
{
	/**
	 * Test that ValidationResult object can correctly populate a ValidationException
	 */
	public function testCreateFromValidationResult() {
		$result = new ValidationResult();
		$result->addError('Not a valid result');

		$exception = new ValidationException($result);

		$this->assertEquals(0, $exception->getCode());
		$this->assertEquals('Not a valid result', $exception->getMessage());
		$this->assertFalse($exception->getResult()->isValid());
		$this->assertContains([
		    'message' => 'Not a valid result',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());

	}

	/**
	 * Test that ValidationResult object with multiple errors can correctly
	 * populate a ValidationException
	 */
	public function testCreateFromComplexValidationResult() {
		$result = new ValidationResult();
		$result
            ->addError('Invalid type')
            ->addError('Out of kiwis');
		$exception = new ValidationException($result);

		$this->assertEquals(0, $exception->getCode());
		$this->assertEquals('Invalid type', $exception->getMessage());
		$this->assertEquals(false, $exception->getResult()->isValid());
		$this->assertContains([
		    'message' => 'Invalid type',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());
        $this->assertContains([
            'message' => 'Out of kiwis',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());
	}

	/**
	 * Test that a ValidationException created with no contained ValidationResult
	 * will correctly populate itself with an inferred version
	 */
	public function testCreateFromMessage() {
		$exception = new ValidationException('Error inferred from message', E_USER_ERROR);

		$this->assertEquals(E_USER_ERROR, $exception->getCode());
		$this->assertEquals('Error inferred from message', $exception->getMessage());
		$this->assertFalse($exception->getResult()->isValid());
		$this->assertContains([
		    'message' => 'Error inferred from message',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());
	}

	/**
	 * Test that ValidationException can be created with both a ValidationResult
	 * and a custom message
	 */
	public function testCreateWithComplexValidationResultAndMessage() {
		$result = new ValidationResult();
		$result->addError('A spork is not a knife')
				->addError('A knife is not a back scratcher');
		$exception = new ValidationException($result, E_USER_WARNING);

		$this->assertEquals(E_USER_WARNING, $exception->getCode());
		$this->assertEquals('A spork is not a knife', $exception->getMessage());
		$this->assertEquals(false, $exception->getResult()->isValid());
		$this->assertContains([
		    'message' => 'A spork is not a knife',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());
        $this->assertContains([
            'message' => 'A knife is not a back scratcher',
            'messageCast' => ValidationResult::CAST_TEXT,
            'messageType' => ValidationResult::TYPE_ERROR,
            'fieldName' => null,
        ], $exception->getResult()->getMessages());
	}

	/**
	 * Test combining validation results together
	 */
	public function testCombineResults(){
		$result = new ValidationResult();
		$anotherresult = new ValidationResult();
		$yetanotherresult = new ValidationResult();
		$anotherresult->addError("Eat with your mouth closed", 'bad', "EATING101");
		$yetanotherresult->addError("You didn't wash your hands", 'bad', "BECLEAN", false);

		$this->assertTrue($result->isValid());
		$this->assertFalse($anotherresult->isValid());
		$this->assertFalse($yetanotherresult->isValid());

		$result->combineAnd($anotherresult)
				->combineAnd($yetanotherresult);
		$this->assertFalse($result->isValid());
		$this->assertEquals(
		    [
                'EATING101' => [
                    'message' => 'Eat with your mouth closed',
                    'messageType' => 'bad',
                    'messageCast' => ValidationResult::CAST_TEXT,
                    'fieldName' => null,
                ],
                'BECLEAN' => [
                    'message' => 'You didn\'t wash your hands',
                    'messageType' => 'bad',
                    'messageCast' => ValidationResult::CAST_HTML,
                    'fieldName' => null,
                ],
            ],
            $result->getMessages()
        );
	}

	/**
	 * Test that a ValidationException created with no contained ValidationResult
	 * will correctly populate itself with an inferred version
	 */
	public function testValidationResultAddMethods() {
		$result = new ValidationResult();
		$result->addMessage('A spork is not a knife', 'bad');
		$result->addError('A knife is not a back scratcher');
		$result->addFieldMessage('Title', 'Title is good', 'good');
		$result->addFieldError('Content', 'Content is bad', 'bad');


		$this->assertEquals([
		    [
		        'fieldName' => null,
		        'message' => 'A spork is not a knife',
				'messageType' => 'bad',
				'messageCast' => ValidationResult::CAST_TEXT,
            ],
            [
		        'fieldName' => null,
                'message' => 'A knife is not a back scratcher',
				'messageType' => 'error',
				'messageCast' => ValidationResult::CAST_TEXT,
            ],
			[
			    'fieldName' => 'Title',
				'message' => 'Title is good',
				'messageType' => 'good',
				'messageCast' => ValidationResult::CAST_TEXT,
			],
			[
			    'fieldName' => 'Content',
				'message' => 'Content is bad',
				'messageType' => 'bad',
				'messageCast' => ValidationResult::CAST_TEXT,
			]
		], $result->getMessages());
	}

}