fune/browser/components/backup/tests/xpcshell/test_BackupResource.js

77 lines
2.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
const { bytesToFuzzyKilobytes } = ChromeUtils.importESModule(
"resource:///modules/backup/BackupResource.sys.mjs"
);
const EXPECTED_KILOBYTES_FOR_XULSTORE = 1;
/**
* Tests that BackupService.getFileSize will get the size of a file in kilobytes.
*/
add_task(async function test_getFileSize() {
let file = do_get_file("data/test_xulstore.json");
let testFilePath = PathUtils.join(PathUtils.profileDir, "test_xulstore.json");
await IOUtils.copy(file.path, PathUtils.profileDir);
let size = await BackupResource.getFileSize(testFilePath);
Assert.equal(
size,
EXPECTED_KILOBYTES_FOR_XULSTORE,
"Size of the test_xulstore.json is rounded up to the nearest kilobyte."
);
await IOUtils.remove(testFilePath);
});
/**
* Tests that BackupService.getDirectorySize will get the total size of all the files in a directory and it's children in kilobytes.
*/
add_task(async function test_getDirectorySize() {
let file = do_get_file("data/test_xulstore.json");
// Create a test directory with the test json file in it.
let testDir = PathUtils.join(PathUtils.profileDir, "testDir");
await IOUtils.makeDirectory(testDir);
await IOUtils.copy(file.path, testDir);
// Create another test directory inside of that one.
let nestedTestDir = PathUtils.join(testDir, "testDir");
await IOUtils.makeDirectory(nestedTestDir);
await IOUtils.copy(file.path, nestedTestDir);
let size = await BackupResource.getDirectorySize(testDir);
Assert.equal(
size,
EXPECTED_KILOBYTES_FOR_XULSTORE * 2,
`Total size of the directory is rounded up to the nearest kilobyte
and is equal to twice the size of the test_xulstore.json file`
);
await IOUtils.remove(testDir, { recursive: true });
});
/**
* Tests that bytesToFuzzyKilobytes will convert bytes to kilobytes
* and round up to the nearest tenth kilobyte.
*/
add_task(async function test_bytesToFuzzyKilobytes() {
let largeSize = bytesToFuzzyKilobytes(1234000);
Assert.equal(
largeSize,
1230,
"1234 bytes is rounded up to the nearest tenth kilobyte, 1230"
);
let smallSize = bytesToFuzzyKilobytes(3);
Assert.equal(smallSize, 1, "Sizes under 10 kilobytes return 1 kilobyte");
});