test_cases.txt

/* 
   Test Cases for Lexical Analysis
   This file contains test programs to verify the lexer's capabilities
*/

/* TEST 1: Basic Variable Declaration and Assignment */
int count;
float price;
count = 100;
price = 99.99;

/* TEST 2: Arithmetic Operations */
int a;
int b;
float result;
a = 10;
b = 20;
result = a + b;
result = a - b;
result = a * b;
result = a / b;
result = a % 5;

/* TEST 3: Relational Operators */
if (a < b) {
    print(a);
}

if (a > b) {
    print(b);
}

if (a <= b) {
    print(a);
}

if (a >= b) {
    print(b);
}

if (a == b) {
    print(a);
}

if (a != b) {
    print(b);
}

/* TEST 4: Boolean Operators */
if ((a > 0) && (b > 0)) {
    print(a);
}

if ((a < 0) || (b < 0)) {
    print(b);
}

if (!(a == 0)) {
    print(a);
}

/* TEST 5: While Loop */
while (count > 0) {
    count = count - 1;
    print(count);
}

/* TEST 6: If-Else Structure */
if (count == 0) {
    print(count);
}
else {
    count = 10;
}

/* TEST 7: Block Structure */
{
    int x;
    float y;
    x = 5;
    y = 2.5;
    print(x);
    print(y);
}

/* TEST 8: Multiple Operations */
int m;
float n;
m = 15;
n = 3.7;
result = m + n;
if (result > 15.0) {
    print(result);
}