/***********************************************************************
Copyright (c) 2008 Innobase Oy. All rights reserved.
Copyright (c) 2008 Oracle. All rights reserved.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

************************************************************************/

/* Simple single threaded test that does the equivalent of:
 Create a database
 CREATE TABLE T(
 	c1 VARCHAR(n),
       	c2 INT,
       	c3 FLOAT,
       	c4 DOUBLE,
       	c5 BLOB,
	PK(c1)); 
 INSERT INTO T VALUES('x', 1, 2.0, 3.0, 'xxx'); ...
 SELECT * FROM T;
 DROP TABLE T;
 
 The test will create all the relevant sub-directories in the current
 working directory. */

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "test0aux.h"

#ifdef UNIV_DEBUG_VALGRIND
#include <valgrind/memcheck.h>
#endif

#define DATABASE	"test"
#define TABLE		"t"

/*********************************************************************
Create an InnoDB database (sub-directory). */
static
ib_err_t
create_database(
/*============*/
	const char*	name)
{
	ib_bool_t	err;

	err = ib_database_create(name);
	assert(err == IB_TRUE);

	return(DB_SUCCESS);
}

/*********************************************************************
CREATE TABLE T(
	first	VARCHAR(n),
	last	VARCHAR(n),
	score	INT,
	PRIMARY KEY(first, last); */
static
ib_err_t
create_table(
/*=========*/
	const char*	dbname,			/* in: database name */
	const char*	name)			/* in: table name */
{
	ib_trx_t	ib_trx;
	ib_id_t		table_id = 0;
	ib_err_t	err = DB_SUCCESS;
	ib_tbl_sch_t	ib_tbl_sch = NULL;
	ib_idx_sch_t	ib_idx_sch = NULL;
	char		table_name[IB_MAX_TABLE_NAME_LEN];

#ifdef __WIN__
	sprintf(table_name, "%s/%s", dbname, name);
#else
	snprintf(table_name, sizeof(table_name), "%s/%s", dbname, name);
#endif

	/* Pass a table page size of 0, ie., use default page size. */
	err = ib_table_schema_create(
		table_name, &ib_tbl_sch, IB_TBL_COMPACT, 0);

	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_col(
		ib_tbl_sch, "c1", IB_VARCHAR, IB_COL_NONE, 0, 10);

	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_col(
		ib_tbl_sch, "c2", IB_INT, IB_COL_NONE, 0, sizeof(int));
	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_col(
		ib_tbl_sch, "c3", IB_FLOAT, IB_COL_NONE, 0, sizeof(float));
	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_col(
		ib_tbl_sch, "c4", IB_DOUBLE, IB_COL_NONE, 0, sizeof(double));
	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_col(
		ib_tbl_sch, "c5", IB_BLOB, IB_COL_NONE, 0, 0);
	assert(err == DB_SUCCESS);

	err = ib_table_schema_add_index(ib_tbl_sch, "PRIMARY", &ib_idx_sch);
	assert(err == DB_SUCCESS);

	/* Set prefix length to 0. */
	err = ib_index_schema_add_col( ib_idx_sch, "c1", 0);
	assert(err == DB_SUCCESS);

	err = ib_index_schema_set_clustered(ib_idx_sch);
	assert(err == DB_SUCCESS);

	/* create table */
	ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
	err = ib_schema_lock_exclusive(ib_trx);
	assert(err == DB_SUCCESS);

	err = ib_table_create(ib_trx, ib_tbl_sch, &table_id);
	assert(err == DB_SUCCESS);

	err = ib_trx_commit(ib_trx);
	assert(err == DB_SUCCESS);

	if (ib_tbl_sch != NULL) {
		ib_table_schema_delete(ib_tbl_sch);
	}

	return(err);
}

/*********************************************************************
Open a table and return a cursor for the table. */
static
ib_err_t
open_table(
/*=======*/
	const char*	dbname,		/* in: database name */
	const char*	name,		/* in: table name */
	ib_trx_t	ib_trx,		/* in: transaction */
	ib_crsr_t*	crsr)		/* out: innodb cursor */
{
	ib_err_t	err = DB_SUCCESS;
	char		table_name[IB_MAX_TABLE_NAME_LEN];

#ifdef __WIN__
	sprintf(table_name, "%s/%s", dbname, name);
#else
	snprintf(table_name, sizeof(table_name), "%s/%s", dbname, name);
#endif
	err = ib_cursor_open_table(table_name, ib_trx, crsr);
	assert(err == DB_SUCCESS);

	return(err);
}

/*********************************************************************
INSERT INTO T VALUE('first', 'last', score); */
static
ib_err_t
insert_rows(
/*========*/
	ib_crsr_t	crsr)		/* in, out: cursor to use for write */
{
	ib_err_t	err;
	ib_tpl_t	tpl = NULL;

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	err = ib_col_set_value(tpl, 0, "abcdefghij", 10);
	assert(err == DB_SUCCESS);

	err = ib_tuple_write_i32(tpl, 1, 1);
	assert(err == DB_SUCCESS);

	err = ib_tuple_write_float(tpl, 2, 2.0);
	assert(err == DB_SUCCESS);

	err = ib_tuple_write_double(tpl, 3, 3.0);
	assert(err == DB_SUCCESS);

	err = ib_col_set_value(tpl, 4, "BLOB", 4);
	assert(err == DB_SUCCESS);

	err = ib_cursor_insert_row(crsr, tpl);
	assert(err == DB_SUCCESS);

	ib_tuple_delete(tpl);

	return(DB_SUCCESS);
}

/*********************************************************************
SELECT * FROM T; */
static
ib_err_t
do_query(
/*=====*/
	ib_crsr_t	crsr)
{
	ib_err_t	err;
	ib_tpl_t	tpl;

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	err = ib_cursor_first(crsr);
	assert(err == DB_SUCCESS);

	while (err == DB_SUCCESS) {
		err = ib_cursor_read_row(crsr, tpl);

		assert(err == DB_SUCCESS
		       || err == DB_END_OF_INDEX
		       || err == DB_RECORD_NOT_FOUND);

		if (err == DB_RECORD_NOT_FOUND || err == DB_END_OF_INDEX) {
			break;
		}

		print_tuple(stdout, tpl);

		err = ib_cursor_next(crsr);

		assert(err == DB_SUCCESS
		       || err == DB_END_OF_INDEX
		       || err == DB_RECORD_NOT_FOUND);

		tpl = ib_tuple_clear(tpl);
		assert(tpl != NULL);
	}

	if (tpl != NULL) {
		ib_tuple_delete(tpl);
	}

	if (err == DB_RECORD_NOT_FOUND || err == DB_END_OF_INDEX) {
		err = DB_SUCCESS;
	}
	return(err);
}

/*********************************************************************
Drop the table. */
static
ib_err_t
drop_table(
/*=======*/
	const char*	dbname,			/* in: database name */
	const char*	name)			/* in: table to drop */
{
	ib_err_t	err;
	char		table_name[IB_MAX_TABLE_NAME_LEN];

#ifdef __WIN__
	sprintf(table_name, "%s/%s", dbname, name);
#else
	snprintf(table_name, sizeof(table_name), "%s/%s", dbname, name);
#endif
	err = ib_table_drop(table_name);

	return(err);
}

int main(int argc, char* argv[])
{
	ib_err_t	err;
	ib_crsr_t	crsr;
	ib_trx_t	ib_trx;

	ib_init();

	test_configure();

	err = ib_startup("barracuda");
	assert(err == DB_SUCCESS);

	err = create_database(DATABASE);
	assert(err == DB_SUCCESS);

	printf("Create table\n");
	err = create_table(DATABASE, TABLE);
	assert(err == DB_SUCCESS);

	printf("Begin transaction\n");
	ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
	assert(ib_trx != NULL);

	printf("Open cursor\n");
	err = open_table(DATABASE, TABLE, ib_trx, &crsr);
	assert(err == DB_SUCCESS);

	printf("Lock table in IX\n");
	err = ib_cursor_lock(crsr, IB_LOCK_IX);
	assert(err == DB_SUCCESS);

	printf("Insert rows\n");
	err = insert_rows(crsr);
	assert(err == DB_SUCCESS);

	printf("Query table\n");
	err = do_query(crsr);
	assert(err == DB_SUCCESS);

	printf("Close cursor\n");
	err = ib_cursor_close(crsr);
	assert(err == DB_SUCCESS);
	crsr = NULL;

	printf("Commit transaction\n");
	err = ib_trx_commit(ib_trx);
	assert(err == DB_SUCCESS);

	printf("Drop table\n");
	err = drop_table(DATABASE, TABLE);
	assert(err == DB_SUCCESS);

	err = ib_shutdown();
	assert(err == DB_SUCCESS);

#ifdef UNIV_DEBUG_VALGRIND
	VALGRIND_DO_LEAK_CHECK;
#endif

	return(EXIT_SUCCESS);
}
