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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { testPerm, assert, assertEquals } from "./test_util.ts";
testPerm({ read: true }, function readFileSyncSuccess(): void {
const data = Deno.readFileSync("cli/tests/fixture.json");
assert(data.byteLength > 0);
const decoder = new TextDecoder("utf-8");
const json = decoder.decode(data);
const pkg = JSON.parse(json);
assertEquals(pkg.name, "deno");
});
testPerm({ read: false }, function readFileSyncPerm(): void {
let caughtError = false;
try {
Deno.readFileSync("cli/tests/fixture.json");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(e.name, "PermissionDenied");
}
assert(caughtError);
});
testPerm({ read: true }, function readFileSyncNotFound(): void {
let caughtError = false;
let data;
try {
data = Deno.readFileSync("bad_filename");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.NotFound);
}
assert(caughtError);
assert(data === undefined);
});
testPerm({ read: true }, async function readFileSuccess(): Promise<void> {
const data = await Deno.readFile("cli/tests/fixture.json");
assert(data.byteLength > 0);
const decoder = new TextDecoder("utf-8");
const json = decoder.decode(data);
const pkg = JSON.parse(json);
assertEquals(pkg.name, "deno");
});
testPerm({ read: false }, async function readFilePerm(): Promise<void> {
let caughtError = false;
try {
await Deno.readFile("cli/tests/fixture.json");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(e.name, "PermissionDenied");
}
assert(caughtError);
});
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