1 files changed, 92 insertions, 0 deletions
diff --git a/intl/uconv/tests/unit/test_bug381412.euc_jp.js b/intl/uconv/tests/unit/test_bug381412.euc_jp.js
new file mode 100644
index 0000000000..7e07eb9e69
--- /dev/null
+++ b/intl/uconv/tests/unit/test_bug381412.euc_jp.js
@@ -0,0 +1,92 @@
+const charset = "EUC-JP";
+const ScriptableUnicodeConverter = Components.Constructor(
+  "@mozilla.org/intl/scriptableunicodeconverter",
+  "nsIScriptableUnicodeConverter"
+);
+var gConverter;
+
+function error(inString, outString, msg) {
+  var dispIn = "";
+  var dispOut = "";
+  var i;
+  for (i = 0; i < inString.length; ++i) {
+    dispIn += " x" + inString.charCodeAt(i).toString(16);
+  }
+  if (!outString.length) {
+    dispOut = "<empty>";
+  } else {
+    for (i = 0; i < outString.length; ++i) {
+      dispOut += " x" + outString.charCodeAt(i).toString(16);
+    }
+  }
+  dump('"' + dispIn + '" ==> "' + dispOut + '"\n');
+  do_throw("security risk: " + msg);
+}
+
+function test(inString) {
+  var outString = gConverter.ConvertToUnicode(inString) + gConverter.Finish();
+
+  switch (outString.length) {
+    case 0:
+    case 1:
+    case 2:
+      error(inString, outString, "Unexpected error");
+      break;
+    case 3:
+      error(inString, outString, "3 byte sequence eaten");
+      break;
+    case 4:
+      if (
+        outString.charCodeAt(0) < 0x80 &&
+        outString.charCodeAt(1) < 0x80 &&
+        outString.charCodeAt(2) < 0x80 &&
+        outString.charCodeAt(3) < 0x80
+      ) {
+        error(inString, outString, "3 byte sequence converted to 1 ASCII");
+      }
+      break;
+    case 5:
+      if (
+        outString != inString &&
+        outString.charCodeAt(0) < 0x80 &&
+        outString.charCodeAt(1) < 0x80 &&
+        outString.charCodeAt(2) < 0x80 &&
+        outString.charCodeAt(3) < 0x80 &&
+        outString.charCodeAt(4) < 0x80
+      ) {
+        error(inString, outString, "3 byte sequence converted to 2 ASCII");
+      }
+      break;
+    case 6:
+      if (
+        outString != inString &&
+        outString.charCodeAt(0) < 0x80 &&
+        outString.charCodeAt(1) < 0x80 &&
+        outString.charCodeAt(2) < 0x80 &&
+        outString.charCodeAt(3) < 0x80 &&
+        outString.charCodeAt(4) < 0x80 &&
+        outString.charCodeAt(5) < 0x80
+      ) {
+        error(inString, outString, "3 byte sequence converted to 3 ASCII");
+      }
+      break;
+  }
+}
+
+function run_test() {
+  gConverter = new ScriptableUnicodeConverter();
+  gConverter.charset = charset;
+
+  var byte1, byte2, byte3;
+  for (byte1 = 1; byte1 < 0x100; ++byte1) {
+    for (byte2 = 1; byte2 < 0x100; ++byte2) {
+      if (byte1 == 0x8f) {
+        for (byte3 = 1; byte3 < 0x100; ++byte3) {
+          test(String.fromCharCode(byte1, byte2, byte3) + "foo");
+        }
+      } else {
+        test(String.fromCharCode(byte1, byte2) + " foo");
+      }
+    }
+  }
+}