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denoland-deno/std/node/_fs/_fs_readlink_test.ts
2020-05-22 13:37:25 -04:00

66 lines
1.6 KiB
TypeScript

const { test } = Deno;
import { readlink, readlinkSync } from "./_fs_readlink.ts";
import { assertEquals, assert } from "../../testing/asserts.ts";
import * as path from "../path.ts";
const testDir = Deno.makeTempDirSync();
const oldname = path.join(testDir, "oldname");
const newname = path.join(testDir, "newname");
if (Deno.build.os === "windows") {
Deno.symlinkSync(oldname, newname, { type: "file" });
} else {
Deno.symlinkSync(oldname, newname);
}
test({
name: "readlinkSuccess",
async fn() {
const data = await new Promise((res, rej) => {
readlink(newname, (err, data) => {
if (err) {
rej(err);
}
res(data);
});
});
assertEquals(typeof data, "string");
assertEquals(data as string, oldname);
},
});
test({
name: "readlinkEncodeBufferSuccess",
async fn() {
const data = await new Promise((res, rej) => {
readlink(newname, { encoding: "buffer" }, (err, data) => {
if (err) {
rej(err);
}
res(data);
});
});
assert(data instanceof Uint8Array);
assertEquals(new TextDecoder().decode(data as Uint8Array), oldname);
},
});
test({
name: "readlinkSyncSuccess",
fn() {
const data = readlinkSync(newname);
assertEquals(typeof data, "string");
assertEquals(data as string, oldname);
},
});
test({
name: "readlinkEncodeBufferSuccess",
fn() {
const data = readlinkSync(newname, { encoding: "buffer" });
assert(data instanceof Uint8Array);
assertEquals(new TextDecoder().decode(data as Uint8Array), oldname);
},
});