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#include "test_apr.h"
#include "apr_errno.h"
#include "apr_general.h"
#include "apr_user.h"

#if APR_HAS_USER
static void uid_current(CuTest *tc)
{
    apr_uid_t uid;
    apr_gid_t gid;
    apr_status_t rv;

    rv = apr_uid_current(&uid, &gid, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
}

static void username(CuTest *tc)
{
    apr_uid_t uid;
    apr_gid_t gid;
    apr_uid_t retreived_uid;
    apr_gid_t retreived_gid;
    apr_status_t rv;
    char *uname = NULL;

    rv = apr_uid_current(&uid, &gid, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    rv = apr_uid_name_get(&uname, uid, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertPtrNotNull(tc, uname);

    rv = apr_uid_get(&retreived_uid, &retreived_gid, uname, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    CuAssertIntEquals(tc, APR_SUCCESS, apr_uid_compare(uid, retreived_uid));
    if (!gid || !retreived_gid) {
        /* The function had no way to recover the gid (this would have been
         * an ENOTIMPL if apr_uid_ functions didn't try to double-up and
         * also return apr_gid_t values, which was bogus.
         */
        if (!gid) {
            CuNotImpl(tc, "Groups from apr_uid_current");
        }
        else {
            CuNotImpl(tc, "Groups from apr_uid_get");
        }        
    }
    else {
        CuAssertIntEquals(tc, APR_SUCCESS, apr_gid_compare(gid, retreived_gid));
    }
}

static void groupname(CuTest *tc)
{
    apr_uid_t uid;
    apr_gid_t gid;
    apr_gid_t retreived_gid;
    apr_status_t rv;
    char *gname = NULL;

    rv = apr_uid_current(&uid, &gid, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    rv = apr_gid_name_get(&gname, gid, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);
    CuAssertPtrNotNull(tc, gname);

    rv = apr_gid_get(&retreived_gid, gname, p);
    CuAssertIntEquals(tc, APR_SUCCESS, rv);

    CuAssertIntEquals(tc, APR_SUCCESS, apr_gid_compare(gid, retreived_gid));
}
#else
static void users_not_impl(CuTest *tc)
{
    CuNotImpl(tc, "Users not implemented on this platform");
}
#endif

CuSuite *testuser(void)
{
    CuSuite *suite = CuSuiteNew("Users");

#if !APR_HAS_USER
    SUITE_ADD_TEST(suite, users_not_impl);
#else
    SUITE_ADD_TEST(suite, uid_current);
    SUITE_ADD_TEST(suite, username);
    SUITE_ADD_TEST(suite, groupname);
#endif

    return suite;
}
