<s>
Progress	O
Telerik	B-Application
Test	B-Application
Studio	I-Application
is	O
a	O
Windows-based	O
software	B-Application
test	I-Application
automation	I-Application
tool	O
for	O
web	O
and	O
desktop	O
that	O
supports	O
functional	B-Application
testing	I-Application
,	O
software	O
performance	O
testing	O
,	O
load	O
testing	O
and	O
RESTful	O
API	B-General_Concept
testing	O
developed	O
by	O
Telerik	B-Application
.	O
</s>
<s>
The	O
tool	O
ships	O
with	O
a	O
plugin	O
for	O
Visual	B-Application
Studio	I-Application
and	O
a	O
standalone	O
app	O
that	O
use	O
the	O
same	O
repositories	B-General_Concept
and	O
file	O
formats	O
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
supports	O
HTML	B-Language
,	O
AJAX	B-Device
,	O
Silverlight	B-Application
,	O
ASP.NET	B-Language
MVC	I-Language
,	O
JavaScript	B-Language
,	O
WPF	B-Device
,	O
Angular	B-Language
,	O
React	B-Application
,	O
ASP.NET	B-Application
AJAX	I-Application
,	O
ASP.NET	B-Application
Core	I-Application
,	O
and	O
Blazor	B-Operating_System
.	O
</s>
<s>
Any	O
application	O
that	O
runs	O
on	O
.NET	O
5	O
,	O
.NET	O
Core	O
,	O
.NET	O
6	O
or	O
higher	O
can	O
be	O
automated	O
with	O
Test	B-Application
Studio	I-Application
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
supports	O
cross-browser	B-Architecture
testing	O
for	O
Internet	B-Application
Explorer	I-Application
,	O
Firefox	B-Application
,	O
Microsoft	B-Application
Edge	I-Application
,	O
and	O
Chrome	B-Application
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
's	O
standalone	O
IDE	O
comes	O
with	O
an	O
integrated	O
visual	O
record	O
and	O
playback	O
test	O
recorder	O
that	O
allows	O
users	O
to	O
create	O
test	O
steps	O
based	O
on	O
mouse-click	O
interaction	O
with	O
the	O
UI	O
elements	O
in	O
the	O
browser	O
.	O
</s>
<s>
Automated	B-Application
test	I-Application
cases	O
can	O
be	O
further	O
enhanced	O
through	O
going	O
into	O
the	O
test	O
script	O
and	O
performing	O
advanced	O
in-code	O
actions	O
.	O
</s>
<s>
The	O
Visual	B-Application
Studio	I-Application
extension	O
allows	O
users	O
to	O
use	O
Test	B-Application
Studio	I-Application
's	O
automation	O
features	O
within	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
.	O
</s>
<s>
The	O
tool	O
provides	O
test	B-Application
automation	I-Application
support	O
for	O
web	O
and	O
desktop	O
applications	O
-	O
Silverlight	B-Application
,	O
WPF	B-Device
,	O
AJAX	B-Device
,	O
HTML	B-Language
,	O
WPF	B-Device
,	O
and	O
MVC	O
,	O
JavaScript	B-Language
calls	O
,	O
dynamic	O
page	O
synchronization	O
,	O
client-side	O
behaviors	O
,	O
as	O
well	O
as	O
support	O
for	O
Visual	B-Application
Studio	I-Application
2010	O
and	O
2012	O
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
's	O
API	B-General_Concept
testing	O
allows	O
testing	O
REST	O
protocols	O
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
supports	O
the	O
creation	O
of	O
verifications	O
against	O
all	O
common	O
API	B-General_Concept
requests	O
based	O
on	O
point	O
and	O
click	O
.	O
</s>
<s>
Load	O
Testing	O
Existing	O
Test	B-Application
Studio	I-Application
functional	B-Application
tests	I-Application
or	O
Fiddler	B-Application
logs	O
can	O
be	O
used	O
to	O
create	O
load	O
tests	O
.	O
</s>
<s>
Test	B-Application
Studio	I-Application
's	O
load	O
agents	O
are	O
making	O
use	O
of	O
multi-core	O
,	O
hyper	O
threaded	O
CPUs	O
in	O
order	O
to	O
generate	O
a	O
high	O
user	O
load	O
.	O
</s>
<s>
Responsive	O
Web	O
Testing	O
Test	B-Application
Studio	I-Application
supports	O
testing	O
of	O
responsive	O
web	O
applications	O
to	O
check	O
the	O
UI	O
under	O
test	O
against	O
different	O
form	O
factors	O
.	O
</s>
<s>
Some	O
of	O
Test	B-Application
Studio	I-Application
's	O
features	O
include	O
:	O
</s>
