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Diffstat (limited to 'brillo/strings/string_utils_unittest.cc')
-rw-r--r-- | brillo/strings/string_utils_unittest.cc | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/brillo/strings/string_utils_unittest.cc b/brillo/strings/string_utils_unittest.cc new file mode 100644 index 0000000..c554e74 --- /dev/null +++ b/brillo/strings/string_utils_unittest.cc @@ -0,0 +1,163 @@ +// Copyright (c) 2014 The Chromium OS Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include <brillo/strings/string_utils.h> + +#include <list> +#include <set> +#include <string> +#include <vector> + +#include <gtest/gtest.h> + +namespace brillo { + +TEST(StringUtils, Split) { + std::vector<std::string> parts; + + parts = string_utils::Split("", ",", false, false); + EXPECT_EQ(0, parts.size()); + + parts = string_utils::Split("abc", ",", false, false); + EXPECT_EQ(1, parts.size()); + EXPECT_EQ("abc", parts[0]); + + parts = string_utils::Split(",a,bc , d, ,e, ", ",", true, true); + EXPECT_EQ(4, parts.size()); + EXPECT_EQ("a", parts[0]); + EXPECT_EQ("bc", parts[1]); + EXPECT_EQ("d", parts[2]); + EXPECT_EQ("e", parts[3]); + + parts = string_utils::Split(",a,bc , d, ,e, ", ",", false, true); + EXPECT_EQ(6, parts.size()); + EXPECT_EQ("a", parts[0]); + EXPECT_EQ("bc ", parts[1]); + EXPECT_EQ(" d", parts[2]); + EXPECT_EQ(" ", parts[3]); + EXPECT_EQ("e", parts[4]); + EXPECT_EQ(" ", parts[5]); + + parts = string_utils::Split(",a,bc , d, ,e, ", ",", true, false); + EXPECT_EQ(7, parts.size()); + EXPECT_EQ("", parts[0]); + EXPECT_EQ("a", parts[1]); + EXPECT_EQ("bc", parts[2]); + EXPECT_EQ("d", parts[3]); + EXPECT_EQ("", parts[4]); + EXPECT_EQ("e", parts[5]); + EXPECT_EQ("", parts[6]); + + parts = string_utils::Split(",a,bc , d, ,e, ", ",", false, false); + EXPECT_EQ(7, parts.size()); + EXPECT_EQ("", parts[0]); + EXPECT_EQ("a", parts[1]); + EXPECT_EQ("bc ", parts[2]); + EXPECT_EQ(" d", parts[3]); + EXPECT_EQ(" ", parts[4]); + EXPECT_EQ("e", parts[5]); + EXPECT_EQ(" ", parts[6]); + + parts = string_utils::Split("abc:=xyz", ":=", false, false); + EXPECT_EQ(2, parts.size()); + EXPECT_EQ("abc", parts[0]); + EXPECT_EQ("xyz", parts[1]); + + parts = string_utils::Split("abc", "", false, false); + EXPECT_EQ(3, parts.size()); + EXPECT_EQ("a", parts[0]); + EXPECT_EQ("b", parts[1]); + EXPECT_EQ("c", parts[2]); +} + +TEST(StringUtils, SplitAtFirst) { + std::pair<std::string, std::string> pair; + + pair = string_utils::SplitAtFirst(" 123 : 4 : 56 : 789 ", ":", true); + EXPECT_EQ("123", pair.first); + EXPECT_EQ("4 : 56 : 789", pair.second); + + pair = string_utils::SplitAtFirst(" 123 : 4 : 56 : 789 ", ":", false); + EXPECT_EQ(" 123 ", pair.first); + EXPECT_EQ(" 4 : 56 : 789 ", pair.second); + + pair = string_utils::SplitAtFirst("", "="); + EXPECT_EQ("", pair.first); + EXPECT_EQ("", pair.second); + + pair = string_utils::SplitAtFirst("=", "="); + EXPECT_EQ("", pair.first); + EXPECT_EQ("", pair.second); + + pair = string_utils::SplitAtFirst("a=", "="); + EXPECT_EQ("a", pair.first); + EXPECT_EQ("", pair.second); + + pair = string_utils::SplitAtFirst("abc=", "="); + EXPECT_EQ("abc", pair.first); + EXPECT_EQ("", pair.second); + + pair = string_utils::SplitAtFirst("=a", "="); + EXPECT_EQ("", pair.first); + EXPECT_EQ("a", pair.second); + + pair = string_utils::SplitAtFirst("=abc=", "="); + EXPECT_EQ("", pair.first); + EXPECT_EQ("abc=", pair.second); + + pair = string_utils::SplitAtFirst("abc", "="); + EXPECT_EQ("abc", pair.first); + EXPECT_EQ("", pair.second); + + pair = string_utils::SplitAtFirst("abc:=xyz", ":="); + EXPECT_EQ("abc", pair.first); + EXPECT_EQ("xyz", pair.second); + + pair = string_utils::SplitAtFirst("abc", ""); + EXPECT_EQ("", pair.first); + EXPECT_EQ("abc", pair.second); +} + +TEST(StringUtils, Join_String) { + EXPECT_EQ("", string_utils::Join(",", {})); + EXPECT_EQ("abc", string_utils::Join(",", {"abc"})); + EXPECT_EQ("abc,,xyz", string_utils::Join(",", {"abc", "", "xyz"})); + EXPECT_EQ("abc,defg", string_utils::Join(",", {"abc", "defg"})); + EXPECT_EQ("1 : 2 : 3", string_utils::Join(" : ", {"1", "2", "3"})); + EXPECT_EQ("1:2", string_utils::Join(":", std::set<std::string>{"1", "2"})); + EXPECT_EQ("1:2", string_utils::Join(":", std::vector<std::string>{"1", "2"})); + EXPECT_EQ("1:2", string_utils::Join(":", std::list<std::string>{"1", "2"})); + EXPECT_EQ("123", string_utils::Join("", {"1", "2", "3"})); +} + +TEST(StringUtils, Join_Pair) { + EXPECT_EQ("ab,cd", string_utils::Join(",", "ab", "cd")); + EXPECT_EQ("key = value", string_utils::Join(" = ", "key", "value")); +} + +TEST(StringUtils, GetBytesAsString) { + EXPECT_EQ("abc", string_utils::GetBytesAsString({'a', 'b', 'c'})); + EXPECT_TRUE(string_utils::GetBytesAsString({}).empty()); + auto str = string_utils::GetBytesAsString({0xFF, 0x00, 0x01, 0x7F, 0x80}); + ASSERT_EQ(5, str.size()); + EXPECT_EQ('\xFF', str[0]); + EXPECT_EQ('\x00', str[1]); + EXPECT_EQ('\x01', str[2]); + EXPECT_EQ('\x7F', str[3]); + EXPECT_EQ('\x80', str[4]); +} + +TEST(StringUtils, GetStringAsBytes) { + EXPECT_EQ((std::vector<uint8_t>{'a', 'b', 'c'}), + string_utils::GetStringAsBytes("abc")); + EXPECT_TRUE(string_utils::GetStringAsBytes("").empty()); + auto buf = string_utils::GetStringAsBytes(std::string{"\x80\0\1\xFF", 4}); + ASSERT_EQ(4, buf.size()); + EXPECT_EQ(128, buf[0]); + EXPECT_EQ(0, buf[1]); + EXPECT_EQ(1, buf[2]); + EXPECT_EQ(255, buf[3]); +} + +} // namespace brillo |