Added items

mist-test/src/items/enum_test.mist

@@ -0,0 +1,62 @@
+pub module enum_test;
+
+enum OptionInt {
+    None,
+    Some(i32),
+}
+
+pub fn void test_enum_named() {
+    let x = OptionInt::None;
+    match x {
+        OptionInt::None => { assert_eq!(1, 1); }
+        OptionInt::Some(_) => { assert_eq!(0, 1); }
+    }
+}
+
+pub fn void test_enum_tuple() {
+    let x = OptionInt::Some(42);
+    match x {
+        OptionInt::None => { assert_eq!(0, 1); }
+        OptionInt::Some(v) => { assert_eq!(v, 42); }
+    }
+}
+
+enum Shape {
+    Circle { radius i32 },
+    Rect { w i32, h i32 },
+}
+
+pub fn void test_enum_struct() {
+    let c = Shape::Circle { radius: 5 };
+    match c {
+        Shape::Circle { radius } => { assert_eq!(radius, 5); }
+        Shape::Rect { .. } => { assert_eq!(0, 1); }
+    }
+
+    let r = Shape::Rect { w: 3, h: 4 };
+    match r {
+        Shape::Circle { .. } => { assert_eq!(0, 1); }
+        Shape::Rect { w, h } => { assert_eq!(w * h, 12); }
+    }
+}
+
+enum Color {
+    Red,
+    Green,
+    Blue,
+}
+
+pub fn void test_enum_eq() {
+    let c = Color::Red;
+    match c {
+        Color::Red => { assert_eq!(1, 1); }
+        _ => { assert_eq!(0, 1); }
+    }
+}
+
+pub fn void run_tests() {
+    test_enum_named();
+    test_enum_tuple();
+    test_enum_struct();
+    test_enum_eq();
+}