Sha256: a692560f5641f200ad75192bd18d8694d5a8e785223b3d3d0c6c6e3df547bcba
Contents?: true
Size: 1.83 KB
Versions: 8
Compression:
Stored size: 1.83 KB
Contents
var test = require('tape');
var stable = require('./stable.js');
function cmp(a, b) {
if (a === b) return 0;
if (a > b) return 1;
return -1;
}
function gt(a, b) {
return a > b;
}
function diff(a, b) {
return a - b;
}
function objCmp(a, b) {
return a.x > b.x;
}
test('always returns a new array', function(t) {
var array;
array = [];
t.doesNotEqual(array, stable(array));
array = [1];
t.doesNotEqual(array, stable(array));
array = [1, 2];
t.doesNotEqual(array, stable(array));
t.end();
});
test('in-place always returns the same array', function(t) {
var array;
array = [];
t.equal(array, stable.inplace(array));
array = [1];
t.equal(array, stable.inplace(array));
array = [1, 2];
t.equal(array, stable.inplace(array));
t.end();
});
test('basic sorting', function(t) {
t.same(
stable(["foo", "bar", "baz"]),
["bar", "baz", "foo"]
);
t.same(
stable([9, 2, 10, 5, 4, 3, 0, 1, 8, 6, 7]),
[0, 1, 10, 2, 3, 4, 5, 6, 7, 8, 9]
);
t.end();
});
test('comparators', function(t) {
t.same(
stable([9, 2, 10, 5, 4, 3, 0, 1, 8, 6, 7], cmp),
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
);
t.same(
stable([9, 2, 10, 5, 4, 3, 0, 1, 8, 6, 7], gt),
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
);
t.same(
stable([9, 2, 10, 5, 4, 3, 0, 1, 8, 6, 7], diff),
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
);
t.same(
stable([{x:4}, {x:3}, {x:5}], objCmp),
[{x:3}, {x:4}, {x:5}]
);
t.end();
});
test('stable sorting', function(t) {
function cmp(a, b) {
return a.x > b.x;
}
t.same(
stable([{x:3,y:1}, {x:4,y:2}, {x:3,y:3}, {x:5,y:4}, {x:3,y:5}], cmp),
[{x:3,y:1}, {x:3,y:3}, {x:3,y:5}, {x:4,y:2}, {x:5,y:4}]
);
t.end();
});
Version data entries
8 entries across 8 versions & 3 rubygems