fix: optional env (#133)

* fix: optional env

* actual change

* fix: made all things optional

* fix: forgot test attribute

Author: tdejager

crates/pixi-build-cmake/src/config.rs

@@ -5,7 +5,22 @@ use serde::Deserialize;
 #[serde(rename_all = "kebab-case")]
 pub struct CMakeBackendConfig {
     /// Extra args for CMake invocation
+    #[serde(default)]
     pub extra_args: Vec<String>,
     /// Environment Variables
+    #[serde(default)]
     pub env: IndexMap<String, String>,
 }
+
+#[cfg(test)]
+mod tests {
+    use serde_json::json;
+
+    use super::CMakeBackendConfig;
+
+    #[test]
+    fn test_ensure_deseralize_from_empty() {
+        let json_data = json!({});
+        serde_json::from_value::<CMakeBackendConfig>(json_data).unwrap();
+    }
+}

crates/pixi-build-python/src/config.rs

@@ -11,6 +11,7 @@ pub struct PythonBackendConfig {
     pub noarch: Option<bool>,
 
     /// Environment Variables
+    #[serde(default)]
     pub env: IndexMap<String, String>,
 }
 
@@ -20,3 +21,15 @@ impl PythonBackendConfig {
         self.noarch.map_or(true, identity)
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::PythonBackendConfig;
+    use serde_json::json;
+
+    #[test]
+    fn test_ensure_deseralize_from_empty() {
+        let json_data = json!({});
+        serde_json::from_value::<PythonBackendConfig>(json_data).unwrap();
+    }
+}

crates/pixi-build-rattler-build/src/config.rs

@@ -6,3 +6,15 @@ use std::path::PathBuf;
 pub struct RattlerBuildBackendConfig {
     pub debug_dir: Option<PathBuf>,
 }
+
+#[cfg(test)]
+mod tests {
+    use super::RattlerBuildBackendConfig;
+    use serde_json::json;
+
+    #[test]
+    fn test_ensure_deseralize_from_empty() {
+        let json_data = json!({});
+        serde_json::from_value::<RattlerBuildBackendConfig>(json_data).unwrap();
+    }
+}

crates/pixi-build-rust/src/config.rs

@@ -6,8 +6,22 @@ use serde::Deserialize;
 #[serde(rename_all = "kebab-case")]
 pub struct RustBackendConfig {
     /// Extra args to pass for cargo
+    #[serde(default)]
     pub extra_args: Vec<String>,
 
     /// Environment Variables
+    #[serde(default)]
     pub env: IndexMap<String, String>,
 }
+
+#[cfg(test)]
+mod tests {
+    use super::RustBackendConfig;
+    use serde_json::json;
+
+    #[test]
+    fn test_ensure_deseralize_from_empty() {
+        let json_data = json!({});
+        serde_json::from_value::<RustBackendConfig>(json_data).unwrap();
+    }
+}