est1.cpp //-------------------------------------------------------------------- // // Laboratory 1 test1.cpp // // Test program for the operations in the Text ADT // //-------------------------------------------------------------------- #include #include "Text.h" #include "config.h" //-------------------------------------------------------------------- // // Function prototype void copyTester ( Text copyText ); // copyText is passed by value void print_help ( ); //-------------------------------------------------------------------- int main() { Text a("a"), // Predefined test text objects alp("alp"), alpha("alpha"), epsilon("epsilon"), empty, assignText, // Destination for assignment inputText; // Input text object int n; // Input subscript char ch, // Character specified by subscript selection; // Input test selection // Get user test selection. print_help(); // Execute the selected test. cin >> selection; cout << endl; switch ( selection ) { case '1' : // Test 1 : Tests the constructors. cout << "Structure of various text objects: " << endl; cout << "text object: alpha" << endl; alpha.showStructure(); cout << "text object: epsilon" << endl; epsilon.showStructure(); cout << "text object: a" << endl; a.showStructure(); cout << "empty text object" << endl; empty.showStructure(); break; case '2' : // Test 2 : Tests the length operation. cout << "Lengths of various text object:" << endl; cout << " alpha : " << alpha.getLength() << endl; cout << " epsilon : " << epsilon.getLength() << endl; cout << " a : " << a.getLength() << endl; cout << " empty : " << empty.getLength() << endl; break; case '3' : // Test 3 : Tests the subscript operation. cout << "Enter a subscript : "; cin >> n; ch = alpha[n]; cout << " alpha[" << n << "] : "; if ( ch == '\0' ) cout << "\\0" << endl; else cout << ch << endl; break; case '4' : // Test 4 : Tests the assignment and clear operations. cout << "Assignments:" << endl; cout << "assignText = alpha" << endl; assignText = alpha; assignText.showStructure(); cout << "assignText = a" << endl; assignText = a; assignText.showStructure(); cout << "assignText = empty" << endl; assignText = empty; assignText.showStructure(); cout << "assignText = epsilon" << endl; assignText = epsilon; assignText.showStructure(); cout << "assignText = assignText" << endl; assignText = assignText; assignText.showStructure(); cout << "assignText = alpha" << endl; assignText = alpha; assignText.showStructure(); cout << "Clear assignText" << endl; assignText.clear(); assignText.showStructure(); cout << "Confirm that alpha has not been cleared" << endl; alpha.showStructure(); break; case '5' : // Test 5 : Tests the copy constructor and operator= operations. cout << "Calls by value:" << endl; cout << "alpha before call" << endl; alpha.showStructure(); copyTester(alpha); cout << "alpha after call" << endl; alpha.showStructure(); cout << "a before call" << endl; a.showStructure(); a = epsilon; cout << "a after call" << endl; a.showStructure(); cout << "epsilon after call" << endl; epsilon.showStructure(); break; #if LAB1_TEST1 case '6' : // In-lab Exercise 2 // Test 6 : Tests toUpper and toLower cout << "Testing toUpper and toLower." << "Enter a mixed case string: " << endl; cin >> inputText; cout << "Input string:" << endl; inputText.showStructure(); cout << "Upper case copy: " << endl; inputText.toUpper().showStructure(); cout << "Lower case copy: " << endl; inputText.toLower().showStructure(); break; #endif // LAB1_TEST1 #if LAB1_TEST2 case '7' : // In-lab Exercise 3 // Test 7 : Tests the relational operations. cout << " left right < == > " << endl; cout << "--------------------------------" << endl; cout << " alpha epsilon " << (alphaepsilon) << endl; cout << " epsilon alpha " << (epsilonalpha) << endl; cout << " alpha alpha " << (alphaalpha) << endl; cout << " alp alpha " << (alpalpha) << endl; cout << " alpha alp " << (alphaalp) << endl; cout << " a alpha " << (aalpha) << endl; cout << " alpha a " << (alphaa) << endl; cout << " empty alpha " << (emptyalpha) << endl; cout << " alpha empty " << (alphaempty) << endl; cout << " empty empty " << (emptyempty) << endl; break; #endif // LAB1_TEST2 default : cout << "'" << selection << "' specifies an inactive or invalid test" << endl; } return 0; } //-------------------------------------------------------------------- void copyTester ( Text copyText ) // Dummy routine that is passed a text object using call by value. Outputs // copyText and clears it. { cout << "Copy of text object" << endl; copyText.showStructure(); cout << "Clear copy" << endl; copyText.clear(); copyText.showStructure(); } //-------------------------------------------------------------------- void print_help() { cout << endl << "Tests:" << endl; cout << " 1 Tests the constructors" << endl; cout << " 2 Tests the length operation" << endl; cout << " 3 Tests the subscript operation" << endl; cout << " 4 Tests the assignment and clear operations" << endl; cout << " 5 Tests the copy constructor and operator= operations" << endl; cout << " 6 Tests the toUpper and toLower operations " #if LAB1_TEST1 << "(Active : " #else << "(Inactive : " #endif // LAB1_TEST1 << "In-lab Exercise 2)" << endl; cout << " 7 Tests the relational operations " #if LAB1_TEST2 << " (Active : " #else << " (Inactive : " #endif // LAB1_TEST2 << "In-lab Exercise 3)" << endl; cout << "Select the test to run : "; } Text.h //-------------------------------------------------------------------- // // Laboratory 1 test1.cpp // // Test program for the operations in the Text ADT // //-------------------------------------------------------------------- #include #include "Text.h" #include "config.h" //-------------------------------------------------------------------- // // Function prototype void copyTester ( Text copyText ); // copyText is passed by value void print_help ( ); //-------------------------------------------------------------------- int main() { Text a("a"), // Predefined test text objects alp("alp"), alpha("alpha"), epsilon("epsilon"), empty, assignText, // Destination for assignment inputText; // Input text object int n; // Input subscript char ch, // Character specified by subscript selection; // Input test selection // Get user test selection. print_help(); // Execute the selected test. cin >> selection; cout << endl; switch ( selection ) { case '1' : // Test 1 : Tests the constructors. cout << "Structure of various text objects: " << endl; cout << "text object: alpha" << endl; alpha.showStructure(); cout << "text object: epsilon" << endl; epsilon.showStructure(); cout << "text object: a" << endl; a.showStructure(); cout << "empty text object" << endl; empty.showStructure(); break; case '2' : // Test 2 : Tests the length operation. cout << "Lengths of various text object:" << endl; cout << " alpha : " << alpha.getLength() << endl; cout << " epsilon : " << epsilon.getLength() << endl; cout << " a : " << a.getLength() << endl; cout << " empty : " << empty.getLength() << endl; break; case '3' : // Test 3 : Tests the subscript operation. cout << "Enter a subscript : "; cin >> n; ch = alpha[n]; cout << " alpha[" << n << "] : "; if ( ch == '\0' ) cout << "\\0" << endl; else cout << ch << endl; break; case '4' : // Test 4 : Tests the assignment and clear operations. cout << "Assignments:" << endl; cout << "assignText = alpha" << endl; assignText = alpha; assignText.showStructure(); cout << "assignText = a" << endl; assignText = a; assignText.showStructure(); cout << "assignText = empty" << endl; assignText = empty; assignText.showStructure(); cout << "assignText = epsilon" << endl; assignText = epsilon; assignText.showStructure(); cout << "assignText = assignText" << endl; assignText = assignText; assignText.showStructure(); cout << "assignText = alpha" << endl; assignText = alpha; assignText.showStructure(); cout << "Clear assignText" << endl; assignText.clear(); assignText.showStructure(); cout << "Confirm that alpha has not been cleared" << endl; alpha.showStructure(); break; case '5' : // Test 5 : Tests the copy constructor and operator= operations. cout << "Calls by value:" << endl; cout << "alpha before call" << endl; alpha.showStructure(); copyTester(alpha); cout << "alpha after call" << endl; alpha.showStructure(); cout << "a before call" << endl; a.showStructure(); a = epsilon; cout << "a after call" << endl; a.showStructure(); cout << "epsilon after call" << endl; epsilon.showStructure(); break; #if LAB1_TEST1 case '6' : // In-lab Exercise 2 // Test 6 : Tests toUpper and toLower cout << "Testing toUpper and toLower." << "Enter a mixed case string: " << endl; cin >> inputText; cout << "Input string:" << endl; inputText.showStructure(); cout << "Upper case copy: " << endl; inputText.toUpper().showStructure(); cout << "Lower case copy: " << endl; inputText.toLower().showStructure(); break; #endif // LAB1_TEST1 #if LAB1_TEST2 case '7' : // In-lab Exercise 3 // Test 7 : Tests the relational operations. cout << " left right < == > " << endl; cout << "--------------------------------" << endl; cout << " alpha epsilon " << (alphaepsilon) << endl; cout << " epsilon alpha " << (epsilonalpha) << endl; cout << " alpha alpha " << (alphaalpha) << endl; cout << " alp alpha " << (alpalpha) << endl; cout << " alpha alp " << (alphaalp) << endl; cout << " a alpha " << (aalpha) << endl; cout << " alpha a " << (alpha