Protractor training
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Protractor.js End to End testing Global Logic
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Protractor.jsEnd to End testing
Global Logic
Lets Learn
Bad Experience
BE
Reflection
R
Theoretical Base
TB
Practice
P
Fairy Tail about karma
Huge testsNo
Agreements
No Abstractions
“Should”
Copy/Paste
How it connects
Tests
Jasmine
ProtractorWeb
DriverJS
Explorer
Mozilla
Firefox
ChromeSelenium
InternetNode.js
Node.js
• Blocks execution
• Runs immediately and return result
• Good for working with data in memory
Synchronous
• Adds new event in the loop
• Runs after all synchronous operations are executed.
• Good for heavy operations like database or filesystem access
Asynchronous
Promise
asynchrony
try/catch
map
chaining
Abstraction of asynchrony
???By the way, everything is a Promise
Why does it look syncronous?
W
C O N T R O LL
F
Protractor provides...
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3
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5
ElemenFinder1
ElementArrayFinder
Waiters for Angular $http and $timeout
Mock modules
Search by css, xpath, repeater, etc
What E2E testing is about?
Page Object pattern
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3
4
5
Hides implementation details1
Maintainable
Reusable
Simplify tests
Extendable
Keep in mind
If you have WebDriver APIs in your test
methods, You're Doing It Wrong
© Simon Stewart
Page decomposition
Page “primitives”
Section methods
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field(name)1
hasErrorOn(fieldName)
ensure(state, expected).otherwise(act)
try(action)
errorFor(fieldName)
OK, but how to organize code?test/e2e├── config├── lib│ ├── section│ │ ├── behavior│ │ └── field│ ├── page.js│ └── section.js├── features│ ├── login│ └── channels├── shared-specs│ ├── toolbars│ └── validators└── support └── login.js
What we have learned
Simplicity is prerequisite of reliability
© Edsger Dijkstra
