Add allocation and garbage collection infrastructure.
Change-Id: I4b04cdfdf18afb75a7b0df87b509e8156b4a932b
diff --git a/src/space_test.cc b/src/space_test.cc
new file mode 100644
index 0000000..db623eb
--- /dev/null
+++ b/src/space_test.cc
@@ -0,0 +1,68 @@
+// Copyright 2011 Google Inc. All Rights Reserved.
+// Author: cshapiro@google.com (Carl Shapiro)
+
+#include "src/space.h"
+
+#include "gtest/gtest.h"
+
+#include "src/globals.h"
+#include "src/scoped_ptr.h"
+
+namespace art {
+
+TEST(SpaceTest, Init) {
+ {
+ // Less than
+ scoped_ptr<Space> space(Space::Create(16 * MB, 32 * MB));
+ EXPECT_TRUE(space != NULL);
+ }
+ {
+ // Equal to
+ scoped_ptr<Space> space(Space::Create(16 * MB, 16 * MB));
+ EXPECT_TRUE(space != NULL);
+ }
+ {
+ // Greater than
+ scoped_ptr<Space> space(Space::Create(32 * MB, 16 * MB));
+ EXPECT_TRUE(space == NULL);
+ }
+}
+
+TEST(SpaceTest, AllocAndFree) {
+ scoped_ptr<Space> space(Space::Create(4 * MB, 16 * MB));
+ ASSERT_TRUE(space != NULL);
+
+ // Succeeds, fits without adjusting the max allowed footprint.
+ void* ptr1 = space->AllocWithoutGrowth(1 * MB);
+ EXPECT_TRUE(ptr1 != NULL);
+
+ // Fails, requires a higher allowed footprint.
+ void* ptr2 = space->AllocWithoutGrowth(8 * MB);
+ EXPECT_TRUE(ptr2 == NULL);
+
+ // Succeeds, adjusts the footprint.
+ void* ptr3 = space->AllocWithGrowth(8 * MB);
+ EXPECT_TRUE(ptr3 != NULL);
+
+ // Fails, requires a higher allowed footprint.
+ void* ptr4 = space->AllocWithoutGrowth(8 * MB);
+ EXPECT_FALSE(ptr4 != NULL);
+
+ // Also fails, requires a higher allowed footprint.
+ void* ptr5 = space->AllocWithGrowth(8 * MB);
+ EXPECT_FALSE(ptr5 != NULL);
+
+ // Release some memory.
+ size_t free3 = space->Free(ptr3);
+ EXPECT_LE(8U * MB, free3);
+
+ // Succeeds, now that memory has been freed.
+ void* ptr6 = space->AllocWithGrowth(9 * MB);
+ EXPECT_TRUE(ptr6 != NULL);
+
+ // Final clean up.
+ size_t free1 = space->Free(ptr1);
+ EXPECT_LE(1U * MB, free1);
+}
+
+} // namespace art