michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: 
michael@0: const Ci = Components.interfaces;
michael@0: 
michael@0: function do_check_true(cond, text) {
michael@0:   // we don't have the test harness' utilities in this scope, so we need this
michael@0:   // little helper. In the failure case, the exception is propagated to the
michael@0:   // caller in the main run_test() function, and the test fails.
michael@0:   if (!cond)
michael@0:     throw "Failed check: " + text;
michael@0: }
michael@0: 
michael@0: function FileComponent() {
michael@0:   this.wrappedJSObject = this;
michael@0: }
michael@0: FileComponent.prototype =
michael@0: {
michael@0:   doTest: function() {
michael@0:     // throw if anything goes wrong
michael@0: 
michael@0:     // find the current directory path
michael@0:     var file = Components.classes["@mozilla.org/file/directory_service;1"]
michael@0:                .getService(Ci.nsIProperties)
michael@0:                .get("CurWorkD", Ci.nsIFile);
michael@0:     file.append("xpcshell.ini");
michael@0: 
michael@0:     // should be able to construct a file
michael@0:     var f1 = File(file.path);
michael@0:     // with either constructor syntax
michael@0:     var f2 = new File(file.path);
michael@0:     // and with nsIFiles
michael@0:     var f3 = File(file);
michael@0:     var f4 = new File(file);
michael@0: 
michael@0:     // do some tests
michael@0:     do_check_true(f1 instanceof Ci.nsIDOMFile, "Should be a DOM File");
michael@0:     do_check_true(f2 instanceof Ci.nsIDOMFile, "Should be a DOM File");
michael@0:     do_check_true(f3 instanceof Ci.nsIDOMFile, "Should be a DOM File");
michael@0:     do_check_true(f4 instanceof Ci.nsIDOMFile, "Should be a DOM File");
michael@0: 
michael@0:     do_check_true(f1.name == "xpcshell.ini", "Should be the right file");
michael@0:     do_check_true(f2.name == "xpcshell.ini", "Should be the right file");
michael@0:     do_check_true(f3.name == "xpcshell.ini", "Should be the right file");
michael@0:     do_check_true(f4.name == "xpcshell.ini", "Should be the right file");
michael@0: 
michael@0:     do_check_true(f1.type == "", "Should be the right type");
michael@0:     do_check_true(f2.type == "", "Should be the right type");
michael@0:     do_check_true(f3.type == "", "Should be the right type");
michael@0:     do_check_true(f4.type == "", "Should be the right type");
michael@0: 
michael@0:     var threw = false;
michael@0:     try {
michael@0:       // Needs a ctor argument
michael@0:       var f7 = File();
michael@0:     } catch (e) {
michael@0:       threw = true;
michael@0:     }
michael@0:     do_check_true(threw, "No ctor arguments should throw");
michael@0: 
michael@0:     var threw = false;
michael@0:     try {
michael@0:       // Needs a valid ctor argument
michael@0:       var f7 = File(Date(132131532));
michael@0:     } catch (e) {
michael@0:       threw = true;
michael@0:     }
michael@0:     do_check_true(threw, "Passing a random object should fail");
michael@0: 
michael@0:     var threw = false
michael@0:     try {
michael@0:       // Directories fail
michael@0:       var dir = Components.classes["@mozilla.org/file/directory_service;1"]
michael@0:                           .getService(Ci.nsIProperties)
michael@0:                           .get("CurWorkD", Ci.nsIFile);
michael@0:       var f7 = File(dir)
michael@0:     } catch (e) {
michael@0:       threw = true;
michael@0:     }
michael@0:     do_check_true(threw, "Can't create a File object for a directory");
michael@0: 
michael@0:     return true;
michael@0:   },
michael@0: 
michael@0:   // nsIClassInfo + information for XPCOM registration code in XPCOMUtils.jsm
michael@0:   classDescription: "File in components scope code",
michael@0:   classID: Components.ID("{da332370-91d4-464f-a730-018e14769cab}"),
michael@0:   contractID: "@mozilla.org/tests/component-file;1",
michael@0: 
michael@0:   // nsIClassInfo
michael@0:   implementationLanguage: Components.interfaces.nsIProgrammingLanguage.JAVASCRIPT,
michael@0:   flags: 0,
michael@0: 
michael@0:   getInterfaces: function getInterfaces(aCount) {
michael@0:     var interfaces = [Components.interfaces.nsIClassInfo];
michael@0:     aCount.value = interfaces.length;
michael@0:     return interfaces;
michael@0:   },
michael@0: 
michael@0:   getHelperForLanguage: function getHelperForLanguage(aLanguage) {
michael@0:     return null;
michael@0:   },
michael@0: 
michael@0:   // nsISupports
michael@0:   QueryInterface: XPCOMUtils.generateQI([Components.interfaces.nsIClassInfo])
michael@0: };
michael@0: 
michael@0: var gComponentsArray = [FileComponent];
michael@0: this.NSGetFactory = XPCOMUtils.generateNSGetFactory(gComponentsArray);