#include "config.h"
#include <check.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>

#include "asmsh_check.h"
#include "history.h"

START_TEST(test_filename)
{
	char *fname;
	char expt_path[4096];

	fname = history_filename_init("/foo");
	ck_assert_ptr_nonnull(fname);

	snprintf(expt_path, sizeof(expt_path), "/foo/.local/share/asmsh/%s",
			ASMSH_HISTORY_FILE);
	ck_assert_str_eq(expt_path, fname);

	fname = history_filename_init(NULL);
	if(getenv("HOME"))
	{
		snprintf(expt_path, sizeof(expt_path), "%s/.local/share/asmsh/%s",
				getenv("HOME"),
				ASMSH_HISTORY_FILE);
		ck_assert_ptr_nonnull(fname);
		ck_assert_str_eq(expt_path, fname);
	}
	else
	{
		ck_assert_ptr_null(fname);
	}
	
}
END_TEST

START_TEST(test_save)
{
	// Do not test the written content, only check for segfaults
	const char * const hist[]={"foo", "bar", "super history", NULL};
	save_history("/dev/null", hist);

}
END_TEST

#define SAMPLE_HISTORY "samples/sample.history"

static const char * const samples[] = {
	"hello world!",
	"mov $1312, %rax",
	"syscall",
};
static int mock_add_calls = 0;

static void mock_add_history(const char *str)
{
	int sz = sizeof(samples)/sizeof(*samples);
	ck_assert(mock_add_calls < sz);
	ck_assert_str_eq(samples[mock_add_calls], str);
	mock_add_calls++;
}

START_TEST(test_load)
{
	load_history(SAMPLE_HISTORY, mock_add_history);
}

ASMSH_CHECK_START("history utils", "testing history store/load functions")
	ASMSH_ADD_TEST(test_filename);
	ASMSH_ADD_TEST(test_save);
	ASMSH_ADD_TEST(test_load);
ASMSH_CHECK_END