#include "clar_libgit2.h"

#include "git2/transaction.h"

static git_repository *g_repo;

static git_transaction *g_tx;

void test_refs_transactions__initialize(void)

{

   g_repo = cl_git_sandbox_init("testrepo");

   cl_git_pass(git_transaction_new(&g_tx, g_repo));

}

void test_refs_transactions__cleanup(void)

{

	git_transaction_free(g_tx);

	cl_git_sandbox_cleanup();

}

void test_refs_transactions__single_ref_oid(void)

{

	git_reference *ref;

	git_oid id;

	git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");

	cl_git_pass(git_transaction_lock_ref(g_tx, "refs/heads/master"));

	cl_git_pass(git_transaction_set_target(g_tx, "refs/heads/master", &id, NULL, NULL));

	cl_git_pass(git_transaction_commit(g_tx));

	cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/heads/master"));

	cl_assert(!git_oid_cmp(&id, git_reference_target(ref)));

	git_reference_free(ref);

}

void test_refs_transactions__single_ref_symbolic(void)

{

	git_reference *ref;

	cl_git_pass(git_transaction_lock_ref(g_tx, "HEAD"));

	cl_git_pass(git_transaction_set_symbolic_target(g_tx, "HEAD", "refs/heads/foo", NULL, NULL));

	cl_git_pass(git_transaction_commit(g_tx));

	cl_git_pass(git_reference_lookup(&ref, g_repo, "HEAD"));

	cl_assert_equal_s("refs/heads/foo", git_reference_symbolic_target(ref));

	git_reference_free(ref);

}

void test_refs_transactions__single_ref_mix_types(void)

{

	git_reference *ref;

	git_oid id;

	git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");

	cl_git_pass(git_transaction_lock_ref(g_tx, "refs/heads/master"));

	cl_git_pass(git_transaction_lock_ref(g_tx, "HEAD"));

	cl_git_pass(git_transaction_set_symbolic_target(g_tx, "refs/heads/master", "refs/heads/foo", NULL, NULL));

	cl_git_pass(git_transaction_set_target(g_tx, "HEAD", &id, NULL, NULL));

	cl_git_pass(git_transaction_commit(g_tx));

	cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/heads/master"));

	cl_assert_equal_s("refs/heads/foo", git_reference_symbolic_target(ref));

	git_reference_free(ref);

	cl_git_pass(git_reference_lookup(&ref, g_repo, "HEAD"));

	cl_assert(!git_oid_cmp(&id, git_reference_target(ref)));

	git_reference_free(ref);

}

void test_refs_transactions__single_ref_delete(void)

{

	git_reference *ref;

	cl_git_pass(git_transaction_lock_ref(g_tx, "refs/heads/master"));

	cl_git_pass(git_transaction_remove(g_tx, "refs/heads/master"));

	cl_git_pass(git_transaction_commit(g_tx));

	cl_git_fail_with(GIT_ENOTFOUND, git_reference_lookup(&ref, g_repo, "refs/heads/master"));

}

void test_refs_transactions__single_create(void)

{

	git_reference *ref;

	const char *name = "refs/heads/new-branch";

	git_oid id;

	cl_git_fail_with(GIT_ENOTFOUND, git_reference_lookup(&ref, g_repo, name));

	cl_git_pass(git_transaction_lock_ref(g_tx, name));

	git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");

	cl_git_pass(git_transaction_set_target(g_tx, name, &id, NULL, NULL));

	cl_git_pass(git_transaction_commit(g_tx));

	cl_git_pass(git_reference_lookup(&ref, g_repo, name));

	cl_assert(!git_oid_cmp(&id, git_reference_target(ref)));

	git_reference_free(ref);

}

void test_refs_transactions__unlocked_set(void)

{

	git_oid id;

	cl_git_pass(git_transaction_lock_ref(g_tx, "refs/heads/master"));

	git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750");

	cl_git_fail_with(GIT_ENOTFOUND, git_transaction_set_target(g_tx, "refs/heads/foo", &id, NULL, NULL));

	cl_git_pass(git_transaction_commit(g_tx));

}