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Test Info:

"use strict";
const PR_RDONLY = 0x1;
var idn = Cc["@mozilla.org/network/idn-service;1"].getService(Ci.nsIIDNService);
function run_test() {
var fis = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(
Ci.nsIFileInputStream
);
fis.init(
do_get_file("effective_tld_names.dat"),
PR_RDONLY,
0o444,
Ci.nsIFileInputStream.CLOSE_ON_EOF
);
var lis = Cc["@mozilla.org/intl/converter-input-stream;1"].createInstance(
Ci.nsIConverterInputStream
);
lis.init(fis, "UTF-8", 1024, 0);
lis.QueryInterface(Ci.nsIUnicharLineInputStream);
var out = { value: "" };
do {
var more = lis.readLine(out);
var line = out.value;
line = line.replace(/^\s+/, "");
var firstTwo = line.substring(0, 2); // a misnomer, but whatever
if (firstTwo == "" || firstTwo == "//") {
continue;
}
var space = line.search(/[ \t]/);
line = line.substring(0, space == -1 ? line.length : space);
if ("*." == firstTwo) {
let rest = line.substring(2);
checkPublicSuffix(
"foo.SUPER-SPECIAL-AWESOME-PREFIX." + rest,
"SUPER-SPECIAL-AWESOME-PREFIX." + rest
);
} else if ("!" == line.charAt(0)) {
checkPublicSuffix(
line.substring(1),
line.substring(line.indexOf(".") + 1)
);
} else {
checkPublicSuffix("SUPER-SPECIAL-AWESOME-PREFIX." + line, line);
}
} while (more);
}
function checkPublicSuffix(host, expectedSuffix) {
expectedSuffix = idn.convertUTF8toACE(expectedSuffix).toLowerCase();
var actualSuffix = Services.eTLD.getPublicSuffixFromHost(host);
Assert.equal(actualSuffix, expectedSuffix);
}