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import { readFile, readFileSync } from "./_fs_readFile.ts";
import * as path from "../../path/mod.ts";
import { assertEquals, assert } from "../../testing/asserts.ts";
const testData = path.resolve(
path.join("node", "_fs", "testdata", "hello.txt")
);
Deno.test("readFileSuccess", async function () {
const data = await new Promise((res, rej) => {
readFile(testData, (err, data) => {
if (err) {
rej(err);
}
res(data);
});
});
assert(data instanceof Uint8Array);
assertEquals(new TextDecoder().decode(data as Uint8Array), "hello world");
});
Deno.test("readFileEncodeUtf8Success", async function () {
const data = await new Promise((res, rej) => {
readFile(testData, { encoding: "utf8" }, (err, data) => {
if (err) {
rej(err);
}
res(data);
});
});
assertEquals(typeof data, "string");
assertEquals(data as string, "hello world");
});
Deno.test("readFileEncodingAsString", async function () {
const data = await new Promise((res, rej) => {
readFile(testData, "utf8", (err, data) => {
if (err) {
rej(err);
}
res(data);
});
});
assertEquals(typeof data, "string");
assertEquals(data as string, "hello world");
});
Deno.test("readFileSyncSuccess", function () {
const data = readFileSync(testData);
assert(data instanceof Uint8Array);
assertEquals(new TextDecoder().decode(data as Uint8Array), "hello world");
});
Deno.test("readFileEncodeUtf8Success", function () {
const data = readFileSync(testData, { encoding: "utf8" });
assertEquals(typeof data, "string");
assertEquals(data as string, "hello world");
});
Deno.test("readFileEncodeAsString", function () {
const data = readFileSync(testData, "utf8");
assertEquals(typeof data, "string");
assertEquals(data as string, "hello world");
});
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