Added Roman Numbers Validator

library/Respect/Validation/Exceptions/RomanException.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Respect\Validation\Exceptions;
+
+class RomanException extends ValidationException
+{
+
+    public static $defaultTemplates = array(
+        self::MODE_DEFAULT => array(
+            self::STANDARD => '{{name}} must be a valid roman number',
+        ),
+        self::MODE_NEGATIVE => array(
+            self::STANDARD => '{{name}} must not be a valid roman number',
+        )
+    );
+
+}
+
+/**
+ * LICENSE
+ *
+ * Copyright (c) 2011, Jean Pimentel.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ *     * Redistributions of source code must retain the above copyright notice,
+ *       this list of conditions and the following disclaimer.
+ *
+ *     * Redistributions in binary form must reproduce the above copyright notice,
+ *       this list of conditions and the following disclaimer in the documentation
+ *       and/or other materials provided with the distribution.
+ *
+ *     * Neither the name of Alexandre Gomes Gaigalas nor the names of its
+ *       contributors may be used to endorse or promote products derived from this
+ *       software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */

library/Respect/Validation/Rules/Roman.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Respect\Validation\Rules;
+
+class Roman extends AbstractRule
+{
+
+    public function validate($input)
+    {
+        if(empty($input))
+            return false;
+            
+        return (bool) preg_match('/^M{0,4}(CM|CD|D?C{0,3})(XC|XL|L?X{0,3})(IX|IV|V?I{0,3})$/', $input);
+    }
+    
+}
+
+/**
+ * LICENSE
+ *
+ * Copyright (c) 2011, Jean Pimentel
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ *     * Redistributions of source code must retain the above copyright notice,
+ *       this list of conditions and the following disclaimer.
+ *
+ *     * Redistributions in binary form must reproduce the above copyright notice,
+ *       this list of conditions and the following disclaimer in the documentation
+ *       and/or other materials provided with the distribution.
+ *
+ *     * Neither the name of Alexandre Gomes Gaigalas nor the names of its
+ *       contributors may be used to endorse or promote products derived from this
+ *       software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */

tests/library/Respect/Validation/Rules/Roman.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Respect\Validation\Rules;
+
+class RomanTest extends \PHPUnit_Framework_TestCase
+{
+
+    protected $romanValidator;
+
+    protected function setUp()
+    {
+        $this->romanValidator = new Roman;
+    }
+
+    /**
+     * @dataProvider providerForRoman
+     *
+     */
+    public function test_valid_romans_should_return_True($input)
+    {
+        $this->assertTrue($this->romanValidator->validate($input));
+        $this->assertTrue($this->romanValidator->assert($input));
+        $this->assertTrue($this->romanValidator->check($input));
+    }
+
+    /**
+     * @dataProvider providerForNotRoman
+     * @expectedException Respect\Validation\Exceptions\RomanException
+     */
+    public function test_invalid_romans_should_throw_RomanException($input)
+    {
+        $this->assertFalse($this->romanValidator->validate($input));
+        $this->assertFalse($this->romanValidator->assert($input));
+    }
+
+    public function providerForRoman()
+    {
+        return array(
+            array('III'),
+            array('IV'),
+            array('VI'),
+            array('XIX'),
+            array('XLII'),
+            array('LXII'),
+            array('CXLIX'),
+            array('CLIII'),
+            array('MCCXXXIV'),
+            array('MMXXIV'),
+            array('MCMLXXV'),
+            array('MMMMCMXCIX'),
+        );
+    }
+
+    public function providerForNotRoman()
+    {
+        return array(
+            array(null),
+            array('IIII'),
+            array('IVVVX'),
+            array('CCDC'), //
+            array('MXM'),
+            array('XIIIIIIII'),
+            array('MIMIMI'),
+        );
+    }
+
+}