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#include "blob_mock.hpp"
#include "manager.hpp"
#include <vector>
#include <gtest/gtest.h>
namespace blobs
{
using ::testing::_;
using ::testing::Return;
TEST(ManagerReadTest, ReadNoSessionReturnsFalse)
{
// Calling Read on a session that doesn't exist should return false.
BlobManager mgr;
uint16_t sess = 1;
uint32_t ofs = 0x54;
uint32_t requested = 0x100;
std::vector<uint8_t> result = mgr.read(sess, ofs, requested);
EXPECT_EQ(0, result.size());
}
TEST(ManagerReadTest, ReadFromWriteOnlyFails)
{
// The session manager will not route a Read call to a blob if the session
// was opened as write-only.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t sess = 1;
uint32_t ofs = 0x54;
uint32_t requested = 0x100;
uint16_t flags = OpenFlags::write;
std::string path = "/asdf/asdf";
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
EXPECT_CALL(*m1ptr, open(_, flags, path)).WillOnce(Return(true));
EXPECT_TRUE(mgr.open(flags, path, &sess));
std::vector<uint8_t> result = mgr.read(sess, ofs, requested);
EXPECT_EQ(0, result.size());
}
TEST(ManagerReadTest, ReadFromHandlerReturnsData)
{
// There is no logic in this as it's just as a pass-thru command, however
// we want to verify this behavior doesn't change.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t sess = 1;
uint32_t ofs = 0x54;
uint32_t requested = 0x10;
uint16_t flags = OpenFlags::read;
std::string path = "/asdf/asdf";
std::vector<uint8_t> data = {0x12, 0x14, 0x15, 0x16};
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
EXPECT_CALL(*m1ptr, open(_, flags, path)).WillOnce(Return(true));
EXPECT_TRUE(mgr.open(flags, path, &sess));
EXPECT_CALL(*m1ptr, read(sess, ofs, requested)).WillOnce(Return(data));
std::vector<uint8_t> result = mgr.read(sess, ofs, requested);
EXPECT_EQ(data.size(), result.size());
EXPECT_EQ(result, data);
}
TEST(ManagerReadTest, ReadTooManyBytesTruncates)
{
// For now, the hard-coded maximum transfer size is 64 bytes on read
// commands, due to a hard-coded buffer in ipmid among other future
// challenges.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t sess = 1;
uint32_t ofs = 0x54;
uint32_t requested = 0x100;
uint16_t flags = OpenFlags::read;
std::string path = "/asdf/asdf";
std::vector<uint8_t> data = {0x12, 0x14, 0x15, 0x16};
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
EXPECT_CALL(*m1ptr, open(_, flags, path)).WillOnce(Return(true));
EXPECT_TRUE(mgr.open(flags, path, &sess));
EXPECT_CALL(*m1ptr, read(sess, ofs, maximumReadSize))
.WillOnce(Return(data));
std::vector<uint8_t> result = mgr.read(sess, ofs, requested);
EXPECT_EQ(data.size(), result.size());
EXPECT_EQ(result, data);
}
} // namespace blobs
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