#include "clar_libgit2.h"

static const char* tagger_name = "Vicent Marti";

static const char* tagger_email = "vicent@github.com";

static const char* tagger_message = "This is my tag.\n\nThere are many tags, but this one is mine\n";

static const char *tag2_id = "7b4384978d2493e851f9cca7858815fac9b10980";

static const char *tagged_commit = "e90810b8df3e80c413d903f631643c716887138d";

static git_repository *g_repo;

// Fixture setup and teardown

void test_object_tag_write__initialize(void)

{

   g_repo = cl_git_sandbox_init("testrepo");

}

void test_object_tag_write__cleanup(void)

{

   cl_git_sandbox_cleanup();

}

void test_object_tag_write__basic(void)

{

   // write a tag to the repository and read it again

	git_tag *tag;

	git_oid target_id, tag_id;

	git_signature *tagger;

	const git_signature *tagger1;

	git_reference *ref_tag;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	/* create signature */

	cl_git_pass(git_signature_new(&tagger, tagger_name, tagger_email, 123456789, 60));

	cl_git_pass(

		git_tag_create(&tag_id, g_repo,

		  "the-tag", target, tagger, tagger_message, 0)

	);

	git_object_free(target);

	git_signature_free(tagger);

	cl_git_pass(git_tag_lookup(&tag, g_repo, &tag_id));

	cl_assert(git_oid_cmp(git_tag_target_id(tag), &target_id) == 0);

	/* Check attributes were set correctly */

	tagger1 = git_tag_tagger(tag);

	cl_assert(tagger1 != NULL);

	cl_assert_equal_s(tagger1->name, tagger_name);

	cl_assert_equal_s(tagger1->email, tagger_email);

	cl_assert(tagger1->when.time == 123456789);

	cl_assert(tagger1->when.offset == 60);

	cl_assert_equal_s(git_tag_message(tag), tagger_message);

	cl_git_pass(git_reference_lookup(&ref_tag, g_repo, "refs/tags/the-tag"));

	cl_assert(git_oid_cmp(git_reference_target(ref_tag), &tag_id) == 0);

	cl_git_pass(git_reference_delete(ref_tag));

	git_reference_free(ref_tag);

	git_tag_free(tag);

}

void test_object_tag_write__overwrite(void)

{

   // Attempt to write a tag bearing the same name than an already existing tag

	git_oid target_id, tag_id;

	git_signature *tagger;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	/* create signature */

	cl_git_pass(git_signature_new(&tagger, tagger_name, tagger_email, 123456789, 60));

	cl_assert_equal_i(GIT_EEXISTS, git_tag_create(

                              &tag_id, /* out id */

                              g_repo,

                              "e90810b",

                              target,

                              tagger,

                              tagger_message,

                              0));

	git_object_free(target);

	git_signature_free(tagger);

}

void test_object_tag_write__replace(void)

{

   // Replace an already existing tag

	git_oid target_id, tag_id, old_tag_id;

	git_signature *tagger;

	git_reference *ref_tag;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	cl_git_pass(git_reference_lookup(&ref_tag, g_repo, "refs/tags/e90810b"));

	git_oid_cpy(&old_tag_id, git_reference_target(ref_tag));

	git_reference_free(ref_tag);

	/* create signature */

	cl_git_pass(git_signature_new(&tagger, tagger_name, tagger_email, 123456789, 60));

	cl_git_pass(git_tag_create(

                              &tag_id, /* out id */

                              g_repo,

                              "e90810b",

                              target,

                              tagger,

                              tagger_message,

                              1));

	git_object_free(target);

	git_signature_free(tagger);

	cl_git_pass(git_reference_lookup(&ref_tag, g_repo, "refs/tags/e90810b"));

	cl_assert(git_oid_cmp(git_reference_target(ref_tag), &tag_id) == 0);

	cl_assert(git_oid_cmp(git_reference_target(ref_tag), &old_tag_id) != 0);

	git_reference_free(ref_tag);

}

void test_object_tag_write__lightweight(void)

{

   // write a lightweight tag to the repository and read it again

	git_oid target_id, object_id;

	git_reference *ref_tag;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	cl_git_pass(git_tag_create_lightweight(

                                          &object_id,

                                          g_repo,

                                          "light-tag",

                                          target,

                                          0));

	git_object_free(target);

	cl_assert(git_oid_cmp(&object_id, &target_id) == 0);

	cl_git_pass(git_reference_lookup(&ref_tag, g_repo, "refs/tags/light-tag"));

	cl_assert(git_oid_cmp(git_reference_target(ref_tag), &target_id) == 0);

	cl_git_pass(git_tag_delete(g_repo, "light-tag"));

	git_reference_free(ref_tag);

}

void test_object_tag_write__lightweight_over_existing(void)

{

   // Attempt to write a lightweight tag bearing the same name than an already existing tag

	git_oid target_id, object_id, existing_object_id;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	cl_assert_equal_i(GIT_EEXISTS, git_tag_create_lightweight(

                                          &object_id,

                                          g_repo,

                                          "e90810b",

                                          target,

                                          0));

	git_oid_fromstr(&existing_object_id, tag2_id);

	cl_assert(git_oid_cmp(&object_id, &existing_object_id) == 0);

	git_object_free(target);

}

void test_object_tag_write__delete(void)

{

   // Delete an already existing tag

	git_reference *ref_tag;

	cl_git_pass(git_tag_delete(g_repo, "e90810b"));

	cl_git_fail(git_reference_lookup(&ref_tag, g_repo, "refs/tags/e90810b"));

	git_reference_free(ref_tag);

}

void test_object_tag_write__creating_with_an_invalid_name_returns_EINVALIDSPEC(void)

{

	git_oid target_id, tag_id;

	git_signature *tagger;

	git_object *target;

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	cl_git_pass(git_signature_new(&tagger, tagger_name, tagger_email, 123456789, 60));

	cl_assert_equal_i(GIT_EINVALIDSPEC,

		git_tag_create(&tag_id, g_repo,

		  "Inv@{id", target, tagger, tagger_message, 0)

	);

	cl_assert_equal_i(GIT_EINVALIDSPEC,

		git_tag_create_lightweight(&tag_id, g_repo,

		  "Inv@{id", target, 0)

	);

	git_object_free(target);

	git_signature_free(tagger);

}

void test_object_tag_write__deleting_with_an_invalid_name_returns_EINVALIDSPEC(void)

{

	cl_assert_equal_i(GIT_EINVALIDSPEC, git_tag_delete(g_repo, "Inv@{id"));

}

void create_annotation(git_oid *tag_id, const char *name)

{

	git_object *target;

	git_oid target_id;

	git_signature *tagger;

	cl_git_pass(git_signature_new(&tagger, tagger_name, tagger_email, 123456789, 60));

	git_oid_fromstr(&target_id, tagged_commit);

	cl_git_pass(git_object_lookup(&target, g_repo, &target_id, GIT_OBJ_COMMIT));

	cl_git_pass(git_tag_annotation_create(tag_id, g_repo, name, target, tagger, "boom!"));

	git_object_free(target);

	git_signature_free(tagger);

}

void test_object_tag_write__creating_an_annotation_stores_the_new_object_in_the_odb(void)

{

	git_oid tag_id;

	git_tag *tag;

	create_annotation(&tag_id, "new_tag");

	cl_git_pass(git_tag_lookup(&tag, g_repo, &tag_id));

	cl_assert_equal_s("new_tag", git_tag_name(tag));

	git_tag_free(tag);

}

void test_object_tag_write__creating_an_annotation_does_not_create_a_reference(void)

{

	git_oid tag_id;

	git_reference *tag_ref;

	create_annotation(&tag_id, "new_tag");

	cl_git_fail_with(git_reference_lookup(&tag_ref, g_repo, "refs/tags/new_tag"), GIT_ENOTFOUND);

}