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Last active February 27, 2017 16:01
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React, redux, Expect and Deep Freeze // source http://jsbin.com/bihacir
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<script src="https://fb.me/react-0.14.3.min.js"></script>
<script src="https://fb.me/react-dom-0.14.3.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/redux/3.0.4/redux.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-redux/4.0.0/react-redux.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/expect/1.20.2/expect.min.js"></script>
<script src="https://wzrd.in/standalone/deep-freeze@latest"></script>
<title>React, redux, Expect and Deep Freeze</title>
</head>
<body>
<script id="jsbin-javascript">
'use strict';
function testFunction(state, action) {
if (action.type === 'INCREMENT') {
return state + 1;
} else if (action.type === 'DECREMENT') {
return state - 1;
} else {
return state;
}
}
expect(testFunction(0, { type: 'INCREMENT' })).toEqual(1);
expect(testFunction(1, { type: 'INCREMENT' })).toEqual(2);
expect(testFunction(2, { type: 'DECREMENT' })).toEqual(1);
expect(testFunction(1, { type: 'DECREMENT' })).toEqual(0);
expect(testFunction(1, { type: 'SOMETHINGELSE' })).toEqual(1);
console.log('tests passed!');
</script>
<script id="jsbin-source-javascript" type="text/javascript">function testFunction(state, action){
if (action.type === 'INCREMENT') {
return state + 1;
} else if (action.type === 'DECREMENT') {
return state - 1;
} else {
return state;
}
}
expect(
testFunction(0, { type: 'INCREMENT'})
).toEqual(1);
expect(
testFunction(1, { type: 'INCREMENT'})
).toEqual(2);
expect(
testFunction(2, { type: 'DECREMENT'})
).toEqual(1);
expect(
testFunction(1, { type: 'DECREMENT'})
).toEqual(0);
expect(
testFunction(1, { type: 'SOMETHINGELSE'})
).toEqual(1);
console.log('tests passed!');
</script></body>
</html>
Raw
jsbin.bihacir.js
'use strict';
function testFunction(state, action) {
if (action.type === 'INCREMENT') {
return state + 1;
} else if (action.type === 'DECREMENT') {
return state - 1;
} else {
return state;
}
}
expect(testFunction(0, { type: 'INCREMENT' })).toEqual(1);
expect(testFunction(1, { type: 'INCREMENT' })).toEqual(2);
expect(testFunction(2, { type: 'DECREMENT' })).toEqual(1);
expect(testFunction(1, { type: 'DECREMENT' })).toEqual(0);
expect(testFunction(1, { type: 'SOMETHINGELSE' })).toEqual(1);
console.log('tests passed!');
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