barrier/src/test/unittests/base/StringTests.cpp

/*
 * barrier -- mouse and keyboard sharing utility
 * Copyright (C) 2014-2016 Symless Ltd.
 *
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file LICENSE that should have accompanied this file.
 *
 * This package is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "base/String.h"

#include "test/global/gtest.h"

using namespace barrier;

TEST(StringTests, format_formatWithArguments_formatedString)
{
    const char* format = "%%%{1}=%{2}";
    const char* arg1 = "answer";
    const char* arg2 = "42";

    String result = string::format(format, arg1, arg2);

    EXPECT_EQ("%answer=42", result);
}

TEST(StringTests, findReplaceAll_inputString_replacedString)
{
    String subject = "foobar";
    String find = "bar";
    String replace = "baz";

    string::findReplaceAll(subject, find, replace);

    EXPECT_EQ("foobaz", subject);
}

TEST(StringTests, sprintf_formatWithArgument_formatedString)
{
    const char* format = "%s=%d";
    const char* arg1 = "answer";
    int arg2 = 42;

    String result = string::sprintf(format, arg1, arg2);

    EXPECT_EQ("answer=42", result);
}

TEST(StringTests, toHex_plaintext_hexString)
{
    std::vector<std::uint8_t> subject{'f', 'o', 'o', 'b', 'a', 'r'};
    int width = 2;

    EXPECT_EQ("666f6f626172", string::to_hex(subject, width));
}

TEST(StringTests, fromhex_plaintext_string)
{
    auto result = string::from_hex("666f6f626172");
    std::string expected = "foobar";
    EXPECT_EQ(result, std::vector<std::uint8_t>(expected.begin(), expected.end()));
}

TEST(StringTests, fromhex_plaintext_string_colons)
{
    auto result = string::from_hex("66:6f:6f:62:61:72");
    std::string expected = "foobar";
    EXPECT_EQ(result, std::vector<std::uint8_t>(expected.begin(), expected.end()));
}

TEST(StringTests, fromhex_binary_string)
{
    auto result = string::from_hex("01020304050600fff9");
    auto expected = std::vector<std::uint8_t>{1, 2, 3, 4, 5, 6, 0, 0xff, 0xf9};
    EXPECT_EQ(result, expected);
}

TEST(StringTests, fromhex_invalid_string)
{
    EXPECT_TRUE(string::from_hex("66:6").empty());
    EXPECT_TRUE(string::from_hex("66:612").empty());
    EXPECT_TRUE(string::from_hex("66:WW").empty());
}

TEST(StringTests, uppercase_lowercaseInput_uppercaseOutput)
{
    String subject = "12foo3BaR";

    string::uppercase(subject);

    EXPECT_EQ("12FOO3BAR", subject);
}

TEST(StringTests, removeChar_inputString_removeAllSpecifiedCharactors)
{
    String subject = "foobar";
    const char c = 'o';

    string::removeChar(subject, c);

    EXPECT_EQ("fbar", subject);
}

TEST(StringTests, intToString_inputInt_outputString)
{
    size_t value = 123;

    String number = string::sizeTypeToString(value);

    EXPECT_EQ("123", number);
}

TEST(StringTests, stringToUint_inputString_outputInt)
{
    String number = "123";

    size_t value = string::stringToSizeType(number);

    EXPECT_EQ(123, value);
}

TEST(StringTests, splitString_twoSeparator_returnThreeParts)
{
    String string = "stub1:stub2:stub3";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(3, results.size());
    EXPECT_EQ("stub1", results[0]);
    EXPECT_EQ("stub2", results[1]);
    EXPECT_EQ("stub3", results[2]);
}

TEST(StringTests, splitString_oneSeparator_returnTwoParts)
{
    String string = "stub1:stub2";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(2, results.size());
    EXPECT_EQ("stub1", results[0]);
    EXPECT_EQ("stub2", results[1]);
}

TEST(StringTests, splitString_noSeparator_returnOriginalString)
{
    String string = "stub1";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(1, results.size());
    EXPECT_EQ("stub1", results[0]);
}

TEST(StringTests, splitString_emptyString_returnEmptyVector)
{
    String string;

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(0, results.size());
}

TEST(StringTests, splitString_tailSeparator_returnTwoParts)
{
    String string = "stub1:stub2:";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(2, results.size());
    EXPECT_EQ("stub1", results[0]);
    EXPECT_EQ("stub2", results[1]);
}

TEST(StringTests, splitString_headSeparator_returnTwoParts)
{
    String string = ":stub1:stub2";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(2, results.size());
    EXPECT_EQ("stub1", results[0]);
    EXPECT_EQ("stub2", results[1]);
}

TEST(StringTests, splitString_headAndTailSeparators_returnTwoParts)
{
    String string = ":stub1:stub2:";

    std::vector<String> results = string::splitString(string, ':');

    EXPECT_EQ(2, results.size());
    EXPECT_EQ("stub1", results[0]);
    EXPECT_EQ("stub2", results[1]);
}