test: 100% coverage for balance_of_power + median_price + true_range + typical_price + weighted_close (#32)

* test(balance_of_power): cover name metadata

Codecov flagged 3 lines (file at 96.25%): Indicator-impl name body (73-75).

* test(median_price): cover name metadata

Codecov flagged 3 lines (file at 94.44%): Indicator-impl name body (62-64).

* test(true_range): cover name metadata

Codecov flagged 3 lines (file at 95.94%): Indicator-impl name body (73-75).

* test(typical_price): cover name metadata

Codecov flagged 3 lines (file at 94.44%): Indicator-impl name body (62-64).

* test(weighted_close): cover name metadata

Codecov flagged 3 lines (file at 94.44%): Indicator-impl name body (61-63).

crates/wickra-core/src/indicators/balance_of_power.rs

@@ -132,6 +132,13 @@ mod tests {
         );
     }
 
+    /// Cover the Indicator-impl `name` body (73-75).
+    #[test]
+    fn name_metadata() {
+        let bop = BalanceOfPower::new();
+        assert_eq!(bop.name(), "BalanceOfPower");
+    }
+
     #[test]
     fn emits_from_first_candle() {
         let mut bop = BalanceOfPower::new();

crates/wickra-core/src/indicators/median_price.rs

@@ -85,6 +85,13 @@ mod tests {
         );
     }
 
+    /// Cover the Indicator-impl `name` body (62-64).
+    #[test]
+    fn name_metadata() {
+        let mp = MedianPrice::new();
+        assert_eq!(mp.name(), "MedianPrice");
+    }
+
     #[test]
     fn emits_from_first_candle() {
         let mut mp = MedianPrice::new();

crates/wickra-core/src/indicators/true_range.rs

@@ -95,6 +95,13 @@ mod tests {
         assert_relative_eq!(out[1].unwrap(), 2.0, epsilon = 1e-12);
     }
 
+    /// Cover the Indicator-impl `name` body (73-75).
+    #[test]
+    fn name_metadata() {
+        let tr = TrueRange::new();
+        assert_eq!(tr.name(), "TrueRange");
+    }
+
     #[test]
     fn emits_from_first_candle() {
         let mut tr = TrueRange::new();

crates/wickra-core/src/indicators/typical_price.rs

@@ -85,6 +85,13 @@ mod tests {
         );
     }
 
+    /// Cover the Indicator-impl `name` body (62-64).
+    #[test]
+    fn name_metadata() {
+        let tp = TypicalPrice::new();
+        assert_eq!(tp.name(), "TypicalPrice");
+    }
+
     #[test]
     fn emits_from_first_candle() {
         let mut tp = TypicalPrice::new();

crates/wickra-core/src/indicators/weighted_close.rs

@@ -84,6 +84,13 @@ mod tests {
         );
     }
 
+    /// Cover the Indicator-impl `name` body (61-63).
+    #[test]
+    fn name_metadata() {
+        let wc = WeightedClose::new();
+        assert_eq!(wc.name(), "WeightedClose");
+    }
+
     #[test]
     fn emits_from_first_candle() {
         let mut wc = WeightedClose::new();