Function invoke_generic_method

rust/src/lib.rs:1026–1058

()

    #[test]
    fn invoke_generic_method() -> errors::Result<()> {
        let jvm = create_tests_jvm()?;

        // Create the MyTest instance
        let instance = jvm
            .create_instance("org.astonbitecode.j4rs.tests.MyTest", InvocationArg::empty())
            ?;

        // Retrieve the annotated Map
        let dummy_map = jvm.invoke(&instance, "getMap", InvocationArg::empty())?;

        // Put a new Map entry
        let _ = jvm
            .invoke(
                &dummy_map,
                "put",
                &[InvocationArg::try_from("three")?,
                    InvocationArg::try_from(3)?],
            )
            ?;

        // Get the size of the new map and assert
        let size: isize = jvm
            .into_chain(dummy_map)
            .invoke("size", InvocationArg::empty())
            ?
            .to_rust()
            ?;

        assert!(size == 3);

        Ok(())
    }

    #[test]
    fn invoke_method_with_primitive_args() -> errors::Result<()> {