michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: Components.utils.import("resource://gre/modules/osfile.jsm");
michael@0: 
michael@0: function run_test() {
michael@0:   run_next_test();
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Test OS.File.open for reading:
michael@0:  * - with an existing file (should succeed);
michael@0:  * - with a non-existing file (should fail);
michael@0:  * - with inconsistent arguments (should fail).
michael@0:  */
michael@0: add_task(function() {
michael@0:   // Attempt to open a file that does not exist, ensure that it yields the
michael@0:   // appropriate error.
michael@0:   try {
michael@0:     let fd = yield OS.File.open(OS.Path.join(".", "This file does not exist"));
michael@0:     do_check_true(false, "File opening 1 succeeded (it should fail)");
michael@0:   } catch (err if err instanceof OS.File.Error && err.becauseNoSuchFile) {
michael@0:     do_print("File opening 1 failed " + err);
michael@0:   }
michael@0: 
michael@0:   // Attempt to open a file with the wrong args, so that it fails before
michael@0:   // serialization, ensure that it yields the appropriate error.
michael@0:   do_print("Attempting to open a file with wrong arguments");
michael@0:   try {
michael@0:     let fd = yield OS.File.open(1, 2, 3);
michael@0:     do_check_true(false, "File opening 2 succeeded (it should fail)" + fd);
michael@0:   } catch (err) {
michael@0:     do_print("File opening 2 failed " + err);
michael@0:     do_check_false(err instanceof OS.File.Error,
michael@0:                    "File opening 2 returned something that is not a file error");
michael@0:     do_check_true(err.constructor.name == "TypeError",
michael@0:                   "File opening 2 returned a TypeError");
michael@0:   }
michael@0: 
michael@0:   // Attempt to open a file correctly
michael@0:   do_print("Attempting to open a file correctly");
michael@0:   let openedFile = yield OS.File.open(OS.Path.join(do_get_cwd().path, "test_open.js"));
michael@0:   do_print("File opened correctly");
michael@0: 
michael@0:   do_print("Attempting to close a file correctly");
michael@0:   yield openedFile.close();
michael@0: 
michael@0:   do_print("Attempting to close a file again");
michael@0:   yield openedFile.close();
michael@0: });
michael@0: 
michael@0: /**
michael@0:  * Test the error thrown by OS.File.open when attempting to open a directory
michael@0:  * that does not exist.
michael@0:  */
michael@0: add_task(function test_error_attributes () {
michael@0: 
michael@0:   let dir = OS.Path.join(do_get_profile().path, "test_osfileErrorAttrs");
michael@0:   let fpath = OS.Path.join(dir, "test_error_attributes.txt");
michael@0: 
michael@0:   try {
michael@0:     yield OS.File.open(fpath, {truncate: true}, {});
michael@0:     do_check_true(false, "Opening path suceeded (it should fail) " + fpath);
michael@0:   } catch (err) {
michael@0:     do_check_true(err instanceof OS.File.Error);
michael@0:     do_check_true(err.becauseNoSuchFile);
michael@0:   }
michael@0: });