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denoland-deno/std/fs/exists_test.ts

136 lines
3.4 KiB
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { assertEquals, assertStringContains } from "../testing/asserts.ts";
import * as path from "../path/mod.ts";
import { exists, existsSync } from "./exists.ts";
const moduleDir = path.dirname(path.fromFileUrl(import.meta.url));
const testdataDir = path.resolve(moduleDir, "testdata");
Deno.test("[fs] existsFile", async function (): Promise<void> {
assertEquals(
await exists(path.join(testdataDir, "not_exist_file.ts")),
false,
);
assertEquals(await existsSync(path.join(testdataDir, "0.ts")), true);
});
Deno.test("[fs] existsFileSync", function (): void {
assertEquals(existsSync(path.join(testdataDir, "not_exist_file.ts")), false);
assertEquals(existsSync(path.join(testdataDir, "0.ts")), true);
});
Deno.test("[fs] existsDirectory", async function (): Promise<void> {
assertEquals(
await exists(path.join(testdataDir, "not_exist_directory")),
false,
);
assertEquals(existsSync(testdataDir), true);
});
Deno.test("[fs] existsDirectorySync", function (): void {
assertEquals(
existsSync(path.join(testdataDir, "not_exist_directory")),
false,
);
assertEquals(existsSync(testdataDir), true);
});
Deno.test("[fs] existsLinkSync", function (): void {
// TODO(axetroy): generate link file use Deno api instead of set a link file
// in repository
assertEquals(existsSync(path.join(testdataDir, "0-link")), true);
});
Deno.test("[fs] existsLink", async function (): Promise<void> {
// TODO(axetroy): generate link file use Deno api instead of set a link file
// in repository
assertEquals(await exists(path.join(testdataDir, "0-link")), true);
});
interface Scenes {
read: boolean; // --allow-read
async: boolean;
output: string;
file: string; // target file to run
}
const scenes: Scenes[] = [
// 1
{
read: false,
async: true,
output: "run again with the --allow-read flag",
file: "0.ts",
},
{
read: false,
async: false,
output: "run again with the --allow-read flag",
file: "0.ts",
},
// 2
{
read: true,
async: true,
output: "exist",
file: "0.ts",
},
{
read: true,
async: false,
output: "exist",
file: "0.ts",
},
// 3
{
read: false,
async: true,
output: "run again with the --allow-read flag",
file: "no_exist_file_for_test.ts",
},
{
read: false,
async: false,
output: "run again with the --allow-read flag",
file: "no_exist_file_for_test.ts",
},
// 4
{
read: true,
async: true,
output: "not exist",
file: "no_exist_file_for_test.ts",
},
{
read: true,
async: false,
output: "not exist",
file: "no_exist_file_for_test.ts",
},
];
for (const s of scenes) {
let title = `test ${s.async ? "exists" : "existsSync"}("testdata/${s.file}")`;
title += ` ${s.read ? "with" : "without"} --allow-read`;
Deno.test(`[fs] existsPermission ${title}`, async function (): Promise<void> {
const args = [Deno.execPath(), "run"];
if (s.read) {
args.push("--allow-read");
}
args.push(path.join(testdataDir, s.async ? "exists.ts" : "exists_sync.ts"));
args.push(s.file);
const p = Deno.run({
stdout: "piped",
cwd: testdataDir,
cmd: args,
});
const output = await p.output();
p.close();
assertStringContains(new TextDecoder().decode(output), s.output);
});
// done
}