1 files changed, 76 insertions, 0 deletions
diff --git a/tests/codeigniter/helpers/number_helper_test.php b/tests/codeigniter/helpers/number_helper_test.php
new file mode 100644
index 000000000..ef6aae138
--- /dev/null
+++ b/tests/codeigniter/helpers/number_helper_test.php
@@ -0,0 +1,76 @@
+<?php
+
+class Number_helper_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		$this->helper('number');
+
+		// Grab the core lang class
+		$lang_cls = $this->ci_core_class('lang');
+
+		// Mock away load, too much going on in there,
+		// we'll just check for the expected parameter
+
+		$lang = $this->getMock($lang_cls, array('load'));
+		$lang->expects($this->once())
+			 ->method('load')
+			 ->with($this->equalTo('number'));
+
+		// Assign the proper language array
+
+		$lang->language = $this->_get_lang('number');
+
+		// We don't have a controller, so just create
+		// a cheap class to act as our super object.
+		// Make sure it has a lang attribute.
+
+		$obj = new stdClass;
+		$obj->lang = $lang;
+		$this->ci_instance($obj);
+	}
+
+	// Quick helper to actually grab the language
+	// file. Consider moving this to ci_testcase?
+	public function _get_lang($name)
+	{
+		require BASEPATH.'language/english/'.$name.'_lang.php';
+		return $lang;
+	}
+
+	public function test_byte_format()
+	{
+		$this->assertEquals('456 Bytes', byte_format(456));
+	}
+
+	public function test_kb_format()
+	{
+		$this->assertEquals('4.5 KB', byte_format(4567));
+	}
+
+	public function test_kb_format_medium()
+	{
+		$this->assertEquals('44.6 KB', byte_format(45678));
+	}
+
+	public function test_kb_format_large()
+	{
+		$this->assertEquals('446.1 KB', byte_format(456789));
+	}
+
+	public function test_mb_format()
+	{
+		$this->assertEquals('3.3 MB', byte_format(3456789));
+	}
+
+	public function test_gb_format()
+	{
+		$this->assertEquals('1.8 GB', byte_format(1932735283.2));
+	}
+
+	public function test_tb_format()
+	{
+		$this->assertEquals('112,283.3 TB', byte_format(123456789123456789));
+	}
+
+}
+\ No newline at end of file