structs1 solution

solutions/07_structs/structs1.rs

@@ -1 +1,49 @@
-// Solutions will be available before the stable release. Thank you for testing the beta version 🥰
+struct ColorRegularStruct {
+    red: u8,
+    green: u8,
+    blue: u8,
+}
+
+struct ColorTupleStruct(u8, u8, u8);
+
+#[derive(Debug)]
+struct UnitStruct;
+
+fn main() {
+    // You can optionally experiment here.
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn regular_structs() {
+        let green = ColorRegularStruct {
+            red: 0,
+            green: 255,
+            blue: 0,
+        };
+
+        assert_eq!(green.red, 0);
+        assert_eq!(green.green, 255);
+        assert_eq!(green.blue, 0);
+    }
+
+    #[test]
+    fn tuple_structs() {
+        let green = ColorTupleStruct(0, 255, 0);
+
+        assert_eq!(green.0, 0);
+        assert_eq!(green.1, 255);
+        assert_eq!(green.2, 0);
+    }
+
+    #[test]
+    fn unit_structs() {
+        let unit_struct = UnitStruct;
+        let message = format!("{unit_struct:?}s are fun!");
+
+        assert_eq!(message, "UnitStructs are fun!");
+    }
+}