tests/common.h

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#pragma once
 
#include <stdint.h>
#include <stdbool.h>
 
// Standard C headers
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
// System headers needed by tests
#ifndef _WIN32
#include <unistd.h> // For unlink(), access(), etc.
#endif
#include <sys/stat.h> // For stat(), struct stat
 
// Now include Criterion which will pull in system headers
#include <criterion/criterion.h>
 
// Project headers - use relative paths from tests directory
#include "../common.h"
#include "log/logging.h"
#include "tests/logging.h"
#include "test_env.h"
 
// =============================================================================
// Test Environment Detection
// =============================================================================
 
static inline bool test_is_in_headless_environment(void) {
  // Check for CI environment
  if (getenv("CI") != NULL) {
    return true;
  }
 
  // Check for Docker
  if (access("/.dockerenv", F_OK) == 0) {
    return true;
  }
 
  // Check for WSL (look for "microsoft" or "WSL" in /proc/version)
  FILE *version_file = fopen("/proc/version", "r");
  if (version_file) {
    char version_buf[256];
    if (fgets(version_buf, sizeof(version_buf), version_file)) {
      if (strstr(version_buf, "microsoft") || strstr(version_buf, "Microsoft") || strstr(version_buf, "WSL")) {
        (void)fclose(version_file);
        return true;
      }
    }
    (void)fclose(version_file);
  }
 
  return false;
}
 
// =============================================================================
// Test Binary Path Detection
// =============================================================================
 
const char *test_get_binary_path(void);
 
// =============================================================================
// Test Options Helpers (for RCU pattern)
// =============================================================================
 
#include "options/rcu.h"
 
// Updater functions for test helpers (must be at file scope)
static void test_set_test_pattern_updater(options_t *opts, void *ctx) {
  opts->test_pattern = *(bool *)ctx;
}
 
static void test_set_webcam_flip_updater(options_t *opts, void *ctx) {
  opts->webcam_flip = *(bool *)ctx;
}
 
static void test_set_width_updater(options_t *opts, void *ctx) {
  opts->width = *(unsigned short int *)ctx;
}
 
static void test_set_height_updater(options_t *opts, void *ctx) {
  opts->height = *(unsigned short int *)ctx;
}
 
static inline void test_set_test_pattern(bool value) {
  options_update(test_set_test_pattern_updater, &value);
}
 
static inline void test_set_webcam_flip(bool value) {
  options_update(test_set_webcam_flip_updater, &value);
}
 
static inline void test_set_width(unsigned short int value) {
  options_update(test_set_width_updater, &value);
}
 
static inline void test_set_height(unsigned short int value) {
  options_update(test_set_height_updater, &value);
}