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denoland-deno/fs/ensure_link_test.ts
Vincent LE GOFF dcd01dd025 Eslint fixes (denoland/deno_std#356)
Make warnings fail
Original: 4543b563a9
2019-04-24 07:41:22 -04:00

174 lines
5 KiB
TypeScript

// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
// TODO(axetroy): Add test for Windows once symlink is implemented for Windows.
import { test } from "../testing/mod.ts";
import {
assertEquals,
assertThrows,
assertThrowsAsync
} from "../testing/asserts.ts";
import { ensureLink, ensureLinkSync } from "./ensure_link.ts";
import * as path from "./path/mod.ts";
const testdataDir = path.resolve("fs", "testdata");
test(async function ensureLinkIfItNotExist(): Promise<void> {
const srcDir = path.join(testdataDir, "ensure_link_1");
const destDir = path.join(testdataDir, "ensure_link_1_2");
const testFile = path.join(srcDir, "test.txt");
const linkFile = path.join(destDir, "link.txt");
await assertThrowsAsync(
(): Promise<void> => {
await ensureLink(testFile, linkFile);
}
);
await Deno.remove(destDir, { recursive: true });
});
test(function ensureLinkSyncIfItNotExist(): void {
const testDir = path.join(testdataDir, "ensure_link_2");
const testFile = path.join(testDir, "test.txt");
const linkFile = path.join(testDir, "link.txt");
assertThrows(
(): void => {
ensureLinkSync(testFile, linkFile);
}
);
Deno.removeSync(testDir, { recursive: true });
});
test(async function ensureLinkIfItExist(): Promise<void> {
const testDir = path.join(testdataDir, "ensure_link_3");
const testFile = path.join(testDir, "test.txt");
const linkFile = path.join(testDir, "link.txt");
await Deno.mkdir(testDir, true);
await Deno.writeFile(testFile, new Uint8Array());
await ensureLink(testFile, linkFile);
const srcStat = await Deno.lstat(testFile);
const linkStat = await Deno.lstat(linkFile);
assertEquals(srcStat.isFile(), true);
assertEquals(linkStat.isFile(), true);
// har link success. try to change one of them. they should be change both.
// let's change origin file.
await Deno.writeFile(testFile, new TextEncoder().encode("123"));
const testFileContent1 = new TextDecoder().decode(
await Deno.readFile(testFile)
);
const linkFileContent1 = new TextDecoder().decode(
await Deno.readFile(testFile)
);
assertEquals(testFileContent1, "123");
assertEquals(testFileContent1, linkFileContent1);
// let's change link file.
await Deno.writeFile(testFile, new TextEncoder().encode("abc"));
const testFileContent2 = new TextDecoder().decode(
await Deno.readFile(testFile)
);
const linkFileContent2 = new TextDecoder().decode(
await Deno.readFile(testFile)
);
assertEquals(testFileContent2, "abc");
assertEquals(testFileContent2, linkFileContent2);
await Deno.remove(testDir, { recursive: true });
});
test(function ensureLinkSyncIfItExist(): void {
const testDir = path.join(testdataDir, "ensure_link_4");
const testFile = path.join(testDir, "test.txt");
const linkFile = path.join(testDir, "link.txt");
Deno.mkdirSync(testDir, true);
Deno.writeFileSync(testFile, new Uint8Array());
ensureLinkSync(testFile, linkFile);
const srcStat = Deno.lstatSync(testFile);
const linkStat = Deno.lstatSync(linkFile);
assertEquals(srcStat.isFile(), true);
assertEquals(linkStat.isFile(), true);
// har link success. try to change one of them. they should be change both.
// let's change origin file.
Deno.writeFileSync(testFile, new TextEncoder().encode("123"));
const testFileContent1 = new TextDecoder().decode(
Deno.readFileSync(testFile)
);
const linkFileContent1 = new TextDecoder().decode(
Deno.readFileSync(testFile)
);
assertEquals(testFileContent1, "123");
assertEquals(testFileContent1, linkFileContent1);
// let's change link file.
Deno.writeFileSync(testFile, new TextEncoder().encode("abc"));
const testFileContent2 = new TextDecoder().decode(
Deno.readFileSync(testFile)
);
const linkFileContent2 = new TextDecoder().decode(
Deno.readFileSync(testFile)
);
assertEquals(testFileContent2, "abc");
assertEquals(testFileContent2, linkFileContent2);
Deno.removeSync(testDir, { recursive: true });
});
test(async function ensureLinkDirectoryIfItExist(): Promise<void> {
const testDir = path.join(testdataDir, "ensure_link_origin_3");
const linkDir = path.join(testdataDir, "ensure_link_link_3");
const testFile = path.join(testDir, "test.txt");
await Deno.mkdir(testDir, true);
await Deno.writeFile(testFile, new Uint8Array());
await assertThrowsAsync(
async (): Promise<void> => {
await ensureLink(testDir, linkDir);
},
Deno.DenoError,
"Operation not permitted (os error 1)"
);
Deno.removeSync(testDir, { recursive: true });
});
test(function ensureLinkSyncDirectoryIfItExist(): void {
const testDir = path.join(testdataDir, "ensure_link_origin_3");
const linkDir = path.join(testdataDir, "ensure_link_link_3");
const testFile = path.join(testDir, "test.txt");
Deno.mkdirSync(testDir, true);
Deno.writeFileSync(testFile, new Uint8Array());
assertThrows(
(): void => {
ensureLinkSync(testDir, linkDir);
},
Deno.DenoError,
"Operation not permitted (os error 1)"
);
Deno.removeSync(testDir, { recursive: true });
});