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-rw-r--r--js/src/tests/ecma_6/RegExp/search-trace.js76
1 files changed, 76 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/RegExp/search-trace.js b/js/src/tests/ecma_6/RegExp/search-trace.js
new file mode 100644
index 000000000..ef14514c6
--- /dev/null
+++ b/js/src/tests/ecma_6/RegExp/search-trace.js
@@ -0,0 +1,76 @@
+var BUGNUMBER = 887016;
+var summary = "Trace RegExp.prototype[@@search] behavior.";
+
+print(BUGNUMBER + ": " + summary);
+
+var n;
+var log;
+var target;
+
+var execResult;
+var lastIndexResult;
+var lastIndexExpected;
+
+function P(index) {
+ return new Proxy({ index }, {
+ get(that, name) {
+ log += "get:result[" + name + "],";
+ return that[name];
+ }
+ });
+}
+
+var myRegExp = {
+ get lastIndex() {
+ log += "get:lastIndex,";
+ return lastIndexResult[n];
+ },
+ set lastIndex(v) {
+ log += "set:lastIndex,";
+ assertEq(v, lastIndexExpected[n]);
+ },
+ get exec() {
+ log += "get:exec,";
+ return function(S) {
+ log += "call:exec,";
+ assertEq(S, target);
+ return execResult[n++];
+ };
+ },
+};
+
+function reset() {
+ n = 0;
+ log = "";
+ target = "abcAbcABC";
+}
+
+// Trace hit.
+reset();
+execResult = [ P(16) ];
+lastIndexResult = [ 10, , ];
+lastIndexExpected = [ 0, 10 ];
+var ret = RegExp.prototype[Symbol.search].call(myRegExp, target);
+assertEq(ret, 16);
+assertEq(log,
+ "get:lastIndex," +
+ "set:lastIndex," +
+ "get:exec,call:exec," +
+ "set:lastIndex," +
+ "get:result[index],");
+
+// Trace not hit.
+reset();
+execResult = [ null ];
+lastIndexResult = [ 10, , ];
+lastIndexExpected = [ 0, 10 ];
+ret = RegExp.prototype[Symbol.search].call(myRegExp, target);
+assertEq(ret, -1);
+assertEq(log,
+ "get:lastIndex," +
+ "set:lastIndex," +
+ "get:exec,call:exec," +
+ "set:lastIndex,");
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);