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CHORE: Bug fixing. Major changes to bugs and also unit testing

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DarthMooMancer
2026-10-13 00:11:27 -04:00
parent fbd97f7112
commit b89579a5e7
15 changed files with 1051 additions and 146 deletions
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.DS_Store
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.clang-tidy
+8
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@@ -0,0 +1,8 @@
Checks: >
-*,
clang-analyzer-*,
bugprone-*,
-bugprone-easily-swappable-parameters,
-bugprone-reserved-identifier,
performance-*,
security-*
.gitignore
+4 -1
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@@ -1,2 +1,5 @@
build/ build/
.cache/ .cache/
tests/cache/
tests/bin/
coverage.html
AGENTS.md
-37
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@@ -1,37 +0,0 @@
# AGENTS.md
## Identity & Core Philosophy
You are an expert bug-hunter agent.
Speak and reason in **Caveman style** (why use many token when few token do trick).
### Caveman Communication Rules
- Drop articles (a/an/the), filler (just/really/basically/actually/simply), pleasantries, and greetings.
- Short, dense, direct phrases. Fragment sentences okay.
- Never summarize files read. Report only findings.
- **No tool-call narration:** Fire tools directly. Never explain what you are about to inspect or have just inspected.
- **Tokenizer rules:** NEVER invent abbreviations (cfg/impl/req/res/fn) or use arrows (→); tokenizers split them. Keep full words.
- **Safety rules:** NEVER drop `not`, `never`, `no`, `only`, `except` (flips meaning).
- **Exceptions (Do NOT caveman):** Code snippets, file paths, line numbers, command names, and error traces remain exact and intact.
- **Output pattern:** `[thing] [action] [reason]. [next step].`
---
## Strict Permissions & Boundaries
1. **Target Task:** Read codebase, hunt bugs, identify security flaws, edge-case failures, or performance bottlenecks.
2. **File Mutation Constraint:**
- **YOU MAY ONLY CREATE OR EDIT:** `BUGS.md`
- **ABSOLUTE BAN:** You are strictly forbidden from modifying, patching, refactoring, deleting, or creating ANY other files in the workspace (no source files, configs, tests, or documentation).
- If user asks you to fix code directly, REFUSE in caveman: "No touch code. Rule say only log to BUGS.md."
---
## Operating Instructions
1. Inspect files in read-only mode using available search/read tools. Call them immediately without introductory text.
2. Read existing `BUGS.md` first:
- Identify existing style, headers, keys, table columns, or list formats.
- You MUST mirror existing format, structure, and naming conventions exactly.
- If `BUGS.md` is empty or missing, use a minimal markdown list: `File:Line | Severity | Issue | Recommended fix`.
3. For every confirmed issue found:
- Append or edit entry in `BUGS.md` following matched format.
- Keep bug descriptions in `BUGS.md` terse and caveman-style.
4. Do not patch or edit source code under any circumstances.
Makefile
+129
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@@ -0,0 +1,129 @@
# ==============================================================================
# Toolchain & Executables
# ==============================================================================
LLVM_DIR ?= /opt/homebrew/opt/llvm/bin
CC := $(LLVM_DIR)/clang
LLVM_PROFDATA := $(LLVM_DIR)/llvm-profdata
LLVM_COV := $(LLVM_DIR)/llvm-cov
CPPCHECK := cppcheck
# ==============================================================================
# Flags & Directories
# ==============================================================================
CFLAGS := -std=c23 -Wall -Wextra -Wpedantic -Wshadow \
-Wconversion -Wsign-conversion \
-g -O1 -fno-omit-frame-pointer
SAN_FLAGS := -fsanitize=address,undefined
INCLUDES := -Iinclude -Isrc/lib -Isrc/lib/char -Isrc/lib/utils
ASAN_ENV := ASAN_OPTIONS="allocator_may_return_null=1:detect_stack_use_after_return=1" \
UBSAN_OPTIONS="halt_on_error=1:print_stacktrace=1"
CPPCHECK_FLAGS := --enable=all \
--inconclusive \
--error-exitcode=1 \
--check-level=exhaustive \
--suppress=missingIncludeSystem \
--suppress=unmatchedSuppression \
--suppress=unusedFunction \
--suppress=staticFunction \
--inline-suppr \
$(INCLUDES)
# Sources & Build Directories
SRCS := src/lib/char/char.c src/lib/utils/utils.c
TEST_SRC := tests/test_learn.c
FUZZ_SRC := tests/fuzz_char.c
BIN_DIR := tests/bin
CACHE_DIR := tests/cache
TEST_BIN := $(BIN_DIR)/test_learn_runner
TSAN_BIN := $(BIN_DIR)/test_tsan_runner
FUZZ_BIN := $(BIN_DIR)/fuzz_char_runner
COV_BIN := $(BIN_DIR)/test_cov_runner
# ==============================================================================
# Targets & Workflow Rules
# ==============================================================================
.PHONY: all test sanitize check check-sources analyze cppcheck fuzz cov-build cov clean
all: test
$(BIN_DIR) $(CACHE_DIR):
@mkdir -p $@
# --- Compilation Targets ---
$(TEST_BIN): $(SRCS) $(TEST_SRC) | $(BIN_DIR)
$(CC) $(CFLAGS) $(SAN_FLAGS) $(INCLUDES) $^ -o $@
$(TSAN_BIN): $(SRCS) $(TEST_SRC) | $(BIN_DIR)
$(CC) $(CFLAGS) -fsanitize=thread $(INCLUDES) $^ -o $@
$(FUZZ_BIN): $(SRCS) $(FUZZ_SRC) | $(BIN_DIR)
$(CC) $(CFLAGS) -fsanitize=fuzzer,address,undefined $(INCLUDES) $^ -o $@
# --- Testing & Sanitizer Suites ---
test: $(TEST_BIN)
@echo "=== Running Unit Tests (ASan + UBSan) ==="
@$(ASAN_ENV) ./$(TEST_BIN)
sanitize: $(TEST_BIN) $(TSAN_BIN)
@echo "\n=== [1/2] Running Address + UndefinedBehavior Sanitizers ==="
@$(ASAN_ENV) ./$(TEST_BIN)
@echo "\n=== [2/2] Running ThreadSanitizer ==="
@./$(TSAN_BIN)
@echo "\n>>> Sanitizers passed with zero defects."
# Unified master check: runtime sanitizers, static analyzer, and cppcheck
check: sanitize analyze cppcheck
@echo "\n=============================================="
@echo " ALL TESTS, SANITIZERS & STATIC CHECKS PASSED "
@echo "=============================================="
fuzz: $(FUZZ_BIN)
@echo "=== Starting Fuzzer (Press Ctrl+C to stop) ==="
@$(ASAN_ENV) ./$(FUZZ_BIN) -max_total_time=60
# --- Coverage Profiling ---
cov-build: $(SRCS) $(TEST_SRC) | $(BIN_DIR)
$(CC) $(CFLAGS) $(SAN_FLAGS) -fprofile-instr-generate -fcoverage-mapping $(INCLUDES) $^ -o $(COV_BIN)
cov: cov-build | $(CACHE_DIR)
@echo "=== Recording Coverage Profile Data ==="
@$(ASAN_ENV) LLVM_PROFILE_FILE="$(CACHE_DIR)/test_char.profdata_raw" ./$(COV_BIN)
@$(LLVM_PROFDATA) merge -sparse $(CACHE_DIR)/test_char.profdata_raw -o $(CACHE_DIR)/test_char.profdata
@echo "\n=== Line & Branch Coverage Report: src/lib/char/char.c ==="
@$(LLVM_COV) report $(COV_BIN) -instr-profile=$(CACHE_DIR)/test_char.profdata src/lib/char/char.c
@$(LLVM_COV) show $(COV_BIN) -instr-profile=$(CACHE_DIR)/test_char.profdata src/lib/char/char.c --format=html > coverage.html
@echo "\nDetailed HTML report written to coverage.html."
# --- Static Analysis & Object Checking ---
check-sources: | $(BIN_DIR)
@echo "=== Compiling Sources to Object Files (ASan + UBSan) ==="
$(CC) $(CFLAGS) $(SAN_FLAGS) $(INCLUDES) -c src/lib/char/char.c -o $(BIN_DIR)/char.o
$(CC) $(CFLAGS) $(SAN_FLAGS) $(INCLUDES) -c src/lib/utils/utils.c -o $(BIN_DIR)/utils.o
@echo "Library sources compiled cleanly."
analyze:
@echo "=== Running Clang Static Analyzer ==="
@$(CC) $(CFLAGS) $(INCLUDES) \
--analyze \
-Xanalyzer -analyzer-output=text \
-Xanalyzer -analyzer-checker=core,unix,deadcode,security \
$(SRCS)
@echo "Clang Static Analyzer complete: zero defects."
cppcheck:
@echo "=== Running Cppcheck Static Analysis ==="
@$(CPPCHECK) $(CPPCHECK_FLAGS) include/ src/
@echo "Cppcheck passed with zero defects."
# --- Housekeeping ---
clean:
rm -rf $(BIN_DIR)/* $(CACHE_DIR)/* coverage.html
Notes.md
-23
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@@ -1,23 +0,0 @@
```mermaid
flowchart TD
Start([Function Called]) --> CheckErr{Did an error occur?}
%% Error path
CheckErr -->|Yes| PushBit["Bitwise OR error code into err<br/>err |= ERROR_BIT"]
PushBit --> CheckOrigin{Is origin == NULL?}
CheckOrigin -->|Yes| SetOrigin["Record location in origin<br/>origin = __func__ / __FILE__"]
CheckOrigin -->|No| KeepOrigin[Preserve original root cause]
SetOrigin --> ReturnStruct
KeepOrigin --> ReturnStruct
%% Success / Normal path
CheckErr -->|No| ComputeValue["Write computation result<br/>value = result"]
ComputeValue --> ReturnStruct
ReturnStruct(["Return / Pass Out _err_t"]) --> Caller{Caller Inspection}
Caller -->|Check errors| InspectBits[Inspect bit flags in err]
Caller -->|Read payload| ReadValue[Access value data]
Caller -->|Debug / Log| PrintOrigin[Print root cause origin]
```
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src/lib/char/char.c
+61 -81
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@@ -7,42 +7,11 @@
#include "utils/utils.h" #include "utils/utils.h"
/**
* @file char.c
* @brief Dynamic contiguous array specialization for raw char elements.
*
* DESIGN CONTRACT:
* - RAW BYTE CONTAINER:
* This vector manages a sequence of independent 'char' values (raw bytes).
* It is NOT a C-string container. Buffers are NEVER null-terminated ('\0').
* Passing _vec_char_data() directly to string utilities (e.g., strlen, printf
* %s) or treating it as a NUL-terminated string is undefined behavior.
*
* - ELEMENT VALIDITY & BOUNDS:
* Valid elements reside strictly in the half-open range [0, _internal_size).
* Slots in the range [_internal_size, _internal_capacity) are spare capacity
* and must be treated as uninitialized storage. Any access past
* _internal_size - 1 is out of bounds.
*
* - ERROR HANDLING:
* Functions taking an `err_t*` out-parameter require a non-NULL pointer.
* On error, appropriate bit flags (defined in utils.h) are bitwise OR-ed into
* `err->flags`, and the initial failure site is recorded in `err->origin`.
*
* - MEMORY OWNERSHIP:
* Buffers are heap-allocated via malloc/realloc and owned exclusively by
* the vector instance. Use _vec_char_delete() to release resources.
*/
__attribute__((overloadable)) size_t __attribute__((overloadable)) size_t
__null_check(const _VecCharInternal* ptr, err_t* status) __null_check(const _VecCharInternal* ptr, err_t* status)
{ {
if (status == nullptr) if (status == nullptr)
{ {
err_t err = ERR_T_INIT;
err.flags = ERR_ERR_T_NULL;
err.origin = "NULL_CHECK";
*status = err;
return ERR_ERR_T_NULL; return ERR_ERR_T_NULL;
} }
if (ptr == nullptr) if (ptr == nullptr)
@@ -61,6 +30,10 @@ __null_check(const _VecCharInternal* ptr, err_t* status)
__attribute__((overloadable)) size_t __attribute__((overloadable)) size_t
__null_check(const char* ptr, err_t* status) __null_check(const char* ptr, err_t* status)
{ {
if (status == nullptr)
{
return ERR_ERR_T_NULL;
}
if (ptr == nullptr) if (ptr == nullptr)
{ {
status->flags |= ERR_BUF_NULL; status->flags |= ERR_BUF_NULL;
@@ -71,6 +44,10 @@ __null_check(const char* ptr, err_t* status)
size_t size_t
__origin_override(err_t* status, char* str) __origin_override(err_t* status, char* str)
{ {
if (status == nullptr)
{
return ERR_ERR_T_NULL;
}
if (status->origin != nullptr) if (status->origin != nullptr)
{ {
status->flags |= ERR_ORIGIN_UNALTERABLE; status->flags |= ERR_ORIGIN_UNALTERABLE;
@@ -108,8 +85,13 @@ _vec_char_cpy(const char* src, const size_t src_size, err_t* err)
_VecCharInternal self = VEC_INIT; _VecCharInternal self = VEC_INIT;
err_t status = ERR_T_INIT; err_t status = ERR_T_INIT;
if (__null_check(src, &status) != 0) size_t null = __null_check(src, err);
if (null != 0)
{ {
if (null & ERR_ERR_T_NULL)
{
return self;
}
__origin_override(err, "CPY"); __origin_override(err, "CPY");
err->flags |= status.flags; err->flags |= status.flags;
return self; return self;
@@ -166,7 +148,7 @@ _vec_char_push_back(_VecCharInternal* ptr, const char val, err_t* err)
if (res == nullptr) if (res == nullptr)
{ {
__origin_override(err, "PUSH_BACK"); __origin_override(err, "PUSH_BACK");
err->flags |= ERR_BUF_NULL; err->flags |= ERR_ALLOC_FAIL;
return; return;
} }
ptr->_internal_arr = res; ptr->_internal_arr = res;
@@ -216,6 +198,7 @@ _vec_char_pop_back(_VecCharInternal* ptr, err_t* err)
if (ptr->_internal_size == 0) if (ptr->_internal_size == 0)
{ {
__origin_override(err, "POP_BACK"); __origin_override(err, "POP_BACK");
err->flags |= ERR_SIZE_ZERO;
return; return;
} }
@@ -227,7 +210,6 @@ void
_vec_char_reserve(_VecCharInternal* ptr, const size_t capacity, err_t* err) _vec_char_reserve(_VecCharInternal* ptr, const size_t capacity, err_t* err)
{ {
err_t status = ERR_T_INIT; err_t status = ERR_T_INIT;
char* res;
if (__null_check(ptr, &status) != 0) if (__null_check(ptr, &status) != 0)
{ {
if ((status.flags & ERR_VEC_NULL) != 0) if ((status.flags & ERR_VEC_NULL) != 0)
@@ -237,6 +219,12 @@ _vec_char_reserve(_VecCharInternal* ptr, const size_t capacity, err_t* err)
return; return;
} }
} }
if (ptr->_internal_max_size < capacity)
{
__origin_override(err, "RESERVE");
err->flags |= ERR_SIZE_OVERFLOW;
return;
}
if (capacity == 0) if (capacity == 0)
{ {
__origin_override(err, "RESERVE"); __origin_override(err, "RESERVE");
@@ -244,38 +232,19 @@ _vec_char_reserve(_VecCharInternal* ptr, const size_t capacity, err_t* err)
return; return;
} }
if ((status.flags & ERR_BUF_NULL) != 0) char* res = realloc(ptr->_internal_arr, capacity * sizeof(char));
if (res == nullptr)
{ {
res = calloc(capacity, sizeof(char)); __origin_override(err, "RESERVE");
if (res == nullptr) err->flags |= ERR_ALLOC_FAIL;
{
__origin_override(err, "RESERVE");
err->flags |= ERR_ALLOC_FAIL;
return;
}
ptr->_internal_arr = res;
ptr->_internal_capacity = capacity;
return; return;
} }
else
{
res = realloc(ptr->_internal_arr, capacity * sizeof(char));
if (res == nullptr)
{
__origin_override(err, "RESERVE");
err->flags |= ERR_ALLOC_FAIL;
return;
}
ptr->_internal_arr = res;
if (ptr->_internal_size > capacity)
{
memset(&ptr->_internal_arr[capacity], 0,
ptr->_internal_size - capacity);
ptr->_internal_size = capacity;
}
}
ptr->_internal_arr = res; ptr->_internal_arr = res;
ptr->_internal_capacity = capacity; ptr->_internal_capacity = capacity;
if (ptr->_internal_size > capacity)
{
ptr->_internal_size = capacity;
}
return; return;
} }
@@ -283,7 +252,6 @@ void
_vec_char_shrink_to_fit(_VecCharInternal* ptr, err_t* err) _vec_char_shrink_to_fit(_VecCharInternal* ptr, err_t* err)
{ {
err_t status = ERR_T_INIT; err_t status = ERR_T_INIT;
__null_check(ptr, &status);
if (__null_check(ptr, &status) != 0) if (__null_check(ptr, &status) != 0)
{ {
__origin_override(err, "SHRINK_TO_FIT"); __origin_override(err, "SHRINK_TO_FIT");
@@ -292,25 +260,27 @@ _vec_char_shrink_to_fit(_VecCharInternal* ptr, err_t* err)
} }
if (ptr->_internal_size == 0) if (ptr->_internal_size == 0)
{ {
__origin_override(err, "SHRINK_TO_FIT");
err->flags |= ERR_SIZE_ZERO;
return; return;
} }
return _vec_char_reserve(ptr, ptr->_internal_size, err); _vec_char_reserve(ptr, ptr->_internal_size, err);
} }
void void
_vec_char_swap(_VecCharInternal* ptr1, _VecCharInternal* ptr2, err_t* err) _vec_char_swap(_VecCharInternal* ptr_a, _VecCharInternal* ptr_b, err_t* err)
{ {
err_t status_1 = ERR_T_INIT, status_2 = ERR_T_INIT; err_t status_1 = ERR_T_INIT, status_2 = ERR_T_INIT;
if ((__null_check(ptr1, &status_1) & ERR_VEC_NULL) != 0 || if ((__null_check(ptr_a, &status_1) & ERR_VEC_NULL) != 0 ||
(__null_check(ptr2, &status_2) & ERR_VEC_NULL) != 0) (__null_check(ptr_b, &status_2) & ERR_VEC_NULL) != 0)
{ {
__origin_override(err, "SWAP"); __origin_override(err, "SWAP");
err->flags |= ERR_VEC_NULL; err->flags |= ERR_VEC_NULL;
return; return;
} }
_VecCharInternal self = *ptr1; _VecCharInternal self = *ptr_a;
*ptr1 = *ptr2; *ptr_a = *ptr_b;
*ptr2 = self; *ptr_b = self;
return; return;
} }
@@ -444,6 +414,12 @@ _vec_char_end(const _VecCharInternal* ptr, err_t* err)
err->flags |= status.flags; err->flags |= status.flags;
return status.flags; return status.flags;
} }
if (ptr->_internal_size == 0)
{
__origin_override(err, "END");
err->flags |= ERR_SIZE_ZERO;
return status.flags;
}
return (size_t)(ptr->_internal_size - 1); return (size_t)(ptr->_internal_size - 1);
} }
@@ -455,7 +431,7 @@ _vec_char_front(const _VecCharInternal* ptr, err_t* err)
{ {
__origin_override(err, "FRONT"); __origin_override(err, "FRONT");
err->flags |= status.flags; err->flags |= status.flags;
return status.flags; return -1;
} }
if (_vec_char_at(ptr, 0, err) == nullptr) if (_vec_char_at(ptr, 0, err) == nullptr)
{ {
@@ -473,7 +449,7 @@ _vec_char_back(const _VecCharInternal* ptr, err_t* err)
{ {
__origin_override(err, "BACK"); __origin_override(err, "BACK");
err->flags |= status.flags; err->flags |= status.flags;
return status.flags; return -1;
} }
if (_vec_char_at(ptr, 0, err) == nullptr) if (_vec_char_at(ptr, 0, err) == nullptr)
{ {
@@ -543,7 +519,7 @@ _vec_char_erase(_VecCharInternal* ptr, const size_t iter_start,
memmove(&ptr->_internal_arr[iter_start], &ptr->_internal_arr[iter_end], memmove(&ptr->_internal_arr[iter_start], &ptr->_internal_arr[iter_end],
(ptr->_internal_size - iter_end) * sizeof(char)); (ptr->_internal_size - iter_end) * sizeof(char));
memset(&ptr->_internal_arr[ptr->_internal_size - diff], 0, memset(&ptr->_internal_arr[ptr->_internal_size - diff], 0,
sizeof(char) * ptr->_internal_size); sizeof(char) * diff);
ptr->_internal_size -= diff; ptr->_internal_size -= diff;
return; return;
} }
@@ -629,12 +605,13 @@ _vec_char_resize(_VecCharInternal* ptr, const size_t size, err_t* err)
} }
if (size < ptr->_internal_size) if (size < ptr->_internal_size)
{ {
memset(&ptr->_internal_arr[size], 0, ptr->_internal_size); memset(&ptr->_internal_arr[size], 0,
ptr->_internal_size - size);
} }
if (ptr->_internal_size < size && size <= ptr->_internal_capacity) if (ptr->_internal_size < size && size <= ptr->_internal_capacity)
{ {
memset(&ptr->_internal_arr[ptr->_internal_size], 0, memset(&ptr->_internal_arr[ptr->_internal_size], 0,
ptr->_internal_arr[size]); size - ptr->_internal_size);
} }
ptr->_internal_size = size; ptr->_internal_size = size;
return; return;
@@ -715,12 +692,13 @@ _vec_char_resize(_VecCharInternal* ptr, const size_t size, const char val,
} }
if (size < ptr->_internal_size) if (size < ptr->_internal_size)
{ {
memset(&ptr->_internal_arr[size], val, ptr->_internal_size); memset(&ptr->_internal_arr[size], val,
ptr->_internal_size - size);
} }
if (ptr->_internal_size < size && size <= ptr->_internal_capacity) if (ptr->_internal_size < size && size <= ptr->_internal_capacity)
{ {
memset(&ptr->_internal_arr[ptr->_internal_size], val, memset(&ptr->_internal_arr[ptr->_internal_size], val,
ptr->_internal_arr[size]); size - ptr->_internal_size);
} }
ptr->_internal_size = size; ptr->_internal_size = size;
return; return;
@@ -767,13 +745,13 @@ _vec_char_assign(_VecCharInternal* ptr, const _VecCharInternal* iterator,
} }
for (size_t i = iter_start; i < iter_end; i++) for (size_t i = iter_start; i < iter_end; i++)
{ {
if (_vec_char_at(iterator, i, &status) != nullptr) char* res = _vec_char_at(iterator, i, &status);
if (res == nullptr)
{ {
err->flags |= ERR_OUT_OF_BOUNDS; err->flags |= ERR_OUT_OF_BOUNDS;
return; return;
} }
_vec_char_push_back(ptr, *_vec_char_at(iterator, i, &status), _vec_char_push_back(ptr, *res, &status);
&status);
if (status.flags != 0) if (status.flags != 0)
{ {
__origin_override(err, "ASSIGN"); __origin_override(err, "ASSIGN");
@@ -793,6 +771,7 @@ _vec_char_assign(_VecCharInternal* ptr, const size_t amount, const char val,
{ {
__origin_override(err, "ASSIGN"); __origin_override(err, "ASSIGN");
err->flags |= status.flags; err->flags |= status.flags;
return;
} }
if (amount == 0) if (amount == 0)
{ {
@@ -888,6 +867,7 @@ _vec_char_insert(_VecCharInternal* ptr, const size_t iter, const size_t amount,
const char val, err_t* err) const char val, err_t* err)
{ {
err_t status = ERR_T_INIT; err_t status = ERR_T_INIT;
__null_check(ptr, &status);
if ((status.flags & (ERR_VEC_NULL | ERR_BUF_NULL)) != 0) if ((status.flags & (ERR_VEC_NULL | ERR_BUF_NULL)) != 0)
{ {
__origin_override(err, "INSERT"); __origin_override(err, "INSERT");
@@ -900,7 +880,7 @@ _vec_char_insert(_VecCharInternal* ptr, const size_t iter, const size_t amount,
err->flags |= ERR_OUT_OF_BOUNDS; err->flags |= ERR_OUT_OF_BOUNDS;
return; return;
} }
if (amount <= 0) if (amount == 0)
{ {
__origin_override(err, "INSERT"); __origin_override(err, "INSERT");
err->flags |= ERR_SIZE_ZERO; err->flags |= ERR_SIZE_ZERO;
@@ -933,7 +913,7 @@ _vec_char_insert(_VecCharInternal* ptr, const _VecCharInternal* iterator,
err->flags |= status.flags; err->flags |= status.flags;
return; return;
} }
if (iter_end > iter_start || iter_end > iterator->_internal_size || if (iter_end <= iter_start || iter_end > iterator->_internal_size ||
iter > ptr->_internal_size) iter > ptr->_internal_size)
{ {
__origin_override(err, "INSERT"); __origin_override(err, "INSERT");
src/lib/char/char.h
+10 -1
View File
@@ -13,6 +13,15 @@ typedef struct
size_t _internal_max_size; size_t _internal_max_size;
} _VecCharInternal; } _VecCharInternal;
__attribute__((overloadable)) size_t
__null_check(const _VecCharInternal* ptr, err_t* status);
__attribute__((overloadable)) size_t
__null_check(const char* ptr, err_t* status);
size_t
__origin_override(err_t* status, char* str);
void void
_vec_char_print_vec(const _VecCharInternal* ptr, err_t* err); _vec_char_print_vec(const _VecCharInternal* ptr, err_t* err);
@@ -32,7 +41,7 @@ void
_vec_char_shrink_to_fit(_VecCharInternal* ptr, err_t* err); _vec_char_shrink_to_fit(_VecCharInternal* ptr, err_t* err);
void void
_vec_char_swap(_VecCharInternal* ptr, _VecCharInternal* ptr_other, err_t* err); _vec_char_swap(_VecCharInternal* ptr_a, _VecCharInternal* ptr_b, err_t* err);
const char* const char*
_vec_char_data(const _VecCharInternal* ptr, err_t* err); _vec_char_data(const _VecCharInternal* ptr, err_t* err);
src/lib/utils/utils.c
+1 -1
View File
@@ -12,7 +12,7 @@ vec_get_error_desc(ERROR_CODES err)
ERROR_LIST(X) ERROR_LIST(X)
#undef X #undef X
default: default:
"Unknown"; return "Unknown";
} }
} }
src/main.c
+2 -2
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@@ -34,8 +34,8 @@ main()
// //
// Your pop back is a great example of how to handle it and is a clean // Your pop back is a great example of how to handle it and is a clean
// if statement as a header to all functions. // if statement as a header to all functions.
char res[4] = { 'a', 'b', 'c', 'd' }; // char res[4] = { 'a', 'b', 'c', 'd' };
err_t status = ERR_T_INIT, err = ERR_T_INIT; err_t status = ERR_T_INIT;
status.flags |= ERR_BUF_NULL | ERR_VEC_NULL | ERR_STR_NULL; status.flags |= ERR_BUF_NULL | ERR_VEC_NULL | ERR_STR_NULL;
unsigned int mask = 0; unsigned int mask = 0;
tests/fuzz_char.c
+46
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@@ -0,0 +1,46 @@
#include <stddef.h>
#include <stdint.h>
#include "char/char.h"
#include "utils/utils.h"
int
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
{
if (size < 2) return 0;
err_t err = ERR_T_INIT;
_VecCharInternal vec = VEC_INIT;
// Use input bytes to drive arbitrary vector operations
for (size_t i = 0; i < size; i++)
{
uint8_t op = data[i] % 5;
switch (op)
{
case 0:
_vec_char_push_back(&vec, (char)data[i], &err);
break;
case 1:
_vec_char_pop_back(&vec, &err);
break;
case 2:
if (vec._internal_size > 0)
{
size_t idx = (size_t)data[i] %
vec._internal_size;
_vec_char_erase(&vec, idx, &err);
}
break;
case 3:
_vec_char_reserve(&vec, (size_t)data[i], &err);
break;
case 4:
_vec_char_shrink_to_fit(&vec, &err);
break;
}
}
_vec_char_delete(&vec, &err);
return 0;
}
tests/test_char.c
+104
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@@ -0,0 +1,104 @@
#include <assert.h>
#include <stdio.h>
#include "char/char.h"
#include "utils/utils.h"
static void
test_empty_vector_underflows(void)
{
printf("[RUN] Testing empty vector boundaries & underflows...\n");
err_t err = ERR_T_INIT;
_VecCharInternal vec = VEC_INIT;
// 1. Pop back on an empty container must not underflow size_t (0 - 1)
_vec_char_pop_back(&vec, &err);
assert((err.flags & ERR_SIZE_ZERO) != 0 || err.flags != 0);
// 2. Reading back/end of an empty container
err = (err_t)ERR_T_INIT;
_vec_char_back(&vec, &err);
assert(err.flags != 0);
// 3. Reserving 0 capacity
err = (err_t)ERR_T_INIT;
_vec_char_reserve(&vec, 0, &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
_vec_char_delete(&vec, &err);
printf("[PASS] Empty vector boundaries handled.\n");
}
static void
test_push_growth_and_shrink(void)
{
printf("[RUN] Testing push, capacity growth, and indexing...\n");
err_t err = ERR_T_INIT;
_VecCharInternal vec = VEC_INIT;
// Push elements to trigger initial malloc then realloc
for (char c = 'a'; c <= 'z'; c++)
{
_vec_char_push_back(&vec, c, &err);
assert(err.flags == 0);
}
assert(vec._internal_size == 26);
assert(vec._internal_capacity >= 26);
// Verify boundary indexing
assert(_vec_char_front(&vec, &err) == 'a');
assert(_vec_char_back(&vec, &err) == 'z');
// Index out of bounds check
err = (err_t)ERR_T_INIT;
_vec_char_at(&vec, 26, &err);
assert(err.flags != 0);
// Shrink to fit verification
err = (err_t)ERR_T_INIT;
_vec_char_shrink_to_fit(&vec, &err);
assert(vec._internal_capacity == 26);
_vec_char_delete(&vec, &err);
printf("[PASS] Growth and indexing passed.\n");
}
static void
test_range_insert_and_erase(void)
{
printf("[RUN] Testing range insertions and erasures...\n");
err_t err = ERR_T_INIT;
_VecCharInternal vec = VEC_INIT;
_vec_char_push_back(&vec, 'A', &err);
_vec_char_push_back(&vec, 'B', &err);
_vec_char_push_back(&vec, 'E', &err);
// Single insert between 'B' and 'E' at index 2
_vec_char_insert(&vec, 2, 'C', &err);
assert(vec._internal_size == 4);
assert(*_vec_char_at(&vec, 2, &err) == 'C');
// Erase test
_vec_char_erase(&vec, 2, &err);
assert(vec._internal_size == 3);
assert(*_vec_char_at(&vec, 2, &err) == 'E');
// Inverted range check: iter_end <= iter_start must report error
err = (err_t)ERR_T_INIT;
_vec_char_erase(&vec, 2, 1, &err);
assert(err.flags != 0);
_vec_char_delete(&vec, &err);
printf("[PASS] Range insert and erase passed.\n");
}
int
main(void)
{
test_empty_vector_underflows();
test_push_growth_and_shrink();
test_range_insert_and_erase();
printf("\nAll char vector edge-case tests passed cleanly!\n");
return 0;
}
tests/test_learn.c
+686
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@@ -0,0 +1,686 @@
#include <assert.h>
#include <char/char.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <utils/utils.h>
#if defined(__has_feature)
#if __has_feature(address_sanitizer)
const char*
__asan_default_options(void)
{
return "allocator_may_return_null=1";
}
#endif
#endif
/* =========================================================================
* 1. BASIC LIFECYCLE & NULL GUARDS
* ========================================================================= */
static void
test_push_back_single(void)
{
printf("[1] Testing push_back with a single character...\n");
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
_vec_char_push_back(&vec, 'A', &err);
assert(err.flags == 0);
assert(vec._internal_size == 1);
assert(vec._internal_arr[0] == 'A');
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_null_guards(void)
{
printf("[2] Testing null pointer checks in __null_check...\n");
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
size_t res1 = __null_check(&vec, nullptr);
assert(res1 == ERR_ERR_T_NULL);
size_t res2 = __null_check((const _VecCharInternal*)nullptr, &err);
assert(res2 == ERR_VEC_NULL);
assert((err.flags & ERR_VEC_NULL) != 0);
err = (err_t)ERR_T_INIT;
size_t res3 = __null_check(&vec, &err);
assert(res3 == ERR_BUF_NULL);
assert((err.flags & ERR_BUF_NULL) != 0);
err = (err_t)ERR_T_INIT;
size_t res4 = __null_check(vec._internal_arr, &err);
assert(res4 == ERR_BUF_NULL);
assert((err.flags & ERR_BUF_NULL) != 0);
err = (err_t)ERR_T_INIT;
size_t res5 = __null_check((const char*)nullptr, nullptr);
assert(res5 == ERR_ERR_T_NULL);
printf("Passed\n");
}
static void
test_origin_override(void)
{
printf("[3] Testing __origin_override...\n");
err_t err = ERR_T_INIT;
size_t res_null_status = __origin_override(nullptr, "TEST");
assert(res_null_status == ERR_ERR_T_NULL);
size_t res = __origin_override(&err, nullptr);
assert(res == ERR_STR_NULL);
assert((err.flags & ERR_STR_NULL) != 0);
err = (err_t)ERR_T_INIT;
__origin_override(&err, "INITIAL");
assert(strcmp(err.origin, "INITIAL") == 0);
// Override existing origin -> ERR_ORIGIN_UNALTERABLE
__origin_override(&err, "REPLACED");
assert((err.flags & ERR_ORIGIN_UNALTERABLE) != 0);
assert(strcmp(err.origin, "INITIAL") == 0);
printf("Passed\n");
}
/* =========================================================================
* 2. PRINT & COPY
* ========================================================================= */
static void
test_print_vec(void)
{
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
printf("[4] Testing print_vec with null vector\n");
_vec_char_print_vec(nullptr, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
printf("Passed\n");
printf("[5] Testing print_vec with null array\n");
err = (err_t)ERR_T_INIT;
_vec_char_print_vec(&vec, &err);
assert((err.flags & ERR_BUF_NULL) != 0);
printf("Passed\n");
printf("[6] Testing print_vec with null err\n");
_vec_char_print_vec(&vec, nullptr);
printf("Passed\n");
printf("[7] Testing print_vec with valid parameters\n");
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'a', &err);
_vec_char_push_back(&vec, 'b', &err);
_vec_char_print_vec(&vec, &err);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_cpy(void)
{
char arr[3] = { 'a', 'b', 'c' };
_VecCharInternal blank = VEC_INIT;
printf("[8] Testing _vec_char_cpy with null source arr\n");
err_t err1 = ERR_T_INIT;
_VecCharInternal tmp = _vec_char_cpy(nullptr, 3, &err1);
assert(blank._internal_arr == tmp._internal_arr &&
blank._internal_capacity == tmp._internal_capacity &&
blank._internal_size == tmp._internal_size &&
blank._internal_max_size == tmp._internal_max_size);
assert((err1.flags & ERR_BUF_NULL) != 0);
printf("Passed\n");
printf("[9] Testing _vec_char_cpy with null err\n");
_VecCharInternal res2 = _vec_char_cpy(arr, 3, nullptr);
assert(blank._internal_arr == res2._internal_arr &&
blank._internal_capacity == res2._internal_capacity &&
blank._internal_size == res2._internal_size &&
blank._internal_max_size == res2._internal_max_size);
printf("Passed\n");
printf("[10] Testing _vec_char_cpy with size 0\n");
err_t err3 = ERR_T_INIT;
_VecCharInternal res3 = _vec_char_cpy(arr, 0, &err3);
assert(blank._internal_arr == res3._internal_arr &&
blank._internal_capacity == res3._internal_capacity &&
blank._internal_size == res3._internal_size &&
blank._internal_max_size == res3._internal_max_size);
assert((err3.flags & ERR_SIZE_ZERO) != 0);
printf("Passed\n");
printf("[11] Testing _vec_char_cpy with size exceeding max_size\n");
err_t err4 = ERR_T_INIT;
_VecCharInternal res4 =
_vec_char_cpy(arr, res3._internal_max_size + 1, &err4);
assert(blank._internal_arr == res4._internal_arr &&
blank._internal_capacity == res4._internal_capacity &&
blank._internal_size == res4._internal_size &&
blank._internal_max_size == res4._internal_max_size);
assert((err4.flags & ERR_SIZE_OVERFLOW) != 0);
printf("Passed\n");
printf("[12] Testing _vec_char_cpy allocation failure\n");
err_t err5 = ERR_T_INIT;
size_t huge_size = ((size_t)1 << 40);
_VecCharInternal res5 = _vec_char_cpy(arr, huge_size, &err5);
assert((err5.flags & ERR_ALLOC_FAIL) != 0);
printf("Passed\n");
printf("[13] Testing _vec_char_cpy with valid inputs\n");
err_t err = ERR_T_INIT;
char res[4] = { 'a', 'b', 'c', 'd' };
_VecCharInternal vec = _vec_char_cpy(res, 4, &err);
assert(err.flags == 0);
assert(vec._internal_size == 4);
assert(vec._internal_capacity == 4);
assert(memcmp(vec._internal_arr, res, 4) == 0);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
/* =========================================================================
* 3. PUSH, POP, CAPACITY & SIZING
* ========================================================================= */
static void
test_push_back(void)
{
printf("[14] Testing _vec_char_push_back null vec\n");
err_t err = ERR_T_INIT;
_vec_char_push_back(nullptr, 'a', &err);
assert((err.flags & ERR_VEC_NULL) != 0);
printf("Passed\n");
printf("[15] Testing _vec_char_push_back null err\n");
_VecCharInternal vec1 = VEC_INIT;
_vec_char_push_back(&vec1, 'a', nullptr);
assert(vec1._internal_size == 1);
_vec_char_delete(&vec1, &err);
printf("Passed\n");
printf("[16] Testing _vec_char_push_back size overflow\n");
_VecCharInternal vec2 = VEC_INIT;
err_t err2 = ERR_T_INIT;
vec2._internal_size = vec2._internal_max_size;
_vec_char_push_back(&vec2, 'a', &err2);
assert((err2.flags & ERR_SIZE_OVERFLOW) != 0);
printf("Passed\n");
printf("[17] Testing push_back capacity growth realloc\n");
err_t err3 = ERR_T_INIT;
_VecCharInternal vec3 = VEC_INIT;
for (char c = '0'; c <= '9'; c++)
{
_vec_char_push_back(&vec3, c, &err3);
assert(err3.flags == 0);
}
assert(vec3._internal_size == 10);
assert(vec3._internal_capacity >= 10);
_vec_char_delete(&vec3, &err3);
printf("Passed\n");
}
static void
test_pop_back(void)
{
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
printf("[18] Testing _vec_char_pop_back null vector\n");
_vec_char_pop_back(nullptr, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
printf("Passed\n");
printf("[19] Testing _vec_char_pop_back size 0\n");
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'x', &err);
_vec_char_pop_back(&vec,
&err); // size is now 0, but buffer is allocated
err = (err_t)ERR_T_INIT;
_vec_char_pop_back(&vec, &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
printf("Passed\n");
printf("[20] Testing _vec_char_pop_back valid pop\n");
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'a', &err);
_vec_char_push_back(&vec, 'b', &err);
assert(vec._internal_size == 2);
_vec_char_pop_back(&vec, &err);
assert(vec._internal_size == 1);
assert(vec._internal_arr[0] == 'a');
assert(vec._internal_arr[1] == 0);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_reserve(void)
{
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
printf("[21] Testing _vec_char_reserve null vector\n");
_vec_char_reserve(nullptr, 1, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
printf("Passed\n");
printf("[22] Testing _vec_char_reserve capacity 0\n");
err = (err_t)ERR_T_INIT;
_vec_char_reserve(&vec, 0, &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
printf("Passed\n");
printf("[23] Testing _vec_char_reserve calloc on unallocated buffer\n");
err = (err_t)ERR_T_INIT;
_vec_char_reserve(&vec, 32, &err);
assert(err.flags == 0);
assert(vec._internal_capacity == 32);
assert(vec._internal_arr != nullptr);
printf("Passed\n");
printf("[24] Testing _vec_char_reserve realloc to larger capacity\n");
_vec_char_reserve(&vec, 64, &err);
assert(err.flags == 0);
assert(vec._internal_capacity == 64);
printf("Passed\n");
printf("[25] Testing _vec_char_reserve truncating size\n");
vec._internal_size = 50;
_vec_char_reserve(&vec, 20, &err);
assert(vec._internal_size == 20);
assert(vec._internal_capacity == 20);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_shrink_to_fit(void)
{
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
printf("[26] Testing _vec_char_shrink_to_fit null vector\n");
_vec_char_shrink_to_fit(nullptr, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
printf("Passed\n");
printf(
"[27] Testing _vec_char_shrink_to_fit size 0 with allocated "
"buffer\n");
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'a', &err);
_vec_char_pop_back(&vec, &err);
err = (err_t)ERR_T_INIT;
_vec_char_shrink_to_fit(&vec, &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
printf("Passed\n");
printf("[28] Testing _vec_char_shrink_to_fit normal shrinkage\n");
_vec_char_reserve(&vec, 128, &err);
for (char c = '0'; c < '5'; c++)
{
_vec_char_push_back(&vec, c, &err);
}
assert(vec._internal_capacity == 128);
assert(vec._internal_size == 5);
err = (err_t)ERR_T_INIT;
_vec_char_shrink_to_fit(&vec, &err);
assert(err.flags == 0);
assert(vec._internal_capacity == 5);
assert(vec._internal_size == 5);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
/* =========================================================================
* 4. GETTERS, ELEMENT ACCESS & CLEAR
* ========================================================================= */
static void
test_getters_and_access(void)
{
printf("[29] Testing getters, clear, and boundary element access...\n");
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
// 1. Null pointer check
assert(_vec_char_data(nullptr, &err) == nullptr);
assert((err.flags & ERR_VEC_NULL) != 0);
err = (err_t)ERR_T_INIT;
assert(_vec_char_size(nullptr, &err) == 0);
assert((err.flags & ERR_VEC_NULL) != 0);
err = (err_t)ERR_T_INIT;
assert(_vec_char_capacity(nullptr, &err) == 0);
assert((err.flags & ERR_VEC_NULL) != 0);
err = (err_t)ERR_T_INIT;
assert(_vec_char_max_size(nullptr, &err) == 0);
assert((err.flags & ERR_VEC_NULL) != 0);
// 2. Unallocated buffer check for empty()
err = (err_t)ERR_T_INIT;
size_t unalloc_empty = _vec_char_empty(&vec, &err);
assert((err.flags & ERR_BUF_NULL) != 0);
assert(unalloc_empty != 0);
// 3. Allocate the buffer and pop so size is 0 with valid arr
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'x', &err);
_vec_char_pop_back(&vec, &err);
err = (err_t)ERR_T_INIT;
// Now _internal_arr is non-null and size is 0:
assert(_vec_char_empty(&vec, &err) == 0);
// Boundary element access on size 0
err = (err_t)ERR_T_INIT;
assert(_vec_char_front(&vec, &err) == 0 ||
(err.flags & ERR_OUT_OF_BOUNDS) != 0);
err = (err_t)ERR_T_INIT;
assert(_vec_char_back(&vec, &err) == 0 ||
(err.flags & ERR_OUT_OF_BOUNDS) != 0);
// 4. Populate container
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&vec, 'x', &err);
_vec_char_push_back(&vec, 'y', &err);
_vec_char_push_back(&vec, 'z', &err);
assert(_vec_char_size(&vec, &err) == 3);
assert(_vec_char_capacity(&vec, &err) >= 3);
assert(_vec_char_data(&vec, &err) == vec._internal_arr);
assert(_vec_char_front(&vec, &err) == 'x');
assert(_vec_char_back(&vec, &err) == 'z');
assert(_vec_char_begin(&vec, &err) == 0);
assert(_vec_char_end(&vec, &err) == 2);
// Out of bounds at()
err = (err_t)ERR_T_INIT;
assert(_vec_char_at(&vec, 10, &err) == nullptr);
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
// Clear container
err = (err_t)ERR_T_INIT;
_vec_char_clear(&vec, &err);
assert(vec._internal_size == 0);
assert(vec._internal_arr[0] == 0);
_vec_char_delete(&vec, &err);
assert(vec._internal_arr == nullptr);
assert(vec._internal_size == 0);
assert(vec._internal_capacity == 0);
printf("Passed\n");
}
/* =========================================================================
* 5. SWAP, ERASE, RESIZE, ASSIGN & INSERT
* ========================================================================= */
static void
test_swap(void)
{
printf("[30] Testing _vec_char_swap...\n");
_VecCharInternal a = VEC_INIT;
_VecCharInternal b = VEC_INIT;
err_t err = ERR_T_INIT;
// Null vector checks
_vec_char_swap(nullptr, &b, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
err = (err_t)ERR_T_INIT;
_vec_char_swap(&a, nullptr, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
// Normal swap
err = (err_t)ERR_T_INIT;
_vec_char_push_back(&a, 'A', &err);
_vec_char_push_back(&b, 'B', &err);
_vec_char_push_back(&b, 'C', &err);
_vec_char_swap(&a, &b, &err);
assert(a._internal_size == 2);
assert(a._internal_arr[0] == 'B');
assert(b._internal_size == 1);
assert(b._internal_arr[0] == 'A');
_vec_char_delete(&a, &err);
_vec_char_delete(&b, &err);
printf("Passed\n");
}
static void
test_erase_variants(void)
{
printf("[31] Testing _vec_char_erase single & range overloads...\n");
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
for (char c = '0'; c <= '5'; c++)
{
_vec_char_push_back(&vec, c, &err);
} // "012345"
// Single element erase out of bounds (noop)
_vec_char_erase(&vec, 10, &err);
assert(vec._internal_size == 6);
// Erase index 2 ('2') -> "01345"
_vec_char_erase(&vec, 2, &err);
assert(vec._internal_size == 5);
assert(vec._internal_arr[2] == '3');
// Range erase invalid bounds
err = (err_t)ERR_T_INIT;
_vec_char_erase(&vec, 4, 2, &err); // iter_end <= iter_start
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
err = (err_t)ERR_T_INIT;
_vec_char_erase(&vec, 0, 10, &err); // iter_end > size
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
// Range erase middle: index 1 through 3 ("0[13]45" -> "045")
err = (err_t)ERR_T_INIT;
_vec_char_erase(&vec, 1, 3, &err);
assert(vec._internal_size == 3);
assert(vec._internal_arr[0] == '0');
assert(vec._internal_arr[1] == '4');
assert(vec._internal_arr[2] == '5');
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_resize(void)
{
printf("[32] Testing _vec_char_resize (zero-fill & value-fill)...\n");
_VecCharInternal vec = VEC_INIT;
err_t err = ERR_T_INIT;
// Null vector
_vec_char_resize((_VecCharInternal*)nullptr, 10, &err);
assert((err.flags & ERR_VEC_NULL) != 0);
// Resize unallocated buffer to size 5
err = (err_t)ERR_T_INIT;
_vec_char_resize(&vec, 5, &err);
assert(err.flags == 0);
assert(vec._internal_size == 5);
assert(vec._internal_arr[0] == 0);
// Same size requested
err = (err_t)ERR_T_INIT;
_vec_char_resize(&vec, 5, &err);
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
// Exceeds max size
err = (err_t)ERR_T_INIT;
_vec_char_resize(&vec, vec._internal_max_size + 1, &err);
assert((err.flags & ERR_SIZE_OVERFLOW) != 0);
// Grow with value fill
err = (err_t)ERR_T_INIT;
_vec_char_resize(&vec, 8, 'Z', &err);
assert(vec._internal_size == 8);
assert(vec._internal_arr[5] == 'Z');
assert(vec._internal_arr[7] == 'Z');
// Shrink with value fill
err = (err_t)ERR_T_INIT;
_vec_char_resize(&vec, 3, 'A', &err);
assert(vec._internal_size == 3);
_vec_char_delete(&vec, &err);
printf("Passed\n");
}
static void
test_assign(void)
{
printf("[33] Testing _vec_char_assign overloads...\n");
_VecCharInternal dst = VEC_INIT;
_VecCharInternal src = VEC_INIT;
err_t err = ERR_T_INIT;
// Populate src: 'A', 'B', 'C', 'D', 'E'
for (char c = 'A'; c <= 'E'; c++)
{
_vec_char_push_back(&src, c, &err);
}
// Allocate dst buffer first so it is not unallocated
_vec_char_push_back(&dst, 'z', &err);
err = (err_t)ERR_T_INIT;
// 1. Fill assign: 4 'X's
_vec_char_assign(&dst, 4, 'X', &err);
assert(err.flags == 0);
assert(dst._internal_size == 4);
assert(dst._internal_arr[0] == 'X');
assert(dst._internal_arr[3] == 'X');
// 2. Fill assign with 0 amount
err = (err_t)ERR_T_INIT;
_vec_char_assign(&dst, 0, 'Y', &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
// 3. Range assign self-buffer check
err = (err_t)ERR_T_INIT;
_vec_char_assign(&dst, &dst, 0, 2, &err);
assert((err.flags & ERR_DOUBLE_BUF) != 0);
// 4. Range assign invalid sub-range (start >= end)
err = (err_t)ERR_T_INIT;
_vec_char_assign(&dst, &src, 3, 2, &err);
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
// 5. Range assign out of bounds end
err = (err_t)ERR_T_INIT;
_vec_char_assign(&dst, &src, 0, 10, &err);
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
_vec_char_delete(&dst, &err);
_vec_char_delete(&src, &err);
printf("Passed\n");
}
static void
test_insert(void)
{
printf("[34] Testing _vec_char_insert overloads...\n");
_VecCharInternal vec = VEC_INIT;
_VecCharInternal other = VEC_INIT;
err_t err = ERR_T_INIT;
// Single insert on unallocated buffer
_vec_char_insert(&vec, 0, 'M', &err);
assert(vec._internal_size == 1);
assert(vec._internal_arr[0] == 'M');
// Single insert out of bounds
err = (err_t)ERR_T_INIT;
_vec_char_insert(&vec, 5, 'O', &err);
assert((err.flags & ERR_OUT_OF_BOUNDS) != 0);
// Single insert at middle: index 0 ('A', then 'M' shifts to 1)
err = (err_t)ERR_T_INIT;
_vec_char_insert(&vec, 0, 'A', &err);
assert(vec._internal_size == 2);
assert(vec._internal_arr[0] == 'A');
assert(vec._internal_arr[1] == 'M');
// Repeated insert: insert 3 'B's at index 1 -> 'A', 'B', 'B', 'B', 'M'
_vec_char_insert(&vec, 1, 3, 'B', &err);
assert(vec._internal_size == 5);
assert(vec._internal_arr[1] == 'B');
assert(vec._internal_arr[3] == 'B');
assert(vec._internal_arr[4] == 'M');
// Repeated insert amount 0
err = (err_t)ERR_T_INIT;
_vec_char_insert(&vec, 0, 0, 'Z', &err);
assert((err.flags & ERR_SIZE_ZERO) != 0);
// Vector-from-vector range insert
_vec_char_push_back(&other, '1', &err);
_vec_char_push_back(&other, '2', &err);
// Double buffer check
err = (err_t)ERR_T_INIT;
_vec_char_insert(&vec, &vec, 0, 0, 1, &err);
assert((err.flags & ERR_DOUBLE_BUF) != 0);
_vec_char_delete(&vec, &err);
_vec_char_delete(&other, &err);
printf("Passed\n");
}
/* =========================================================================
* MAIN TEST RUNNER
* ========================================================================= */
int
main(void)
{
printf("=========================================\n");
printf(" Starting Complete libvec Unit Test Suite\n");
printf("=========================================\n");
test_push_back_single();
test_null_guards();
test_origin_override();
test_print_vec();
test_cpy();
test_push_back();
test_pop_back();
test_reserve();
test_shrink_to_fit();
test_getters_and_access();
test_swap();
test_erase_variants();
test_resize();
test_assign();
test_insert();
printf("=========================================\n");
printf(" All 34 Test Suites Executed Successfully!\n");
printf("=========================================\n");
return 0;
}