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Diffstat (limited to 'tools/process_test.cpp')
| -rw-r--r-- | tools/process_test.cpp | 360 |
1 files changed, 360 insertions, 0 deletions
diff --git a/tools/process_test.cpp b/tools/process_test.cpp new file mode 100644 index 0000000..70da919d --- /dev/null +++ b/tools/process_test.cpp @@ -0,0 +1,360 @@ +// +// Automated Testing Framework (atf) +// +// Copyright (c) 2008 The NetBSD Foundation, Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// 1. Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// 2. Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// +// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND +// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, +// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY +// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE +// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER +// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR +// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN +// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// + +#include <cstdlib> +#include <cstring> + +#include <atf-c++.hpp> + +#include "process.hpp" +#include "test_helpers.hpp" + +// TODO: Testing the fork function is a huge task and I'm afraid of +// copy/pasting tons of stuff from the C version. I'd rather not do that +// until some code can be shared, which cannot happen until the C++ binding +// is cleaned by a fair amount. Instead... just rely (at the moment) on +// the system tests for the tools using this module. + +// ------------------------------------------------------------------------ +// Auxiliary functions. +// ------------------------------------------------------------------------ + +static +std::size_t +array_size(const char* const* array) +{ + std::size_t size = 0; + + for (const char* const* ptr = array; *ptr != NULL; ptr++) + size++; + + return size; +} + +static +tools::process::status +exec_process_helpers(const atf::tests::tc& tc, const char* helper_name) +{ + using tools::process::exec; + + const tools::fs::path helpers = tools::fs::path(tc.get_config_var("srcdir")) / + "process_helpers"; + + std::vector< std::string > argv; + argv.push_back(helpers.leaf_name()); + argv.push_back(helper_name); + + return exec(helpers, + tools::process::argv_array(argv), + tools::process::stream_inherit(), + tools::process::stream_inherit()); +} + +// ------------------------------------------------------------------------ +// Tests for the "argv_array" type. +// ------------------------------------------------------------------------ + +ATF_TEST_CASE(argv_array_init_carray); +ATF_TEST_CASE_HEAD(argv_array_init_carray) +{ + set_md_var("descr", "Tests that argv_array is correctly constructed " + "from a C-style array of strings"); +} +ATF_TEST_CASE_BODY(argv_array_init_carray) +{ + { + const char* const carray[] = { NULL }; + tools::process::argv_array argv(carray); + + ATF_REQUIRE_EQ(argv.size(), 0); + } + + { + const char* const carray[] = { "arg0", NULL }; + tools::process::argv_array argv(carray); + + ATF_REQUIRE_EQ(argv.size(), 1); + ATF_REQUIRE(std::strcmp(argv[0], carray[0]) == 0); + } + + { + const char* const carray[] = { "arg0", "arg1", "arg2", NULL }; + tools::process::argv_array argv(carray); + + ATF_REQUIRE_EQ(argv.size(), 3); + ATF_REQUIRE(std::strcmp(argv[0], carray[0]) == 0); + ATF_REQUIRE(std::strcmp(argv[1], carray[1]) == 0); + ATF_REQUIRE(std::strcmp(argv[2], carray[2]) == 0); + } +} + +ATF_TEST_CASE(argv_array_init_col); +ATF_TEST_CASE_HEAD(argv_array_init_col) +{ + set_md_var("descr", "Tests that argv_array is correctly constructed " + "from a string collection"); +} +ATF_TEST_CASE_BODY(argv_array_init_col) +{ + { + std::vector< std::string > col; + tools::process::argv_array argv(col); + + ATF_REQUIRE_EQ(argv.size(), 0); + } + + { + std::vector< std::string > col; + col.push_back("arg0"); + tools::process::argv_array argv(col); + + ATF_REQUIRE_EQ(argv.size(), 1); + ATF_REQUIRE_EQ(argv[0], col[0]); + } + + { + std::vector< std::string > col; + col.push_back("arg0"); + col.push_back("arg1"); + col.push_back("arg2"); + tools::process::argv_array argv(col); + + ATF_REQUIRE_EQ(argv.size(), 3); + ATF_REQUIRE_EQ(argv[0], col[0]); + ATF_REQUIRE_EQ(argv[1], col[1]); + ATF_REQUIRE_EQ(argv[2], col[2]); + } +} + +ATF_TEST_CASE(argv_array_init_empty); +ATF_TEST_CASE_HEAD(argv_array_init_empty) +{ + set_md_var("descr", "Tests that argv_array is correctly constructed " + "by the default constructor"); +} +ATF_TEST_CASE_BODY(argv_array_init_empty) +{ + tools::process::argv_array argv; + + ATF_REQUIRE_EQ(argv.size(), 0); +} + +ATF_TEST_CASE(argv_array_init_varargs); +ATF_TEST_CASE_HEAD(argv_array_init_varargs) +{ + set_md_var("descr", "Tests that argv_array is correctly constructed " + "from a variable list of arguments"); +} +ATF_TEST_CASE_BODY(argv_array_init_varargs) +{ + { + tools::process::argv_array argv("arg0", NULL); + + ATF_REQUIRE_EQ(argv.size(), 1); + ATF_REQUIRE_EQ(argv[0], std::string("arg0")); + } + + { + tools::process::argv_array argv("arg0", "arg1", "arg2", NULL); + + ATF_REQUIRE_EQ(argv.size(), 3); + ATF_REQUIRE_EQ(argv[0], std::string("arg0")); + ATF_REQUIRE_EQ(argv[1], std::string("arg1")); + ATF_REQUIRE_EQ(argv[2], std::string("arg2")); + } +} + +ATF_TEST_CASE(argv_array_assign); +ATF_TEST_CASE_HEAD(argv_array_assign) +{ + set_md_var("descr", "Tests that assigning an argv_array works"); +} +ATF_TEST_CASE_BODY(argv_array_assign) +{ + using tools::process::argv_array; + + const char* const carray1[] = { "arg1", NULL }; + const char* const carray2[] = { "arg1", "arg2", NULL }; + + std::auto_ptr< argv_array > argv1(new argv_array(carray1)); + std::auto_ptr< argv_array > argv2(new argv_array(carray2)); + + *argv2 = *argv1; + ATF_REQUIRE_EQ(argv2->size(), argv1->size()); + ATF_REQUIRE(std::strcmp((*argv2)[0], (*argv1)[0]) == 0); + + ATF_REQUIRE(argv2->exec_argv() != argv1->exec_argv()); + argv1.release(); + { + const char* const* eargv2 = argv2->exec_argv(); + ATF_REQUIRE(std::strcmp(eargv2[0], carray1[0]) == 0); + ATF_REQUIRE_EQ(eargv2[1], static_cast< const char* >(NULL)); + } + + argv2.release(); +} + +ATF_TEST_CASE(argv_array_copy); +ATF_TEST_CASE_HEAD(argv_array_copy) +{ + set_md_var("descr", "Tests that copying an argv_array constructed from " + "a C-style array of strings works"); +} +ATF_TEST_CASE_BODY(argv_array_copy) +{ + using tools::process::argv_array; + + const char* const carray[] = { "arg0", NULL }; + + std::auto_ptr< argv_array > argv1(new argv_array(carray)); + std::auto_ptr< argv_array > argv2(new argv_array(*argv1)); + + ATF_REQUIRE_EQ(argv2->size(), argv1->size()); + ATF_REQUIRE(std::strcmp((*argv2)[0], (*argv1)[0]) == 0); + + ATF_REQUIRE(argv2->exec_argv() != argv1->exec_argv()); + argv1.release(); + { + const char* const* eargv2 = argv2->exec_argv(); + ATF_REQUIRE(std::strcmp(eargv2[0], carray[0]) == 0); + ATF_REQUIRE_EQ(eargv2[1], static_cast< const char* >(NULL)); + } + + argv2.release(); +} + +ATF_TEST_CASE(argv_array_exec_argv); +ATF_TEST_CASE_HEAD(argv_array_exec_argv) +{ + set_md_var("descr", "Tests that the exec argv provided by an argv_array " + "is correct"); +} +ATF_TEST_CASE_BODY(argv_array_exec_argv) +{ + using tools::process::argv_array; + + { + argv_array argv; + const char* const* eargv = argv.exec_argv(); + ATF_REQUIRE_EQ(array_size(eargv), 0); + ATF_REQUIRE_EQ(eargv[0], static_cast< const char* >(NULL)); + } + + { + const char* const carray[] = { "arg0", NULL }; + argv_array argv(carray); + const char* const* eargv = argv.exec_argv(); + ATF_REQUIRE_EQ(array_size(eargv), 1); + ATF_REQUIRE(std::strcmp(eargv[0], "arg0") == 0); + ATF_REQUIRE_EQ(eargv[1], static_cast< const char* >(NULL)); + } + + { + std::vector< std::string > col; + col.push_back("arg0"); + argv_array argv(col); + const char* const* eargv = argv.exec_argv(); + ATF_REQUIRE_EQ(array_size(eargv), 1); + ATF_REQUIRE(std::strcmp(eargv[0], "arg0") == 0); + ATF_REQUIRE_EQ(eargv[1], static_cast< const char* >(NULL)); + } +} + +ATF_TEST_CASE(argv_array_iter); +ATF_TEST_CASE_HEAD(argv_array_iter) +{ + set_md_var("descr", "Tests that an argv_array can be iterated"); +} +ATF_TEST_CASE_BODY(argv_array_iter) +{ + using tools::process::argv_array; + + std::vector< std::string > vector; + vector.push_back("arg0"); + vector.push_back("arg1"); + vector.push_back("arg2"); + + argv_array argv(vector); + ATF_REQUIRE_EQ(argv.size(), 3); + std::vector< std::string >::size_type pos = 0; + for (argv_array::const_iterator iter = argv.begin(); iter != argv.end(); + iter++) { + ATF_REQUIRE_EQ(*iter, vector[pos]); + pos++; + } +} + +// ------------------------------------------------------------------------ +// Tests cases for the free functions. +// ------------------------------------------------------------------------ + +ATF_TEST_CASE(exec_failure); +ATF_TEST_CASE_HEAD(exec_failure) +{ + set_md_var("descr", "Tests execing a command that reports failure"); +} +ATF_TEST_CASE_BODY(exec_failure) +{ + const tools::process::status s = exec_process_helpers(*this, "exit-failure"); + ATF_REQUIRE(s.exited()); + ATF_REQUIRE_EQ(s.exitstatus(), EXIT_FAILURE); +} + +ATF_TEST_CASE(exec_success); +ATF_TEST_CASE_HEAD(exec_success) +{ + set_md_var("descr", "Tests execing a command that reports success"); +} +ATF_TEST_CASE_BODY(exec_success) +{ + const tools::process::status s = exec_process_helpers(*this, "exit-success"); + ATF_REQUIRE(s.exited()); + ATF_REQUIRE_EQ(s.exitstatus(), EXIT_SUCCESS); +} + +// ------------------------------------------------------------------------ +// Main. +// ------------------------------------------------------------------------ + +ATF_INIT_TEST_CASES(tcs) +{ + // Add the test cases for the "argv_array" type. + ATF_ADD_TEST_CASE(tcs, argv_array_assign); + ATF_ADD_TEST_CASE(tcs, argv_array_copy); + ATF_ADD_TEST_CASE(tcs, argv_array_exec_argv); + ATF_ADD_TEST_CASE(tcs, argv_array_init_carray); + ATF_ADD_TEST_CASE(tcs, argv_array_init_col); + ATF_ADD_TEST_CASE(tcs, argv_array_init_empty); + ATF_ADD_TEST_CASE(tcs, argv_array_init_varargs); + ATF_ADD_TEST_CASE(tcs, argv_array_iter); + + // Add the test cases for the free functions. + ATF_ADD_TEST_CASE(tcs, exec_failure); + ATF_ADD_TEST_CASE(tcs, exec_success); +} |
