#include "blob_mock.hpp"
#include "manager.hpp"

#include <gtest/gtest.h>

namespace blobs
{

using ::testing::Return;

TEST(ManagerStatTest, StatNoHandler)
{
    // There is no handler for this path.

    BlobManager mgr;
    std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
    auto m1ptr = m1.get();
    EXPECT_TRUE(mgr.registerHandler(std::move(m1)));

    struct BlobMeta meta;
    std::string path = "/asdf/asdf";
    EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(false));

    EXPECT_FALSE(mgr.stat(path, &meta));
}

TEST(ManagerStatTest, StatHandlerFoundButFails)
{
    // There is a handler for this path but Stat fails.

    BlobManager mgr;
    std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
    auto m1ptr = m1.get();
    EXPECT_TRUE(mgr.registerHandler(std::move(m1)));

    struct BlobMeta meta;
    std::string path = "/asdf/asdf";
    EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
    EXPECT_CALL(*m1ptr, stat(path, &meta)).WillOnce(Return(false));

    EXPECT_FALSE(mgr.stat(path, &meta));
}

TEST(ManagerStatTest, StatHandlerFoundAndSucceeds)
{
    // There is a handler and Stat succeeds.

    BlobManager mgr;
    std::unique_ptr<BlobMock> m1 = std::make_unique<BlobMock>();
    auto m1ptr = m1.get();
    EXPECT_TRUE(mgr.registerHandler(std::move(m1)));

    struct BlobMeta meta;
    std::string path = "/asdf/asdf";
    EXPECT_CALL(*m1ptr, canHandleBlob(path)).WillOnce(Return(true));
    EXPECT_CALL(*m1ptr, stat(path, &meta)).WillOnce(Return(true));

    EXPECT_TRUE(mgr.stat(path, &meta));
}
} // namespace blobs