<s>
QUnit	B-Language
is	O
a	O
JavaScript	B-Language
unit	O
testing	O
framework	O
.	O
</s>
<s>
Originally	O
developed	O
for	O
testing	O
jQuery	B-Language
,	O
jQuery	B-Language
UI	I-Language
and	O
jQuery	B-Language
Mobile	I-Language
,	O
it	O
is	O
a	O
generic	O
framework	O
for	O
testing	O
any	O
JavaScript	B-Language
code	O
.	O
</s>
<s>
It	O
supports	O
client-side	B-Operating_System
environments	O
in	O
web	O
browsers	O
,	O
and	O
server-side	O
(	O
e.g.	O
</s>
<s>
Node.js	B-Language
)	O
.	O
</s>
<s>
QUnit	B-Language
's	O
assertion	O
methods	O
follow	O
the	O
CommonJS	B-Language
unit	O
testing	O
specification	O
,	O
which	O
itself	O
was	O
influenced	O
to	O
some	O
degree	O
by	O
QUnit	B-Language
.	O
</s>
<s>
John	O
Resig	O
originally	O
developed	O
QUnit	B-Language
as	O
part	O
of	O
jQuery	B-Language
.	O
</s>
<s>
In	O
2008	O
it	O
was	O
extracted	O
from	O
the	O
jQuery	B-Language
unit	O
test	O
code	O
to	O
form	O
its	O
project	O
and	O
became	O
known	O
as	O
"	O
QUnit	B-Language
"	O
.	O
</s>
<s>
While	O
the	O
initial	O
version	O
of	O
QUnit	B-Language
used	O
jQuery	B-Language
for	O
interaction	O
with	O
the	B-General_Concept
DOM	I-General_Concept
,	O
a	O
rewrite	O
in	O
2009	O
made	O
QUnit	B-Language
completely	O
standalone	O
.	O
</s>
<s>
QUnit.module(string )	O
-	O
Defines	O
a	O
module	O
,	O
a	O
grouping	O
of	O
one	O
or	O
more	O
tests	O
.	O
</s>
<s>
QUnit.test(string, function )	O
-	O
Defines	O
a	O
test	O
.	O
</s>
<s>
QUnit	B-Language
uses	O
a	O
set	O
of	O
assertion	O
method	O
to	O
provide	O
semantic	O
meaning	O
in	O
unit	O
tests	O
:	O
</s>
