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2026-07-13 12:25:07 +08:00

91 lines
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TypeScript

// ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
// ┃ ██████ ██████ ██████ █ █ █ █ █ █▄ ▀███ █ ┃
// ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█ ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄ ▀█ █ ▀▀▀▀▀ ┃
// ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄ █ ▄▄▄▄▄ ┃
// ┃ █ ██████ █ ▀█▄ █ ██████ █ ███▌▐███ ███████▄ █ ┃
// ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫
// ┃ Copyright (c) 2017, the Perspective Authors. ┃
// ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
// ┃ This file is part of the Perspective library, distributed under the terms ┃
// ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
// ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
import { test, expect } from "@perspective-dev/test";
import perspective from "../perspective_client";
const TEST_JSON = { x: [1, 4], y: [2, 5], z: [3, 6] };
test.describe("JSON", function () {
test.describe("Integer columns", function () {
test("Integer columns can be updated with all JSON numeric types and cousins", async function () {
const table = await perspective.table({ x: "integer" });
await table.update([{ x: 0 }]);
await table.update([{ x: 1 }]);
await table.update([{ x: undefined }]);
await table.update([{ x: null }]);
await table.update([{ x: 7.23 }]);
await table.update([{ x: -6 }]);
await table.update([{ x: Infinity }]);
await table.update([{ x: "100.1" }]);
await table.update([{ x: "11" }]);
const v = await table.view();
const json = await v.to_json();
expect(json).toEqual([
{ x: 0 },
{ x: 1 },
{ x: null },
{ x: null },
{ x: 7 },
{ x: -6 },
{ x: null },
{ x: 100 },
{ x: 11 },
]);
});
});
test("Handles String format", async function () {
const table = await perspective.table(JSON.stringify(TEST_JSON), {
format: "columns",
});
const v = await table.view();
const json = await v.to_json();
expect(json).toEqual([
{ x: 1, y: 2, z: 3 },
{ x: 4, y: 5, z: 6 },
]);
});
test("Handles UInt8Array format", async function () {
const enc = new TextEncoder();
const table = await perspective.table(
enc.encode(JSON.stringify(TEST_JSON)),
{
format: "columns",
},
);
const v = await table.view();
const json = await v.to_json();
expect(json).toEqual([
{ x: 1, y: 2, z: 3 },
{ x: 4, y: 5, z: 6 },
]);
});
test("Handles ArrayBuffer format", async function () {
const enc = new TextEncoder();
const table = await perspective.table(
enc.encode(JSON.stringify(TEST_JSON)).buffer,
{
format: "columns",
},
);
const v = await table.view();
const json = await v.to_json();
expect(json).toEqual([
{ x: 1, y: 2, z: 3 },
{ x: 4, y: 5, z: 6 },
]);
});
});