Created
July 3, 2017 15:53
-
-
Save giopunt/ee76da7c94fc4c8d2872a150ce322297 to your computer and use it in GitHub Desktop.
JS Bin // source https://jsbin.com/honisu
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width"> | |
<title>JS Bin</title> | |
<script src="https://unpkg.com/expect/umd/expect.min.js"></script> | |
</head> | |
<body> | |
<script id="jsbin-javascript"> | |
"use strict"; | |
var counter = function counter(state, action) { | |
if (state === undefined) state = 0; | |
switch (action.type) { | |
case "INCREMENT": | |
return state + 1; | |
case "DECREMENT": | |
return state - 1; | |
default: | |
return state; | |
} | |
return state; | |
}; | |
expect(counter(0, { | |
type: "INCREMENT" | |
})).toEqual(1); | |
expect(counter(1, { | |
type: "INCREMENT" | |
})).toEqual(2); | |
expect(counter(2, { | |
type: "DECREMENT" | |
})).toEqual(1); | |
expect(counter(1, { | |
type: "DECREMENT" | |
})).toEqual(0); | |
expect(counter(1, { | |
type: "SOMETHING_ELSE" | |
})).toEqual(1); | |
console.log("ALL TEST PASSED !!"); | |
</script> | |
<script id="jsbin-source-javascript" type="text/javascript">const counter = (state = 0, action) => { | |
switch(action.type){ | |
case "INCREMENT": | |
return state + 1; | |
case "DECREMENT": | |
return state - 1; | |
default: | |
return state; | |
} | |
return state; | |
} | |
expect( | |
counter(0, { | |
type: "INCREMENT" | |
}) | |
).toEqual(1) | |
expect( | |
counter(1, { | |
type: "INCREMENT" | |
}) | |
).toEqual(2) | |
expect( | |
counter(2, { | |
type: "DECREMENT" | |
}) | |
).toEqual(1) | |
expect( | |
counter(1, { | |
type: "DECREMENT" | |
}) | |
).toEqual(0) | |
expect( | |
counter(1, { | |
type: "SOMETHING_ELSE" | |
}) | |
).toEqual(1) | |
console.log("ALL TEST PASSED !!")</script></body> | |
</html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
"use strict"; | |
var counter = function counter(state, action) { | |
if (state === undefined) state = 0; | |
switch (action.type) { | |
case "INCREMENT": | |
return state + 1; | |
case "DECREMENT": | |
return state - 1; | |
default: | |
return state; | |
} | |
return state; | |
}; | |
expect(counter(0, { | |
type: "INCREMENT" | |
})).toEqual(1); | |
expect(counter(1, { | |
type: "INCREMENT" | |
})).toEqual(2); | |
expect(counter(2, { | |
type: "DECREMENT" | |
})).toEqual(1); | |
expect(counter(1, { | |
type: "DECREMENT" | |
})).toEqual(0); | |
expect(counter(1, { | |
type: "SOMETHING_ELSE" | |
})).toEqual(1); | |
console.log("ALL TEST PASSED !!"); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment