Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
- Manifest: dom/system/tests/ioutils/chrome.toml
<!-- Any copyright is dedicated to the Public Domain.
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test the IOUtils file I/O API</title>
<script src="file_ioutils_test_fixtures.js"></script>
<script>
"use strict";
function octalFormat(n) {
let s = n.toString(8);
while (s.length < 3) {
s = `0${s}`;
}
return `0o${s}`;
}
async function check(method, path, prefix, type, perms) {
const filename = PathUtils.filename(path);
ok(filename.startsWith(prefix), `IOUtils.${method} uses the prefix`);
ok(await IOUtils.exists(path), `IOUtils.${method} creates a file`);
const stat = await IOUtils.stat(path);
is(stat.type, type, `IOUtils.${method} creates a "${type}" file`);
is(
octalFormat(stat.permissions),
octalFormat(perms),
`IOUtils.${method} creates a file with the correct permissions`
);
}
add_task(async function test_createUnique() {
const tempDir = PathUtils.join(
PathUtils.tempDir,
"test_createUnique.tmp.d"
);
const filesToChmod = [];
SimpleTest.registerCleanupFunction(async function test_createUnique_cleanup() {
for (const file of filesToChmod) {
if (await IOUtils.exists(file)) {
await IOUtils.setPermissions(file, 0o666);
}
}
await IOUtils.remove(tempDir, { recursive: true });
});
const isWindows = Services.appinfo.OS === "WINNT";
info("Creating a unique directory")
const dir = await IOUtils.createUniqueDirectory(tempDir, "unique-dir", 0o600);
await check("createUniqueDirectory", dir, "unique-dir", "directory", isWindows ? 0o666 : 0o600);
info("Creating a unique directory with the same prefix")
const dir2 = await IOUtils.createUniqueDirectory(tempDir, "unique-dir", 0o700);
await check("createUniqueDirectory", dir2, "unique-dir", "directory", isWindows ? 0o666 : 0o700);
ok(dir !== dir2, "IOUtils.createUniqueDirectory creates unique paths");
info("Creating a unique file");
const file = await IOUtils.createUniqueFile(tempDir, "unique-file", 0o641);
await check("createUniqueFile", file, "unique-file", "regular", isWindows ? 0o666 : 0o641);
info("Creating a unique file with the same prefix");
const file2 = await IOUtils.createUniqueFile(tempDir, "unique-file", 0o400);
filesToChmod.push(file2);
await check("createUniqueFile", file2, "unique-file", "regular", isWindows ? 0o444 : 0o400);
});
</script>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test"></pre>
</body>
</html>