Implement all of your member functions in the source file and pass the test case. You are not permitted to use any standard library functionality this includes both the C Standard Library and the C++ Standard Library.

#ifndef STRING_HPP #define STRING_HPP

class String { public: // Initializes a string to be empty (i.e., its length will // be zero and toChars() will return ""). String();

// contains() returns true if this string contains the // given substring somewhere (e.g., the string "Is Boo // happy today?" contains the substring "Boo"), or false // otherwise. bool contains(const String& substring) const noexcept; }; #endif Test Case: TEST(StringTests, containsCanFindSubstringsWhenPresent) { String s{"Is Boo great Bo2o today?"}; String t{"Boo"}; EXPECT_TRUE(s.contains(t)); }