#include <gtest/gtest.h>

#include "git.hh"
#include "memory-source-accessor.hh"

#include "tests/characterization.hh"

namespace nix {

using namespace git;

TEST(GitLsRemote, parseSymrefLineWithReference) {
    auto line = "ref: refs/head/main	HEAD";
    auto res = parseLsRemoteLine(line);
    ASSERT_TRUE(res.has_value());
    ASSERT_EQ(res->kind, LsRemoteRefLine::Kind::Symbolic);
    ASSERT_EQ(res->target, "refs/head/main");
    ASSERT_EQ(res->reference, "HEAD");
}

TEST(GitLsRemote, parseSymrefLineWithNoReference) {
    auto line = "ref: refs/head/main";
    auto res = parseLsRemoteLine(line);
    ASSERT_TRUE(res.has_value());
    ASSERT_EQ(res->kind, LsRemoteRefLine::Kind::Symbolic);
    ASSERT_EQ(res->target, "refs/head/main");
    ASSERT_EQ(res->reference, std::nullopt);
}

TEST(GitLsRemote, parseObjectRefLine) {
    auto line = "abc123	refs/head/main";
    auto res = parseLsRemoteLine(line);
    ASSERT_TRUE(res.has_value());
    ASSERT_EQ(res->kind, LsRemoteRefLine::Kind::Object);
    ASSERT_EQ(res->target, "abc123");
    ASSERT_EQ(res->reference, "refs/head/main");
}

}