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enum: Add helper to parse enum flags from strings

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Individual flag names are separated by |.
This commit is contained in:
Tobias Brunner
2022-04-14 18:42:01 +02:00
parent 4f4d4021b4
commit 7137fd96c2
3 changed files with 149 additions and 9 deletions
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src/libstrongswan/tests/suites/test_enum.c
+67 -6
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@@ -20,13 +20,13 @@
/*******************************************************************************
* continuous enum
*/
enum {
enum test_enum_cont {
CONT1,
CONT2,
CONT3,
CONT4,
CONT5,
} test_enum_cont;
};
ENUM_BEGIN(test_enum_cont_names, CONT1, CONT5,
"CONT1", "CONT2", "CONT3", "CONT4", "CONT5");
@@ -35,13 +35,13 @@ ENUM_END(test_enum_cont_names, CONT5);
/*******************************************************************************
* split enum
*/
enum {
enum test_enum_split {
SPLIT1 = 1,
SPLIT2,
SPLIT3 = 5,
SPLIT4,
SPLIT5 = 255,
} test_enum_split;
};
ENUM_BEGIN(test_enum_split_names, SPLIT1, SPLIT2,
"SPLIT1", "SPLIT2");
@@ -54,7 +54,7 @@ ENUM_END(test_enum_split_names, SPLIT5);
/*******************************************************************************
* enum flags
*/
enum {
enum test_enum_flags {
FLAG1 = (1 << 0),
FLAG2 = (1 << 1),
FLAG3 = (1 << 2),
@@ -67,7 +67,7 @@ enum {
FLAG10 = (1 << 9),
FLAG11 = (1 << 10),
FLAG12 = (1 << 11),
} test_enum_flags;
};
ENUM_FLAGS(test_enum_flags_names, FLAG1, FLAG5,
"(unset)", "FLAG1", "FLAG2", "FLAG3", "FLAG4", "FLAG5");
@@ -263,6 +263,30 @@ static struct {
}, enum_flags_to_string_tests[] = {
{-1, NULL},
{6435, NULL},
}, enum_flags_from_string_tests[] = {
{0, NULL},
{0, ""},
{0, "(unset)"},
{FLAG1, "FLAG1"},
{FLAG2, "flag2"},
{FLAG3, "fLaG3"},
{FLAG4, "FLAG4"},
{FLAG5, "FLAG5"},
{FLAG1 | FLAG3, "FLAG1 | FLAG3"},
{FLAG1 | FLAG3, "flag3|flag1"},
{FLAG1 | FLAG3, "flag1|flag3 | (unset)"},
{FLAG1 | FLAG2 | FLAG3 | FLAG4 | FLAG5, "flag1|flag2|flag3|flag4|flag5"},
{FLAG1 | FLAG2 | FLAG3 | FLAG4 | FLAG5, "flag3|flag4|flag5|flag2|flag1"},
{FLAG5, "(unset)|flag5"},
{FLAG1, "FLAG1 | flag1 | flAg1"},
{-1, "FLAG6"},
{-1, "flag1 | asdf"},
}, enum_flags_from_string_noflagenum_tests[] = {
{0, NULL},
{0, ""},
{CONT2, "CONT2"},
{CONT5, "CONT5"},
{-1, "asdf"},
};
START_TEST(test_enum_printf_hook_cont)
@@ -371,6 +395,38 @@ START_TEST(test_enum_flags_to_string_noflagenum)
}
END_TEST
START_TEST(test_enum_flags_from_string)
{
enum test_enum_flags val;
if (enum_flags_from_string(test_enum_flags_names,
enum_flags_from_string_tests[_i].str, &val))
{
ck_assert_int_eq(enum_flags_from_string_tests[_i].val, val);
}
else
{
ck_assert_int_eq(enum_flags_from_string_tests[_i].val, -1);
}
}
END_TEST
START_TEST(test_enum_flags_from_string_noflagenum)
{
enum test_enum_cont val;
if (enum_flags_from_string(test_enum_cont_names,
enum_flags_from_string_noflagenum_tests[_i].str, &val))
{
ck_assert_int_eq(enum_flags_from_string_noflagenum_tests[_i].val, val);
}
else
{
ck_assert_int_eq(enum_flags_from_string_noflagenum_tests[_i].val, -1);
}
}
END_TEST
START_TEST(test_enum_printf_hook_width)
{
char buf[128];
@@ -406,6 +462,11 @@ Suite *enum_suite_create()
tcase_add_loop_test(tc, test_enum_flags_to_string_noflagenum, 0, countof(printf_tests_flags_noflagenum));
suite_add_tcase(s, tc);
tc = tcase_create("enum_flags_from_string");
tcase_add_loop_test(tc, test_enum_flags_from_string, 0, countof(enum_flags_from_string_tests));
tcase_add_loop_test(tc, test_enum_flags_from_string_noflagenum, 0, countof(enum_flags_from_string_noflagenum_tests));
suite_add_tcase(s, tc);
tc = tcase_create("enum_printf_hook");
tcase_add_loop_test(tc, test_enum_printf_hook_cont, 0, countof(printf_tests_cont));
tcase_add_loop_test(tc, test_enum_printf_hook_split, 0, countof(printf_tests_split));