libabigail/tests/test-diff-filter.cc
Dodji Seketeli 847c9e8166 Fix thinko class_diff traversing.
* src/abg-comparison.cc (class_diff::traverse): Fix thinking in
	introduced by commit "6709478 Fix infinite loop when traversing
	classes and their members"
	* tests/data/test-diff-filter/test1-v{0,1}.o: New test binary input files.
	* tests/data/test-diff-filter/test1-v{0,1}.cc: Source code for the
	above.
	* tests/data/test-diff-filter/test1-report.txt: Reference report
	for the diffing of the two binary input files above.
	* tests/test-diff-filter.cc: Make the test run on the new input above.
	* tests/Makefile.am: Add the new material to the distribution.

Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2014-03-31 13:17:28 +02:00

126 lines
3.6 KiB
C++

// -*- Mode: C++ -*-
//
// Copyright (C) 2013 Red Hat, Inc.
//
// This file is part of the GNU Application Binary Interface Generic
// Analysis and Instrumentation Library (libabigail). This library is
// free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 3, or (at your option) any
// later version.
// This library 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 Lesser Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this program; see the file COPYING-LGPLV3. If
// not, see <http://www.gnu.org/licenses/>.
// Author: Dodji Seketeli
/// @file
///
/// This program runs a diff between input ELF files containing DWARF
/// debugging information and compares the resulting report with a
/// reference report. If the resulting report is different from the
/// reference report, the test has failed. Note that the comparison
/// is done using the bidiff command line comparison tool.
///
/// The set of input files and reference reports to consider should be
/// present in the source distribution.
#include <string>
#include <fstream>
#include <iostream>
#include <cstdlib>
#include "abg-tools-utils.h"
#include "test-utils.h"
using std::string;
using std::cerr;
/// This is an aggregate that specifies where a test shall get its
/// input from and where it shall write its ouput to.
struct InOutSpec
{
const char* in_elfv0_path;
const char* in_elfv1_path;
const char* bidiff_options;
const char* in_report_path;
const char* out_report_path;
}; // end struct InOutSpec;
InOutSpec in_out_specs[] =
{
{
"data/test-diff-filter/test0-v0.o",
"data/test-diff-filter/test0-v1.o",
"--no-harmless",
"data/test-diff-filter/test0-report.txt",
"output/test-diff-filter/test0-report.txt",
},
{
"data/test-diff-filter/test1-v0.o",
"data/test-diff-filter/test1-v1.o",
"--no-harmless",
"data/test-diff-filter/test1-report.txt",
"output/test-diff-filter/test1-report.txt",
},
// This should be the last entry
{NULL, NULL, NULL, NULL, NULL}
};
int
main()
{
using abigail::tests::get_src_dir;
using abigail::tests::get_build_dir;
using abigail::tools::ensure_parent_dir_created;
bool is_ok = true;
string in_elfv0_path, in_elfv1_path,
bidiff_options, bidiff, cmd,
ref_diff_report_path, out_diff_report_path;
for (InOutSpec* s = in_out_specs; s->in_elfv0_path; ++s)
{
in_elfv0_path = get_src_dir() + "/tests/" + s->in_elfv0_path;
in_elfv1_path = get_src_dir() + "/tests/" + s->in_elfv1_path;
bidiff_options = s->bidiff_options;
ref_diff_report_path = get_src_dir() + "/tests/" + s->in_report_path;
out_diff_report_path = get_build_dir() + "/tests/" + s->out_report_path;
if (!ensure_parent_dir_created(out_diff_report_path))
{
cerr << "could not create parent directory for "
<< out_diff_report_path;
is_ok = false;
continue;
}
bidiff = get_build_dir() + "/tools/bidiff";
bidiff += " " + bidiff_options;
cmd = bidiff + " " + in_elfv0_path + " " + in_elfv1_path;
cmd += " > " + out_diff_report_path;
bool bidiff_ok = true;
if (system(cmd.c_str()))
bidiff_ok = false;
if (bidiff_ok)
{
cmd = "diff -u " + ref_diff_report_path
+ " " + out_diff_report_path;
if (system(cmd.c_str()))
is_ok = false;
}
else
is_ok = false;
}
return !is_ok;
}