android-manifest 0.3.0

Android Manifest serializer and deserializer for Rust
Documentation 
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use android_manifest::{AndroidManifest, Application};

#[test]
fn test_package_optional_serialization() {
    // Test with package = None - should not appear in XML
    let manifest = AndroidManifest {
        package: None,
        application: Application::default(),
        ..Default::default()
    };

    let xml = yaserde::ser::to_string(&manifest).expect("Failed to serialize");
    println!("XML without package:\n{}", xml);

    assert!(
        !xml.contains("package="),
        "package attribute should not appear when None"
    );

    // Test with package = Some(...) - should appear in XML
    let manifest2 = AndroidManifest {
        package: Some("com.example.app".to_string()),
        application: Application::default(),
        ..Default::default()
    };

    let xml2 = yaserde::ser::to_string(&manifest2).expect("Failed to serialize");
    println!("\nXML with package:\n{}", xml2);

    assert!(
        xml2.contains("package=\"com.example.app\""),
        "package attribute should appear when Some"
    );
}

#[test]
fn test_package_optional_deserialization() {
    // Test parsing XML without package attribute
    let xml_without = r#"<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android">
    <application />
</manifest>"#;

    let manifest: AndroidManifest =
        yaserde::de::from_str(xml_without).expect("Failed to parse manifest without package");

    assert_eq!(
        manifest.package, None,
        "package should be None when not present in XML"
    );

    // Test parsing XML with package attribute
    let xml_with = r#"<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="com.example.test">
    <application />
</manifest>"#;

    let manifest2: AndroidManifest =
        yaserde::de::from_str(xml_with).expect("Failed to parse manifest with package");

    assert_eq!(
        manifest2.package,
        Some("com.example.test".to_string()),
        "package should be Some when present in XML"
    );
}