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-rw-r--r--js/xpconnect/tests/unit/test_bug_442086.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/js/xpconnect/tests/unit/test_bug_442086.js b/js/xpconnect/tests/unit/test_bug_442086.js
new file mode 100644
index 000000000..8de098121
--- /dev/null
+++ b/js/xpconnect/tests/unit/test_bug_442086.js
@@ -0,0 +1,36 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Bug 442086 - XPConnect creates doubles without checking for
+// the INT_FITS_IN_JSVAL case
+
+var types = [
+ 'PRUint8',
+ 'PRUint16',
+ 'PRUint32',
+ 'PRUint64',
+ 'PRInt16',
+ 'PRInt32',
+ 'PRInt64',
+ 'float',
+ 'double'
+];
+
+function run_test()
+{
+ var i;
+ for (i = 0; i < types.length; i++) {
+ var name = types[i];
+ var cls = Components.classes["@mozilla.org/supports-" + name + ";1"];
+ var ifname = ("nsISupports" + name.charAt(0).toUpperCase() +
+ name.substring(1));
+ var f = cls.createInstance(Components.interfaces[ifname]);
+
+ f.data = 0;
+ switch (f.data) {
+ case 0: /*ok*/ break;
+ default: do_throw("FAILED - bug 442086 (type=" + name + ")");
+ }
+ }
+}