1 files changed, 79 insertions, 0 deletions
diff --git a/intl/uconv/tests/unit/test_bug715319.gb2312.js b/intl/uconv/tests/unit/test_bug715319.gb2312.js
new file mode 100644
index 000000000..9bb12e4f1
--- /dev/null
+++ b/intl/uconv/tests/unit/test_bug715319.gb2312.js
@@ -0,0 +1,79 @@
+const charset = "GB2312";
+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 == 0) {
+	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 IsASCII(charCode) {
+    return (charCode <= 0x7e);
+}
+
+function test(inString) {
+    var outString = gConverter.ConvertToUnicode(inString) +
+	            gConverter.Finish();
+
+    var outLen = outString.length;
+    for (var pos = 1; pos < 3; ++pos) {
+	outPos = outLen - (9 - pos);
+	if (outPos < 0) {
+	    outPos = 0;
+	}
+	c0 = inString.charCodeAt(0);
+	c1 = inString.charCodeAt(1);
+	c2 = inString.charCodeAt(2);
+	c3 = inString.charCodeAt(3);
+	if (IsASCII(inString.charCodeAt(pos)) && 
+	    !(outString.charCodeAt(outPos) == inString.charCodeAt(pos) ||
+	      (outString.charCodeAt(outPos) != 0xFFFD) ||
+	      // legal 4 byte range
+	      (0x81 <= c0 && c0 <= 0xfe &&
+	       0x30 <= c1 && c1 <= 0x39 &&
+	       0x81 <= c2 && c2 <= 0xfe &&
+	       0x30 <= c3 && c3 <= 0x39))) {
+	    dump("pos = " + pos + "; outPos = " + outPos + "\n");
+	    error(inString, outString, "ASCII input eaten");
+	}
+    }
+}
+
+function run_test() {
+    gConverter = new ScriptableUnicodeConverter();
+    gConverter.charset = charset;
+
+    var byte1, byte2, byte3, byte4;
+
+    // 2-byte
+    for (byte1 = 1; byte1 < 0x100; ++byte1) {
+	for (byte2 = 1; byte2 < 0x100; ++byte2) {
+	    test(String.fromCharCode(byte1, byte2) + "    foo");
+	}
+    }
+    // 4-byte (limited)
+    for (byte1 = 0x80; byte1 < 0x90; ++byte1) {
+	for (byte2 = 0x20; byte2 < 0x40; ++byte2) {
+	    for (byte3 = 0x80; byte3 < 0x90; ++byte3) {
+		for (byte4 = 0x20; byte4 < 0x40; ++byte4) {
+		    test(String.fromCharCode(byte1, byte2, byte3, byte4) + "  foo");
+		}
+	    }
+	}
+    }
+}