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test(std): fs/writeJson add test for append option (#6889)
Co-authored-by: Ryan Dahl <ry@tinyclouds.org> Co-authored-by: Nayeem Rahman <nayeemrmn99@gmail.com>
This commit is contained in:
Jesse Jackson
GitHub
parent
8c0140e1e4
commit
f32d28019d
1 changed files with 159 additions and 201 deletions
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@ -1,243 +1,201 @@
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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import * as path from "../path/mod.ts";
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import {
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assertEquals,
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assertThrowsAsync,
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assertThrows,
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assertThrowsAsync,
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} from "../testing/asserts.ts";
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import * as path from "../path/mod.ts";
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import {
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exists,
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existsSync,
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} from "./exists.ts";
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import { writeJson, writeJsonSync } from "./write_json.ts";
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const testdataDir = path.resolve("fs", "testdata");
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Deno.test("writeJsonIfNotExists", async function (): Promise<void> {
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const notExistsJsonFile = path.join(testdataDir, "file_not_exists.json");
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Deno.test("writeJson not exists", async function (): Promise<void> {
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const notExistsJsonFile = path.join(testdataDir, "writeJson_not_exists.json");
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await assertThrowsAsync(
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async (): Promise<void> => {
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await writeJson(notExistsJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = await Deno.readFile(notExistsJsonFile);
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const content = await Deno.readTextFile(notExistsJsonFile);
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await Deno.remove(notExistsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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assertEquals(content, `{"a":"1"}\n`);
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});
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Deno.test("writeJsonIfExists", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "file_write_exists.json");
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Deno.test("writeJson if not exists", async function (): Promise<void> {
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const notExistsJsonFile = path.join(
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testdataDir,
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"writeJson_file_not_exists.json",
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);
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try {
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assertThrowsAsync(
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async function (): Promise<void> {
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await writeJson(notExistsJsonFile, { a: "1" }, { create: false });
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},
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Deno.errors.NotFound,
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);
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} finally {
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if (await exists(notExistsJsonFile)) await Deno.remove(notExistsJsonFile);
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}
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});
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Deno.test("writeJson exists", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "writeJson_exists.json");
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await Deno.writeFile(existsJsonFile, new Uint8Array());
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await assertThrowsAsync(
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async (): Promise<void> => {
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try {
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await writeJson(existsJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = await Deno.readFile(existsJsonFile);
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const content = await Deno.readTextFile(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n`);
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} finally {
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await Deno.remove(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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}
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});
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Deno.test("writeJsonIfExistsAnInvalidJson", async function (): Promise<void> {
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const existsInvalidJsonFile = path.join(
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testdataDir,
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"file_write_invalid.json",
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);
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Deno.test("writeJson spaces", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "writeJson_spaces.json");
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await Deno.writeFile(existsJsonFile, new Uint8Array());
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const invalidJsonContent = new TextEncoder().encode("[123}");
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await Deno.writeFile(existsInvalidJsonFile, invalidJsonContent);
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await assertThrowsAsync(
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async (): Promise<void> => {
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await writeJson(existsInvalidJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = await Deno.readFile(existsInvalidJsonFile);
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await Deno.remove(existsInvalidJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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});
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Deno.test("writeJsonWithSpaces", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "file_write_spaces.json");
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const invalidJsonContent = new TextEncoder().encode();
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await Deno.writeFile(existsJsonFile, invalidJsonContent);
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await assertThrowsAsync(
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async (): Promise<void> => {
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try {
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await writeJson(existsJsonFile, { a: "1" }, { spaces: 2 });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = await Deno.readFile(existsJsonFile);
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const content = await Deno.readTextFile(existsJsonFile);
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assertEquals(content, `{\n "a": "1"\n}\n`);
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} finally {
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await Deno.remove(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{\n "a": "1"\n}\n`);
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}
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});
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Deno.test("writeJsonWithReplacer", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "file_write_replacer.json");
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Deno.test("writeJson replacer", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "writeJson_replacer.json");
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await Deno.writeFile(existsJsonFile, new Uint8Array());
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const invalidJsonContent = new TextEncoder().encode();
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await Deno.writeFile(existsJsonFile, invalidJsonContent);
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await assertThrowsAsync(
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async (): Promise<void> => {
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try {
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await writeJson(
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existsJsonFile,
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{ a: "1", b: "2", c: "3" },
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{
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replacer: ["a"],
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},
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);
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throw new Error("should write success");
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},
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Error,
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"should write success",
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{ replacer: ["a"] },
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);
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const content = await Deno.readFile(existsJsonFile);
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const content = await Deno.readTextFile(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n`);
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} finally {
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await Deno.remove(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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}
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});
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Deno.test("writeJsonSyncIfNotExists", function (): void {
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const notExistsJsonFile = path.join(testdataDir, "file_not_exists_sync.json");
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Deno.test("writeJson append", async function (): Promise<void> {
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const existsJsonFile = path.join(testdataDir, "writeJson_append.json");
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await Deno.writeFile(existsJsonFile, new Uint8Array());
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assertThrows(
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(): void => {
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writeJsonSync(notExistsJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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try {
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await writeJson(existsJsonFile, { a: "1" }, { append: true });
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await writeJson(existsJsonFile, { b: "2" }, { append: true });
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const content = await Deno.readTextFile(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n{"b":"2"}\n`);
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} finally {
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await Deno.remove(existsJsonFile);
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}
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});
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Deno.test("writeJsonSync not exists", function (): void {
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const notExistsJsonFile = path.join(
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testdataDir,
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"writeJsonSync_not_exists.json",
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);
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const content = Deno.readFileSync(notExistsJsonFile);
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writeJsonSync(notExistsJsonFile, { a: "1" });
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const content = Deno.readTextFileSync(notExistsJsonFile);
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Deno.removeSync(notExistsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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assertEquals(content, `{"a":"1"}\n`);
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});
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Deno.test("writeJsonSyncIfExists", function (): void {
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const existsJsonFile = path.join(testdataDir, "file_write_exists_sync.json");
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Deno.test("writeJsonSync if not exists", function (): void {
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const notExistsJsonFile = path.join(
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testdataDir,
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"writeJsonSync_file_not_exists.json",
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);
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try {
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assertThrows(
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function (): void {
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writeJsonSync(notExistsJsonFile, { a: "1" }, { create: false });
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},
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Deno.errors.NotFound,
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);
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} finally {
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if (existsSync(notExistsJsonFile)) Deno.removeSync(notExistsJsonFile);
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}
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});
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Deno.test("writeJsonSync exists", function (): void {
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const existsJsonFile = path.join(testdataDir, "writeJsonSync_exists.json");
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Deno.writeFileSync(existsJsonFile, new Uint8Array());
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try {
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writeJsonSync(existsJsonFile, { a: "1" });
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const content = Deno.readTextFileSync(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n`);
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} finally {
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Deno.removeSync(existsJsonFile);
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}
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});
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Deno.test("writeJsonSync spaces", function (): void {
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const existsJsonFile = path.join(testdataDir, "writeJsonSync_spaces.json");
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Deno.writeFileSync(existsJsonFile, new Uint8Array());
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assertThrows(
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(): void => {
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writeJsonSync(existsJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = Deno.readFileSync(existsJsonFile);
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Deno.removeSync(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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});
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Deno.test("writeJsonSyncIfExistsAnInvalidJson", function (): void {
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const existsInvalidJsonFile = path.join(
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testdataDir,
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"file_write_invalid_sync.json",
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);
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const invalidJsonContent = new TextEncoder().encode("[123}");
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Deno.writeFileSync(existsInvalidJsonFile, invalidJsonContent);
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assertThrows(
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(): void => {
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writeJsonSync(existsInvalidJsonFile, { a: "1" });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = Deno.readFileSync(existsInvalidJsonFile);
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Deno.removeSync(existsInvalidJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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});
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Deno.test("writeJsonSyncWithSpaces", function (): void {
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const existsJsonFile = path.join(testdataDir, "file_write_spaces_sync.json");
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const invalidJsonContent = new TextEncoder().encode();
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Deno.writeFileSync(existsJsonFile, invalidJsonContent);
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assertThrows(
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(): void => {
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try {
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writeJsonSync(existsJsonFile, { a: "1" }, { spaces: 2 });
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throw new Error("should write success");
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},
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Error,
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"should write success",
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);
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const content = Deno.readFileSync(existsJsonFile);
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const content = Deno.readTextFileSync(existsJsonFile);
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assertEquals(content, `{\n "a": "1"\n}\n`);
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} finally {
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Deno.removeSync(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{\n "a": "1"\n}\n`);
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}
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});
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Deno.test("writeJsonSyncWithReplacer", function (): void {
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Deno.test("writeJsonSync replacer", function (): void {
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const existsJsonFile = path.join(
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testdataDir,
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"file_write_replacer_sync.json",
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"writeJsonSync_replacer.json",
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);
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const invalidJsonContent = new TextEncoder().encode();
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Deno.writeFileSync(existsJsonFile, invalidJsonContent);
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Deno.writeFileSync(existsJsonFile, new Uint8Array());
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assertThrows(
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(): void => {
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try {
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writeJsonSync(
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existsJsonFile,
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{ a: "1", b: "2", c: "3" },
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{
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replacer: ["a"],
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},
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);
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throw new Error("should write success");
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},
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Error,
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"should write success",
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{ replacer: ["a"] },
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);
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const content = Deno.readFileSync(existsJsonFile);
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const content = Deno.readTextFileSync(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n`);
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} finally {
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Deno.removeSync(existsJsonFile);
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assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);
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}
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});
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Deno.test("writeJsonSync append", function (): void {
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const existsJsonFile = path.join(testdataDir, "writeJsonSync_append.json");
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Deno.writeFileSync(existsJsonFile, new Uint8Array());
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try {
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writeJsonSync(existsJsonFile, { a: "1" }, { append: true });
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writeJsonSync(existsJsonFile, { b: "2" }, { append: true });
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const content = Deno.readTextFileSync(existsJsonFile);
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assertEquals(content, `{"a":"1"}\n{"b":"2"}\n`);
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} finally {
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Deno.removeSync(existsJsonFile);
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}
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});
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