diff options
| -rw-r--r-- | test_gen.c | 73 |
1 files changed, 52 insertions, 21 deletions
@@ -19,6 +19,40 @@ struct { { LITTLE, "<" }, }; +enum fmt { + FMT_b, + FMT_B, + FMT_h, + FMT_H, + FMT_i, + FMT_I, + FMT_l, + FMT_L, + FMT_q, + FMT_Q, + FMT_END, + FMT_BEGIN = FMT_b, +}; + +struct fmtinfo { + char fmt; + char *type; + intmax_t min; + uintmax_t max; + size_t size; +} fmtinfo[] = { + [FMT_b] = { 'b', "char", INTMAX_C( -128), UINTMAX_C( 127), 1 }, + [FMT_B] = { 'B', "char", INTMAX_C( 0), UINTMAX_C( 255), 1 }, + [FMT_h] = { 'h', "short", INTMAX_C( -32768), UINTMAX_C( 32767), 2 }, + [FMT_H] = { 'H', "short", INTMAX_C( 0), UINTMAX_C( 65535), 2 }, + [FMT_i] = { 'i', "int", INTMAX_C( -32768), UINTMAX_C( 32767), 2 }, + [FMT_I] = { 'I', "int", INTMAX_C( 0), UINTMAX_C( 65535), 2 }, + [FMT_l] = { 'l', "long", INTMAX_C( -2147483648), UINTMAX_C( 2147483647), 4 }, + [FMT_L] = { 'L', "long", INTMAX_C( 0), UINTMAX_C( 4294967295), 4 }, + [FMT_q] = { 'q', "long long", -INTMAX_C(9223372036854775807) - 1, UINTMAX_C( 9223372036854775807), 8 }, + [FMT_Q] = { 'Q', "long long", INTMAX_C( 0), UINTMAX_C(18446744073709551615), 8 }, +}; + static char cchar(char c) { if (c == '\0') return c; @@ -65,34 +99,39 @@ static const char *i2bytes(enum endian e, int n, intmax_t v) return u2bytes(e, n, i2u(n, v)); } -static void generate_simple(FILE *out, char fmt, const char *type, intmax_t min, uintmax_t max, size_t size) +static void generate_simple(FILE *out, enum fmt fmt) { unsigned char data[8]; + struct fmtinfo *fi; char *prefix; bool sign; - sign = islower(fmt); + assert(fmt < FMT_END); + + fi = &fmtinfo[fmt]; + + sign = islower(fi->fmt); prefix = sign ? "signed" : "unsigned"; - assert(size <= sizeof data); + assert(fi->size <= sizeof data); - fprintf(out, "TEST(%s_%s)\n", prefix, cname(type)); + fprintf(out, "TEST(%s_%s)\n", prefix, cname(fi->type)); fprintf(out, "{\n"); - fprintf(out, "\t%s %s %c = __LINE__;\n", prefix, type, fmt); + fprintf(out, "\t%s %s %c = __LINE__;\n", prefix, fi->type, fi->fmt); for (size_t e = 0; e < sizeof endian / sizeof endian[0]; e++) { for (int i = sign ? -1 : 0; i <= 1; i++) { fprintf(out, "\tCHECK_UNPACK(DATA(%s), \"%s%c\", &%c);\n", - i2bytes(endian[e].e, size, i), endian[e].prefix, fmt, fmt); - fprintf(out, "\tCHECK_EQUAL(PRIdMAX, (intmax_t)%c, INTMAX_C(%d));\n", fmt, i); + i2bytes(endian[e].e, fi->size, i), endian[e].prefix, fi->fmt, fi->fmt); + fprintf(out, "\tCHECK_EQUAL(PRIdMAX, (intmax_t)%c, INTMAX_C(%d));\n", fi->fmt, i); } if (sign) { fprintf(out, "\tCHECK_UNPACK(DATA(%s), \"%s%c\", &%c);\n", - i2bytes(endian[e].e, size, min), endian[e].prefix, fmt, fmt); - fprintf(out, "\tCHECK_EQUAL(PRIdMAX, (intmax_t)%c, -INTMAX_C(%" PRIdMAX ")-1);\n", fmt, -(min + 1)); + i2bytes(endian[e].e, fi->size, fi->min), endian[e].prefix, fi->fmt, fi->fmt); + fprintf(out, "\tCHECK_EQUAL(PRIdMAX, (intmax_t)%c, -INTMAX_C(%" PRIdMAX ")-1);\n", fi->fmt, -(fi->min + 1)); } fprintf(out, "\tCHECK_UNPACK(DATA(%s), \"%s%c\", &%c);\n", - u2bytes(endian[e].e, size, max), endian[e].prefix, fmt, fmt); - fprintf(out, "\tCHECK_EQUAL(PRIuMAX, (uintmax_t)%c, UINTMAX_C(%" PRIuMAX "));\n", fmt, max); + u2bytes(endian[e].e, fi->size, fi->max), endian[e].prefix, fi->fmt, fi->fmt); + fprintf(out, "\tCHECK_EQUAL(PRIuMAX, (uintmax_t)%c, UINTMAX_C(%" PRIuMAX "));\n", fi->fmt, fi->max); } fprintf(out, "\treturn true;\n"); fprintf(out, "}\n"); @@ -101,14 +140,6 @@ static void generate_simple(FILE *out, char fmt, const char *type, intmax_t min, int main(void) { FILE *out = stdout; - generate_simple(out, 'b', "char", INTMAX_C( -128), UINTMAX_C( 127), 1); - generate_simple(out, 'B', "char", INTMAX_C( 0), UINTMAX_C( 255), 1); - generate_simple(out, 'h', "short", INTMAX_C( -32768), UINTMAX_C( 32767), 2); - generate_simple(out, 'H', "short", INTMAX_C( 0), UINTMAX_C( 65535), 2); - generate_simple(out, 'i', "int", INTMAX_C( -32768), UINTMAX_C( 32767), 2); - generate_simple(out, 'I', "int", INTMAX_C( 0), UINTMAX_C( 65535), 2); - generate_simple(out, 'l', "long", INTMAX_C( -2147483648), UINTMAX_C( 2147483647), 4); - generate_simple(out, 'L', "long", INTMAX_C( 0), UINTMAX_C( 4294967295), 4); - generate_simple(out, 'q', "long long", -INTMAX_C(9223372036854775807)-1, UINTMAX_C( 9223372036854775807), 8); - generate_simple(out, 'Q', "long long", INTMAX_C( 0), UINTMAX_C(18446744073709551615), 8); + for (enum fmt fmt = FMT_BEGIN; fmt < FMT_END; fmt++) + generate_simple(out, fmt); } |