Start incremental marking on idle notification.

test/cctest/test-api.cc

Index: test/cctest/test-api.cc
diff --git a/test/cctest/test-api.cc b/test/cctest/test-api.cc
index b394e950dd45421f4851e14d8dee926032db1df3..126f3622d7b97e64ab20dbaf3878f57621bd195d 100644
--- a/test/cctest/test-api.cc
+++ b/test/cctest/test-api.cc
@@ -13385,6 +13385,19 @@ TEST(SourceURLInStackTrace) {
 
 // Test that idle notification can be handled and eventually returns true.
 THREADED_TEST(IdleNotification) {
+  v8::HandleScope scope;
+  LocalContext env;
+  CompileRun(
+      "function foo() {"
+      "  var a = new Array(1000);"
+      "  for (var i = 0; i < 1000; i++) {"
+      "    a[i] = new Array(1000);"
+      "    for (var j = 0; j < 1000; j++) {"
+      "      a[i][j] = {tag1: i, tag2: j};"
+      "    }"
+      "  }"
+      "};"
+      "foo();");
   bool rv = false;
   for (int i = 0; i < 100; i++) {
     rv = v8::V8::IdleNotification();
@@ -13394,6 +13407,30 @@ THREADED_TEST(IdleNotification) {
   CHECK(rv == true);
 }
 
+// Test that idle notification can be handled and eventually returns true.
+THREADED_TEST(IdleNotificationWithHint) {
+  v8::HandleScope scope;
+  LocalContext env;
+  CompileRun(
+      "function foo() {"
+      "  var a = new Array(1000);"
+      "  for (var i = 0; i < 1000; i++) {"
+      "    a[i] = new Array(1000);"
+      "    for (var j = 0; j < 1000; j++) {"
+      "      a[i][j] = {tag1: i, tag2: j};"
+      "    }"
+      "  }"
+      "};"
+      "foo();");
+  bool rv = false;
+  for (int i = 0; i < 200; i++) {
+    rv = v8::V8::IdleNotification(10);
+    if (rv)
+      break;
+  }

[Erik Corry, 2011/11/25 09:21:30]

Can we test that the heap is now much smaller?

+  CHECK(rv == true);
+}
+
 
 static uint32_t* stack_limit;