better-testing

PhamePostSubtitleTransaction.php
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			<?php

			final class PhamePostSubtitleTransaction
			extends PhamePostTransactionType {

			const TRANSACTIONTYPE = 'phame.post.subtitle';

			public function generateOldValue($object) {
			return $object->getSubtitle();
			}

			public function applyInternalEffects($object, $value) {
			$object->setSubtitle($value);
			}

			public function getTitle() {
			$old = $this->getOldValue();
			if ($old === null) {
			return pht(
			'%s set this post\'s subtitle to "%s".',
			$this->renderAuthor(),
			$this->renderNewValue());
			} else {
			return pht(
			'%s updated the post\'s subtitle to "%s".',
			$this->renderAuthor(),
			$this->renderNewValue());
			}
			}

			public function getTitleForFeed() {
			$old = $this->getOldValue();
			if ($old === null) {
			return pht(
			'%s set the subtitle for %s.',
			$this->renderAuthor(),
			$this->renderObject());
			} else {
			return pht(
			'%s updated the subtitle for %s.',
			$this->renderAuthor(),
			$this->renderObject());
			}
			}

			public function validateTransactions($object, array $xactions) {
			$errors = array();

			$max_length = $object->getColumnMaximumByteLength('subtitle');
			foreach ($xactions as $xaction) {
			$new_value = $xaction->getNewValue();
			$new_length = strlen($new_value);
			if ($new_length > $max_length) {
			$errors[] = $this->newInvalidError(
			pht('The subtitle can be no longer than %s characters.',
			new PhutilNumber($max_length)));
			}
			}

			return $errors;
			}

			}