wasm-link 0.2.3

A WebAssembly plugin runtime based around Wasmtime intended for building fully modular applications
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

use std::collections::HashMap;
use wasm_link::{ Binding, Engine, Linker, DispatchError };
use wasm_link::cardinality::ExactlyOne ;

fixtures! {
	bindings = { root: "root" };
	plugins  = { test_plugin: "test-plugin" };
}

#[test]
fn dispatch_error_runtime_exception() {

	let engine = Engine::default();
	let linker = Linker::new( &engine );
	let plugins = fixtures::plugins( &engine );
	let bindings = fixtures::bindings();

	let plugin_instance = plugins.test_plugin.plugin
		.instantiate( &engine, &linker )
		.expect( "Failed to instantiate plugin" );
	let binding = Binding::new(
		bindings.root.package,
		HashMap::from([( bindings.root.name, bindings.root.spec )]),
		ExactlyOne( "_".to_string(), plugin_instance ),
	);

	match binding.dispatch( "root", "trap", &[] ) {
		Ok( ExactlyOne( _, Err( DispatchError::RuntimeException( _ )))) => {}
		value => panic!( "Expected RuntimeException error, found: {:#?}", value ),
	}

}