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Warning

WARNING

  • These slides are not optimized for printing or exam preparation. These are for lecture delivery only.

  • These slides are made for PowerPoint 2010. They may not show up well on other PowerPoint versions. You can download PowerPoint 2010 viewer from here.

  • These slides contain a lot of animations. For optimal results, watch in slideshow mode.


Extra 100 fish

How long will they take to catch all fish?

Less than 1 hour

Around 1 hour

About 100 hours

Forever

[Extra] 100 fish

If 100 people trying to catch 100 piranha fish in a lake. On average, one person can catch one fish within 1 hour

fish {a|b|c|d}

e.g. fish c

77577OR tinyurl.com/answerpost


Extra 100 fish1

[Extra] 100 fish


System testing

System testing

SUT


System testing1

System testing

SUT


System testing2

System testing

SUT


Extra who wants maximum publicity

[Extra] who wants maximum publicity

Do you want maximum publicity for your mistakes?


Extra who wants maximum publicity1

[Extra] who wants maximum publicity

Do you want maximum publicity for your mistakes?


Warning

Never too early to test:

An Introduction to Early Developer Testing

CS2103/T, Lecture 4, Part 2, [Feb 7, 2014]


Warning

MSLogic

History

UI

MSLogic

History

UI

Storage

Unit testing

Storage


Warning

MSLogic

History

UI

MSLogic

History

UI

Storage

Unit testing

Storage


Warning

Unit testing

SUT

UI

MSLogic

History

Storage


Warning

Unit testing

SUT

UI

MSLogic

History

Storage


Warning

Unit testing

Test Driver

SUT

Stub

UI

MSLogic

History

Stub

Storage


Warning

Unit testing

Test Driver

SUT

Stub

UI

MSLogic

History

Stub

Storage

String retrieveFromDatabasse (intkey){

if(key==1) return “Item for key 1”;

if(key==2) return “Item for key 2”;


Warning

Unit testing

Test Driver

SUT==MSLogic

Stub

UI

MSLogic

History

Stub

Storage

String item = msLogic.getItem(1);

if(!item.equals(“Item1”) print(“Case 1 failed”);


Warning

Unit testing

Test Driver

SUT==MSLogic

Stub

UI

MSLogic

History

Stub

Storage

String item = msLogic.getItem(1);

if(!item.equals(“Item1”) print(“Case 1 failed”);


Warning

String item = msLogic.getItem(1);

if(!item.equals(“Item1”) print(“Case 1 failed”);

assertEquals(msLogic.getItem(1), “Item1”);

JUnit (Java)

Visual Studio Native Tests (C++)

Testing frameworks


Warning

UI

MSLogic

History

Storage

Unit testing


Warning

UI

MSLogic

History

Storage

Unit testing


Warning

UI

MSLogic

History

Storage

Integration testing


Warning

UI

MSLogic

History

Storage

Integration testing


Warning

UI

MSLogic

History

Storage

Integration testing


Warning

SUT

Test-Driven Development (TDD)


Warning

Write a failing test

Write code to pass test

Test-Driven Development (TDD)


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java

Clementi true

Novena  true

Eunos true

Changi false

Clementi --- Eunos

Eunos --- Novena


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

CityConnect.java


Warning

CityConnectTest.java

Note: more test cases required.

CityConnect.java


Warning

Write a failing test

Write code to pass test

Test-Driven Development (TDD)


Warning

75,000 Lines of Code

70+ developers


Warning

Automated tests


Extra mozilla patch policy

[extra] Mozilla patch policy


Warning

When the system test fails...


Warning

Must have automated developer tests!


Warning

It can save your career.

Must do developer testing

Can do in TDD fashion

Only system testing? NO

Use automated test driver frameworks


Warning

↙ ?

Should do this too

Everyone should do some

Do in CE2,

Optional in project

Use these


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