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-rw-r--r--js/src/jit-test/tests/basic/testLocaleCompare.js8
1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testLocaleCompare.js b/js/src/jit-test/tests/basic/testLocaleCompare.js
new file mode 100644
index 0000000000..e9428b2c6f
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testLocaleCompare.js
@@ -0,0 +1,8 @@
+assertEq("undefined".localeCompare(), 0);
+assertEq("a".localeCompare(), "a".localeCompare("undefined"));
+assertEq("a".localeCompare("b"), -1);
+assertEq("a".localeCompare("b", "en"), -1);
+assertEq("b".localeCompare("a"), 1);
+assertEq("b".localeCompare("a", "en"), 1);
+assertEq("a".localeCompare("a"), 0);
+assertEq("a".localeCompare("a", "en"), 0);