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Diffstat (limited to 'src/common/memory_unittest.cc')
-rw-r--r--src/common/memory_unittest.cc27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/common/memory_unittest.cc b/src/common/memory_unittest.cc
index 1e511ca5..b271bc3c 100644
--- a/src/common/memory_unittest.cc
+++ b/src/common/memory_unittest.cc
@@ -38,11 +38,13 @@ typedef testing::Test PageAllocatorTest;
TEST(PageAllocatorTest, Setup) {
PageAllocator allocator;
+ EXPECT_EQ(0, allocator.pages_allocated());
}
TEST(PageAllocatorTest, SmallObjects) {
PageAllocator allocator;
+ EXPECT_EQ(0, allocator.pages_allocated());
for (unsigned i = 1; i < 1024; ++i) {
uint8_t *p = reinterpret_cast<uint8_t*>(allocator.Alloc(i));
ASSERT_FALSE(p == NULL);
@@ -53,8 +55,10 @@ TEST(PageAllocatorTest, SmallObjects) {
TEST(PageAllocatorTest, LargeObject) {
PageAllocator allocator;
+ EXPECT_EQ(0, allocator.pages_allocated());
uint8_t *p = reinterpret_cast<uint8_t*>(allocator.Alloc(10000));
ASSERT_FALSE(p == NULL);
+ EXPECT_EQ(3, allocator.pages_allocated());
for (unsigned i = 1; i < 10; ++i) {
uint8_t *p = reinterpret_cast<uint8_t*>(allocator.Alloc(i));
ASSERT_FALSE(p == NULL);
@@ -75,6 +79,7 @@ TEST(WastefulVectorTest, Setup) {
TEST(WastefulVectorTest, Simple) {
PageAllocator allocator_;
+ EXPECT_EQ(0, allocator_.pages_allocated());
wasteful_vector<unsigned> v(&allocator_);
for (unsigned i = 0; i < 256; ++i) {
@@ -84,6 +89,7 @@ TEST(WastefulVectorTest, Simple) {
}
ASSERT_FALSE(v.empty());
ASSERT_EQ(v.size(), 256u);
+ EXPECT_EQ(1, allocator_.pages_allocated());
for (unsigned i = 0; i < 256; ++i)
ASSERT_EQ(v[i], i);
}
@@ -91,7 +97,28 @@ TEST(WastefulVectorTest, Simple) {
TEST(WastefulVectorTest, UsesPageAllocator) {
PageAllocator allocator_;
wasteful_vector<unsigned> v(&allocator_);
+ EXPECT_EQ(1, allocator_.pages_allocated());
v.push_back(1);
ASSERT_TRUE(allocator_.OwnsPointer(&v[0]));
}
+
+TEST(WastefulVectorTest, AutoWastefulVector) {
+ PageAllocator allocator_;
+ EXPECT_EQ(0, allocator_.pages_allocated());
+
+ auto_wasteful_vector<unsigned, 4> v(&allocator_);
+ EXPECT_EQ(0, allocator_.pages_allocated());
+
+ v.push_back(1);
+ EXPECT_EQ(0, allocator_.pages_allocated());
+ EXPECT_FALSE(allocator_.OwnsPointer(&v[0]));
+
+ v.resize(4);
+ EXPECT_EQ(0, allocator_.pages_allocated());
+ EXPECT_FALSE(allocator_.OwnsPointer(&v[0]));
+
+ v.resize(10);
+ EXPECT_EQ(1, allocator_.pages_allocated());
+ EXPECT_TRUE(allocator_.OwnsPointer(&v[0]));
+}