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Simple Java Unit TestingSimple Java Unit Testing

with JUnit 4 and Netbeanswith JUnit 4 and Netbeans6.16.1Kiki Ahmadi

 JUG-Bnek

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!hat is Unit Testing!hat is Unit Testing

"ethd # testing that ve$i%esthe individ&al &nits # the 'de isw$king p$pe$l( )!ikipedia*.

 Test the smallest &nit in s&$'e'de

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Unit Testing in JavaUnit Testing in Java

/ mst &sed testing #$amew$k in 0ava

◦ J&nit

◦ TestNG This time we &sed J&nit be'a&se

its embedded in netbeans 6.1.

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!hat is J&nit!hat is J&nit

s a &nit test #$amew$k in 0ava2evelped b( Kent Be'k and 3$i'h

Gamma

!idel( &sed and 'mmnl( be'mestanda$d &nit test #$amew$k

s pa$t # Unit #amil(. Unit is a

p$ted J&nit #$ va$i&s lang&age.◦ 5&nit )5*

◦ N&nit).N3T*

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Simple JUnitSimple JUnit

$eate test 'lass and test 'ase.Use an asse$t methd #$

ens&$ing methd &tp&t

◦ asse$t37&als)*

◦ asse$tT$&e)*

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an be invked man&all( b($&nning the test 'lass $a&tmated b( &sing ant s'$ipt

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 J&nit in Netbeans 6.1 J&nit in Netbeans 6.1

 8& dn9t need t lad the 0a$int netbeans p$0e't.

B( de#a&lt the 0a$ is embedded in

test liba$a$( #lde$And als netbeans has test 'lass

and test 'ase 'de gene$atin

men&

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:ets 2 The de:ets 2 The de

:ets sta$t with heating &p &$Netbeans 6.1 and '$eate new 0avap$0e't.

"ake a simple 'lass having bth$et&$n val&ed and vid methd.

:et the $et&$n val&ed methd dsimple p$'ess #$ eample additin$ s&bst$a'tin.

 J&st p$int smething in the vidmethd.

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Simple"ath.0avaSimple"ath.0ava

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$eate Unit Test$eate Unit Test

hse this men& in netbeans◦ Tls ; $eate J&nit Test

<$ 0&st simpl( p$ess t$l = Shi#t = U.

A windw dialg&e will appea$>'hse s&itable ptins.

<$ (& 'an leave it as is. :ike

&s&all( d

. Test 'ase will a&tmati'all( b&ild

inside the test pa'kage #lde$.

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Unit Test "en&Unit Test "en&

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Unit Test !indwUnit Test !indw

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Simple"athTest.0avaSimple"athTest.0ava

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Unit TestingUnit Testing

Assign the va$iable val&e #$ thetest 'ase.

?emve the #ail)* methd in

$et&$n val&ed methd test.?&n the test 'lass &sing Shi#t =

@6.

See the test $es&lt

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 Test ?es&lt Test ?es&lt

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 Thank 8& Thank 8&

5ave a ni'e &nit testing da( #lks