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Main: add example "printf_fmt"

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This commit is contained in:
Alex Kotov 2022-05-27 02:17:29 +03:00
parent 841d6991e7
commit f34b66479a
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
4 changed files with 72 additions and 0 deletions
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63
examples/printf_fmt.c Normal file
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@ -0,0 +1,63 @@
#include <kernaux/printf_fmt.h>
#include <assert.h>
int main()
{
{
const char *format = "012.34f";
struct KernAux_PrintfFmt_Spec spec = KernAux_PrintfFmt_Spec_create();
KernAux_PrintfFmt_Spec_eval_flags(&spec, &format);
if (KernAux_PrintfFmt_Spec_eval_width1(&spec, &format)) {
KernAux_PrintfFmt_Spec_eval_width2(&spec, &format, 0);
}
if (KernAux_PrintfFmt_Spec_eval_precision1(&spec, &format)) {
KernAux_PrintfFmt_Spec_eval_precision2(&spec, &format, 0);
}
KernAux_PrintfFmt_Spec_eval_length(&spec, &format);
KernAux_PrintfFmt_Spec_eval_type(&spec, &format);
assert(
spec.flags ==
(
KERNAUX_PRINTF_FMT_FLAGS_ZEROPAD |
KERNAUX_PRINTF_FMT_FLAGS_PRECISION
)
);
assert(spec.width == 12);
assert(spec.precision == 34);
assert(spec.type == KERNAUX_PRINTF_FMT_TYPE_FLOAT);
assert(spec.base == 0);
}
{
const char *format = " *.*ld";
struct KernAux_PrintfFmt_Spec spec = KernAux_PrintfFmt_Spec_create();
KernAux_PrintfFmt_Spec_eval_flags(&spec, &format);
if (KernAux_PrintfFmt_Spec_eval_width1(&spec, &format)) {
KernAux_PrintfFmt_Spec_eval_width2(&spec, &format, 12);
}
if (KernAux_PrintfFmt_Spec_eval_precision1(&spec, &format)) {
KernAux_PrintfFmt_Spec_eval_precision2(&spec, &format, 34);
}
KernAux_PrintfFmt_Spec_eval_length(&spec, &format);
KernAux_PrintfFmt_Spec_eval_type(&spec, &format);
assert(
spec.flags ==
(
KERNAUX_PRINTF_FMT_FLAGS_SPACE |
KERNAUX_PRINTF_FMT_FLAGS_LONG |
KERNAUX_PRINTF_FMT_FLAGS_PRECISION
)
);
assert(spec.width == 12);
assert(spec.precision == 34);
assert(spec.type == KERNAUX_PRINTF_FMT_TYPE_INT);
assert(spec.base == 10);
}
return 0;
}