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denoland-deno/std/fs/write_file_str_test.ts

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TypeScript

import { assertEquals } from "../testing/asserts.ts";
import * as path from "../path/mod.ts";
import { writeFileStr, writeFileStrSync } from "./write_file_str.ts";
const testdataDir = path.resolve("fs", "testdata");
Deno.test(function testReadFileSync(): void {
const jsonFile = path.join(testdataDir, "write_file_1.json");
const content = "write_file_str_test";
writeFileStrSync(jsonFile, content);
// make sure file have been create.
Deno.statSync(jsonFile);
const result = new TextDecoder().decode(Deno.readFileSync(jsonFile));
// remove test file
Deno.removeSync(jsonFile);
assertEquals(content, result);
});
Deno.test(async function testReadFile(): Promise<void> {
const jsonFile = path.join(testdataDir, "write_file_2.json");
const content = "write_file_str_test";
await writeFileStr(jsonFile, content);
// make sure file have been create.
await Deno.stat(jsonFile);
const result = new TextDecoder().decode(await Deno.readFile(jsonFile));
// remove test file
await Deno.remove(jsonFile);
assertEquals(content, result);
});