strfmon_test: Add some tests
Attempt to test the correctness of strfmon(3). Some of them were inspired from the examples section at: https://pubs.opengroup.org/onlinepubs/9699919799/functions/strfmon.html Items marked with XXX represent an invalid output. Reviewed by: kib PR: 267282 Github PR: #619 MFC after: 1 week
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@ -27,6 +27,8 @@
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <locale.h>
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#include <monetary.h>
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#include <stdio.h>
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@ -64,8 +66,157 @@ ATF_TC_BODY(strfmon_locale_thousands, tc)
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ATF_CHECK_STREQ(expected, actual);
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}
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ATF_TC_WITHOUT_HEAD(strfmon_examples);
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ATF_TC_BODY(strfmon_examples, tc)
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{
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const struct {
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const char *format;
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const char *expected;
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} tests[] = {
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{ "%n", "[$123.45] [-$123.45] [$3,456.78]" },
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{ "%11n", "[ $123.45] [ -$123.45] [ $3,456.78]" }, /* XXX */
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{ "%#5n", "[ $ 123.45] [-$ 123.45] [ $ 3,456.78]" },
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{ "%=*#5n", "[ $***123.45] [-$***123.45] [ $*3,456.78]" },
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{ "%=0#5n", "[ $000123.45] [-$000123.45] [ $03,456.78]" },
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{ "%^#5n", "[ $ 123.45] [-$ 123.45] [ $ 3456.78]" },
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{ "%^#5.0n", "[ $ 123] [-$ 123] [ $ 3457]" },
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{ "%^#5.4n", "[ $ 123.4500] [-$ 123.4500] [ $ 3456.7810]" },
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{ "%(#5n", "[$ 123.45] [($ 123.45)] [$ 3,456.78]" }, /* XXX */
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{ "%!(#5n", "[ 123.45] [( 123.45)] [ 3,456.78]" }, /* XXX */
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{ "%-14#5.4n", "[ $ 123.4500 ] [-$ 123.4500 ] [ $ 3,456.7810 ]" },
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{ "%14#5.4n", "[ $ 123.4500] [ -$ 123.4500] [ $ 3,456.7810]" },
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};
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size_t i;
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char actual[100], format[50];
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if (setlocale(LC_MONETARY, "en_US.UTF-8") == NULL)
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atf_tc_skip("unable to setlocale()");
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for (i = 0; i < nitems(tests); ++i) {
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snprintf(format, sizeof(format), "[%s] [%s] [%s]",
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tests[i].format, tests[i].format, tests[i].format);
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strfmon(actual, sizeof(actual), format,
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123.45, -123.45, 3456.781);
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ATF_CHECK_STREQ_MSG(tests[i].expected, actual,
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"[%s]", tests[i].format);
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}
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}
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ATF_TC(strfmon_cs_precedes_0);
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ATF_TC_HEAD(strfmon_cs_precedes_0, tc)
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{
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atf_tc_set_md_var(tc, "descr",
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"sep_by_space x sign_posn when cs_precedes = 0");
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}
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ATF_TC_BODY(strfmon_cs_precedes_0, tc)
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{
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const struct {
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const char *expected;
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} tests[] = {
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/* sep_by_space x sign_posn */
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{ "[(123.00$)] [-123.00$] [123.00$-] [123.00-$] [123.00$-]" },
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{ "[(123.00 $)] [-123.00 $] [123.00 $-] [123.00 -$] [123.00 $-]" },
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{ "[(123.00$)] [-123.00$] [123.00$ -] [123.00- $] [123.00$ -]" }, /* XXX */
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};
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size_t i, j;
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struct lconv *lc;
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char actual[100], buf[100];
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if (setlocale(LC_MONETARY, "en_US.UTF-8") == NULL)
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atf_tc_skip("unable to setlocale()");
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lc = localeconv();
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lc->n_cs_precedes = 0;
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for (i = 0; i < nitems(tests); ++i) {
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actual[0] = '\0';
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lc->n_sep_by_space = i;
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for (j = 0; j < 5; ++j) {
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lc->n_sign_posn = j;
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strfmon(buf, sizeof(buf), "[%n] ", -123.0);
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strlcat(actual, buf, sizeof(actual));
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}
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actual[strlen(actual) - 1] = '\0';
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ATF_CHECK_STREQ_MSG(tests[i].expected, actual,
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"sep_by_space = %zu", i);
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}
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}
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ATF_TC(strfmon_cs_precedes_1);
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ATF_TC_HEAD(strfmon_cs_precedes_1, tc)
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{
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atf_tc_set_md_var(tc, "descr",
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"sep_by_space x sign_posn when cs_precedes = 1");
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}
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ATF_TC_BODY(strfmon_cs_precedes_1, tc)
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{
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const struct {
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const char *expected;
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} tests[] = {
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/* sep_by_space x sign_posn */
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{ "[($123.00)] [-$123.00] [$123.00-] [-$123.00] [$-123.00]" },
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{ "[($ 123.00)] [-$ 123.00] [$ 123.00-] [-$ 123.00] [$- 123.00]" },
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{ "[($123.00)] [- $123.00] [$123.00 -] [- $123.00] [$ -123.00]" },
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};
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size_t i, j;
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struct lconv *lc;
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char actual[100], buf[100];
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if (setlocale(LC_MONETARY, "en_US.UTF-8") == NULL)
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atf_tc_skip("unable to setlocale()");
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lc = localeconv();
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lc->n_cs_precedes = 1;
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for (i = 0; i < nitems(tests); ++i) {
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actual[0] = '\0';
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lc->n_sep_by_space = i;
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for (j = 0; j < 5; ++j) {
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lc->n_sign_posn = j;
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strfmon(buf, sizeof(buf), "[%n] ", -123.0);
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strlcat(actual, buf, sizeof(actual));
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}
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actual[strlen(actual) - 1] = '\0';
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ATF_CHECK_STREQ_MSG(tests[i].expected, actual,
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"sep_by_space = %zu", i);
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}
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}
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ATF_TC_WITHOUT_HEAD(strfmon_international_currency_code);
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ATF_TC_BODY(strfmon_international_currency_code, tc)
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{
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const struct {
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const char *locale;
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const char *expected;
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} tests[] = {
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{ "en_US.UTF-8", "[USD 123.45]" }, /* XXX */
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{ "de_DE.UTF-8", "[123,45 EUR ]" }, /* XXX */
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{ "C", "[123.45]" }, /* XXX OOB access */
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};
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size_t i;
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char actual[100];
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for (i = 0; i < nitems(tests); ++i) {
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if (setlocale(LC_MONETARY, tests[i].locale) == NULL)
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atf_tc_skip("unable to setlocale()");
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strfmon(actual, sizeof(actual), "[%i]", 123.45);
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ATF_CHECK_STREQ(tests[i].expected, actual);
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}
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, strfmon_locale_thousands);
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ATF_TP_ADD_TC(tp, strfmon_examples);
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ATF_TP_ADD_TC(tp, strfmon_cs_precedes_0);
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ATF_TP_ADD_TC(tp, strfmon_cs_precedes_1);
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ATF_TP_ADD_TC(tp, strfmon_international_currency_code);
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return (atf_no_error());
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}
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