blob: 73840214b1a3b58b0a65a6ed08bc92916bc244c0 [file] [log] [blame]
// Copyright 2011 Google Inc. All Rights Reserved.
#include "space.h"
#include "gtest/gtest.h"
#include "globals.h"
#include "scoped_ptr.h"
namespace art {
TEST(SpaceTest, Init) {
{
// Less than
scoped_ptr<Space> space(Space::Create(16 * MB, 32 * MB, NULL));
EXPECT_TRUE(space != NULL);
}
{
// Equal to
scoped_ptr<Space> space(Space::Create(16 * MB, 16 * MB, NULL));
EXPECT_TRUE(space != NULL);
}
{
// Greater than
scoped_ptr<Space> space(Space::Create(32 * MB, 16 * MB, NULL));
EXPECT_TRUE(space == NULL);
}
}
TEST(SpaceTest, AllocAndFree) {
scoped_ptr<Space> space(Space::Create(4 * MB, 16 * MB, NULL));
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