[Argil-svn] SF.net SVN: argil: [532] branches/experimental

[<tsw...@us...>]

Revision: 532
          http://argil.svn.sourceforge.net/argil/?rev=532&view=rev
Author:   tswicegood
Date:     2007-05-25 16:35:50 -0700 (Fri, 25 May 2007)

Log Message:
-----------
Add in a camel caps to underscore converter

Added Paths:
-----------
    branches/experimental/src/Argil/Util/Template/
    branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore/
    branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore/Exception.php
    branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore.php
    branches/experimental/tests/Argil/Util/Template/
    branches/experimental/tests/Argil/Util/Template/CamelCapsToUnderscoreTest.php

Added: branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore/Exception.php
===================================================================
--- branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore/Exception.php	                        (rev 0)
+++ branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore/Exception.php	2007-05-25 23:35:50 UTC (rev 532)
@@ -0,0 +1,6 @@
+<?php
+
+class Argil_Util_Template_CamelCapsToUnderscore_Exception extends Exception
+{
+	
+}
\ No newline at end of file

Added: branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore.php
===================================================================
--- branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore.php	                        (rev 0)
+++ branches/experimental/src/Argil/Util/Template/CamelCapsToUnderscore.php	2007-05-25 23:35:50 UTC (rev 532)
@@ -0,0 +1,21 @@
+<?php
+
+require_once 'Argil/Util/Template/CamelCapsToUnderscore/Exception.php';
+
+class Argil_Util_Template_CamelCapsToUnderscore
+{
+	private $value = 'camel_caps';
+	
+	public function __construct($string)
+	{
+		if (!is_string($string) || empty($string)) {
+			throw new Argil_Util_Template_CamelCapsToUnderscore_Exception();
+		}
+		$this->value = strtolower(preg_replace('/(.)([A-Z])/', '$1_$2', $string));
+	}
+	
+	public function __toString()
+	{
+		return $this->value;
+	}
+}
\ No newline at end of file

Added: branches/experimental/tests/Argil/Util/Template/CamelCapsToUnderscoreTest.php
===================================================================
--- branches/experimental/tests/Argil/Util/Template/CamelCapsToUnderscoreTest.php	                        (rev 0)
+++ branches/experimental/tests/Argil/Util/Template/CamelCapsToUnderscoreTest.php	2007-05-25 23:35:50 UTC (rev 532)
@@ -0,0 +1,58 @@
+<?php
+
+require_once dirname(__FILE__) . '/../../../config.php';
+require_once 'Argil/Util/Template/CamelCapsToUnderscore.php';
+
+class Argil_Util_Template_CamelCapsToUnderscoreTest extends UnitTestCase
+{
+	public function testConvertsCamelCapsToUnderscoredStrings()
+	{
+		$template = new Argil_Util_Template_CamelCapsToUnderscore('CamelCaps');
+		$this->assertEqual((string)$template, 'camel_caps');
+		unset($template);
+		
+		$template = new Argil_Util_Template_CamelCapsToUnderscore('CamelCapsButLonger');
+		$this->assertEqual((string)$template, 'camel_caps_but_longer');
+	}
+	
+	public function testRequiresANonEmptyStringAsOnlyParameterInConstruct()
+	{
+		new Argil_Util_Template_CamelCapsToUnderscore('non-empty');
+		$this->pass('exception not thrown');
+		
+		try {
+			new Argil_Util_Template_CamelCapsToUnderscore('');
+			$this->fail('exception not caught');
+		} catch(Argil_Util_Template_CamelCapsToUnderscore_Exception $e) {
+			$this->pass('exception caught');
+		}
+		
+		try {
+			new Argil_Util_Template_CamelCapsToUnderscore(1);
+			$this->fail('exception not caught');
+		} catch(Argil_Util_Template_CamelCapsToUnderscore_Exception $e) {
+			$this->pass('exception caught');
+		}
+		
+		try {
+			new Argil_Util_Template_CamelCapsToUnderscore(array());
+			$this->fail('exception not caught');
+		} catch(Argil_Util_Template_CamelCapsToUnderscore_Exception $e) {
+			$this->pass('exception caught');
+		}
+		
+		try {
+			new Argil_Util_Template_CamelCapsToUnderscore(123.321);
+			$this->fail('exception not caught');
+		} catch(Argil_Util_Template_CamelCapsToUnderscore_Exception $e) {
+			$this->pass('exception caught');
+		}
+		
+		try {
+			new Argil_Util_Template_CamelCapsToUnderscore($this);
+			$this->fail('exception not caught');
+		} catch(Argil_Util_Template_CamelCapsToUnderscore_Exception $e) {
+			$this->pass('exception caught');
+		}
+	}
+}
\ No newline at end of file


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