1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/RegExp/replace-twoBytes.js b/js/src/tests/ecma_6/RegExp/replace-twoBytes.js
new file mode 100644
index 000000000..660677c9f
--- /dev/null
+++ b/js/src/tests/ecma_6/RegExp/replace-twoBytes.js
@@ -0,0 +1,44 @@
+var BUGNUMBER = 1269719;
+var summary = "RegExp.prototype[@@replace] should check latin1/twoBytes for all strings used in relate operation.";
+
+print(BUGNUMBER + ": " + summary);
+
+var ans = [
+  "[AB$2$3$]",
+  "[AB$2$3$]\u3048",
+  "[AB$2$3$]",
+  "[AB$2$3$]\u3048",
+  "[A\u3044$2$3$]",
+  "[A\u3044$2$3$]\u3048",
+  "[A\u3044$2$3$]",
+  "[A\u3044$2$3$]\u3048",
+  "[\u3042B$2$3$]",
+  "[\u3042B$2$3$]\u3048",
+  "[\u3042B$2$3$]",
+  "[\u3042B$2$3$]\u3048",
+  "[\u3042\u3044$2$3$]",
+  "[\u3042\u3044$2$3$]\u3048",
+  "[\u3042\u3044$2$3$]",
+  "[\u3042\u3044$2$3$]\u3048",
+];
+var i = 0;
+for (var matched of ["A", "\u3042"]) {
+  for (var group1 of ["B", "\u3044"]) {
+    for (var string of ["C", "\u3046"]) {
+      for (var replacement of ["[$&$`$'$1$2$3$]", "[$&$`$'$1$2$3$]\u3048"]) {
+        var myRegExp = {
+          get exec() {
+            return function() {
+              return [matched, group1];
+            };
+          }
+        };
+        assertEq(RegExp.prototype[Symbol.replace].call(myRegExp, string, replacement), ans[i]);
+        i++;
+      }
+    }
+  }
+}
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);