111     const std::string testString = "1234567890";  variable
112     EXPECT_EQ(StringReplace(testString, "1", ""), "234567890");
113     EXPECT_EQ(StringReplace(testString, "2", ""), "134567890");
114     EXPECT_EQ(StringReplace(testString, "0", ""), "123456789");
115     EXPECT_EQ(StringReplace(testString, "1", "0"), "0234567890");
116     EXPECT_EQ(StringReplace(testString, "0", "1"), "1234567891");
117     EXPECT_EQ(StringReplace(testString, "123", "1"), "14567890");
118     EXPECT_EQ(StringReplace(testString, "890", "1"), "12345671");
119     EXPECT_EQ(StringReplace(testString, "456", "1"), "12317890");
120     EXPECT_EQ(StringReplace(testString, "123", "321"), "3214567890");
121     EXPECT_EQ(StringReplace(testString, "890", "098"), "1234567098");
131     std::string testString = "1,23,456,7890,";  variable
132     size_t testSize = testString.size();
133     EXPECT_EQ(StringSplit(testString, "1").size(), 1u);
134     EXPECT_EQ(StringSplit(testString, "2").size(), 2u);
135     EXPECT_EQ(StringSplit(testString, ",").size(), 4u);
136     EXPECT_EQ(StringSplit(testString, "456").size(), 2u);
137     EXPECT_EQ(StringSplit(testString, "000").size(), 1u);
138     EXPECT_EQ(StringSplit(testString, "").size(), 1u);
140     EXPECT_EQ(testString.size(), testSize);
142     EXPECT_EQ(StringSplit(testString = "").size(), 0u);
143     EXPECT_EQ(StringSplit(testString = "1,2,3").size(), 3u);
144     EXPECT_EQ(StringSplit(testString = "1,2,3,,,").size(), 3u);
154     std::string testString = "1,22,333,4444,";  variable
155     EXPECT_EQ(SubStringCount(testString, ""), testString.size());
156     EXPECT_EQ(SubStringCount(testString, "1"), 1u);
157     EXPECT_EQ(SubStringCount(testString, "2"), 2u);
158     EXPECT_EQ(SubStringCount(testString, "3"), 3u);
159     EXPECT_EQ(SubStringCount(testString, "4"), 4u);
161     EXPECT_EQ(SubStringCount(testString, "22"), 1u);
162     EXPECT_EQ(SubStringCount(testString, "33"), 1u);
163     EXPECT_EQ(SubStringCount(testString, "333"), 1u);
164     EXPECT_EQ(SubStringCount(testString, "4444"), 1u);
165     EXPECT_EQ(SubStringCount(testString, "444"), 1u);
166     EXPECT_EQ(SubStringCount(testString, "44"), 2u);
176     std::string testString = "1,22,333,4444,";  variable
177     EXPECT_EQ(StringEndsWith(testString, ""), true);
178     EXPECT_EQ(StringEndsWith(testString, "1"), false);
179     EXPECT_EQ(StringEndsWith(testString, ","), true);
193     std::string testString = "1,22,333,4444,";  variable
194     EXPECT_EQ(StringStartsWith(testString, ""), true);
195     EXPECT_EQ(StringStartsWith(testString, "1"), true);
196     EXPECT_EQ(StringStartsWith(testString, ","), false);