StringUtilsTest.cpp

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#include <gtest/gtest.h>
#include <utils/common/StringUtils.h>

using namespace std;

/*
Tests StringUtils class from <SUMO>/src/utils/common
*/

/* Tests the method replace with empty second_argument */
//TODO correct the error with the second argument 
/*
TEST(StringUtils, test_method_replace_empty_second_argument ) {
    EXPECT_EQ("hello", StringUtils::replace("hello","","a"));
}
*/

/* Tests the method prune. Cut the blanks at the beginning and at the end of a string*/
TEST(StringUtils, test_method_prune) {
    EXPECT_EQ("result", StringUtils::prune("  result ")) << "Blanks at the beginning and at the end of a string must be removed.";
}

/* Tests the method to_lower_case.*/
TEST(StringUtils, test_method_to_lower_case) {
    EXPECT_EQ("hello", StringUtils::to_lower_case("HELLO"))<< "String should be converted into small letter.";
    EXPECT_EQ("world", StringUtils::to_lower_case("World"))<< "String should be converted into small letter.";
    string str;
    EXPECT_EQ("", StringUtils::to_lower_case(str));
}

/* Tests the method convertUmlaute.*/
TEST(StringUtils, test_method_convertUmlaute) {
    EXPECT_EQ("ae", StringUtils::convertUmlaute("ä"));
    EXPECT_EQ("Ae", StringUtils::convertUmlaute("Ä"));
    EXPECT_EQ("oe", StringUtils::convertUmlaute("ö"));
    EXPECT_EQ("Oe", StringUtils::convertUmlaute("Ö"));
    EXPECT_EQ("ue", StringUtils::convertUmlaute("ü"));
    EXPECT_EQ("Ue", StringUtils::convertUmlaute("Ü"));
    EXPECT_EQ("ss", StringUtils::convertUmlaute("ß"));
    EXPECT_EQ("E", StringUtils::convertUmlaute("É"));
    EXPECT_EQ("e", StringUtils::convertUmlaute("é"));
    EXPECT_EQ("E", StringUtils::convertUmlaute("È"));
    EXPECT_EQ("e", StringUtils::convertUmlaute("è"));
}

/* Tests the method replace. */
TEST(StringUtils, test_method_replace) {    
    EXPECT_EQ("helt", StringUtils::replace("hello","lo","t"));
    EXPECT_EQ("heststo", StringUtils::replace("hello","l","st"));
    EXPECT_EQ("", StringUtils::replace("","l","st"));
}

/* Tests the method replace with empty string. */
TEST(StringUtils, test_method_replace_empty_string) {       
    EXPECT_EQ("", StringUtils::replace("","l","st"));
}

/* Tests the method replace with empty third_argument */
TEST(StringUtils, test_method_replace_empty_third_argument ) {
    EXPECT_EQ("hello", StringUtils::replace("hello","a",""));
}


/* Tests the method upper. */
TEST(StringUtils, test_method_upper) {
    string toUpper = "halloWelt123-?";
    StringUtils::upper(toUpper);
    EXPECT_EQ("HALLOWELT123-?", toUpper) << "It should consist only of capital letters.";
    string str;
    StringUtils::upper(str);
    EXPECT_EQ("",str );
}

/* Tests the method toTimeString. */
//TODO correct the errors
TEST(StringUtils, test_method_toTimeString) {   
    //EXPECT_EQ("00:00:-1", StringUtils::toTimeString(-1)) << "Something better should happen.";
    EXPECT_EQ("00:00:00", StringUtils::toTimeString(0));
    EXPECT_EQ("01:00:00", StringUtils::toTimeString(3600));
    EXPECT_EQ("00:00:01", StringUtils::toTimeString(1));
    EXPECT_EQ("49:40:00", StringUtils::toTimeString(178800));
    //EXPECT_EQ("49:40:00", StringUtils::toTimeString(1178800)) << "Something should happen and no error.";
}

/* Tests the method escapeXML. */
TEST(StringUtils, test_method_escapeXML) {  
    string str;
    EXPECT_EQ("", StringUtils::escapeXML(str));
    EXPECT_EQ("test", StringUtils::escapeXML("test"))<< "nothing to be replaced.";
    EXPECT_EQ("test&apos;s", StringUtils::escapeXML("test's"))<< "' must be replaced.";
    EXPECT_EQ("1&lt;2", StringUtils::escapeXML("1<2"))<< "< must be replaced.";
    EXPECT_EQ("2&gt;1", StringUtils::escapeXML("2>1"))<< "> must be replaced.";
    EXPECT_EQ("M&amp;M", StringUtils::escapeXML("M&M"))<< "& must be replaced.";
    EXPECT_EQ("&quot;test&quot;", StringUtils::escapeXML("\"test\""))<< "\" must be replaced.";
}