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Copy pathindex.js
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128 lines (101 loc) · 2.32 KB
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var test = require('../util/test')(__filename);
var sortBy = require('../../packages/array-sort-by');
test('produces a new sorted array', function(t) {
t.plan(2);
var arr = [10, 1, 5, 20, 15, 35, 30, 6, 8];
var copied = arr.slice();
t.deepEqual(
sortBy(arr),
[1, 5, 6, 8, 10, 15, 20, 30, 35]
);
t.deepEqual(arr, copied);
t.end();
});
test('sort array of objects using the key passed by parameter', function(t) {
t.plan(3);
var users = [
{user: 'fabio', age: 34},
{user: 'max', age: 29},
{user: 'zacarias', age: 44},
{user: 'robert', age: 28},
{user: 'klaus', age: 38},
];
var copied = users.slice();
t.deepEqual(
sortBy(users, 'age'),
[
{user: 'robert', age: 28},
{user: 'max', age: 29},
{user: 'fabio', age: 34},
{user: 'klaus', age: 38},
{user: 'zacarias', age: 44},
]
);
t.deepEqual(
sortBy(users, 'user'),
[
{user: 'fabio', age: 34},
{user: 'klaus', age: 38},
{user: 'max', age: 29},
{user: 'robert', age: 28},
{user: 'zacarias', age: 44},
]
);
t.deepEqual(users, copied);
t.end();
});
test('sort array of objects using the callback function passed by parameter', function(t) {
t.plan(3);
var users = [
{user: 'fabio', age: 34},
{user: 'max', age: 29},
{user: 'zacarias', age: 44},
{user: 'robert', age: 28},
{user: 'klaus', age: 38},
];
var copied = users.slice();
t.deepEqual(
sortBy(users, f
6087
unction(o) {return o.age;}),
[
{user: 'robert', age: 28},
{user: 'max', age: 29},
{user: 'fabio', age: 34},
{user: 'klaus', age: 38},
{user: 'zacarias', age: 44},
]
);
t.deepEqual(
sortBy(users, function(o) {return o.user;}),
[
{user: 'fabio', age: 34},
{user: 'klaus', age: 38},
{user: 'max', age: 29},
{user: 'robert', age: 28},
{user: 'zacarias', age: 44},
]
);
t.deepEqual(users, copied);
t.end();
});
test('invalid', function(t) {
t.plan(6);
t.throws(function() {
sortBy();
});
t.throws(function() {
sortBy(null);
});
t.throws(function() {
sortBy({});
});
t.throws(function() {
sortBy([], 1);
});
t.throws(function() {
sortBy([1, 2, 3, 0], {});
});
t.throws(function() {
sortBy([1, 2, 3, 0], ['a', 'z', 'b']);
});
t.end();
});