Add tests for ExpectationError messages

This commit introduces unit tests for the `ExpectationError` enum to ensure that error messages are formatted correctly. Additionally, it updates the package versions in `Cargo.toml` for both `borsh-serde-adapter` and `borsh-schema-writer`.

borsh-schema-writer/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "borsh-schema-writer"
-version = "1.0.1"
+version = "1.0.2"
 edition = "2021"
 authors = ["Will Kennedy"]
 description = "Write a BorshSchemaContainer to a binary file"

borsh-serde-adapter/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "borsh-serde-adapter"
-version = "1.0.2"
+version = "1.0.3"
 edition = "2021"
 authors = ["Will Kennedy"]
 description = "Adapter to go from borsh to serde and vice versa"

borsh-serde-adapter/src/errors.rs

@@ -22,4 +22,20 @@ pub enum ExpectationError {
 
     #[error("Expected object")]
     Object
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_error_messages() {
+        assert_eq!(format!("{}", ExpectationError::Null), "Expected null");
+        assert_eq!(format!("{}", ExpectationError::Array), "Expected array");
+        assert_eq!(format!("{}", ExpectationError::ArrayOfLength(5)), "Expected array of length 5");
+        assert_eq!(format!("{}", ExpectationError::Number), "Expected number");
+        assert_eq!(format!("{}", ExpectationError::String), "Expected string");
+        assert_eq!(format!("{}", ExpectationError::Boolean), "Expected boolean");
+        assert_eq!(format!("{}", ExpectationError::Object), "Expected object");
+    }
 }