/*-
 * Copyright (c) 2003-2007 Tim Kientzle
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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.
 */
#include "test.h"
__FBSDID("$FreeBSD: src/usr.bin/cpio/test/test_basic.c,v 1.4 2008/08/25 06:39:29 kientzle Exp $");

static void
verify_files(const char *msg)
{
    /*
     * Verify unpacked files.
     */

    /* Regular file with 2 links. */
    assertIsReg("file", 0644);
    failure(msg);
    assertFileSize("file", 10);
    assertFileNLinks("file", 2);

    /* Another name for the same file. */
    assertIsHardlink("linkfile", "file");

    /* Symlink */
    if (canSymlink())
        assertIsSymlink("symlink", "file");

    /* Another file with 1 link and different permissions. */
    assertIsReg("file2", 0777);
    assertFileSize("file2", 10);
    assertFileNLinks("file2", 1);

    /* dir */
    assertIsDir("dir", 0775);
}

static void
basic_cpio(const char *target,
    const char *pack_options,
    const char *unpack_options,
    const char *se)
{
    int r;

    if (!assertMakeDir(target, 0775))
        return;

    /* Use the cpio program to create an archive. */
    r = systemf("%s -o %s < filelist >%s/archive 2>%s/pack.err",
        testprog, pack_options, target, target);
    failure("Error invoking %s -o %s", testprog, pack_options);
    assertEqualInt(r, 0);

    assertChdir(target);

    /* Verify stderr. */
    failure("Expected: %s, options=%s", se, pack_options);
    assertTextFileContents(se, "pack.err");

    /*
     * Use cpio to unpack the archive into another directory.
     */
    r = systemf("%s -i %s< archive >unpack.out 2>unpack.err",
        testprog, unpack_options);
    failure("Error invoking %s -i %s", testprog, unpack_options);
    assertEqualInt(r, 0);

    /* Verify stderr. */
    failure("Error invoking %s -i %s in dir %s", testprog, unpack_options, target);
    assertTextFileContents(se, "unpack.err");

    verify_files(pack_options);

    assertChdir("..");
}

static void
passthrough(const char *target)
{
    int r;

    if (!assertMakeDir(target, 0775))
        return;

    /*
     * Use cpio passthrough mode to copy files to another directory.
     */
    r = systemf("%s -p %s <filelist >%s/stdout 2>%s/stderr",
        testprog, target, target, target);
    failure("Error invoking %s -p", testprog);
    assertEqualInt(r, 0);

    assertChdir(target);

    /* Verify stderr. */
    failure("Error invoking %s -p in dir %s",
        testprog, target);
    assertTextFileContents("1 block\n", "stderr");

    verify_files("passthrough");
    assertChdir("..");
}

DEFINE_TEST(test_basic)
{
    FILE *filelist;
    const char *msg;

    assertUmask(0);

    /*
     * Create an assortment of files on disk.
     */
    filelist = fopen("filelist", "w");

    /* File with 10 bytes content. */
    assertMakeFile("file", 0644, "1234567890");
    fprintf(filelist, "file\n");

    /* hardlink to above file. */
    assertMakeHardlink("linkfile", "file");
    fprintf(filelist, "linkfile\n");

    /* Symlink to above file. */
    if (canSymlink()) {
        assertMakeSymlink("symlink", "file");
        fprintf(filelist, "symlink\n");
    }

    /* Another file with different permissions. */
    assertMakeFile("file2", 0777, "1234567890");
    fprintf(filelist, "file2\n");

    /* Directory. */
    assertMakeDir("dir", 0775);
    fprintf(filelist, "dir\n");
    /* All done. */
    fclose(filelist);

    assertUmask(022);

    /* Archive/dearchive with a variety of options. */
    msg = canSymlink() ? "2 blocks\n" : "1 block\n";
    basic_cpio("copy", "", "", msg);
    basic_cpio("copy_odc", "--format=odc", "", msg);
    basic_cpio("copy_newc", "-H newc", "", "2 blocks\n");
    basic_cpio("copy_cpio", "-H odc", "", msg);
    msg = canSymlink() ? "9 blocks\n" : "8 blocks\n";
    basic_cpio("copy_ustar", "-H ustar", "", msg);

    /* Copy in one step using -p */
    passthrough("passthrough");
}
