symbian-qemu-0.9.1-12/dtc-trunk/tests/del_property.c
author martin.trojer@nokia.com
Fri, 31 Jul 2009 15:01:17 +0100
changeset 1 2fb8b9db1c86
permissions -rw-r--r--
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/*
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 * libfdt - Flat Device Tree manipulation
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 *	Testcase for fdt_delprop()
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 * Copyright (C) 2006 David Gibson, IBM Corporation.
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public License
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 * as published by the Free Software Foundation; either version 2.1 of
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 * the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful, but
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include <stdint.h>
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#include <fdt.h>
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#include <libfdt.h>
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#include "tests.h"
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#include "testdata.h"
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int main(int argc, char *argv[])
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{
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	void *fdt;
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	const uint32_t *intp;
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	const char *strp;
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	int err, lenerr;
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	int oldsize, delsize, newsize;
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	test_init(argc, argv);
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	fdt = load_blob_arg(argc, argv);
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	fdt = open_blob_rw(fdt);
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	oldsize = fdt_totalsize(fdt);
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	intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1);
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	verbose_printf("int value was 0x%08x\n", *intp);
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	err = fdt_delprop(fdt, 0, "prop-int");
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	if (err)
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		FAIL("Failed to delete \"prop-int\": %s", fdt_strerror(err));
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	intp = fdt_getprop(fdt, 0, "prop-int", &lenerr);
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	if (intp)
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		FAIL("prop-int still present after deletion");
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	if (lenerr != -FDT_ERR_NOTFOUND)
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		FAIL("Unexpected error on second getprop: %s",
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		     fdt_strerror(lenerr));
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	strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
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			     TEST_STRING_1);
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	verbose_printf("string value was \"%s\"\n", strp);
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	err = fdt_delprop(fdt, 0, "prop-str");
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	if (err)
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		FAIL("Failed to delete \"prop-str\": %s", fdt_strerror(err));
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	strp = fdt_getprop(fdt, 0, "prop-str", &lenerr);
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	if (strp)
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		FAIL("prop-str still present after deletion");
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	if (lenerr != -FDT_ERR_NOTFOUND)
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		FAIL("Unexpected error on second getprop: %s",
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		     fdt_strerror(lenerr));
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	delsize = fdt_totalsize(fdt);
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	err = fdt_pack(fdt);
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	if (err)
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		FAIL("fdt_pack(): %s\n", fdt_strerror(err));
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	newsize = fdt_totalsize(fdt);
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	verbose_printf("oldsize = %d, delsize = %d, newsize = %d\n",
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		       oldsize, delsize, newsize);
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	if (newsize >= oldsize)
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		FAIL("Tree failed to shrink after deletions");
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	PASS();
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}