1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/ch09/9.2/9.2.2.js b/js/src/tests/test262/intl402/ch09/9.2/9.2.2.js
new file mode 100644
index 000000000..cb74eaad2
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+++ b/js/src/tests/test262/intl402/ch09/9.2/9.2.2.js
@@ -0,0 +1,45 @@
+// Copyright 2012 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * @description Tests that locales that are reported by resolvedOptions
+ *     are also reported by supportedLocalesOf.
+ * @author Norbert Lindenberg
+ */
+
+$INCLUDE("testIntl.js");
+
+testWithIntlConstructors(function (Constructor) {
+    var info = getLocaleSupportInfo(Constructor);
+    // this test should work equally for both matching algorithms
+    ["lookup", "best fit"].forEach(function (matcher) {
+        var supportedByConstructor = info.supported.concat(info.byFallback);
+        var supported = Constructor.supportedLocalesOf(supportedByConstructor,
+            {localeMatcher: matcher});
+        // we could check the length first, but it's probably more interesting which locales are missing
+        var i = 0;
+        var limit = Math.min(supportedByConstructor.length, supported.length);
+        while (i < limit && supportedByConstructor[i] === supported[i]) {
+            i++;
+        }
+        if (i < supportedByConstructor.length) {
+            $ERROR("Locale " + supportedByConstructor[i] +
+                " is returned by resolvedOptions but not by supportedLocalesOf.");
+        } else if (i < supported.length) {
+            $ERROR("Locale " + supported[i] +
+                " is returned by supportedLocalesOf but not by resolvedOptions.");
+        }
+    });
+    
+    // this test is only valid for lookup - best fit may find additional locales supported
+    var unsupportedByConstructor = info.unsupported;
+    var supported = Constructor.supportedLocalesOf(unsupportedByConstructor,
+            {localeMatcher: "lookup"});
+    if (supported.length > 0) {
+        $ERROR("Locale " + supported[0] +
+            " is returned by supportedLocalesOf but not by resolvedOptions.");
+    }
+
+    return true;
+});
+