1/* 2 * Copyright 2013 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8#include "SkString.h" 9#include "SkOSFile.h" 10#include "Test.h" 11 12/** 13 * Test SkPathJoin and SkBasename. 14 * Will use SkPathJoin to append filename to dir, test that it works correctly, 15 * and tests using SkBasename on the result. 16 * @param reporter Reporter for test conditions. 17 * @param dir String representing the path to a folder. May or may not 18 * end with SkPATH_SEPARATOR. 19 * @param filename String representing the basename of a file. Must NOT 20 * contain SkPATH_SEPARATOR. 21 */ 22static void test_dir_with_file(skiatest::Reporter* reporter, SkString dir, 23 SkString filename) { 24 // If filename contains SkPATH_SEPARATOR, the tests will fail. 25 SkASSERT(!filename.contains(SkPATH_SEPARATOR)); 26 27 // Tests for SkOSPath::SkPathJoin and SkOSPath::SkBasename 28 29 // fullName should be "dir<SkPATH_SEPARATOR>file" 30 SkString fullName = SkOSPath::SkPathJoin(dir.c_str(), filename.c_str()); 31 32 // fullName should be the combined size of dir and file, plus one if 33 // dir did not include the final path separator. 34 size_t expectedSize = dir.size() + filename.size(); 35 if (!dir.endsWith(SkPATH_SEPARATOR)) { 36 expectedSize++; 37 } 38 REPORTER_ASSERT(reporter, fullName.size() == expectedSize); 39 40 SkString basename = SkOSPath::SkBasename(fullName.c_str()); 41 42 // basename should be the same as filename 43 REPORTER_ASSERT(reporter, basename.equals(filename)); 44 45 // basename will not contain a path separator 46 REPORTER_ASSERT(reporter, !basename.contains(SkPATH_SEPARATOR)); 47 48 // Now take the basename of filename, which should be the same as filename. 49 basename = SkOSPath::SkBasename(filename.c_str()); 50 REPORTER_ASSERT(reporter, basename.equals(filename)); 51} 52 53static void test_os_path_utils_tests(skiatest::Reporter* reporter) { 54 SkString dir("dir"); 55 SkString filename("file"); 56 test_dir_with_file(reporter, dir, filename); 57 58 // Now make sure this works with a path separator at the end of dir. 59 dir.appendUnichar(SkPATH_SEPARATOR); 60 test_dir_with_file(reporter, dir, filename); 61 62 // Test using no filename. 63 test_dir_with_file(reporter, dir, SkString()); 64 65 // Testing using no directory. 66 test_dir_with_file(reporter, SkString(), filename); 67 68 // Test with a sub directory. 69 dir.append("subDir"); 70 test_dir_with_file(reporter, dir, filename); 71 72 // Basename of a directory with a path separator at the end is empty. 73 dir.appendUnichar(SkPATH_SEPARATOR); 74 SkString baseOfDir = SkOSPath::SkBasename(dir.c_str()); 75 REPORTER_ASSERT(reporter, baseOfDir.size() == 0); 76 77 // Basename of NULL is an empty string. 78 SkString empty = SkOSPath::SkBasename(NULL); 79 REPORTER_ASSERT(reporter, empty.size() == 0); 80 81 // Test that NULL can be used for the directory and filename. 82 SkString emptyPath = SkOSPath::SkPathJoin(NULL, NULL); 83 REPORTER_ASSERT(reporter, emptyPath.size() == 1); 84 REPORTER_ASSERT(reporter, emptyPath.contains(SkPATH_SEPARATOR)); 85} 86 87#include "TestClassDef.h" 88DEFINE_TESTCLASS("OSPath", OSPathTestClass, test_os_path_utils_tests) 89