core/services/compfs/src/config.rs

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// distributed with this work for additional information
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// to you under the Apache License, Version 2.0 (the
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// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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// under the License.

use serde::Deserialize;
use serde::Serialize;

use super::backend::CompfsBuilder;

/// compio-based file system support.
#[derive(Default, Debug, Serialize, Deserialize, Clone, PartialEq, Eq)]
pub struct CompfsConfig {
    /// root of this backend.
    ///
    /// All operations will happen under this root.
    pub root: Option<String>,
}

impl opendal_core::Configurator for CompfsConfig {
    type Builder = CompfsBuilder;

    fn from_uri(uri: &opendal_core::OperatorUri) -> opendal_core::Result<Self> {
        let mut map = uri.options().clone();

        if let Some(root) = uri.root() {
            if !root.is_empty() {
                map.insert("root".to_string(), root.to_string());
            }
        }

        Self::from_iter(map)
    }

    fn into_builder(self) -> Self::Builder {
        CompfsBuilder { config: self }
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use opendal_core::Configurator;
    use opendal_core::OperatorUri;

    #[test]
    fn from_uri_sets_root() {
        let uri = OperatorUri::new("compfs:///workdir", Vec::<(String, String)>::new()).unwrap();

        let cfg = CompfsConfig::from_uri(&uri).unwrap();
        assert_eq!(cfg.root.as_deref(), Some("workdir"));
    }
}