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toolkit/components/osfile/tests/xpcshell/test_osfile_async_setPerms.js@6474c204b198 (annotated)

toolkit/components/osfile/tests/xpcshell/test_osfile_async_setPerms.js

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/* Any copyright is dedicated to the Public Domain.
michael@0	2	* http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0	3
michael@0	4	"use strict";
michael@0	5
michael@0	6	/**
michael@0	7	* A test to ensure that OS.File.setPermissions and
michael@0	8	* OS.File.prototype.setPermissions are all working correctly.
michael@0	9	* (see bug 1001849)
michael@0	10	* These functions are currently Unix-specific. The manifest skips
michael@0	11	* the test on Windows.
michael@0	12	*/
michael@0	13
michael@0	14	/**
michael@0	15	* Helper function for test logging: prints a POSIX file permission mode as an
michael@0	16	* octal number, with a leading '0' per C (not JS) convention. When the
michael@0	17	* numeric value is 0777 or lower, it is padded on the left with zeroes to
michael@0	18	* four digits wide.
michael@0	19	* Sample outputs: 0022, 0644, 04755.
michael@0	20	*/
michael@0	21	function format_mode(mode) {
michael@0	22	if (mode <= 0o777) {
michael@0	23	return ("0000" + mode.toString(8)).slice(-4);
michael@0	24	} else {
michael@0	25	return "0" + mode.toString(8);
michael@0	26	}
michael@0	27	}
michael@0	28
michael@0	29	/**
michael@0	30	* Use this function to compare two mode values; it prints both values as
michael@0	31	* octal numbers in the log.
michael@0	32	*/
michael@0	33	function do_check_modes_eq(left, right, text) {
michael@0	34	text = text + ": " + format_mode(left) + " === " + format_mode(right);
michael@0	35	do_report_result(left === right, text, Components.stack.caller, false);
michael@0	36	}
michael@0	37
michael@0	38	const _umask = OS.Constants.Sys.umask;
michael@0	39	do_print("umask: " + format_mode(_umask));
michael@0	40
michael@0	41	/**
michael@0	42	* Compute the mode that a file should have after applying the umask,
michael@0	43	* whatever it happens to be.
michael@0	44	*/
michael@0	45	function apply_umask(mode) {
michael@0	46	return mode & ~_umask;
michael@0	47	}
michael@0	48
michael@0	49	// Test application to paths.
michael@0	50	add_task(function*() {
michael@0	51	let path = OS.Path.join(OS.Constants.Path.tmpDir,
michael@0	52	"test_osfile_async_setPerms_nonproto.tmp");
michael@0	53	yield OS.File.writeAtomic(path, new Uint8Array(1));
michael@0	54
michael@0	55	try {
michael@0	56	let stat;
michael@0	57
michael@0	58	yield OS.File.setPermissions(path, {unixMode: 0o4777});
michael@0	59	stat = yield OS.File.stat(path);
michael@0	60	do_check_modes_eq(stat.unixMode, 0o4777,
michael@0	61	"setPermissions(path, 04777)");
michael@0	62
michael@0	63	yield OS.File.setPermissions(path, {unixMode: 0o4777,
michael@0	64	unixHonorUmask: true});
michael@0	65	stat = yield OS.File.stat(path);
michael@0	66	do_check_modes_eq(stat.unixMode, apply_umask(0o4777),
michael@0	67	"setPermissions(path, 04777&~umask)");
michael@0	68
michael@0	69	yield OS.File.setPermissions(path);
michael@0	70	stat = yield OS.File.stat(path);
michael@0	71	do_check_modes_eq(stat.unixMode, apply_umask(0o666),
michael@0	72	"setPermissions(path, {})");
michael@0	73
michael@0	74	yield OS.File.setPermissions(path, {unixMode: 0});
michael@0	75	stat = yield OS.File.stat(path);
michael@0	76	do_check_modes_eq(stat.unixMode, 0,
michael@0	77	"setPermissions(path, 0000)");
michael@0	78
michael@0	79	} finally {
michael@0	80	yield OS.File.remove(path);
michael@0	81	}
michael@0	82	});
michael@0	83
michael@0	84	// Test application to open files.
michael@0	85	add_task(function*() {
michael@0	86	// First, create a file we can mess with.
michael@0	87	let path = OS.Path.join(OS.Constants.Path.tmpDir,
michael@0	88	"test_osfile_async_setDates_proto.tmp");
michael@0	89	yield OS.File.writeAtomic(path, new Uint8Array(1));
michael@0	90
michael@0	91	try {
michael@0	92	let fd = yield OS.File.open(path, {write: true});
michael@0	93	let stat;
michael@0	94
michael@0	95	yield fd.setPermissions({unixMode: 0o4777});
michael@0	96	stat = yield fd.stat();
michael@0	97	do_check_modes_eq(stat.unixMode, 0o4777,
michael@0	98	"fd.setPermissions(04777)");
michael@0	99
michael@0	100	yield fd.setPermissions({unixMode: 0o4777, unixHonorUmask: true});
michael@0	101	stat = yield fd.stat();
michael@0	102	do_check_modes_eq(stat.unixMode, apply_umask(0o4777),
michael@0	103	"fd.setPermissions(04777&~umask)");
michael@0	104
michael@0	105	yield fd.setPermissions();
michael@0	106	stat = yield fd.stat();
michael@0	107	do_check_modes_eq(stat.unixMode, apply_umask(0o666),
michael@0	108	"fd.setPermissions({})");
michael@0	109
michael@0	110	yield fd.setPermissions({unixMode: 0});
michael@0	111	stat = yield fd.stat();
michael@0	112	do_check_modes_eq(stat.unixMode, 0,
michael@0	113	"fd.setPermissions(0000)");
michael@0	114
michael@0	115	yield fd.close();
michael@0	116	} finally {
michael@0	117	yield OS.File.remove(path);
michael@0	118	}
michael@0	119	});
michael@0	120
michael@0	121	function run_test() {
michael@0	122	run_next_test();
michael@0	123	}