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import { ArrayBufferSink } from "bun";
import { describe, expect, it } from "bun:test";
describe("FileSink", () => {
const fixtures = [
[
["abcdefghijklmnopqrstuvwxyz"],
new TextEncoder().encode("abcdefghijklmnopqrstuvwxyz"),
"abcdefghijklmnopqrstuvwxyz",
],
[
["abcdefghijklmnopqrstuvwxyz", "ABCDEFGHIJKLMNOPQRSTUVWXYZ"],
new TextEncoder().encode(
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ",
),
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ",
],
[
["😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌"],
new TextEncoder().encode(
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
),
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
],
[
[
"abcdefghijklmnopqrstuvwxyz",
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
],
new TextEncoder().encode(
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
),
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
],
[
[
"abcdefghijklmnopqrstuvwxyz",
"😋",
" Get Emoji — All Emojis",
" to ✂️ Copy and 📋 Paste 👌",
],
new TextEncoder().encode(
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
),
"(rope) " +
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
],
[
[
new TextEncoder().encode("abcdefghijklmnopqrstuvwxyz"),
"😋",
" Get Emoji — All Emojis",
" to ✂️ Copy and 📋 Paste 👌",
],
new TextEncoder().encode(
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
),
"(array) " +
"abcdefghijklmnopqrstuvwxyz" +
"😋 Get Emoji — All Emojis to ✂️ Copy and 📋 Paste 👌",
],
] as const;
for (const [input, expected, label] of fixtures) {
it(`${JSON.stringify(label)}`, async () => {
const path = `/tmp/bun-test-${Bun.hash(label).toString(10)}.txt`;
try {
require("fs").unlinkSync(path);
} catch (e) {}
const sink = Bun.file(path).writer();
for (let i = 0; i < input.length; i++) {
sink.write(input[i]);
}
await sink.end();
const output = new Uint8Array(await Bun.file(path).arrayBuffer());
for (let i = 0; i < expected.length; i++) {
expect(output[i]).toBe(expected[i]);
}
expect(output.byteLength).toBe(expected.byteLength);
});
it(`flushing -> ${JSON.stringify(label)}`, async () => {
const path = `/tmp/bun-test-${Bun.hash(label).toString(10)}.txt`;
try {
require("fs").unlinkSync(path);
} catch (e) {}
const sink = Bun.file(path).writer();
for (let i = 0; i < input.length; i++) {
sink.write(input[i]);
await sink.flush();
}
await sink.end();
const output = new Uint8Array(await Bun.file(path).arrayBuffer());
for (let i = 0; i < expected.length; i++) {
expect(output[i]).toBe(expected[i]);
}
expect(output.byteLength).toBe(expected.byteLength);
});
it(`highWaterMark -> ${JSON.stringify(label)}`, async () => {
const path = `/tmp/bun-test-${Bun.hash(label).toString(10)}.txt`;
try {
require("fs").unlinkSync(path);
} catch (e) {}
const sink = Bun.file(path).writer({ highWaterMark: 1 });
for (let i = 0; i < input.length; i++) {
sink.write(input[i]);
await sink.flush();
}
await sink.end();
const output = new Uint8Array(await Bun.file(path).arrayBuffer());
for (let i = 0; i < expected.length; i++) {
expect(output[i]).toBe(expected[i]);
}
expect(output.byteLength).toBe(expected.byteLength);
});
}
});
|
