libcryfs/test/implementations/onblocks/BlobResizeTest.cpp
2015-03-05 22:34:51 +01:00

59 lines
1.2 KiB
C++

#include "testutils/BlobStoreTest.h"
using std::unique_ptr;
using namespace blobstore;
class BlobResizeTest: public BlobStoreTest {
public:
BlobResizeTest(): blob(blobStore->create()) {}
static constexpr uint32_t LARGE_SIZE = 10 * 1024 * 1024;
unique_ptr<Blob> blob;
};
constexpr uint32_t BlobResizeTest::LARGE_SIZE;
TEST_F(BlobResizeTest, CreatedBlobIsEmpty) {
EXPECT_EQ(0, blob->size());
}
TEST_F(BlobResizeTest, Growing_1Byte) {
blob->resize(1);
EXPECT_EQ(1, blob->size());
}
TEST_F(BlobResizeTest, Growing_Large) {
blob->resize(LARGE_SIZE);
EXPECT_EQ(LARGE_SIZE, blob->size());
}
TEST_F(BlobResizeTest, Shrinking_Empty) {
blob->resize(LARGE_SIZE);
blob->resize(0);
EXPECT_EQ(0, blob->size());
}
TEST_F(BlobResizeTest, Shrinking_1Byte) {
blob->resize(LARGE_SIZE);
blob->resize(1);
EXPECT_EQ(1, blob->size());
}
TEST_F(BlobResizeTest, ResizingToItself_Empty) {
blob->resize(0);
EXPECT_EQ(0, blob->size());
}
TEST_F(BlobResizeTest, ResizingToItself_1Byte) {
blob->resize(1);
blob->resize(1);
EXPECT_EQ(1, blob->size());
}
TEST_F(BlobResizeTest, ResizingToItself_Large) {
blob->resize(LARGE_SIZE);
blob->resize(LARGE_SIZE);
EXPECT_EQ(LARGE_SIZE, blob->size());
}