| Mike Frysinger | 50e31fa | 2018-01-19 18:59:49 -0500 | [diff] [blame] | 1 | /* Copyright 2018 The Chromium OS Authors. All rights reserved. |
| 2 | * Use of this source code is governed by a BSD-style license that can be |
| 3 | * found in the LICENSE file. |
| 4 | * |
| 5 | * Test util.[ch] module code using gtest. |
| 6 | */ |
| Mike Frysinger | 32c3992 | 2018-01-17 17:09:54 -0500 | [diff] [blame] | 7 | |
| 8 | #include <stdio.h> |
| 9 | #include <stdlib.h> |
| 10 | #include <string.h> |
| 11 | #include <sys/stat.h> |
| 12 | #include <unistd.h> |
| 13 | |
| 14 | #include <gtest/gtest.h> |
| 15 | |
| 16 | #include "util.h" |
| 17 | |
| 18 | // Sanity check for the strip func. |
| 19 | TEST(strip, basic) { |
| 20 | char str[] = " foo\t"; |
| 21 | ASSERT_EQ("foo", std::string(strip(str))); |
| 22 | } |
| 23 | |
| 24 | // Make sure we don't crash with various "null"-like inputs. |
| 25 | TEST(tokenize, null_stringp) { |
| 26 | ASSERT_EQ(nullptr, tokenize(nullptr, nullptr)); |
| 27 | ASSERT_EQ(nullptr, tokenize(nullptr, "")); |
| 28 | ASSERT_EQ(nullptr, tokenize(nullptr, ",")); |
| 29 | |
| 30 | char *p = nullptr; |
| 31 | ASSERT_EQ(nullptr, tokenize(&p, nullptr)); |
| 32 | } |
| 33 | |
| 34 | // Make sure we don't crash with various "null"-like inputs. |
| 35 | TEST(tokenize, null_delim) { |
| 36 | char str[] = "a,b,c"; |
| 37 | char *p = str; |
| 38 | ASSERT_EQ(str, tokenize(&p, nullptr)); |
| 39 | ASSERT_EQ(nullptr, p); |
| 40 | ASSERT_EQ(str, std::string("a,b,c")); |
| 41 | |
| 42 | p = str; |
| 43 | ASSERT_EQ(str, tokenize(&p, "")); |
| 44 | ASSERT_EQ(nullptr, p); |
| 45 | ASSERT_EQ(str, std::string("a,b,c")); |
| 46 | } |
| 47 | |
| 48 | // Sanity check for the tokenize func. |
| 49 | TEST(tokenize, basic) { |
| 50 | char str[] = "a,b,c"; |
| 51 | char *p = str; |
| 52 | ASSERT_EQ("a", std::string(tokenize(&p, ","))); |
| 53 | ASSERT_EQ("b", std::string(tokenize(&p, ","))); |
| 54 | ASSERT_EQ("c", std::string(tokenize(&p, ","))); |
| 55 | ASSERT_EQ(nullptr, p); |
| 56 | ASSERT_EQ(nullptr, tokenize(&p, ",")); |
| 57 | } |
| Mike Frysinger | b4c7e77 | 2018-01-17 17:40:15 -0500 | [diff] [blame] | 58 | |
| 59 | // Check edge case with an empty string. |
| 60 | TEST(tokenize, empty_string) { |
| 61 | char str[] = ""; |
| 62 | char *p = str; |
| 63 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 64 | ASSERT_EQ(nullptr, p); |
| 65 | ASSERT_EQ(nullptr, tokenize(&p, ",")); |
| 66 | } |
| 67 | |
| 68 | // Check behavior with empty tokens at the start/middle/end. |
| 69 | TEST(tokenize, empty_tokens) { |
| 70 | char str[] = ",,a,b,,,c,,"; |
| 71 | char *p = str; |
| 72 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 73 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 74 | ASSERT_EQ("a", std::string(tokenize(&p, ","))); |
| 75 | ASSERT_EQ("b", std::string(tokenize(&p, ","))); |
| 76 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 77 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 78 | ASSERT_EQ("c", std::string(tokenize(&p, ","))); |
| 79 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 80 | ASSERT_EQ("", std::string(tokenize(&p, ","))); |
| 81 | ASSERT_EQ(nullptr, p); |
| 82 | ASSERT_EQ(nullptr, tokenize(&p, ",")); |
| 83 | } |