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#include "blob_mock.hpp"
#include "manager.hpp"
#include <string>
#include <gtest/gtest.h>
namespace blobs
{
using ::testing::_;
using ::testing::Return;
TEST(ManagerOpenTest, OpenButNoHandler)
{
// No handler claims to be able to open the file.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t flags = OpenFlags::read, sess;
std::string path = "/asdf/asdf";
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(false));
EXPECT_FALSE(mgr.open(flags, path, &sess));
}
TEST(ManagerOpenTest, OpenButHandlerFailsOpen)
{
// The handler is found but Open fails.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t flags = OpenFlags::read, sess;
std::string path = "/asdf/asdf";
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
EXPECT_CALL(*m1ptr, open(_, flags, path)).WillOnce(Return(false));
EXPECT_FALSE(mgr.open(flags, path, &sess));
}
TEST(ManagerOpenTest, OpenFailsMustSupplyAtLeastReadOrWriteFlag)
{
// One must supply either read or write in the flags for the session to
// open.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t flags = 0, sess;
std::string path = "/asdf/asdf";
/* It checks if someone can handle the blob before it checks the flags. */
EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
EXPECT_FALSE(mgr.open(flags, path, &sess));
}
TEST(ManagerOpenTest, OpenSucceeds)
{
// The handler is found and Open succeeds.
BlobManager mgr;
std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
auto m1ptr = m1.get();
EXPECT_TRUE(mgr.registerHandler(std::move(m1)));
uint16_t flags = OpenFlags::read, sess;
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));
// TODO(venture): Need a way to verify the session is associated with it,
// maybe just call Read() or SessionStat()
}
} // namespace blobs
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