Updated common tests

mist-test/src/common/expr_test.mist

@@ -0,0 +1,152 @@
+pub module expr_test;
+
+pub fn void test_literals() {
+    assert_eq!(42, 42);
+    assert_eq!(3.14, 3.14);
+    assert_eq!(true, true);
+    assert_eq!(false, false);
+    assert_eq!("hello", "hello");
+}
+
+pub fn void test_tuples() {
+    let t = (1, true, "three");
+    assert_eq!(t.0, 1);
+    assert_eq!(t.1, true);
+    assert_eq!(t.2, "three");
+}
+
+pub fn void test_arrays() {
+    let arr = [1, 2, 3];
+    assert_eq!(arr[0], 1);
+    assert_eq!(arr[1], 2);
+    assert_eq!(arr[2], 3);
+}
+
+pub fn void test_array_repeat() {
+    let arr = [0; 5];
+    assert_eq!(arr[0], 0);
+    assert_eq!(arr[4], 0);
+    assert_eq!(arr.len(), 5);
+}
+
+pub fn void test_binary_arith() {
+    assert_eq!(10 + 5, 15);
+    assert_eq!(10 - 5, 5);
+    assert_eq!(10 * 5, 50);
+    assert_eq!(10 / 5, 2);
+    assert_eq!(10 % 3, 1);
+}
+
+pub fn void test_binary_cmp() {
+    assert_eq!(5 < 10, true);
+    assert_eq!(10 <= 10, true);
+    assert_eq!(10 > 5, true);
+    assert_eq!(10 >= 10, true);
+    assert_eq!(5 == 5, true);
+    assert_eq!(5 != 10, true);
+}
+
+pub fn void test_binary_logic() {
+    assert_eq!(true && true, true);
+    assert_eq!(true && false, false);
+    assert_eq!(true || false, true);
+    assert_eq!(false || false, false);
+}
+
+pub fn void test_binary_bit() {
+    assert_eq!(5 & 3, 1);
+    assert_eq!(5 | 3, 7);
+    assert_eq!(5 ^ 3, 6);
+    assert_eq!(1 << 2, 4);
+    assert_eq!(4 >> 1, 2);
+}
+
+pub fn void test_prefix() {
+    let x = 42;
+    assert_eq!(-x, -42);
+    assert_eq!(!true, false);
+    assert_eq!(!false, true);
+}
+
+pub fn void test_ref_deref() {
+    let x = 42;
+    let r = &x;
+    assert_eq!(*r, 42);
+}
+
+pub fn void test_postfix_inc_dec() {
+    let mut x = 5;
+    x++;
+    assert_eq!(x, 6);
+    x--;
+    assert_eq!(x, 5);
+}
+
+pub fn void test_as_cast() {
+    let x = 42;
+    assert_eq!(x as f64, 42.0);
+}
+
+pub fn void test_closure() {
+    let add = fn(a, b) -> a + b;
+    assert_eq!(add(2, 3), 5);
+}
+
+pub fn void test_block_expr() {
+    let x = {
+        let y = 10;
+        y + 5
+    };
+    assert_eq!(x, 15);
+}
+
+pub fn void test_if_expr() {
+    let x = if true { 1 } else { 2 };
+    assert_eq!(x, 1);
+
+    let y = if false { 1 } else { 2 };
+    assert_eq!(y, 2);
+}
+
+pub fn void test_range_expr() {
+    let r = 0..5;
+    let mut count = 0;
+    for i in r {
+        count++;
+    }
+    assert_eq!(count, 5);
+}
+
+pub fn void test_binary_assign() {
+    let mut x = 10;
+    x += 5;
+    assert_eq!(x, 15);
+    x -= 3;
+    assert_eq!(x, 12);
+    x *= 2;
+    assert_eq!(x, 24);
+    x /= 4;
+    assert_eq!(x, 6);
+    x %= 4;
+    assert_eq!(x, 2);
+}
+
+pub fn void run_tests() {
+    test_literals();
+    test_tuples();
+    test_arrays();
+    test_array_repeat();
+    test_binary_arith();
+    test_binary_cmp();
+    test_binary_logic();
+    test_binary_bit();
+    test_prefix();
+    test_ref_deref();
+    test_postfix_inc_dec();
+    test_as_cast();
+    test_closure();
+    test_block_expr();
+    test_if_expr();
+    test_range_expr();
+    test_binary_assign();
+}