#include "clar_libgit2.h"

#include "repository.h"

#include "git2/reflog.h"

#include "reflog.h"

// Helpers

static void ensure_refname_normalized(

	unsigned int flags,

	const char *input_refname,

	const char *expected_refname)

{

	char buffer_out[GIT_REFNAME_MAX];

	cl_git_pass(git_reference_normalize_name(buffer_out, sizeof(buffer_out), input_refname, flags));

	cl_assert_equal_s(expected_refname, buffer_out);

}

static void ensure_refname_invalid(unsigned int flags, const char *input_refname)

{

	char buffer_out[GIT_REFNAME_MAX];

	cl_assert_equal_i(

		GIT_EINVALIDSPEC,

		git_reference_normalize_name(buffer_out, sizeof(buffer_out), input_refname, flags));

}

void test_refs_normalize__can_normalize_a_direct_reference_name(void)

{

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/dummy/a", "refs/dummy/a");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/stash", "refs/stash");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/tags/a", "refs/tags/a");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/heads/a/b", "refs/heads/a/b");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/heads/a./b", "refs/heads/a./b");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/heads/v@ation", "refs/heads/v@ation");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs///heads///a", "refs/heads/a");

}

void test_refs_normalize__cannot_normalize_any_direct_reference_name(void)

{

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "a");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "/a");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "//a");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "/refs/heads/a/");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/a/");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/a.");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/a.lock");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/foo?bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads\foo");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs/heads/v@ation", "refs/heads/v@ation");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "refs///heads///a", "refs/heads/a");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/.a/b");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/foo/../bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/foo..bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/./foo");

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "refs/heads/v@{ation");

}

void test_refs_normalize__symbolic(void)

{

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "heads\foo");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "/");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "///");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "ALL_CAPS_AND_UNDERSCORES", "ALL_CAPS_AND_UNDERSCORES");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/MixedCasing", "refs/MixedCasing");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs///heads///a", "refs/heads/a");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "HEAD", "HEAD");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "MERGE_HEAD", "MERGE_HEAD");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "FETCH_HEAD", "FETCH_HEAD");

}

/* Ported from JGit, BSD licence.

 * See https://github.com/spearce/JGit/commit/e4bf8f6957bbb29362575d641d1e77a02d906739

 *

 * Copyright (C) 2009, Google Inc.

 *

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 * - Redistributions of source code must retain the above copyright

 *   notice, this list of conditions and the following disclaimer.

 *

 * - Redistributions in binary form must reproduce the above

 *   copyright notice, this list of conditions and the following

 *   disclaimer in the documentation and/or other materials provided

 *   with the distribution.

 *

 * - Neither the name of the Git Development Community nor the

 *   names of its contributors may be used to endorse or promote

 *   products derived from this software without specific prior

 *   written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND

 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,

 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

void test_refs_normalize__jgit_suite(void)

{

	// tests borrowed from JGit

/* EmptyString */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "/");

/* MustHaveTwoComponents */

	ensure_refname_invalid(

		GIT_REF_FORMAT_NORMAL, "master");

	ensure_refname_normalized(

		GIT_REF_FORMAT_NORMAL, "heads/master", "heads/master");

/* ValidHead */

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master", "refs/heads/master");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/pu", "refs/heads/pu");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/z", "refs/heads/z");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/FoO", "refs/heads/FoO");

/* ValidTag */

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/tags/v1.0", "refs/tags/v1.0");

/* NoLockSuffix */

	ensure_refname_invalid(GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master.lock");

/* NoDirectorySuffix */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master/");

/* NoSpace */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/i haz space");

/* NoAsciiControlCharacters */

	{

		char c;

		char buffer[GIT_REFNAME_MAX];

		for (c = '\1'; c < ' '; c++) {

			strncpy(buffer, "refs/heads/mast", 15);

			strncpy(buffer + 15, (const char *)&c, 1);

			strncpy(buffer + 16, "er", 2);

			buffer[18 - 1] = '\0';

			ensure_refname_invalid(GIT_REF_FORMAT_ALLOW_ONELEVEL, buffer);

		}

	}

/* NoBareDot */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/.");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/..");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/./master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/../master");

/* NoLeadingOrTrailingDot */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, ".");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/.bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/..bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/bar.");

/* ContainsDot */

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/m.a.s.t.e.r", "refs/heads/m.a.s.t.e.r");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master..pu");

/* NoMagicRefCharacters */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master^");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/^master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "^refs/heads/master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master~");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/~master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "~refs/heads/master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master:");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/:master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, ":refs/heads/master");

/* ShellGlob */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master?");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/?master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "?refs/heads/master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master[");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/[master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "[refs/heads/master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master*");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/*master");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "*refs/heads/master");

/* ValidSpecialCharacters */

	ensure_refname_normalized

		(GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/!", "refs/heads/!");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/\"", "refs/heads/\"");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/#", "refs/heads/#");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/$", "refs/heads/$");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/%", "refs/heads/%");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/&", "refs/heads/&";;

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/'", "refs/heads/'");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/(", "refs/heads/(");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/)", "refs/heads/)");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/+", "refs/heads/+");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/,", "refs/heads/,");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/-", "refs/heads/-");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/;", "refs/heads/;");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/<", "refs/heads/<");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/=", "refs/heads/=");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/>", "refs/heads/>");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/@", "refs/heads/@");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/]", "refs/heads/]");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/_", "refs/heads/_");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/`", "refs/heads/`");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/{", "refs/heads/{");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/|", "refs/heads/|");

	ensure_refname_normalized(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/}", "refs/heads/}");

	// This is valid on UNIX, but not on Windows

	// hence we make in invalid due to non-portability

	//

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/\\");

/* UnicodeNames */

	/*

	 * Currently this fails.

	 * ensure_refname_normalized(GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/\u00e5ngstr\u00f6m", "refs/heads/\u00e5ngstr\u00f6m");

	 */

/* RefLogQueryIsValidRef */

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master@{1}");

	ensure_refname_invalid(

		GIT_REF_FORMAT_ALLOW_ONELEVEL, "refs/heads/master@{1.hour.ago}");

}

void test_refs_normalize__buffer_has_to_be_big_enough_to_hold_the_normalized_version(void)

{

	char buffer_out[21];

	cl_git_pass(git_reference_normalize_name(

		buffer_out, 21, "refs//heads///long///name", GIT_REF_FORMAT_NORMAL));

	cl_git_fail(git_reference_normalize_name(

		buffer_out, 20, "refs//heads///long///name", GIT_REF_FORMAT_NORMAL));

}

#define ONE_LEVEL_AND_REFSPEC \

	GIT_REF_FORMAT_ALLOW_ONELEVEL \

	| GIT_REF_FORMAT_REFSPEC_PATTERN

void test_refs_normalize__refspec_pattern(void)

{

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "heads/*foo/bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "heads/foo*/bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "heads/f*o/bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "foo");

	ensure_refname_normalized(

		ONE_LEVEL_AND_REFSPEC, "FOO", "FOO");

	ensure_refname_normalized(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "foo/bar", "foo/bar");

	ensure_refname_normalized(

		ONE_LEVEL_AND_REFSPEC, "foo/bar", "foo/bar");

	ensure_refname_normalized(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "*/foo", "*/foo");

	ensure_refname_normalized(

		ONE_LEVEL_AND_REFSPEC, "*/foo", "*/foo");

	ensure_refname_normalized(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "foo/*/bar", "foo/*/bar");

	ensure_refname_normalized(

		ONE_LEVEL_AND_REFSPEC, "foo/*/bar", "foo/*/bar");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "*");

	ensure_refname_normalized(

		ONE_LEVEL_AND_REFSPEC, "*", "*");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "foo/*/*");

	ensure_refname_invalid(

		ONE_LEVEL_AND_REFSPEC, "foo/*/*");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "*/foo/*");

	ensure_refname_invalid(

		ONE_LEVEL_AND_REFSPEC, "*/foo/*");

	ensure_refname_invalid(

		GIT_REF_FORMAT_REFSPEC_PATTERN, "*/*/foo");

	ensure_refname_invalid(

		ONE_LEVEL_AND_REFSPEC, "*/*/foo");

}