1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // UNSUPPORTED: c++03 10 11 // <filesystem> 12 13 // class recursive_directory_iterator 14 15 // int depth() const 16 17 #include "filesystem_include.h" 18 #include <type_traits> 19 #include <set> 20 #include <cassert> 21 22 #include "test_macros.h" 23 #include "rapid-cxx-test.h" 24 #include "filesystem_test_helper.h" 25 26 using namespace fs; 27 28 TEST_SUITE(recursive_directory_iterator_depth_tests) 29 TEST_CASE(test_depth)30TEST_CASE(test_depth) 31 { 32 static_test_env static_env; 33 const path testDir = static_env.Dir; 34 const path DirDepth1 = static_env.Dir2; 35 const path DirDepth2 = static_env.Dir3; 36 const recursive_directory_iterator endIt{}; 37 38 std::error_code ec; 39 recursive_directory_iterator it(testDir, ec); 40 TEST_REQUIRE(!ec); 41 TEST_CHECK(it.depth() == 0); 42 43 bool seen_d1, seen_d2; 44 seen_d1 = seen_d2 = false; 45 46 while (it != endIt) { 47 const path entry = *it; 48 const path parent = entry.parent_path(); 49 if (parent == testDir) { 50 TEST_CHECK(it.depth() == 0); 51 } else if (parent == DirDepth1) { 52 TEST_CHECK(it.depth() == 1); 53 seen_d1 = true; 54 } else if (parent == DirDepth2) { 55 TEST_CHECK(it.depth() == 2); 56 seen_d2 = true; 57 } else { 58 TEST_CHECK(!"Unexpected depth while iterating over static env"); 59 } 60 ++it; 61 } 62 TEST_REQUIRE(seen_d1 && seen_d2); 63 TEST_CHECK(it == endIt); 64 } 65 66 TEST_SUITE_END() 67