#include <sysexits.h>

#include "config.h"
#include "cunit/cyrunit.h"
#include "xmalloc.h"
#include "prot.h"
#include "imap/global.h"
#include "util.h"

#define CANARY          0xdeadbeefcafebabe

static void test_parsenum(void)
{
    const char NUM0[] = "0 some other stuf";
    const char NUM1[] = "1somestuff";
    const char NUMBIG[] = "18446744073709551615ULL"; // non-digits parse OK
    const char NUMTOOBIG[] = "18446744073709551616";
    bit64 val = CANARY;
    int r;

    r = parsenum(NUM0, NULL, strlen(NUM0), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 0);

    val = CANARY;
    r = parsenum(NUM1, NULL, strlen(NUM1), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 1);

    val = CANARY;
    r = parsenum(NUMBIG, NULL, strlen(NUMBIG), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 18446744073709551615ULL);

    val = CANARY;
    r = parsenum(NUMTOOBIG, NULL, strlen(NUMTOOBIG), &val);
    CU_ASSERT_EQUAL(r, -1);
}

static void test_parsehex(void)
{
    const char NUM0[] = "0 some other stuf";
    const char NUM1[] = "1somestuff";
    const char NUMBIG[] = "ffffffffffffffff";
    const char NUMTOOBIG[] = "10000000000000000";
    bit64 val = CANARY;
    int r;

    r = parsehex(NUM0, NULL, strlen(NUM0), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 0);

    val = CANARY;
    r = parsehex(NUM1, NULL, strlen(NUM1), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 1);

    val = CANARY;
    r = parsehex(NUMBIG, NULL, strlen(NUMBIG), &val);
    CU_ASSERT_EQUAL(r, 0);
    CU_ASSERT_EQUAL(val, 18446744073709551615ULL);

    val = CANARY;
    r = parsehex(NUMTOOBIG, NULL, strlen(NUMTOOBIG), &val);
    CU_ASSERT_EQUAL(r, -1);
}

#define wrap_int_parser(func, type, s, outp, valp, inp) do          \
{                                                                   \
    struct protstream *prot;                                        \
    char *b;                                                        \
                                                                    \
    int *outp__ = (outp);                                           \
    type *valp__ = (valp);                                          \
    int *inp__ = (inp);                                             \
                                                                    \
    b = xstrdup(s); /* work around bug in prot_ungetc */            \
    prot = prot_readmap(b, strlen(b));                              \
                                                                    \
    *valp__ = (type) CANARY;                                        \
    *outp__ = func(prot, valp__);                                   \
    if (inp__) *inp__ = prot_bytes_in(prot);                        \
                                                                    \
    prot_free(prot);                                                \
    free(b);                                                        \
} while(0)


static void test_getint32(void)
{
    static const char STR1[] = "0 ";
    static const int32_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const int32_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const char STR4[] = "123)";
    static const int32_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const int32_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const char STR8[] = "+123 ";
    int32_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getint32, int32_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getint32, int32_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getint32, int32_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getint32, int32_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getint32, int32_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getint32, int32_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getint32, int32_t, STR7, &c, &val, NULL);
    /* XXX this would have succeeded if getint32() weren't broken */
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */

    /* test a leading + */
    wrap_int_parser(getint32, int32_t, STR8, &c, &val, NULL);
    /* XXX this would have succeeded if getint32() weren't broken */
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
}

static void test_getsint32(void)
{
    static const char STR1[] = "0 ";
    static const int32_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const int32_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const char STR4[] = "123)";
    static const int32_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const int32_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const int32_t VAL7 = -123;
    static const char STR8[] = "+123 ";
    static const int32_t VAL8 = 123;
    int32_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getsint32, int32_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getsint32, int32_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getsint32, int32_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getsint32, int32_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getsint32, int32_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getsint32, int32_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getsint32, int32_t, STR7, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL7);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR7));

    /* test a leading + */
    wrap_int_parser(getsint32, int32_t, STR8, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL8);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR8));
}

static void test_getuint32(void)
{
    static const char STR1[] = "0 ";
    static const uint32_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const uint32_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const char STR4[] = "123)";
    static const uint32_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const uint32_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const char STR8[] = "+123 ";
    uint32_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getuint32, uint32_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getuint32, uint32_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getuint32, uint32_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getuint32, uint32_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getuint32, uint32_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getuint32, uint32_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getuint32, uint32_t, STR7, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test a leading + */
    wrap_int_parser(getuint32, uint32_t, STR8, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);
}

static void test_getint64(void)
{
    static const char STR1[] = "0 ";
    static const int64_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const int64_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const char STR4[] = "123)";
    static const int64_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const int64_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const char STR8[] = "+123 ";
    int64_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getint64, int64_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getint64, int64_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getint64, int64_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getint64, int64_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getint64, int64_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getint64, int64_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getint64, int64_t, STR7, &c, &val, NULL);
    /* XXX this would have succeeded if getint64() weren't broken */
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */

    /* test a leading + */
    wrap_int_parser(getint64, int64_t, STR8, &c, &val, NULL);
    /* XXX this would have succeeded if getint64() weren't broken */
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
}

static void test_getsint64(void)
{
    static const char STR1[] = "0 ";
    static const int64_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const int64_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const char STR4[] = "123)";
    static const int64_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const int64_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const int64_t VAL7 = -123;
    static const char STR8[] = "+123 ";
    static const int64_t VAL8 = 123;
    int64_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getsint64, int64_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getsint64, int64_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getsint64, int64_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getsint64, int64_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getsint64, int64_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getsint64, int64_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getsint64, int64_t, STR7, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL7);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR7));

    /* test a leading + */
    wrap_int_parser(getsint64, int64_t, STR8, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL8);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR8));
}

static void test_getuint64(void)
{
    static const char STR1[] = "0 ";
    static const uint64_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const uint64_t VAL2 = 1234567890;
    static const char STR3[] = "123456789012345678901 ";
    static const char STR4[] = "123)";
    static const uint64_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const uint64_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const char STR8[] = "+123 ";
    uint64_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getuint64, uint64_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getuint64, uint64_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a string with too many digits */
    CU_EXPECT_CYRFATAL_BEGIN;
        wrap_int_parser(getuint64, uint64_t, STR3, &c, &val, NULL);
    CU_EXPECT_CYRFATAL_END(EX_IOERR, "num too big");

    /* test a valid value with a different terminator */
    wrap_int_parser(getuint64, uint64_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getuint64, uint64_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getuint64, uint64_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getuint64, uint64_t, STR7, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test a leading + */
    wrap_int_parser(getuint64, uint64_t, STR8, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);
}

static void test_getmodseq(void)
{
    static const char STR1[] = "0 ";
    static const modseq_t VAL1 = 0;
    static const char STR2[] = "1234567890 ";
    static const modseq_t VAL2 = 1234567890;
    static const char STR3[] = "12345678901234567890 ";
    static const modseq_t VAL3 = 12345678901234567890ULL;
//     static const char STR3a[] = "123456789012345678901234567890 ";
    static const char STR4[] = "123)";
    static const modseq_t VAL4 = 123;
    static const char STR5[] = "y&+123 ";
    static const char STR6[] = "123";
    static const modseq_t VAL6 = 123;
    static const char STR7[] = "-123 ";
    static const char STR8[] = "+123 ";
    modseq_t val;
    int c;
    int bytes_in;

    /* test a valid zero value */
    wrap_int_parser(getmodseq, modseq_t, STR1, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL1);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR1));

    /* test a valid value with all the digits */
    wrap_int_parser(getmodseq, modseq_t, STR2, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL2);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR2));

    /* test a valid value >32b */
    wrap_int_parser(getmodseq, modseq_t, STR3, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ' ');
    CU_ASSERT_EQUAL(val, VAL3);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR3));

// This test fatal()s which we cannot catch for now
//     /* test a string with too many digits */
//     wrap_int_parser(getmodseq, modseq_t, STR3a, &c, &val, NULL);
//     CU_ASSERT_EQUAL(c, EOF);
//     CU_ASSERT_EQUAL(val, CANARY64);

    /* test a valid value with a different terminator */
    wrap_int_parser(getmodseq, modseq_t, STR4, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, ')');
    CU_ASSERT_EQUAL(val, VAL4);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR4));

    /* test an invalid string */
    wrap_int_parser(getmodseq, modseq_t, STR5, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test the corner case where we encounter EOF
     * at the end of a valid string of digits */
    wrap_int_parser(getmodseq, modseq_t, STR6, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    CU_ASSERT_EQUAL(val, VAL6);
    CU_ASSERT_EQUAL(bytes_in, strlen(STR6));

    /* test a leading - */
    wrap_int_parser(getmodseq, modseq_t, STR7, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);

    /* test a leading + */
    wrap_int_parser(getmodseq, modseq_t, STR8, &c, &val, &bytes_in);
    CU_ASSERT_EQUAL(c, EOF);
    /* sadly, val is undefined at this point */
    CU_ASSERT_EQUAL(bytes_in, 0);
}

/* vim: set ft=c: */
