Passing empty string in [\'error\'] behaved like false, now will behave like any other string

Author: ceeram

cake/libs/view/helpers/form.php

@@ -512,7 +512,7 @@ function error($field, $text = null, $options = array()) {
 				unset($options[$error]);
 			}
 
-			if ($text != null) {
+			if ($text !== null) {
 				$error = $text;
 			} elseif (is_numeric($error)) {
 				$error = sprintf(__('Error in field %s', true), Inflector::humanize($this->field()));

cake/tests/cases/libs/view/helpers/form.test.php

@@ -1325,6 +1325,34 @@ function testPasswordValidation() {
 		$this->assertTags($result, $expected);
 	}
 
+/**
+ * testEmptyErrorValidation method
+ *
+ * test validation error div
+ *
+ * @access public
+ * @return void
+ */
+	function testEmptyErrorValidation() {
+		$this->Form->validationErrors['Contact']['password'] = 'Please provide a password';
+		$result = $this->Form->input('Contact.password', array('error' => ''));
+		$expected = array(
+			'div' => array('class' => 'input password error'),
+			'label' => array('for' => 'ContactPassword'),
+			'Password',
+			'/label',
+			'input' => array(
+				'type' => 'password', 'name' => 'data[Contact][password]',
+				'id' => 'ContactPassword', 'class' => 'form-error'
+			),
+			array('div' => array('class' => 'error-message')),
+			array(),
+			'/div',
+			'/div'
+		);
+		$this->assertTags($result, $expected);
+	}
+
 /**
  * testFormValidationAssociated method
  *
@@ -5804,7 +5832,7 @@ public function testCreateOnSubmit() {
 
 		$expected = array(
 			'form' => array(
-				'id' => 'ContactAddForm', 'method' => 'post', 
+				'id' => 'ContactAddForm', 'method' => 'post',
 				'onsubmit' => 'someFunction();event.returnValue = false; return false;',
 				'action' => '/contacts/index/param',
 				'accept-charset' => 'utf-8'