// -*- 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 . // // Author: Dodji Seketeli #include #include #include #include #include "abg-tools-utils.h" #include "abg-diff-utils.h" #include "test-utils.h" using std::string; using std::ofstream; using std::cerr; /// This structure describes the set of strings we want to diff /// against each other as well as the reports we expect from these /// diffs. struct SESInOutSpec { // This is the path to the report we expect from the diff algorithm // applied to second_string (below) diffed against first_string. const char* in_path; // This is the path where to store the report of the diff algorithm // applied to second_string (below) diffed against first_string. const char* out_path; // This is the first string to feed the diff algorithm with. const char* first_string; // This is the second string to feed the diff algorithm with. const char* second_string; };// end struct SESInOutSpec SESInOutSpec in_out_specs[] = { { "data/test-core-diff/report0.txt", "output/test-core-diff/report0.txt", "abcabba", "cbabac" }, { "data/test-core-diff/report1.txt", "output/test-core-diff/report1.txt", "xxabxx", "xbx" }, { "data/test-core-diff/report2.txt", "output/test-core-diff/report2.txt", "xxabxx", "xbcx" }, { "data/test-core-diff/report3.txt", "output/test-core-diff/report3.txt", "abc", "abdecfgc" }, { "data/test-core-diff/report4.txt", "output/test-core-diff/report4.txt", "xxx", "xxx" }, { "data/test-core-diff/report5.txt", "output/test-core-diff/report5.txt", "xabx", "xbx" }, { "data/test-core-diff/report6.txt", "output/test-core-diff/report6.txt", "fou", "fubar" }, { "data/test-core-diff/report7.txt", "output/test-core-diff/report7.txt", "sqkdjfjdsql", "sqdmlkjfmljdsqf" }, // This should be the last entry. {NULL, NULL, NULL, NULL} }; using abigail::diff_utils::edit_script; using abigail::diff_utils::compute_ses; using abigail::diff_utils::display_edit_script; int main() { unsigned result = 1; bool problem = false; string in_path, out_path; for (SESInOutSpec *s = in_out_specs; s->in_path; ++s) { string input_suffix(s->in_path); in_path = abigail::tests::get_src_dir() + "/tests/" + input_suffix; string output_suffix(s->out_path); out_path = abigail::tests::get_build_dir() + "/tests/" + output_suffix; if (!abigail::tools::ensure_parent_dir_created(out_path)) { cerr << "Could not create parent director for " << out_path; problem = true; return result; } ofstream of(out_path.c_str(), std::ios_base::trunc); if (!of.is_open()) { cerr << "failed to read " << out_path << "\n"; problem = true; continue; } edit_script ses; // Compute the Shortest Edit Script (aka diff) that changes // s->first_string into s->second_string. compute_ses(s->first_string, s->second_string, ses); // Emit a report about that edit script display_edit_script(ses, s->first_string, s->second_string, of); of.close(); // Diff that report against what we expect. string cmd = "diff -u " + in_path + " " + out_path; if (system(cmd.c_str())) problem= true; } return problem; }