From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../downloads/tests/unit/test_DownloadPaths.js | 131 +++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 toolkit/mozapps/downloads/tests/unit/test_DownloadPaths.js (limited to 'toolkit/mozapps/downloads/tests/unit/test_DownloadPaths.js') diff --git a/toolkit/mozapps/downloads/tests/unit/test_DownloadPaths.js b/toolkit/mozapps/downloads/tests/unit/test_DownloadPaths.js new file mode 100644 index 000000000..77249169d --- /dev/null +++ b/toolkit/mozapps/downloads/tests/unit/test_DownloadPaths.js @@ -0,0 +1,131 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80 filetype=javascript: */ +/* ***** BEGIN LICENSE BLOCK ***** + * + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ + * + * ***** END LICENSE BLOCK ***** */ + +/** + * Tests for the "DownloadPaths.jsm" JavaScript module. + */ + +var Cc = Components.classes; +var Ci = Components.interfaces; +var Cu = Components.utils; +var Cr = Components.results; + +Cu.import("resource://gre/modules/DownloadPaths.jsm"); + +/** + * Provides a temporary save directory. + * + * @returns nsIFile pointing to the new or existing directory. + */ +function createTemporarySaveDirectory() +{ + var saveDir = Cc["@mozilla.org/file/directory_service;1"]. + getService(Ci.nsIProperties).get("TmpD", Ci.nsIFile); + saveDir.append("testsavedir"); + if (!saveDir.exists()) { + saveDir.create(Ci.nsIFile.DIRECTORY_TYPE, 0o755); + } + return saveDir; +} + +function testSplitBaseNameAndExtension(aLeafName, [aBase, aExt]) +{ + var [base, ext] = DownloadPaths.splitBaseNameAndExtension(aLeafName); + do_check_eq(base, aBase); + do_check_eq(ext, aExt); + + // If we modify the base name and concatenate it with the extension again, + // another roundtrip through the function should give a consistent result. + // The only exception is when we introduce an extension in a file name that + // didn't have one or that ended with one of the special cases like ".gz". If + // we avoid using a dot and we introduce at least another special character, + // the results are always consistent. + [base, ext] = DownloadPaths.splitBaseNameAndExtension("(" + base + ")" + ext); + do_check_eq(base, "(" + aBase + ")"); + do_check_eq(ext, aExt); +} + +function testCreateNiceUniqueFile(aTempFile, aExpectedLeafName) +{ + var createdFile = DownloadPaths.createNiceUniqueFile(aTempFile); + do_check_eq(createdFile.leafName, aExpectedLeafName); +} + +function run_test() +{ + // Usual file names. + testSplitBaseNameAndExtension("base", ["base", ""]); + testSplitBaseNameAndExtension("base.ext", ["base", ".ext"]); + testSplitBaseNameAndExtension("base.application", ["base", ".application"]); + testSplitBaseNameAndExtension("base.x.Z", ["base", ".x.Z"]); + testSplitBaseNameAndExtension("base.ext.Z", ["base", ".ext.Z"]); + testSplitBaseNameAndExtension("base.ext.gz", ["base", ".ext.gz"]); + testSplitBaseNameAndExtension("base.ext.Bz2", ["base", ".ext.Bz2"]); + testSplitBaseNameAndExtension("base..ext", ["base.", ".ext"]); + testSplitBaseNameAndExtension("base..Z", ["base.", ".Z"]); + testSplitBaseNameAndExtension("base. .Z", ["base. ", ".Z"]); + testSplitBaseNameAndExtension("base.base.Bz2", ["base.base", ".Bz2"]); + testSplitBaseNameAndExtension("base .ext", ["base ", ".ext"]); + + // Corner cases. A name ending with a dot technically has no extension, but + // we consider the ending dot separately from the base name so that modifying + // the latter never results in an extension being introduced accidentally. + // Names beginning with a dot are hidden files on Unix-like platforms and if + // their name doesn't contain another dot they should have no extension, but + // on Windows the whole name is considered as an extension. + testSplitBaseNameAndExtension("base.", ["base", "."]); + testSplitBaseNameAndExtension(".ext", ["", ".ext"]); + + // Unusual file names (not recommended as input to the function). + testSplitBaseNameAndExtension("base. ", ["base", ". "]); + testSplitBaseNameAndExtension("base ", ["base ", ""]); + testSplitBaseNameAndExtension("", ["", ""]); + testSplitBaseNameAndExtension(" ", [" ", ""]); + testSplitBaseNameAndExtension(" . ", [" ", ". "]); + testSplitBaseNameAndExtension(" .. ", [" .", ". "]); + testSplitBaseNameAndExtension(" .ext", [" ", ".ext"]); + testSplitBaseNameAndExtension(" .ext. ", [" .ext", ". "]); + testSplitBaseNameAndExtension(" .ext.gz ", [" .ext", ".gz "]); + + var destDir = createTemporarySaveDirectory(); + try { + // Single extension. + var tempFile = destDir.clone(); + tempFile.append("test.txt"); + testCreateNiceUniqueFile(tempFile, "test.txt"); + testCreateNiceUniqueFile(tempFile, "test(1).txt"); + testCreateNiceUniqueFile(tempFile, "test(2).txt"); + + // Double extension. + tempFile.leafName = "test.tar.gz"; + testCreateNiceUniqueFile(tempFile, "test.tar.gz"); + testCreateNiceUniqueFile(tempFile, "test(1).tar.gz"); + testCreateNiceUniqueFile(tempFile, "test(2).tar.gz"); + + // Test automatic shortening of long file names. We don't know exactly how + // many characters are removed, because it depends on the name of the folder + // where the file is located. + tempFile.leafName = new Array(256).join("T") + ".txt"; + var newFile = DownloadPaths.createNiceUniqueFile(tempFile); + do_check_true(newFile.leafName.length < tempFile.leafName.length); + do_check_eq(newFile.leafName.slice(-4), ".txt"); + + // Creating a valid file name from an invalid one is not always possible. + tempFile.append("file-under-long-directory.txt"); + try { + DownloadPaths.createNiceUniqueFile(tempFile); + do_throw("Exception expected with a long parent directory name.") + } catch (e) { + // An exception is expected, but we don't know which one exactly. + } + } finally { + // Clean up the temporary directory. + destDir.remove(true); + } +} -- cgit v1.2.3