test(hmpl): render interpolation tags

package/c/hectic/test/01-arena.c

@@ -0,0 +1,106 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include "hectic.h"
+
+void test_arena_init() {
+  Arena arena = arena_init(128);
+  assert(arena.begin != NULL);
+  assert(arena.current == arena.begin);
+  assert(arena.capacity == 128);
+  arena_free(&arena);
+}
+
+void test_arena_alloc() {
+  Arena arena = arena_init(64);
+  void *ptr1 = arena_alloc(&arena, 16);
+  assert(ptr1 != NULL);
+  void *ptr2 = arena_alloc(&arena, 16);
+  assert(ptr2 != NULL);
+  raise_debug("%d - %d = %d", (size_t)ptr2, (size_t)ptr1, (char *)ptr2 - (char *)ptr1);
+  assert((char *)ptr2 - (char *)ptr1 == 16);
+  arena_free(&arena);
+}
+
+void test_arena_alloc_or_null_out_of_memory() {
+  Arena arena = arena_init(32);
+  void *ptr = arena_alloc_or_null(&arena, 64);
+  raise_debug("%d %d %d %d", arena.begin, arena.current, arena.capacity, (size_t)ptr);
+  assert(ptr == NULL);
+  arena_free(&arena);
+}
+
+void test_arena_reset() {
+  Arena arena = arena_init(64);
+  void *ptr1 = arena_alloc(&arena, 16);
+  arena_reset(&arena);
+  void *ptr2 = arena_alloc(&arena, 16);
+  assert(ptr1 == ptr2); // same address after reset
+  arena_free(&arena);
+}
+
+void test_arena_null_init() {
+  Arena arena = {0};
+  void *ptr = arena_alloc_or_null(&arena, 32);
+  assert(ptr != NULL);
+  arena_free(&arena);
+}
+
+void test_arena_strdup() {
+  Arena arena = arena_init(64);
+  const char *orig = "Hello, Arena!";
+  char *copy = arena_strdup(&arena, orig);
+  assert(copy != NULL);
+  assert(strcmp(copy, orig) == 0);
+  arena_free(&arena);
+}
+
+void test_arena_repstr() {
+  Arena arena = arena_init(128);
+  const char *original = "Hello, World!";
+  // Replace substring starting at index 5, length 3 (", W") with " -"
+  // According to the macro logic, the suffix is taken from original[5+3+1] onward.
+  // That results in: "Hello" + " -" + "rld!" = "Hello -rld!"
+  char *result = arena_repstr(&arena, original, 5, 3, " -");
+  assert(strcmp(result, "Hello -rld!") == 0);
+  arena_free(&arena);
+}
+
+void test_arena_overwrite_detection() {
+  Arena arena = arena_init(128);
+
+  char *s1 = arena_alloc(&arena, 6);
+  strcpy(s1, "hello");
+
+  char *s2 = arena_alloc(&arena, 6);
+  strcpy(s2, "world");
+
+  assert(strcmp(s1, "hello") == 0);
+  assert(strcmp(s2, "world") == 0);
+
+  // Force allocation near capacity
+  void *large = arena_alloc_or_null(&arena, 100);
+  assert(large != NULL || arena.current == arena.begin + arena.capacity); // If NULL, out of memory
+
+  // Check strings again
+  assert(strcmp(s1, "hello") == 0);
+  assert(strcmp(s2, "world") == 0);
+
+  arena_free(&arena);
+}
+
+int main() {
+  set_output_color_mode(COLOR_MODE_DISABLE);
+  logger_level(LOG_LEVEL_DEBUG);
+
+  test_arena_init();
+  test_arena_alloc();
+  test_arena_alloc_or_null_out_of_memory();
+  test_arena_reset();
+  test_arena_null_init();
+  test_arena_strdup();
+  test_arena_repstr();
+  test_arena_overwrite_detection();
+  printf("%s all tests passed.\n", __FILE__);
+}