/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */


#ifndef TEST_RUNNER_H_
#define TEST_RUNNER_H_


/*
 * Struct to store both tests and to define helper processes for tests.
 */
typedef struct {
  char *test_name;
  char *process_name;
  int (*main)();
  int is_helper;
} test_entry_t;


/*
 * Macros used by test-list.h
 */
#define TEST_DECLARE(name)                    \
  int run_##name();

#define TEST_LIST_START                       \
  test_entry_t TESTS[] = {

#define TEST_LIST_END                         \
    { 0, 0, 0, 0 }                            \
  };

#define TEST_ENTRY(name)                      \
    { #name, #name, &run_##name, 0 },

#define TEST_HELPER(name, proc)               \
    { #name, #proc, &run_##proc, 1 },


/*
 * Include platform-dependent definitions
 */
#ifdef _WIN32
# include "runner-win.h"
#else
# include "runner-unix.h"
#endif


/*
 * Stuff that should be implemented by test-runner-<platform>.h
 * All functions return 0 on success, -1 on failure, unless specified
 * otherwise.
 */

/* Invoke "arv[0] test-name". Store process info in *p. */
/* Make sure that all stdio output of the processes is buffered up. */
int process_start(char *name, process_info_t *p);

/* Wait for all `n` processes in `vec` to terminate. */
/* Time out after `timeout` msec, or never if timeout == -1 */
/* Return 0 if all processes are terminated, -1 on error, -2 on timeout. */
int process_wait(process_info_t *vec, int n, int timeout);

/* Returns the number of bytes in the stdio output buffer for process `p`. */
long int process_output_size(process_info_t *p);

/* Copy the contents of the stdio output buffer to `fd`. */
int process_copy_output(process_info_t *p, int fd);

/* Return the name that was specified when `p` was started by process_start */
char* process_get_name(process_info_t *p);

/* Terminate process `p`. */
int process_terminate(process_info_t *p);

/* Return the exit code of process p. */
/* On error, return -1. */
int process_reap(process_info_t *p);

/* Clean up after terminating process `p` (e.g. free the output buffer etc.). */
void process_cleanup(process_info_t *p);

/* Move the console cursor one line up and back to the first column. */
int rewind_cursor();

#endif /* TEST_RUNNER_H_ */