/*
 * Copyright (c) 2013 Red Hat Inc.
 *
 * 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.
 *     * The names of contributors to this software may not 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.
 *
 * Author: Stef Walter <stefw@redhat.com>
 */

#include "config.h"
#include "CuTest.h"

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include "compat.h"
#include "path.h"

static void
test_base (CuTest *tc)
{
	struct {
		const char *in;
		const char *out;
	} fixtures[] = {
		{ "/this/is/a/path", "path" },
		{ "/this/is/a/folder/", "folder" },
		{ "folder/", "folder" },
		{ "/", "" },
		{ "this", "this" },
#ifdef OS_WIN32
		{ "\\this\\is\\a\\path", "path" },
		{ "\\this\\is\\a\\folder\\", "folder" },
		{ "C:\\this\\is\\a\\path", "path" },
		{ "D:\\this\\is\\a\\folder\\", "folder" },
		{ "folder\\", "folder" },
		{ "\\", "" },
#endif
		{ NULL },
	};

	char *out;
	int i;

	for (i = 0; fixtures[i].in != NULL; i++) {
		out = p11_path_base (fixtures[i].in);
		CuAssertStrEquals (tc, fixtures[i].out, out);
		free (out);
	}
}

static void
check_equals_and_free_msg (CuTest *tc,
                           const char *file,
                           int line,
                           const char *ex,
                           char *ac)
{
	CuAssertStrEquals_LineMsg (tc, file, line, NULL, ex, ac);
	free (ac);
}

#define check_equals_and_free(tc, ex, ac) \
	check_equals_and_free_msg ((tc), __FILE__, __LINE__, (ex), (ac))

static void
test_build (CuTest *tc)
{
#ifdef OS_UNIX
	check_equals_and_free (tc, "/root/second",
	                       p11_path_build ("/root", "second", NULL));
	check_equals_and_free (tc, "/root/second",
	                       p11_path_build ("/root", "/second", NULL));
	check_equals_and_free (tc, "/root/second",
	                       p11_path_build ("/root/", "second", NULL));
	check_equals_and_free (tc, "/root/second/third",
	                       p11_path_build ("/root", "second", "third", NULL));
	check_equals_and_free (tc, "/root/second/third",
	                       p11_path_build ("/root", "/second/third", NULL));
#else /* OS_WIN32 */
	check_equals_and_free (tc, "C:\\root\\second",
	                       p11_path_build ("C:\\root", "second", NULL));
	check_equals_and_free (tc, "C:\\root\\second",
	                       p11_path_build ("C:\\root", "\\second", NULL));
	check_equals_and_free (tc, "C:\\root\\second",
	                       p11_path_build ("C:\\root\\", "second", NULL));
	check_equals_and_free (tc, "C:\\root\\second\\third",
	                       p11_path_build ("C:\\root", "second", "third", NULL));
	check_equals_and_free (tc, "C:\\root\\second/third",
	                       p11_path_build ("C:\\root", "second/third", NULL));
#endif
}

static void
test_expand (CuTest *tc)
{
	char *path;

#ifdef OS_UNIX
	putenv ("HOME=/home/blah");
	check_equals_and_free (tc, "/home/blah/my/path",
	                       p11_path_expand ("$HOME/my/path"));
	check_equals_and_free (tc, "/home/blah/my/path",
	                       p11_path_expand ("~/my/path"));
	putenv ("TEMP=/tmpdir");
	check_equals_and_free (tc, "/tmpdir/my/path",
	                       p11_path_expand ("$TEMP/my/path"));
#else /* OS_WIN32 */
	putenv ("HOME=C:\\Users\\blah");
	check_equals_and_free (tc, "C:\\Users\\blah\\path",
	                       p11_path_expand ("$HOME/path"));
	check_equals_and_free (tc, "C:\\Users\\blah\\path",
	                       p11_path_expand ("$HOME\\path"));
	check_equals_and_free (tc, "C:\\Users\\blah\\path",
	                       p11_path_expand ("~/path"));
	check_equals_and_free (tc, "C:\\Users\\blah\\path",
	                       p11_path_expand ("~\\path"));

	putenv ("TEMP=C:\\Temp Directory");
	check_equals_and_free (tc, "C:\\Temp Directory\\path",
	                       p11_path_expand ("$TEMP/path"));
	check_equals_and_free (tc, "C:\\Temp Directory\\path",
	                       p11_path_expand ("$TEMP\\path"));
#endif

	putenv("HOME=");
	path = p11_path_expand ("$HOME/this/is/my/path");
	CuAssertTrue (tc, strstr (path, "this/is/my/path") != NULL);
	free (path);

	putenv("HOME=");
	path = p11_path_expand ("~/this/is/my/path");
	CuAssertTrue (tc, strstr (path, "this/is/my/path") != NULL);
	free (path);

	putenv("TEMP=");
	path = p11_path_expand ("$TEMP/this/is/my/path");
	CuAssertTrue (tc, strstr (path, "this/is/my/path") != NULL);
	free (path);
}

static void
test_absolute (CuTest *tc)
{
#ifdef OS_UNIX
	CuAssertTrue (tc, p11_path_absolute ("/home"));
	CuAssertTrue (tc, !p11_path_absolute ("home"));
#else /* OS_WIN32 */
	CuAssertTrue (tc, p11_path_absolute ("C:\\home"));
	CuAssertTrue (tc, !p11_path_absolute ("home"));
	CuAssertTrue (tc, !p11_path_absolute ("/home"));
#endif
}

int
main (void)
{
	CuString *output = CuStringNew ();
	CuSuite* suite = CuSuiteNew ();
	int ret;

	SUITE_ADD_TEST (suite, test_base);
	SUITE_ADD_TEST (suite, test_build);
	SUITE_ADD_TEST (suite, test_expand);
	SUITE_ADD_TEST (suite, test_absolute);

	CuSuiteRun (suite);
	CuSuiteSummary (suite, output);
	CuSuiteDetails (suite, output);
	printf ("%s\n", output->buffer);
	ret = suite->failCount;
	CuSuiteDelete (suite);
	CuStringDelete (output);

	return ret;
}