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Diffstat (limited to 'libmisc/tests/test_fmt.c')
| -rw-r--r-- | libmisc/tests/test_fmt.c | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/libmisc/tests/test_fmt.c b/libmisc/tests/test_fmt.c new file mode 100644 index 0000000..64b3b8a --- /dev/null +++ b/libmisc/tests/test_fmt.c @@ -0,0 +1,243 @@ +/* libmisc/tests/test_fmt.c - Tests for <libmisc/fmt.h> + * + * Copyright (C) 2025 Luke T. Shumaker <lukeshu@lukeshu.com> + * SPDX-License-Identifier: AGPL-3.0-or-later + */ + +#include <stdlib.h> /* for free() */ +#include <string.h> /* for strcmp(), memcmp(), memset() */ + +#include <libmisc/fmt.h> + +#include "test.h" + +int main() { + char str[128] = {}; +#define do_print(...) fmt_snprint(str, sizeof(str), __VA_ARGS__) + + do_print("hello ", 9, " world!\n"); + test_assert(strcmp(str, "hello 9 world!\n") == 0); + memset(str, 0, sizeof(str)); + + do_print("hello ", (base8, 9), " world!\n"); + test_assert(strcmp(str, "hello 11 world!\n") == 0); + memset(str, 0, sizeof(str)); + + do_print("hello ", (base2, 9), (qstr, " world!\n")); + test_assert(strcmp(str, "hello 1001\" world!\\n\"") == 0); + memset(str, 0, sizeof(str)); + + do_print("hello ", (base16, 17), " world!\n"); + test_assert(strcmp(str, "hello 11 world!\n") == 0); + memset(str, 0, sizeof(str)); + + do_print((strn, "hello ", 4)); + test_assert(strcmp(str, "hell") == 0); + memset(str, 0, sizeof(str)); + + do_print((strn, "h\0ello ", 4)); + test_assert(memcmp(str, "h\0\0", 3) == 0); + memset(str, 0, sizeof(str)); + + do_print((mem, "hello ", 4)); + test_assert(strcmp(str, "hell") == 0); + memset(str, 0, sizeof(str)); + + do_print((mem, "hello\0world", strlen("hello world")+1)); + test_assert(memcmp(str, "hello\0world", strlen("hello world")+1) == 0); + memset(str, 0, sizeof(str)); + + do_print((qmem, "hello\0world", strlen("hello world")+1)); + test_assert(strcmp(str, "\"hello\\0world\\0\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qstr, "hello\0world")); + test_assert(strcmp(str, "\"hello\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qstrn, "hello\0world", strlen("hello world")+1)); + test_assert(strcmp(str, "\"hello\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qstrn, "hello\0world", 4)); + test_assert(strcmp(str, "\"hell\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qstr, "hello\xFFworld🚧")); + test_assert(strcmp(str, "\"hello\\xFFworld\\U0001F6A7\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qstr, "¡hello world!")); + test_assert(strcmp(str, "\"\\u00A1hello world!\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qmem, "🚧", 3)); /* truncated UTF-8 */ + test_assert(strcmp(str, "\"\\xF0\\x9F\\x9A\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qmem, "\xF7\xBF\xBF\xBF", 4)); /* over unicode_max */ + test_assert(strcmp(str, "\"\\xF7\\xBF\\xBF\\xBF\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((qmem, "\xE0\xA0", 2)); /* non-optimal encoding (of ' ') */ + test_assert(strcmp(str, "\"\\xE0\\xA0\"") == 0); + memset(str, 0, sizeof(str)); + + do_print((byte, 'h'), (byte, 'w')); + test_assert(strcmp(str, "hw") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, 'h'), (qbyte, 'w')); + test_assert(strcmp(str, "'h''w'") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, 0)); + test_assert(strcmp(str, "'\\0'") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, '\\')); + test_assert(strcmp(str, "'\\\\'") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, '\'')); + test_assert(strcmp(str, "'\\''") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, '\n')); + test_assert(strcmp(str, "'\\n'") == 0); + memset(str, 0, sizeof(str)); + + do_print((qbyte, 0xff)); + test_assert(strcmp(str, "'\\xFF'") == 0); + memset(str, 0, sizeof(str)); + + do_print("zero ", 0); + test_assert(strcmp(str, "zero 0") == 0); + memset(str, 0, sizeof(str)); + + const char *const_str = "hello"; + do_print(const_str); + test_assert(strcmp(str, "hello") == 0); + memset(str, 0, sizeof(str)); + + bool t = true; + do_print(t); + test_assert(strcmp(str, "true") == 0); + memset(str, 0, sizeof(str)); + + bool f = false; + do_print(f); + test_assert(strcmp(str, "false") == 0); + memset(str, 0, sizeof(str)); + + /* Check that it accepts all primitive types of integer, not + * just all sizes of integer (e.g., on x86-64, + * sizeof(long)==sizeof(int), but they're different primitive + * types). */ + { + signed char x = 42; + do_print("schar ", x); + test_assert(strcmp(str, "schar 42") == 0); + memset(str, 0, sizeof(str)); + } + { + unsigned char x = 43; + do_print("uchar ", x); + test_assert(strcmp(str, "uchar 43") == 0); + memset(str, 0, sizeof(str)); + } + + { + short x = 44; + do_print("short ", x); + test_assert(strcmp(str, "short 44") == 0); + memset(str, 0, sizeof(str)); + } + { + unsigned short x = 45; + do_print("ushort ", x); + test_assert(strcmp(str, "ushort 45") == 0); + memset(str, 0, sizeof(str)); + } + + { + int x = 46; + do_print("int ", x); + test_assert(strcmp(str, "int 46") == 0); + memset(str, 0, sizeof(str)); + } + { + unsigned int x = 47; + do_print("uint ", x); + test_assert(strcmp(str, "uint 47") == 0); + memset(str, 0, sizeof(str)); + } + + { + long x = 48; + do_print("long ", x); + test_assert(strcmp(str, "long 48") == 0); + memset(str, 0, sizeof(str)); + } + { + unsigned long x = 49; + do_print("ulong ", x); + test_assert(strcmp(str, "ulong 49") == 0); + memset(str, 0, sizeof(str)); + } + + { + long long x = 50; + do_print("long long ", x); + test_assert(strcmp(str, "long long 50") == 0); + memset(str, 0, sizeof(str)); + } + { + unsigned long long x = 51; + do_print("ulong long ", x); + test_assert(strcmp(str, "ulong long 51") == 0); + memset(str, 0, sizeof(str)); + } + + do_print((ljust, 10, ' ', (base10, 1), "x")); + test_assert(strcmp(str, "1x ") == 0); + memset(str, 0, sizeof(str)); + + do_print((rjust, 10, ' ', (base10, 1), "x")); + test_assert(strcmp(str, " 1x") == 0); + memset(str, 0, sizeof(str)); + + do_print((base16_u8_, 1)); + test_assert(strcmp(str, "0x01") == 0); + memset(str, 0, sizeof(str)); + + do_print((base16_u16_, 1)); + test_assert(strcmp(str, "0x0001") == 0); + memset(str, 0, sizeof(str)); + + do_print((base16_u32_, 1)); + test_assert(strcmp(str, "0x00000001") == 0); + memset(str, 0, sizeof(str)); + + do_print((base16_u64_, 1)); + test_assert(strcmp(str, "0x0000000000000001") == 0); + memset(str, 0, sizeof(str)); + + do_print((hbyte, 1)); + test_assert(strcmp(str, "0x01") == 0); + memset(str, 0, sizeof(str)); + + do_print((hmem, "hello", 6)); + test_assert(strcmp(str, "{0x68,0x65,0x6C,0x6C,0x6F,0x00}") == 0); + memset(str, 0, sizeof(str)); + + char *astr = fmt_asprint(""); + test_assert(astr != NULL && astr[0] == '\0'); + free(astr); + + astr = fmt_asprint("hello ", (base2, 9), (qstr, " world!\n")); + test_assert(strcmp(astr, "hello 1001\" world!\\n\"") == 0); + free(astr); + + return 0; +} |