const Cc = Components.classes; function makeURL(spec) { return Cc["@mozilla.org/network/io-service;1"]. getService(Components.interfaces.nsIIOService). newURI(spec, null, null). QueryInterface(Components.interfaces.nsIURL); } // Checks that nsIURL::GetRelativeSpec does what it claims to do. function run_test() { // Elements of tests have the form [this.spec, aURIToCompare.spec, expectedResult]. let tests = [ ["http://mozilla.org/", "http://www.mozilla.org/", "http://www.mozilla.org/"], ["http://mozilla.org/", "http://www.mozilla.org", "http://www.mozilla.org/"], ["http://foo.com/bar/", "http://foo.com:80/bar/", "" ], ["http://foo.com/", "http://foo.com/a.htm#b", "a.htm#b" ], ["http://foo.com/a/b/", "http://foo.com/c", "../../c" ], ["http://foo.com/a?b/c/", "http://foo.com/c" , "c" ], ["http://foo.com/a#b/c/", "http://foo.com/c" , "c" ], ["http://foo.com/a;p?b/c/", "http://foo.com/c" , "c" ], ["http://foo.com/a/b?c/d/", "http://foo.com/c", "../c" ], ["http://foo.com/a/b#c/d/", "http://foo.com/c", "../c" ], ["http://foo.com/a/b;p?c/d/", "http://foo.com/c", "../c" ], ["http://foo.com/a/b/c?d/e/", "http://foo.com/f", "../../f" ], ["http://foo.com/a/b/c#d/e/", "http://foo.com/f", "../../f" ], ["http://foo.com/a/b/c;p?d/e/", "http://foo.com/f", "../../f" ], ["http://foo.com/a?b/c/", "http://foo.com/c/d" , "c/d" ], ["http://foo.com/a#b/c/", "http://foo.com/c/d" , "c/d" ], ["http://foo.com/a;p?b/c/", "http://foo.com/c/d" , "c/d" ], ["http://foo.com/a/b?c/d/", "http://foo.com/c/d", "../c/d" ], ["http://foo.com/a/b#c/d/", "http://foo.com/c/d", "../c/d" ], ["http://foo.com/a/b;p?c/d/", "http://foo.com/c/d", "../c/d" ], ["http://foo.com/a/b/c?d/e/", "http://foo.com/f/g/", "../../f/g/" ], ["http://foo.com/a/b/c#d/e/", "http://foo.com/f/g/", "../../f/g/" ], ["http://foo.com/a/b/c;p?d/e/", "http://foo.com/f/g/", "../../f/g/" ], ]; for (var i = 0; i < tests.length; i++) { let url1 = makeURL(tests[i][0]); let url2 = makeURL(tests[i][1]); let expected = tests[i][2]; do_check_eq(expected, url1.getRelativeSpec(url2)); } }