mirror of
https://github.com/tbamud/tbamud.git
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fff58ccab3
Agent-Logs-Url: https://github.com/tbamud/tbamud/sessions/d5b86db2-e5ab-4729-b8b1-2ca7cf01c6b9 Co-authored-by: welcor <357770+welcor@users.noreply.github.com>
483 lines
13 KiB
C
483 lines
13 KiB
C
/**
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* @file test_utils.c
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* Unit tests for pure / near-pure functions in src/utils.c
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*/
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#include "unity.h"
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#include "conf.h"
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#include "sysdep.h"
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#include "structs.h"
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#include "utils.h"
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/* Redirect mud log output so basic_mud_vlog() doesn't print the
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* "SYSERR: Using log() before stream was initialized!" warning. */
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extern FILE *logfile;
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void setUp(void) { logfile = stderr; }
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void tearDown(void) { logfile = NULL; }
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/* =========================================================
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* prune_crlf
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* ========================================================= */
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void test_prune_crlf_strips_crlf(void)
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{
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char s[] = "hello\r\n";
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prune_crlf(s);
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TEST_ASSERT_EQUAL_STRING("hello", s);
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}
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void test_prune_crlf_strips_lf_only(void)
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{
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char s[] = "hello\n";
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prune_crlf(s);
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TEST_ASSERT_EQUAL_STRING("hello", s);
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}
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void test_prune_crlf_no_op_on_clean(void)
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{
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char s[] = "hello";
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prune_crlf(s);
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TEST_ASSERT_EQUAL_STRING("hello", s);
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}
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void test_prune_crlf_multiple_trailing(void)
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{
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char s[] = "hi\r\n\r\n";
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prune_crlf(s);
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TEST_ASSERT_EQUAL_STRING("hi", s);
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}
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/* =========================================================
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* str_cmp (may be an alias for strcasecmp on this platform)
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* ========================================================= */
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void test_str_cmp_equal_strings(void)
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{
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TEST_ASSERT_EQUAL_INT(0, str_cmp("hello", "hello"));
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}
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void test_str_cmp_case_insensitive(void)
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{
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TEST_ASSERT_EQUAL_INT(0, str_cmp("Hello", "hello"));
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TEST_ASSERT_EQUAL_INT(0, str_cmp("HELLO", "hello"));
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}
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void test_str_cmp_ordering_less(void)
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{
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TEST_ASSERT_LESS_THAN(0, str_cmp("a", "b"));
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}
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void test_str_cmp_ordering_greater(void)
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{
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TEST_ASSERT_GREATER_THAN(0, str_cmp("b", "a"));
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}
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void test_str_cmp_empty_equal(void)
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{
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TEST_ASSERT_EQUAL_INT(0, str_cmp("", ""));
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}
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/* =========================================================
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* strn_cmp (may be an alias for strncasecmp on this platform)
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* ========================================================= */
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void test_strn_cmp_equal_prefix(void)
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{
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TEST_ASSERT_EQUAL_INT(0, strn_cmp("hello", "hello world", 5));
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}
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void test_strn_cmp_differ_past_n(void)
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{
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/* First 5 chars same, so strn_cmp("hello!", "hellox", 5) == 0 */
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TEST_ASSERT_EQUAL_INT(0, strn_cmp("hello!", "hellox", 5));
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}
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void test_strn_cmp_differ_within_n(void)
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{
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TEST_ASSERT_NOT_EQUAL(0, strn_cmp("abc", "xyz", 3));
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}
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/* =========================================================
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* sprintbit
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* ========================================================= */
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void test_sprintbit_no_bits_set(void)
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{
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static const char *names[] = { "FLAG_A", "FLAG_B", "\n" };
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char result[256];
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sprintbit(0, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("NOBITS ", result);
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}
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void test_sprintbit_single_bit(void)
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{
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static const char *names[] = { "FLAG_A", "FLAG_B", "\n" };
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char result[256];
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sprintbit(1, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("FLAG_A ", result);
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}
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void test_sprintbit_multiple_bits(void)
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{
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static const char *names[] = { "FLAG_A", "FLAG_B", "\n" };
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char result[256];
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sprintbit(3, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("FLAG_A FLAG_B ", result);
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}
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void test_sprintbit_undefined_bit(void)
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{
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/* Bit 2 is beyond the named array – should produce "UNDEFINED" */
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static const char *names[] = { "FLAG_A", "FLAG_B", "\n" };
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char result[256];
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sprintbit(4, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("UNDEFINED ", result);
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}
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/* =========================================================
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* sprinttype
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* ========================================================= */
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void test_sprinttype_valid_index_zero(void)
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{
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static const char *names[] = { "ZERO", "ONE", "\n" };
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char result[64];
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sprinttype(0, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("ZERO", result);
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}
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void test_sprinttype_valid_index_one(void)
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{
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static const char *names[] = { "ZERO", "ONE", "\n" };
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char result[64];
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sprinttype(1, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("ONE", result);
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}
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void test_sprinttype_out_of_range(void)
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{
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static const char *names[] = { "ZERO", "ONE", "\n" };
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char result[64];
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sprinttype(5, names, result, sizeof(result));
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TEST_ASSERT_EQUAL_STRING("UNDEFINED", result);
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}
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/* =========================================================
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* levenshtein_distance
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* ========================================================= */
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void test_levenshtein_identical_strings(void)
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{
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TEST_ASSERT_EQUAL_INT(0, levenshtein_distance("hello", "hello"));
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}
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void test_levenshtein_empty_and_nonempty(void)
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{
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TEST_ASSERT_EQUAL_INT(5, levenshtein_distance("", "hello"));
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TEST_ASSERT_EQUAL_INT(5, levenshtein_distance("hello", ""));
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}
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void test_levenshtein_single_insertion(void)
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{
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TEST_ASSERT_EQUAL_INT(1, levenshtein_distance("abc", "abcd"));
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}
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void test_levenshtein_single_deletion(void)
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{
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TEST_ASSERT_EQUAL_INT(1, levenshtein_distance("abcd", "abc"));
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}
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void test_levenshtein_single_substitution(void)
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{
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TEST_ASSERT_EQUAL_INT(1, levenshtein_distance("abc", "axc"));
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}
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void test_levenshtein_both_empty(void)
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{
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TEST_ASSERT_EQUAL_INT(0, levenshtein_distance("", ""));
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}
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/* =========================================================
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* count_color_chars
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* ========================================================= */
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void test_count_color_chars_no_codes(void)
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{
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TEST_ASSERT_EQUAL_INT(0, count_color_chars("hello"));
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}
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void test_count_color_chars_empty(void)
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{
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TEST_ASSERT_EQUAL_INT(0, count_color_chars(""));
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}
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void test_count_color_chars_single_color_code(void)
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{
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/* "\tR" is a two-char color escape; both are skipped (counted as overhead) */
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TEST_ASSERT_EQUAL_INT(2, count_color_chars("\tR"));
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}
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void test_count_color_chars_double_tab(void)
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{
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/* "\t\t" is an escaped literal tab; costs 1 overhead char */
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TEST_ASSERT_EQUAL_INT(1, count_color_chars("\t\t"));
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}
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void test_count_color_chars_mixed(void)
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{
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/* "\tRhello" → 2 overhead + 0 for "hello" */
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TEST_ASSERT_EQUAL_INT(2, count_color_chars("\tRhello"));
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}
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/* =========================================================
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* count_non_protocol_chars
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* ========================================================= */
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void test_count_non_protocol_chars_plain(void)
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{
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TEST_ASSERT_EQUAL_INT(5, count_non_protocol_chars("hello"));
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}
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void test_count_non_protocol_chars_empty(void)
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{
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TEST_ASSERT_EQUAL_INT(0, count_non_protocol_chars(""));
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}
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void test_count_non_protocol_chars_newlines_skipped(void)
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{
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TEST_ASSERT_EQUAL_INT(5, count_non_protocol_chars("\r\nhello"));
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}
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void test_count_non_protocol_chars_bracket_tag(void)
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{
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/* "@[bold]hi" – "@[bold]" is a protocol tag; only "hi" counted */
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TEST_ASSERT_EQUAL_INT(2, count_non_protocol_chars("@[bold]hi"));
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}
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/* =========================================================
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* atoidx
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* ========================================================= */
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void test_atoidx_valid_number(void)
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{
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TEST_ASSERT_EQUAL_INT(42, (int)atoidx("42"));
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}
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void test_atoidx_zero(void)
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{
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TEST_ASSERT_EQUAL_INT(0, (int)atoidx("0"));
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}
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void test_atoidx_negative_returns_nowhere(void)
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{
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TEST_ASSERT_EQUAL_INT((int)NOWHERE, (int)atoidx("-1"));
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}
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void test_atoidx_overflow_returns_nowhere(void)
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{
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/* IDXTYPE_MAX is 65535 on this build; a larger value overflows */
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TEST_ASSERT_EQUAL_INT((int)NOWHERE, (int)atoidx("99999999"));
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}
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/* =========================================================
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* right_trim_whitespace
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* ========================================================= */
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void test_right_trim_whitespace_trailing_spaces(void)
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{
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char *r = right_trim_whitespace("hello ");
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TEST_ASSERT_EQUAL_STRING("hello", r);
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free(r);
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}
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void test_right_trim_whitespace_no_trailing(void)
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{
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char *r = right_trim_whitespace("hello");
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TEST_ASSERT_EQUAL_STRING("hello", r);
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free(r);
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}
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void test_right_trim_whitespace_all_whitespace(void)
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{
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char *r = right_trim_whitespace(" ");
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TEST_ASSERT_EQUAL_STRING("", r);
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free(r);
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}
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void test_right_trim_whitespace_empty(void)
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{
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char *r = right_trim_whitespace("");
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TEST_ASSERT_EQUAL_STRING("", r);
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free(r);
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}
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/* =========================================================
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* remove_from_string
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* ========================================================= */
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void test_remove_from_string_word_present(void)
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{
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char s[] = "hello world";
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remove_from_string(s, "world");
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/* "world" and the trailing NUL shift left; "hello " remains */
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TEST_ASSERT_EQUAL_STRING("hello ", s);
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}
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void test_remove_from_string_word_absent(void)
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{
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char s[] = "hello world";
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remove_from_string(s, "nope");
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TEST_ASSERT_EQUAL_STRING("hello world", s);
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}
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void test_remove_from_string_word_at_start(void)
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{
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char s[] = "hello world";
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remove_from_string(s, "hello");
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/* "hello" removed; " world" remains */
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TEST_ASSERT_EQUAL_STRING(" world", s);
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}
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/* =========================================================
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* real_time_passed
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* ========================================================= */
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void test_real_time_passed_hours(void)
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{
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time_t base = 1000000;
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struct time_info_data *t = real_time_passed(base + 3 * SECS_PER_REAL_HOUR, base);
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TEST_ASSERT_EQUAL_INT(3, t->hours);
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TEST_ASSERT_EQUAL_INT(0, t->day);
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}
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void test_real_time_passed_days(void)
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{
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time_t base = 1000000;
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struct time_info_data *t = real_time_passed(base + 2 * SECS_PER_REAL_DAY + SECS_PER_REAL_HOUR, base);
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TEST_ASSERT_EQUAL_INT(1, t->hours);
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TEST_ASSERT_EQUAL_INT(2, t->day);
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}
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/* =========================================================
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* mud_time_passed
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* ========================================================= */
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void test_mud_time_passed_hours(void)
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{
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time_t base = 1000000;
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struct time_info_data *t = mud_time_passed(base + 2 * SECS_PER_MUD_HOUR, base);
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TEST_ASSERT_EQUAL_INT(2, t->hours);
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TEST_ASSERT_EQUAL_INT(0, t->day);
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TEST_ASSERT_EQUAL_INT(0, t->month);
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TEST_ASSERT_EQUAL_INT(0, t->year);
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}
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void test_mud_time_passed_days(void)
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{
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time_t base = 1000000;
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struct time_info_data *t = mud_time_passed(base + SECS_PER_MUD_DAY, base);
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TEST_ASSERT_EQUAL_INT(0, t->hours);
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TEST_ASSERT_EQUAL_INT(1, t->day);
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TEST_ASSERT_EQUAL_INT(0, t->month);
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TEST_ASSERT_EQUAL_INT(0, t->year);
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}
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void test_mud_time_passed_months(void)
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{
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time_t base = 1000000;
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struct time_info_data *t = mud_time_passed(base + SECS_PER_MUD_MONTH, base);
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TEST_ASSERT_EQUAL_INT(0, t->hours);
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TEST_ASSERT_EQUAL_INT(0, t->day);
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TEST_ASSERT_EQUAL_INT(1, t->month);
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TEST_ASSERT_EQUAL_INT(0, t->year);
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}
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/* =========================================================
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* main
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* ========================================================= */
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int main(void)
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{
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UNITY_BEGIN();
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/* prune_crlf */
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RUN_TEST(test_prune_crlf_strips_crlf);
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RUN_TEST(test_prune_crlf_strips_lf_only);
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RUN_TEST(test_prune_crlf_no_op_on_clean);
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RUN_TEST(test_prune_crlf_multiple_trailing);
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/* str_cmp */
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RUN_TEST(test_str_cmp_equal_strings);
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RUN_TEST(test_str_cmp_case_insensitive);
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RUN_TEST(test_str_cmp_ordering_less);
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RUN_TEST(test_str_cmp_ordering_greater);
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RUN_TEST(test_str_cmp_empty_equal);
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/* strn_cmp */
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RUN_TEST(test_strn_cmp_equal_prefix);
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RUN_TEST(test_strn_cmp_differ_past_n);
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RUN_TEST(test_strn_cmp_differ_within_n);
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/* sprintbit */
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RUN_TEST(test_sprintbit_no_bits_set);
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RUN_TEST(test_sprintbit_single_bit);
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RUN_TEST(test_sprintbit_multiple_bits);
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RUN_TEST(test_sprintbit_undefined_bit);
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/* sprinttype */
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RUN_TEST(test_sprinttype_valid_index_zero);
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RUN_TEST(test_sprinttype_valid_index_one);
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RUN_TEST(test_sprinttype_out_of_range);
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/* levenshtein_distance */
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RUN_TEST(test_levenshtein_identical_strings);
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RUN_TEST(test_levenshtein_empty_and_nonempty);
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RUN_TEST(test_levenshtein_single_insertion);
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RUN_TEST(test_levenshtein_single_deletion);
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RUN_TEST(test_levenshtein_single_substitution);
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RUN_TEST(test_levenshtein_both_empty);
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/* count_color_chars */
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RUN_TEST(test_count_color_chars_no_codes);
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RUN_TEST(test_count_color_chars_empty);
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RUN_TEST(test_count_color_chars_single_color_code);
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RUN_TEST(test_count_color_chars_double_tab);
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RUN_TEST(test_count_color_chars_mixed);
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/* count_non_protocol_chars */
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RUN_TEST(test_count_non_protocol_chars_plain);
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RUN_TEST(test_count_non_protocol_chars_empty);
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RUN_TEST(test_count_non_protocol_chars_newlines_skipped);
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RUN_TEST(test_count_non_protocol_chars_bracket_tag);
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/* atoidx */
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RUN_TEST(test_atoidx_valid_number);
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RUN_TEST(test_atoidx_zero);
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RUN_TEST(test_atoidx_negative_returns_nowhere);
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RUN_TEST(test_atoidx_overflow_returns_nowhere);
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/* right_trim_whitespace */
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RUN_TEST(test_right_trim_whitespace_trailing_spaces);
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RUN_TEST(test_right_trim_whitespace_no_trailing);
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RUN_TEST(test_right_trim_whitespace_all_whitespace);
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RUN_TEST(test_right_trim_whitespace_empty);
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/* remove_from_string */
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RUN_TEST(test_remove_from_string_word_present);
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RUN_TEST(test_remove_from_string_word_absent);
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RUN_TEST(test_remove_from_string_word_at_start);
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/* real_time_passed */
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RUN_TEST(test_real_time_passed_hours);
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RUN_TEST(test_real_time_passed_days);
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/* mud_time_passed */
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RUN_TEST(test_mud_time_passed_hours);
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RUN_TEST(test_mud_time_passed_days);
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RUN_TEST(test_mud_time_passed_months);
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return UNITY_END();
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}
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