tests/rust_serialize_test/src/main.rs

#[allow(dead_code, unused_imports)]
#[path = "../../monster_test_serialize/mod.rs"]
mod monster_test_serialize_generated;
pub use monster_test_serialize_generated::my_game;

use crate::my_game::example::AnyAmbiguousAliases;
use std::collections::HashMap;

fn create_serialized_example_with_generated_code(builder: &mut flatbuffers::FlatBufferBuilder) {
    let mon = {
        let s0 = builder.create_string("test1");
        let s1 = builder.create_string("test2");
        let fred_name = builder.create_string("Fred");

        // can't inline creation of this Vec3 because we refer to it by reference, so it must live
        // long enough to be used by MonsterArgs.
        let pos = my_game::example::Vec3::new(
            1.0,
            2.0,
            3.0,
            3.0,
            my_game::example::Color::Green,
            &my_game::example::Test::new(5i16, 6i8),
        );

        let args = my_game::example::MonsterArgs {
            hp: 80,
            mana: 150,
            name: Some(builder.create_string("MyMonster")),
            pos: Some(&pos),
            test_type: my_game::example::Any::Monster,
            test: Some(
                my_game::example::Monster::create(
                    builder,
                    &my_game::example::MonsterArgs {
                        name: Some(fred_name),
                        ..Default::default()
                    },
                )
                .as_union_value(),
            ),
            inventory: Some(builder.create_vector(&[0u8, 1, 2, 3, 4])),
            test4: Some(builder.create_vector(&[
                my_game::example::Test::new(10, 20),
                my_game::example::Test::new(30, 40),
            ])),
            testarrayofstring: Some(builder.create_vector(&[s0, s1])),
            ..Default::default()
        };
        my_game::example::Monster::create(builder, &args)
    };
    my_game::example::finish_monster_buffer(builder, mon);
}

fn main() {
    // This test is built into its own crate because it has a different set of
    // dependencies as the normal Rust tests; it requires that the `flatbuffer`
    // dependency have the "serialize" feature enabled. As this feature may
    // cause extra code gen and dependencies for those who do not need it, it
    // is disabled by default.
    let mut builder = flatbuffers::FlatBufferBuilder::new();
    create_serialized_example_with_generated_code(&mut builder);

    let data = builder.finished_data();
    let obj = my_game::example::root_as_monster(&data[..]).unwrap();
    let value = serde_json::to_value(&obj).unwrap();
    let o = value.as_object().unwrap();

    let pos = o.get("pos").unwrap().as_object().unwrap();
    assert_eq!(pos.get("x").unwrap().as_f64().unwrap(), 1.0);
    assert_eq!(pos.get("y").unwrap().as_f64().unwrap(), 2.0);
    assert_eq!(pos.get("z").unwrap().as_f64().unwrap(), 3.0);

    let mana = o.get("mana").unwrap();
    assert_eq!(mana.as_i64().unwrap(), 150);

    let hp = o.get("hp").unwrap();
    assert_eq!(hp.as_i64().unwrap(), 80);

    let name = o.get("name").unwrap();
    assert_eq!(name.as_str().unwrap(), "MyMonster");

    let test_type = o.get("test_type").unwrap();
    assert_eq!(test_type.as_str().unwrap(), "Monster");

    let testarrayofstring = o.get("testarrayofstring").unwrap().as_array().unwrap();
    let t0 = testarrayofstring[0].as_str().unwrap();
    assert_eq!(t0, "test1");

    let t1 = testarrayofstring[1].as_str().unwrap();
    assert_eq!(t1, "test2");

    let s = r#"{"val":"M1"}"#;
    let des = serde_json::from_str::<HashMap<String, AnyAmbiguousAliases>>(s).unwrap();
    assert_eq!(*des.get("val").unwrap(), AnyAmbiguousAliases::M1);
}