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denoland-deno/fs/read_json_test.ts

91 lines
2.3 KiB
TypeScript

// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { test } from "../testing/mod.ts";
import {
assertEquals,
assertThrowsAsync,
assertThrows
} from "../testing/asserts.ts";
import { readJson, readJsonSync } from "./read_json.ts";
import * as path from "./path/mod.ts";
const testdataDir = path.resolve("fs", "testdata");
test(async function readJsonFileNotExists() {
const emptyJsonFile = path.join(testdataDir, "json_not_exists.json");
await assertThrowsAsync(async () => {
await readJson(emptyJsonFile);
});
});
test(async function readEmptyJsonFile() {
const emptyJsonFile = path.join(testdataDir, "json_empty.json");
await assertThrowsAsync(async () => {
await readJson(emptyJsonFile);
});
});
test(async function readInvalidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_invalid.json");
await assertThrowsAsync(async () => {
await readJson(invalidJsonFile);
});
});
test(async function readValidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_valid_array.json");
const json = await readJson(invalidJsonFile);
assertEquals(json, ["1", "2", "3"]);
});
test(async function readValidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_valid_obj.json");
const json = await readJson(invalidJsonFile);
assertEquals(json, { key1: "value1", key2: "value2" });
});
test(function readJsonFileNotExistsSync() {
const emptyJsonFile = path.join(testdataDir, "json_not_exists.json");
assertThrows(() => {
readJsonSync(emptyJsonFile);
});
});
test(function readEmptyJsonFileSync() {
const emptyJsonFile = path.join(testdataDir, "json_empty.json");
assertThrows(() => {
readJsonSync(emptyJsonFile);
});
});
test(function readInvalidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_invalid.json");
assertThrows(() => {
readJsonSync(invalidJsonFile);
});
});
test(function readValidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_valid_array.json");
const json = readJsonSync(invalidJsonFile);
assertEquals(json, ["1", "2", "3"]);
});
test(function readValidJsonFile() {
const invalidJsonFile = path.join(testdataDir, "json_valid_obj.json");
const json = readJsonSync(invalidJsonFile);
assertEquals(json, { key1: "value1", key2: "value2" });
});