1 files changed, 105 insertions, 0 deletions
diff --git a/netwerk/cookie/test/unit/test_baseDomain_publicsuffix.js b/netwerk/cookie/test/unit/test_baseDomain_publicsuffix.js
new file mode 100644
index 0000000000..94f01b778e
--- /dev/null
+++ b/netwerk/cookie/test/unit/test_baseDomain_publicsuffix.js
@@ -0,0 +1,105 @@
+"use strict";
+
+add_task(async () => {
+  const HOST = "www.bbc.co.uk";
+  Assert.equal(
+    Services.eTLD.getBaseDomainFromHost(HOST),
+    "bbc.co.uk",
+    "Sanity check: HOST is an eTLD + 1 with subdomain"
+  );
+
+  const tests = [
+    {
+      // Correct baseDomain: eTLD + 1.
+      baseDomain: "bbc.co.uk",
+      name: "originally_bbc_co_uk",
+    },
+    {
+      // Incorrect baseDomain: Part of public suffix list.
+      baseDomain: "uk",
+      name: "originally_uk",
+    },
+    {
+      // Incorrect baseDomain: Part of public suffix list.
+      baseDomain: "co.uk",
+      name: "originally_co_uk",
+    },
+    {
+      // Incorrect baseDomain: eTLD + 2.
+      baseDomain: "www.bbc.co.uk",
+      name: "originally_www_bbc_co_uk",
+    },
+  ];
+
+  do_get_profile();
+
+  let dbFile = Services.dirsvc.get("ProfD", Ci.nsIFile);
+  dbFile.append("cookies.sqlite");
+  let conn = Services.storage.openDatabase(dbFile);
+
+  conn.schemaVersion = 10;
+  conn.executeSimpleSQL("DROP TABLE IF EXISTS moz_cookies");
+  conn.executeSimpleSQL(
+    "CREATE TABLE moz_cookies (" +
+      "id INTEGER PRIMARY KEY, " +
+      "baseDomain TEXT, " +
+      "originAttributes TEXT NOT NULL DEFAULT '', " +
+      "name TEXT, " +
+      "value TEXT, " +
+      "host TEXT, " +
+      "path TEXT, " +
+      "expiry INTEGER, " +
+      "lastAccessed INTEGER, " +
+      "creationTime INTEGER, " +
+      "isSecure INTEGER, " +
+      "isHttpOnly INTEGER, " +
+      "inBrowserElement INTEGER DEFAULT 0, " +
+      "sameSite INTEGER DEFAULT 0, " +
+      "rawSameSite INTEGER DEFAULT 0, " +
+      "CONSTRAINT moz_uniqueid UNIQUE (name, host, path, originAttributes)" +
+      ")"
+  );
+
+  function addCookie(baseDomain, host, name) {
+    conn.executeSimpleSQL(
+      "INSERT INTO moz_cookies(" +
+        "baseDomain, host, name, value, path, expiry, " +
+        "lastAccessed, creationTime, isSecure, isHttpOnly) VALUES (" +
+        `'${baseDomain}', '${host}', '${name}', 'thevalue', '/', ` +
+        (Date.now() + 3600000) +
+        "," +
+        Date.now() +
+        "," +
+        Date.now() +
+        ", 1, 1)"
+    );
+  }
+
+  // Prepare the database.
+  for (let { baseDomain, name } of tests) {
+    addCookie(baseDomain, HOST, name);
+  }
+  // Domain cookies are not supported for IP addresses.
+  addCookie("127.0.0.1", ".127.0.0.1", "invalid_host");
+  conn.close();
+
+  let cs = Services.cookies;
+
+  // Count excludes the invalid_host cookie.
+  Assert.equal(cs.cookies.length, tests.length, "Expected number of cookies");
+
+  // Check whether the database has the expected value,
+  // despite the incorrect baseDomain.
+  for (let { name } of tests) {
+    Assert.ok(
+      cs.cookieExists(HOST, "/", name, {}),
+      "Should find cookie with name: " + name
+    );
+  }
+
+  Assert.equal(
+    cs.cookieExists("127.0.0.1", "/", "invalid_host", {}),
+    false,
+    "Should ignore database row with invalid host name"
+  );
+});