-
-
Notifications
You must be signed in to change notification settings - Fork 287
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
2 changed files
with
90 additions
and
5 deletions.
There are no files selected for viewing
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
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
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,86 @@ | ||
import {expect} from "chai"; | ||
import {chunkIntoN} from "../../../src/utils/conversion.js"; | ||
|
||
describe("utils/conversion", () => { | ||
describe("chunkIntoN", () => { | ||
const testCases = [ | ||
{ | ||
title: "even number of chunks", | ||
input: { | ||
data: [1, 2, 3, 4, 5, 6], | ||
n: 2, | ||
}, | ||
output: [ | ||
[1, 2], | ||
[3, 4], | ||
[5, 6], | ||
], | ||
}, | ||
{ | ||
title: "even number of chunks with additional element", | ||
input: { | ||
data: [1, 2, 3, 4, 5, 6, 7], | ||
n: 2, | ||
}, | ||
output: [[1, 2], [3, 4], [5, 6], [7]], | ||
}, | ||
{ | ||
title: "odd number of chunks", | ||
input: { | ||
data: [1, 2, 3, 4, 5, 6], | ||
n: 3, | ||
}, | ||
output: [ | ||
[1, 2, 3], | ||
[4, 5, 6], | ||
], | ||
}, | ||
{ | ||
title: "odd number of chunks with additional element", | ||
input: { | ||
data: [1, 2, 3, 4, 5, 6, 7], | ||
n: 3, | ||
}, | ||
output: [[1, 2, 3], [4, 5, 6], [7]], | ||
}, | ||
{ | ||
title: "data less than chunk size", | ||
input: { | ||
data: [1], | ||
n: 3, | ||
}, | ||
output: [[1]], | ||
}, | ||
{ | ||
title: "data 1 less than chunk size", | ||
input: { | ||
data: [1, 2], | ||
n: 3, | ||
}, | ||
output: [[1, 2]], | ||
}, | ||
{ | ||
title: "data 1 extra than chunk size", | ||
input: { | ||
data: [1, 2, 3, 4], | ||
n: 3, | ||
}, | ||
output: [[1, 2, 3], [4]], | ||
}, | ||
]; | ||
|
||
for (const {title, input, output} of testCases) { | ||
it(`should chunkify data when ${title}`, async () => { | ||
expect(chunkIntoN(input.data, input.n)).to.be.deep.eq(output); | ||
}); | ||
} | ||
|
||
it("should not change the order of elements", () => { | ||
expect(chunkIntoN([6, 5, 4, 3, 2, 1], 2)).to.be.deep.eq([ | ||
[6, 5], | ||
[4, 3], | ||
[2, 1], | ||
]); | ||
}); | ||
}); | ||
}); |