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114 lines
3.9 KiB
C++
114 lines
3.9 KiB
C++
// libs/filesystem/test/convenience_test.cpp -------------------------------//
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// Copyright Beman Dawes, 2002
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// Copyright Vladimir Prus, 2002
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// Use, modification, and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See library home page at http://www.boost.org/libs/filesystem
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#include <boost/filesystem/convenience.hpp>
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namespace fs = boost::filesystem;
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using fs::path;
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#include <boost/test/minimal.hpp>
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#include <boost/bind.hpp>
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#include <fstream>
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#include <iostream>
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#ifndef BOOST_FILESYSTEM_NARROW_ONLY
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# define BOOST_FS_IS_EMPTY fs::is_empty
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# define BOOST_BND(BOOST_FUNC_TO_DO) BOOST_FUNC_TO_DO<fs::path>
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#else
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# define BOOST_FS_IS_EMPTY fs::_is_empty
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# define BOOST_BND(BOOST_FUNC_TO_DO) BOOST_FUNC_TO_DO
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#endif
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namespace
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{
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template< typename F >
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bool throws_fs_error( F func, fs::errno_type ec = 0 )
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{
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try { func(); }
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catch ( const fs::filesystem_error & ex )
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{
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if ( ec == 0
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|| ec == fs::lookup_error_code(ex.system_error()) ) return true;
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std::cout
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<< "exception reports " << fs::lookup_error_code(ex.system_error())
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<< ", should be " << ec
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<< "\n system_error() is " << ex.system_error()
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<< std::endl;
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return false;
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}
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return false;
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}
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}
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int test_main( int, char*[] )
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{
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path::default_name_check( fs::no_check ); // names below not valid on all O/S's
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// but they must be tested anyhow
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// create_directories() tests ----------------------------------------------//
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BOOST_CHECK( !fs::create_directories( "" ) ); // should be harmless
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BOOST_CHECK( !fs::create_directories( "/" ) ); // ditto
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fs::remove_all( "xx" ); // make sure slate is blank
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BOOST_CHECK( !fs::exists( "xx" ) ); // reality check
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BOOST_CHECK( fs::create_directories( "xx" ) );
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BOOST_CHECK( fs::exists( "xx" ) );
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BOOST_CHECK( fs::is_directory( "xx" ) );
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BOOST_CHECK( fs::create_directories( "xx/ww/zz" ) );
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BOOST_CHECK( fs::exists( "xx" ) );
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BOOST_CHECK( fs::exists( "xx/ww" ) );
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BOOST_CHECK( fs::exists( "xx/ww/zz" ) );
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BOOST_CHECK( fs::is_directory( "xx" ) );
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BOOST_CHECK( fs::is_directory( "xx/ww" ) );
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BOOST_CHECK( fs::is_directory( "xx/ww/zz" ) );
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path is_a_file( "xx/uu" );
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{
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std::ofstream f( is_a_file.native_file_string().c_str() );
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BOOST_CHECK( !!f );
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}
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BOOST_CHECK( throws_fs_error(
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boost::bind( BOOST_BND(fs::create_directories), is_a_file ) ) );
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BOOST_CHECK( throws_fs_error(
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boost::bind( BOOST_BND(fs::create_directories), is_a_file / "aa" ) ) );
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// extension() tests ---------------------------------------------------------//
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BOOST_CHECK( fs::extension("a/b") == "" );
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BOOST_CHECK( fs::extension("a/b.txt") == ".txt" );
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BOOST_CHECK( fs::extension("a/b.") == "." );
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BOOST_CHECK( fs::extension("a.b.c") == ".c" );
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BOOST_CHECK( fs::extension("a.b.c.") == "." );
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BOOST_CHECK( fs::extension("") == "" );
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BOOST_CHECK( fs::extension("a/") == "" );
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// basename() tests ----------------------------------------------------------//
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BOOST_CHECK( fs::basename("b") == "b" );
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BOOST_CHECK( fs::basename("a/b.txt") == "b" );
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BOOST_CHECK( fs::basename("a/b.") == "b" );
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BOOST_CHECK( fs::basename("a.b.c") == "a.b" );
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BOOST_CHECK( fs::basename("a.b.c.") == "a.b.c" );
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BOOST_CHECK( fs::basename("") == "" );
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// change_extension tests ---------------------------------------------------//
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BOOST_CHECK( fs::change_extension("a.txt", ".tex").string() == "a.tex" );
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BOOST_CHECK( fs::change_extension("a.", ".tex").string() == "a.tex" );
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BOOST_CHECK( fs::change_extension("a", ".txt").string() == "a.txt" );
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BOOST_CHECK( fs::change_extension("a.b.txt", ".tex").string() == "a.b.tex" );
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// see the rationale in html docs for explanation why this works
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BOOST_CHECK( fs::change_extension("", ".png").string() == ".png" );
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return 0;
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}
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