import { assertEquals, assertThrowsAsync, assertThrows,} from "../testing/asserts.ts";import * as path from "../path/mod.ts";import { writeJson, writeJsonSync } from "./write_json.ts";
const testdataDir = path.resolve("fs", "testdata");
Deno.test("writeJsonIfNotExists", async function (): Promise<void> { const notExistsJsonFile = path.join(testdataDir, "file_not_exists.json");
await assertThrowsAsync( async (): Promise<void> => { await writeJson(notExistsJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = await Deno.readFile(notExistsJsonFile);
await Deno.remove(notExistsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonIfExists", async function (): Promise<void> { const existsJsonFile = path.join(testdataDir, "file_write_exists.json");
await Deno.writeFile(existsJsonFile, new Uint8Array());
await assertThrowsAsync( async (): Promise<void> => { await writeJson(existsJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = await Deno.readFile(existsJsonFile);
await Deno.remove(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonIfExistsAnInvalidJson", async function (): Promise<void> { const existsInvalidJsonFile = path.join( testdataDir, "file_write_invalid.json", );
const invalidJsonContent = new TextEncoder().encode("[123}"); await Deno.writeFile(existsInvalidJsonFile, invalidJsonContent);
await assertThrowsAsync( async (): Promise<void> => { await writeJson(existsInvalidJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = await Deno.readFile(existsInvalidJsonFile);
await Deno.remove(existsInvalidJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonWithSpaces", async function (): Promise<void> { const existsJsonFile = path.join(testdataDir, "file_write_spaces.json");
const invalidJsonContent = new TextEncoder().encode(); await Deno.writeFile(existsJsonFile, invalidJsonContent);
await assertThrowsAsync( async (): Promise<void> => { await writeJson(existsJsonFile, { a: "1" }, { spaces: 2 }); throw new Error("should write success"); }, Error, "should write success", );
const content = await Deno.readFile(existsJsonFile);
await Deno.remove(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{\n "a": "1"\n}\n`);});
Deno.test("writeJsonWithReplacer", async function (): Promise<void> { const existsJsonFile = path.join(testdataDir, "file_write_replacer.json");
const invalidJsonContent = new TextEncoder().encode(); await Deno.writeFile(existsJsonFile, invalidJsonContent);
await assertThrowsAsync( async (): Promise<void> => { await writeJson( existsJsonFile, { a: "1", b: "2", c: "3" }, { replacer: ["a"], }, ); throw new Error("should write success"); }, Error, "should write success", );
const content = await Deno.readFile(existsJsonFile);
await Deno.remove(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonSyncIfNotExists", function (): void { const notExistsJsonFile = path.join(testdataDir, "file_not_exists_sync.json");
assertThrows( (): void => { writeJsonSync(notExistsJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = Deno.readFileSync(notExistsJsonFile);
Deno.removeSync(notExistsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonSyncIfExists", function (): void { const existsJsonFile = path.join(testdataDir, "file_write_exists_sync.json");
Deno.writeFileSync(existsJsonFile, new Uint8Array());
assertThrows( (): void => { writeJsonSync(existsJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = Deno.readFileSync(existsJsonFile);
Deno.removeSync(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonSyncIfExistsAnInvalidJson", function (): void { const existsInvalidJsonFile = path.join( testdataDir, "file_write_invalid_sync.json", );
const invalidJsonContent = new TextEncoder().encode("[123}"); Deno.writeFileSync(existsInvalidJsonFile, invalidJsonContent);
assertThrows( (): void => { writeJsonSync(existsInvalidJsonFile, { a: "1" }); throw new Error("should write success"); }, Error, "should write success", );
const content = Deno.readFileSync(existsInvalidJsonFile);
Deno.removeSync(existsInvalidJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});
Deno.test("writeJsonSyncWithSpaces", function (): void { const existsJsonFile = path.join(testdataDir, "file_write_spaces_sync.json");
const invalidJsonContent = new TextEncoder().encode(); Deno.writeFileSync(existsJsonFile, invalidJsonContent);
assertThrows( (): void => { writeJsonSync(existsJsonFile, { a: "1" }, { spaces: 2 }); throw new Error("should write success"); }, Error, "should write success", );
const content = Deno.readFileSync(existsJsonFile);
Deno.removeSync(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{\n "a": "1"\n}\n`);});
Deno.test("writeJsonSyncWithReplacer", function (): void { const existsJsonFile = path.join( testdataDir, "file_write_replacer_sync.json", );
const invalidJsonContent = new TextEncoder().encode(); Deno.writeFileSync(existsJsonFile, invalidJsonContent);
assertThrows( (): void => { writeJsonSync( existsJsonFile, { a: "1", b: "2", c: "3" }, { replacer: ["a"], }, ); throw new Error("should write success"); }, Error, "should write success", );
const content = Deno.readFileSync(existsJsonFile);
Deno.removeSync(existsJsonFile);
assertEquals(new TextDecoder().decode(content), `{"a":"1"}\n`);});