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relater.test.ts
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relater.test.ts
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import { assertEquals } from "assert/mod.ts";
import { Relater } from "./relater.ts";
import { RelateRule } from "./types.ts";
Deno.test("Relater, decode simple object", () => {
const relater = new Relater(
{
type: "object",
of: [
{ name: "i8", type: "i8" },
{ name: "u8", type: "u8" },
{ name: "i16", type: "i16" },
{ name: "u16", type: "u16" },
{ name: "i32", type: "i32" },
{ name: "u32", type: "u32" },
{ name: "i64", type: "i64" },
{ name: "u64", type: "u64" },
{ name: "f32", type: "f32" },
{ name: "f64", type: "f64" },
{ name: "string", type: "string", size: 16 },
],
} as const satisfies RelateRule,
);
const buffer = new Uint8Array([
255,
255,
255,
254,
255,
254,
255,
255,
255,
253,
255,
255,
255,
253,
255,
255,
255,
255,
255,
255,
255,
252,
255,
255,
255,
255,
255,
255,
255,
252,
64,
72,
245,
195,
64,
9,
33,
250,
252,
139,
0,
122,
104,
101,
108,
108,
111,
32,
119,
111,
114,
108,
100,
33,
0,
0,
0,
0,
]);
const obj = relater.decode(buffer.buffer);
assertEquals(obj, {
i8: -1,
u8: 255,
i16: -2,
u16: 65534,
i32: -3,
u32: 4294967293,
i64: -4n,
u64: 18446744073709551612n,
f32: 3.140000104904175,
f64: 3.141592,
string: "hello world!",
});
});
Deno.test("Relater, encode simple object", () => {
const relater = new Relater(
{
type: "object",
of: [
{ name: "i8", type: "i8" },
{ name: "u8", type: "u8" },
{ name: "i16", type: "i16" },
{ name: "u16", type: "u16" },
{ name: "i32", type: "i32" },
{ name: "u32", type: "u32" },
{ name: "i64", type: "i64" },
{ name: "u64", type: "u64" },
{ name: "f32", type: "f32" },
{ name: "f64", type: "f64" },
{ name: "string", type: "string", size: 16 },
],
} as const satisfies RelateRule,
);
const encoded = relater.encode({
i8: -1,
u8: 255,
i16: -2,
u16: 65534,
i32: -3,
u32: 4294967293,
i64: -4n,
u64: 18446744073709551612n,
f32: 3.140000104904175,
f64: 3.141592,
string: "hello world!",
});
assertEquals(
new Uint8Array(encoded),
new Uint8Array([
255,
255,
255,
254,
255,
254,
255,
255,
255,
253,
255,
255,
255,
253,
255,
255,
255,
255,
255,
255,
255,
252,
255,
255,
255,
255,
255,
255,
255,
252,
64,
72,
245,
195,
64,
9,
33,
250,
252,
139,
0,
122,
104,
101,
108,
108,
111,
32,
119,
111,
114,
108,
100,
33,
0,
0,
0,
0,
]),
);
});