89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03
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// <experimental/filesystem>
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// bool equivalent(path const& lhs, path const& rhs);
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// bool equivalent(path const& lhs, path const& rhs, std::error_code& ec) noexcept;
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#include <experimental/filesystem>
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#include <type_traits>
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#include <cassert>
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#include "test_macros.h"
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#include "rapid-cxx-test.hpp"
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#include "filesystem_test_helper.hpp"
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using namespace std::experimental::filesystem;
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TEST_SUITE(equivalent_test_suite)
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TEST_CASE(signature_test)
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{
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const path p; ((void)p);
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std::error_code ec; ((void)ec);
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ASSERT_NOEXCEPT(equivalent(p, p, ec));
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ASSERT_NOT_NOEXCEPT(equivalent(p, p));
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}
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TEST_CASE(equivalent_test)
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{
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struct TestCase {
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path lhs;
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path rhs;
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bool expect;
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};
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const TestCase testCases[] = {
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{StaticEnv::Dir, StaticEnv::Dir, true},
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{StaticEnv::File, StaticEnv::Dir, false},
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{StaticEnv::Dir, StaticEnv::SymlinkToDir, true},
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{StaticEnv::Dir, StaticEnv::SymlinkToFile, false},
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{StaticEnv::File, StaticEnv::File, true},
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{StaticEnv::File, StaticEnv::SymlinkToFile, true},
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};
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for (auto& TC : testCases) {
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std::error_code ec;
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TEST_CHECK(equivalent(TC.lhs, TC.rhs, ec) == TC.expect);
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TEST_CHECK(!ec);
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}
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}
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TEST_CASE(equivalent_reports_double_dne)
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{
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const path E = StaticEnv::File;
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const path DNE = StaticEnv::DNE;
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{ // Test that no exception is thrown if one of the paths exists
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TEST_CHECK(equivalent(E, DNE) == false);
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TEST_CHECK(equivalent(DNE, E) == false);
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}
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{ // Test that an exception is thrown if both paths do not exist.
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TEST_CHECK_THROW(filesystem_error, equivalent(DNE, DNE));
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}
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{
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std::error_code ec;
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TEST_CHECK(equivalent(DNE, DNE, ec) == false);
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TEST_CHECK(ec);
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}
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}
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TEST_CASE(equivalent_is_other_succeeds)
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{
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scoped_test_env env;
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path const file = env.create_file("file", 42);
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const path hl1 = env.create_hardlink(file, "hl1");
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const path hl2 = env.create_hardlink(file, "hl2");
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TEST_CHECK(equivalent(file, hl1));
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TEST_CHECK(equivalent(file, hl2));
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TEST_CHECK(equivalent(hl1, hl2));
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}
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TEST_SUITE_END()
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