Create collection tests

src/contracts/collections/fee_tiers.rs

@@ -1,13 +1,11 @@
+use crate::{math::types::percentage::Percentage, InvariantError};
 use ink::storage::Mapping;
 
-use crate::math::types::percentage::Percentage;
-
 #[derive(scale::Decode, scale::Encode, Debug, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "std",
     derive(scale_info::TypeInfo, ink::storage::traits::StorageLayout)
 )]
-// key(fee: Percentage, tick_spacing: u16)
 pub struct FeeTierKey(pub Percentage, pub u16);
 
 #[ink::storage_item]
@@ -17,13 +15,60 @@ pub struct FeeTiers {
 }
 
 impl FeeTiers {
-    pub fn get_fee_tier(&self, key: FeeTierKey) -> Option<()> {
-        self.fee_tiers.get(&key)
+    pub fn add(&mut self, fee_tier_key: FeeTierKey) -> Result<(), InvariantError> {
+        if self.fee_tiers.get(&fee_tier_key).is_some() {
+            return Err(InvariantError::FeeTierAlreadyExist);
+        }
+
+        self.fee_tiers.insert(&fee_tier_key, &());
+        Ok(())
+    }
+
+    pub fn remove(&mut self, fee_tier_key: FeeTierKey) -> Result<(), InvariantError> {
+        self.fee_tiers
+            .get(fee_tier_key)
+            .ok_or(InvariantError::FeeTierNotFound)?;
+
+        self.fee_tiers.remove(&fee_tier_key);
+        Ok(())
+    }
+
+    pub fn get(&self, fee_tier_key: FeeTierKey) -> Option<()> {
+        self.fee_tiers.get(fee_tier_key)
     }
-    pub fn add_fee_tier(&mut self, key: FeeTierKey) {
-        self.fee_tiers.insert(&key, &());
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::math::percentage::Percentage;
+    use decimal::*;
+
+    #[ink::test]
+    fn test_add() {
+        let fee_tiers = &mut FeeTiers::default();
+        let fee_tier_key = FeeTierKey(Percentage::new(0), 1);
+        let new_fee_tier_key = FeeTierKey(Percentage::new(0), 2);
+
+        fee_tiers.add(fee_tier_key).unwrap();
+        assert_eq!(fee_tiers.get(fee_tier_key), Some(()));
+        assert_eq!(fee_tiers.get(new_fee_tier_key), None);
+
+        let result = fee_tiers.add(fee_tier_key);
+        assert_eq!(result, Err(InvariantError::FeeTierAlreadyExist));
     }
-    pub fn remove_fee_tier(&mut self, key: FeeTierKey) {
-        self.fee_tiers.remove(&key);
+
+    #[ink::test]
+    fn test_remove() {
+        let fee_tiers = &mut FeeTiers::default();
+        let fee_tier_key = FeeTierKey(Percentage::new(0), 1);
+
+        fee_tiers.add(fee_tier_key).unwrap();
+
+        fee_tiers.remove(fee_tier_key).unwrap();
+        assert_eq!(fee_tiers.get(fee_tier_key), None);
+
+        let result = fee_tiers.remove(fee_tier_key);
+        assert_eq!(result, Err(InvariantError::FeeTierNotFound));
     }
 }

src/contracts/collections/pools.rs

@@ -1,6 +1,7 @@
-use crate::contracts::Pool;
-use crate::contracts::PoolKey;
-use crate::InvariantError;
+use crate::{
+    contracts::{Pool, PoolKey},
+    InvariantError,
+};
 use ink::storage::Mapping;
 
 #[ink::storage_item]
@@ -19,6 +20,20 @@
         Ok(())
     }
 
+    pub fn update(&mut self, pool_key: PoolKey, pool: &Pool) -> Result<(), InvariantError> {
+        self.get(pool_key)?;
+
+        self.pools.insert(pool_key, pool);
+        Ok(())
+    }
+
+    pub fn remove(&mut self, pool_key: PoolKey) -> Result<(), InvariantError> {
+        self.get(pool_key)?;
+
+        self.pools.remove(&pool_key);
+        Ok(())
+    }
+
     pub fn get(&self, pool_key: PoolKey) -> Result<Pool, InvariantError> {
         let pool = self
             .pools
@@ -27,22 +42,88 @@
 
         Ok(pool)
     }
+}
 
-    pub fn update(&mut self, pool_key: PoolKey, pool: &Pool) -> Result<(), InvariantError> {
-        self.pools
-            .get(pool_key)
-            .ok_or(InvariantError::PoolNotFound)?;
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::{contracts::FeeTier, math::percentage::Percentage};
+    use decimal::*;
+    use ink::primitives::AccountId;
 
-        self.pools.insert(pool_key, pool);
-        Ok(())
+    #[ink::test]
+    fn test_add() {
+        let pools = &mut Pools::default();
+        let token_x = AccountId::from([0x01; 32]);
+        let token_y = AccountId::from([0x02; 32]);
+        let fee_tier = FeeTier {
+            fee: Percentage::new(0),
+            tick_spacing: 1,
+        };
+        let new_fee_tier = FeeTier {
+            fee: Percentage::new(0),
+            tick_spacing: 2,
+        };
+        let pool_key = PoolKey::new(token_x, token_y, fee_tier).unwrap();
+        let new_pool_key = PoolKey::new(token_x, token_y, new_fee_tier).unwrap();
+        let pool = Pool::default();
+
+        pools.add(pool_key, &pool).unwrap();
+        assert_eq!(pools.get(pool_key), Ok(pool.clone()));
+        assert_eq!(pools.get(new_pool_key), Err(InvariantError::PoolNotFound));
+
+        let result = pools.add(pool_key, &pool);
+        assert_eq!(result, Err(InvariantError::PoolAlreadyExist));
     }
 
-    pub fn remove(&mut self, pool_key: PoolKey) -> Result<(), InvariantError> {
-        self.pools
-            .get(pool_key)
-            .ok_or(InvariantError::PoolNotFound)?;
+    #[ink::test]
+    fn test_update() {
+        let pools = &mut Pools::default();
+        let token_x = AccountId::from([0x01; 32]);
+        let token_y = AccountId::from([0x02; 32]);
+        let fee_tier = FeeTier {
+            fee: Percentage::new(0),
+            tick_spacing: 1,
+        };
+        let new_fee_tier = FeeTier {
+            fee: Percentage::new(0),
+            tick_spacing: 2,
+        };
+        let pool_key = PoolKey::new(token_x, token_y, fee_tier).unwrap();
+        let new_pool_key = PoolKey::new(token_x, token_y, new_fee_tier).unwrap();
+        let pool = Pool::default();
+        let new_pool = Pool {
+            current_tick_index: 1,
+            ..Pool::default()
+        };
 
-        self.pools.remove(&pool_key);
-        Ok(())
+        pools.add(pool_key, &pool).unwrap();
+
+        pools.update(pool_key, &new_pool).unwrap();
+        assert_eq!(pools.get(pool_key), Ok(new_pool.clone()));
+
+        let result = pools.update(new_pool_key, &new_pool);
+        assert_eq!(result, Err(InvariantError::PoolNotFound));
+    }
+
+    #[ink::test]
+    fn test_remove() {
+        let pools = &mut Pools::default();
+        let token_x = AccountId::from([0x01; 32]);
+        let token_y = AccountId::from([0x02; 32]);
+        let fee_tier = FeeTier {
+            fee: Percentage::new(0),
+            tick_spacing: 1,
+        };
+        let pool_key = PoolKey::new(token_x, token_y, fee_tier).unwrap();
+        let pool = Pool::default();
+
+        pools.add(pool_key, &pool).unwrap();
+
+        pools.remove(pool_key).unwrap();
+        assert_eq!(pools.get(pool_key), Err(InvariantError::PoolNotFound));
+
+        let result = pools.remove(pool_key);
+        assert_eq!(result, Err(InvariantError::PoolNotFound));
     }
 }

src/contracts/collections/positions.rs

@@ -9,11 +9,11 @@ pub struct Positions {
 }
 
 impl Positions {
-    pub fn add(&mut self, account_id: AccountId, position: Position) {
+    pub fn add(&mut self, account_id: AccountId, position: &Position) {
         let positions_length = self.get_length(account_id);
 
         self.positions
-            .insert((account_id, positions_length), &position);
+            .insert((account_id, positions_length), position);
 
         self.positions_length
             .insert(account_id, &(positions_length + 1));
@@ -42,12 +42,7 @@ impl Positions {
         index: u32,
     ) -> Result<Position, InvariantError> {
         let positions_length = self.get_length(account_id);
-
-        if index >= positions_length {
-            return Err(InvariantError::PositionNotFound);
-        }
-
-        let position = self.positions.get((account_id, index));
+        let position = self.get(account_id, index)?;
 
         if index < positions_length - 1 {
             let last_position = self
@@ -62,7 +57,7 @@ impl Positions {
         self.positions_length
             .insert(account_id, &(positions_length - 1));
 
-        Ok(position.unwrap())
+        Ok(position)
     }
 
     pub fn transfer(
@@ -72,22 +67,26 @@ impl Positions {
         receiver_account_id: AccountId,
     ) -> Result<(), InvariantError> {
         let position = self.remove(account_id, index)?;
-        self.add(receiver_account_id, position);
+        self.add(receiver_account_id, &position);
 
         Ok(())
     }
 
+    pub fn get(&self, account_id: AccountId, index: u32) -> Result<Position, InvariantError> {
+        let position = self
+            .positions
+            .get((account_id, index))
+            .ok_or(InvariantError::PositionNotFound)?;
+
+        Ok(position)
+    }
+
     pub fn get_all(&self, account_id: AccountId) -> Vec<Position> {
         (0..self.get_length(account_id))
             .map(|index| self.positions.get((account_id, index)).unwrap())
             .collect()
     }
 
-    pub fn get(&mut self, account_id: AccountId, index: u32) -> Option<Position> {
-        let position = self.positions.get((account_id, index));
-        position
-    }
-
     pub fn get_length(&self, account_id: AccountId) -> u32 {
         let positions_length = self.positions_length.get(account_id).unwrap_or(0);
         positions_length
@@ -109,11 +108,14 @@ mod tests {
             ..Position::default()
         };
 
-        positions.add(account_id, position);
-        positions.add(account_id, new_position);
-        assert_eq!(positions.get(account_id, 0), Some(position));
-        assert_eq!(positions.get(account_id, 1), Some(new_position));
-        assert_eq!(positions.get(account_id, 2), None);
+        positions.add(account_id, &position);
+        positions.add(account_id, &new_position);
+        assert_eq!(positions.get(account_id, 0), Ok(position));
+        assert_eq!(positions.get(account_id, 1), Ok(new_position));
+        assert_eq!(
+            positions.get(account_id, 2),
+            Err(InvariantError::PositionNotFound)
+        );
         assert_eq!(positions.get_length(account_id), 2);
     }
 
@@ -128,10 +130,10 @@ mod tests {
             ..Position::default()
         };
 
-        positions.add(account_id, position);
+        positions.add(account_id, &position);
 
         positions.update(account_id, 0, &new_position).unwrap();
-        assert_eq!(positions.get(account_id, 0), Some(new_position));
+        assert_eq!(positions.get(account_id, 0), Ok(new_position));
         assert_eq!(positions.get_length(account_id), 1);
 
         let result = positions.update(account_id, 1, &new_position);
@@ -149,17 +151,20 @@ mod tests {
             ..Position::default()
         };
 
-        positions.add(account_id, position);
-        positions.add(account_id, new_position);
+        positions.add(account_id, &position);
+        positions.add(account_id, &new_position);
 
         let result = positions.remove(account_id, 0);
         assert_eq!(result, Ok(position));
-        assert_eq!(positions.get(account_id, 0), Some(new_position));
+        assert_eq!(positions.get(account_id, 0), Ok(new_position));
         assert_eq!(positions.get_length(account_id), 1);
 
         let result = positions.remove(account_id, 0);
         assert_eq!(result, Ok(new_position));
-        assert_eq!(positions.get(account_id, 0), None);
+        assert_eq!(
+            positions.get(account_id, 0),
+            Err(InvariantError::PositionNotFound)
+        );
         assert_eq!(positions.get_length(account_id), 0);
 
         let result = positions.remove(account_id, 0);
@@ -173,14 +178,17 @@ mod tests {
         let receiver_account_id = AccountId::from([0x02; 32]);
         let position = Position::default();
 
-        positions.add(account_id, position);
+        positions.add(account_id, &position);
 
         positions
             .transfer(account_id, 0, receiver_account_id)
             .unwrap();
-        assert_eq!(positions.get(account_id, 0), None);
+        assert_eq!(
+            positions.get(account_id, 0),
+            Err(InvariantError::PositionNotFound)
+        );
         assert_eq!(positions.get_length(account_id), 0);
-        assert_eq!(positions.get(receiver_account_id, 0), Some(position));
+        assert_eq!(positions.get(receiver_account_id, 0), Ok(position));
         assert_eq!(positions.get_length(receiver_account_id), 1);
 
         let result = positions.transfer(account_id, 0, receiver_account_id);
@@ -203,8 +211,8 @@ mod tests {
         assert_eq!(result.len(), 0);
         assert_eq!(positions.get_length(account_id), 0);
 
-        positions.add(account_id, position);
-        positions.add(account_id, new_position);
+        positions.add(account_id, &position);
+        positions.add(account_id, &new_position);
 
         let result = positions.get_all(account_id);
         assert_eq!(result, vec![position, new_position]);
@@ -226,8 +234,8 @@ mod tests {
         let result = positions.get_length(account_id);
         assert_eq!(result, 0);
 
-        positions.add(account_id, position);
-        positions.add(account_id, new_position);
+        positions.add(account_id, &position);
+        positions.add(account_id, &new_position);
 
         let result = positions.get_length(account_id);
         assert_eq!(result, 2);