1 files changed, 109 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug593663-regexp.js b/js/src/jit-test/tests/basic/bug593663-regexp.js
new file mode 100644
index 000000000..10133c300
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug593663-regexp.js
@@ -0,0 +1,109 @@
+/* 
+ * Ensure that flat matches with metachars in them don't have their metachars
+ * interpreted as special.
+ */
+
+function isPatternSyntaxError(pattern) {
+    try {
+        new RegExp(pattern);
+        return false;
+    } catch (e if e instanceof SyntaxError) {
+        return true;
+    }
+}
+
+// Bug example.
+assertEq("1+2".replace("1+2", "$&+3"), "1+2+3");
+assertEq("1112".replace("1+2", ""), "1112");
+
+// ^
+assertEq("leading text^my hat".replace("^my hat", ""), "leading text");
+assertEq("my hat".replace("^my hat", ""), "my hat");
+
+// $
+assertEq("leading text$my money".replace("leading text$", ""), "my money");
+assertEq("leading text".replace("leading text$", ""), "leading text");
+
+// \
+var BSL = '\\';
+assertEq(("dir C:" + BSL + "Windoze").replace("C:" + BSL, ""),
+         "dir Windoze");
+assertEq(isPatternSyntaxError("C:" + BSL), true);
+
+// .
+assertEq("This is a sentence. It has words.".replace(".", "!"),
+         "This is a sentence! It has words.");
+assertEq("This is an unterminated sentence".replace(".", ""),
+         "This is an unterminated sentence");
+
+// *
+assertEq("Video killed the radio *".replace(" *", ""), "Video killed the radio");
+assertEq("aaa".replace("a*", ""), "aaa");
+
+// +
+assertEq("On the + side".replace(" +", ""), "On the side");
+assertEq("1111111111111".replace("1+", ""), "1111111111111");
+
+// \+
+assertEq(("Inverse cone head: " + BSL + "++/").replace(BSL + "+", ""),
+         "Inverse cone head: +/");
+assertEq((BSL + BSL + BSL).replace(BSL + "+", ""),
+         BSL + BSL + BSL);
+
+// \\+
+assertEq((BSL + BSL + "+").replace(BSL + BSL + "+", ""), "");
+assertEq((BSL + BSL + BSL).replace(BSL + BSL + "+", ""), (BSL + BSL + BSL));
+
+// \\\
+assertEq((BSL + BSL + BSL + BSL).replace(BSL + BSL + BSL, ""), BSL);
+assertEq(isPatternSyntaxError(BSL + BSL + BSL), true);
+
+// \\\\
+assertEq((BSL + BSL + BSL + BSL).replace(BSL + BSL + BSL + BSL, "", "i"), "");
+assertEq((BSL + BSL).replace(BSL + BSL + BSL + BSL, ""), BSL + BSL);
+
+
+// ?
+assertEq("Pressing question?".replace("?", "."), "Pressing question.");
+assertEq("a".replace("a?", ""), "a");
+
+// (
+assertEq("(a".replace("(", ""), "a");
+
+// )
+assertEq("a)".replace(")", ""), "a");
+
+// ( and )
+assertEq("(foo)".replace("(foo)", ""), "");
+assertEq("a".replace("(a)", ""), "a");
+
+// [
+assertEq("[a".replace("[", ""), "a");
+
+// ]
+assertEq("a]".replace("]", ""), "a");
+
+// [ and ]
+assertEq("a".replace("[a-z]", ""), "a");
+assertEq("You would write your regexp as [a-z]".replace("[a-z]", ""),
+         "You would write your regexp as ");
+
+// {
+assertEq("Numbers may be specified in the interval {1,100}".replace("{1,", ""),
+         "Numbers may be specified in the interval 100}");
+
+// }
+assertEq("Numbers may be specified in the interval {1,100}".replace(",100}", ""),
+         "Numbers may be specified in the interval {1");
+
+// { and }
+assertEq("Numbers may be specified in the interval {1,100}".replace(" {1,100}", ""),
+         "Numbers may be specified in the interval");
+assertEq("aaa".replace("a{1,10}", ""), "aaa");
+
+// |
+assertEq("Mr. Gorbachev|Tear down this wall!".replace("|Tear down this wall!", ""),
+         "Mr. Gorbachev");
+assertEq("foobar".replace("foo|bar", ""), "foobar");
+
+print("PASS");