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Unified Diff: runtime/vm/object_test.cc

Issue 10832199: Add a weak property type to the virtual machine. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: minor clean-up Created 8 years, 4 months ago
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« runtime/vm/object.cc ('K') | « runtime/vm/object_store.cc ('k') | runtime/vm/raw_object.h » ('j') | runtime/vm/raw_object.h » ('J')
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Index: runtime/vm/object_test.cc
diff --git a/runtime/vm/object_test.cc b/runtime/vm/object_test.cc
index 28356a2e33a35b26aaf8eb31f9dd2190bf7e907f..75517e13d970207cc0640a30a471953562894298 100644
--- a/runtime/vm/object_test.cc
+++ b/runtime/vm/object_test.cc
@@ -2868,6 +2868,252 @@ TEST_CASE(StackTraceFormat) {
"#10 main (dart:test-lib:37:24)");
}
+
+TEST_CASE(WeakProperty_PreserveOne_NewSpace) {
turnidge 2012/08/09 18:34:34 Tests look good to me.
cshapiro 2012/08/14 04:58:18 Thanks!
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak = WeakProperty::Handle();
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key");
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value = OneByteString::Handle();
+ value ^= OneByteString::New("value");
+ weak ^= WeakProperty::New();
+ weak.set_key(key);
+ weak.set_value(value);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak.key() != Object::null());
+ EXPECT(weak.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_PreserveTwo_NewSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ OneByteString& key1 = OneByteString::Handle();
+ key1 ^= OneByteString::New("key1");
+ WeakProperty& weak2 = WeakProperty::Handle();
+ OneByteString& key2 = OneByteString::Handle();
+ key2 ^= OneByteString::New("key2");
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1");
+ weak1 ^= WeakProperty::New();
+ weak1.set_key(key1);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2");
+ weak2 ^= WeakProperty::New();
+ weak2.set_key(key2);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() != Object::null());
+ EXPECT(weak1.value() != Object::null());
+ EXPECT(weak2.key() != Object::null());
+ EXPECT(weak2.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_PreserveTwoShared_NewSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ WeakProperty& weak2 = WeakProperty::Handle();
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key");
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1");
+ weak1 ^= WeakProperty::New();
+ weak1.set_key(key);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2");
+ weak2 ^= WeakProperty::New();
+ weak2.set_key(key);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() != Object::null());
+ EXPECT(weak1.value() != Object::null());
+ EXPECT(weak2.key() != Object::null());
+ EXPECT(weak2.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_PreserveOne_OldSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak = WeakProperty::Handle();
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key", Heap::kOld);
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value = OneByteString::Handle();
+ value ^= OneByteString::New("value", Heap::kOld);
+ weak ^= WeakProperty::New(Heap::kOld);
+ weak.set_key(key);
+ weak.set_value(value);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak.key() != Object::null());
+ EXPECT(weak.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_PreserveTwo_OldSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ OneByteString& key1 = OneByteString::Handle();
+ key1 ^= OneByteString::New("key1", Heap::kOld);
+ WeakProperty& weak2 = WeakProperty::Handle();
+ OneByteString& key2 = OneByteString::Handle();
+ key2 ^= OneByteString::New("key2", Heap::kOld);
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1", Heap::kOld);
+ weak1 ^= WeakProperty::New(Heap::kOld);
+ weak1.set_key(key1);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2", Heap::kOld);
+ weak2 ^= WeakProperty::New(Heap::kOld);
+ weak2.set_key(key2);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() != Object::null());
+ EXPECT(weak1.value() != Object::null());
+ EXPECT(weak2.key() != Object::null());
+ EXPECT(weak2.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_PreserveTwoShared_OldSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ WeakProperty& weak2 = WeakProperty::Handle();
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key", Heap::kOld);
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1", Heap::kOld);
+ weak1 ^= WeakProperty::New(Heap::kOld);
+ weak1.set_key(key);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2", Heap::kOld);
+ weak2 ^= WeakProperty::New(Heap::kOld);
+ weak2.set_key(key);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() != Object::null());
+ EXPECT(weak1.value() != Object::null());
+ EXPECT(weak2.key() != Object::null());
+ EXPECT(weak2.value() != Object::null());
+}
+
+
+TEST_CASE(WeakProperty_ClearOne_NewSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak = WeakProperty::Handle();
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key");
+ OneByteString& value = OneByteString::Handle();
+ value ^= OneByteString::New("value");
+ weak ^= WeakProperty::New();
+ weak.set_key(key);
+ weak.set_value(value);
+ key ^= OneByteString::null();
+ value ^= OneByteString::null();
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak.key() == Object::null());
+ EXPECT(weak.value() == Object::null());
+}
+
+
+TEST_CASE(WeakProperty_ClearTwoShared_NewSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ WeakProperty& weak2 = WeakProperty::Handle();
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key");
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1");
+ weak1 ^= WeakProperty::New();
+ weak1.set_key(key);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2");
+ weak2 ^= WeakProperty::New();
+ weak2.set_key(key);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() == Object::null());
+ EXPECT(weak1.value() == Object::null());
+ EXPECT(weak2.key() == Object::null());
+ EXPECT(weak2.value() == Object::null());
+}
+
+
+TEST_CASE(WeakProperty_ClearOne_OldSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak = WeakProperty::Handle();
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key", Heap::kOld);
+ OneByteString& value = OneByteString::Handle();
+ value ^= OneByteString::New("value", Heap::kOld);
+ weak ^= WeakProperty::New(Heap::kOld);
+ weak.set_key(key);
+ weak.set_value(value);
+ key ^= OneByteString::null();
+ value ^= OneByteString::null();
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak.key() == Object::null());
+ EXPECT(weak.value() == Object::null());
+}
+
+
+TEST_CASE(WeakProperty_ClearTwoShared_OldSpace) {
+ Isolate* isolate = Isolate::Current();
+ WeakProperty& weak1 = WeakProperty::Handle();
+ WeakProperty& weak2 = WeakProperty::Handle();
+ {
+ HANDLESCOPE(isolate);
+ OneByteString& key = OneByteString::Handle();
+ key ^= OneByteString::New("key", Heap::kOld);
+ OneByteString& value1 = OneByteString::Handle();
+ value1 ^= OneByteString::New("value1");
+ weak1 ^= WeakProperty::New(Heap::kOld);
+ weak1.set_key(key);
+ weak1.set_value(value1);
+ OneByteString& value2 = OneByteString::Handle();
+ value2 ^= OneByteString::New("value2", Heap::kOld);
+ weak2 ^= WeakProperty::New(Heap::kOld);
+ weak2.set_key(key);
+ weak2.set_value(value2);
+ }
+ isolate->heap()->CollectAllGarbage();
+ EXPECT(weak1.key() == Object::null());
+ EXPECT(weak1.value() == Object::null());
+ EXPECT(weak2.key() == Object::null());
+ EXPECT(weak2.value() == Object::null());
+}
+
#endif // defined(TARGET_ARCH_IA32) || defined(TARGET_ARCH_X64).
} // namespace dart
« runtime/vm/object.cc ('K') | « runtime/vm/object_store.cc ('k') | runtime/vm/raw_object.h » ('j') | runtime/vm/raw_object.h » ('J')

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