wasm-http-hyper 0.2.1

A Rust WebAssembly library that provides seamless integration between Node.js's IncomingMessage and Rust's hyper::Request
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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87

use bytes::Bytes;
use futures::StreamExt;
use gloo_utils::format::JsValueSerdeExt;
use js_sys::Uint8Array;
use std::collections::HashMap;
use wasm_bindgen::prelude::*;
use wasm_bindgen_test::*;
use wasm_http_hyper::IncomingMessage;

wasm_bindgen_test_configure!(run_in_node_experimental);

// Mock IncomingMessage implementation for testing
#[wasm_bindgen(inline_js = r#"
import { EventEmitter } from 'events';
import { Readable } from 'stream';

export function createMockIncomingMessage(method, url, headers, bodyChunks) {
    const readable = new Readable({
        read() {
            for (const chunk of bodyChunks) {
                this.push(Buffer.from(chunk));
            }
            this.push(null);
        }
    });

    readable.method = method;
    readable.url = url;
    readable.headers = headers;

    return readable;
}
"#)]
extern "C" {
    fn createMockIncomingMessage(
        method: &str,
        url: &str,
        headers: &JsValue,
        body_chunks: &JsValue,
    ) -> crate::IncomingMessage;
}

#[wasm_bindgen_test]
async fn test_incoming_message_basic_properties() {
    let headers: HashMap<String, String> = [
        ("content-type".to_string(), "application/json".to_string()),
        ("x-test".to_string(), "value".to_string()),
    ]
    .into_iter()
    .collect();

    let headers_js = JsValue::from_serde(&headers).unwrap();
    let body_chunks = js_sys::Array::new();
    body_chunks.push(&Uint8Array::from(&[1, 2, 3][..]).buffer());
    body_chunks.push(&Uint8Array::from(&[4, 5, 6][..]).buffer());

    let message = createMockIncomingMessage("POST", "/test", &headers_js, &body_chunks);

    assert_eq!(message.method(), "POST");
    assert_eq!(message.url(), "/test");

    let headers_map = message.headers_map();
    assert_eq!(headers_map.get("content-type").unwrap(), "application/json");
    assert_eq!(headers_map.get("x-test").unwrap(), "value");
}

#[wasm_bindgen_test]
async fn test_incoming_message_body() {
    let headers_js = JsValue::from_serde(&HashMap::<String, String>::new()).unwrap();
    let body_chunks = js_sys::Array::new();
    body_chunks.push(&Uint8Array::from(&[1, 2, 3][..]).buffer());
    body_chunks.push(&Uint8Array::from(&[4, 5, 6][..]).buffer());

    let message = createMockIncomingMessage("POST", "/test", &headers_js, &body_chunks);

    // Test body_fut()
    let body = message.body_fut().await;
    assert_eq!(&body[..], &[1, 2, 3, 4, 5, 6]);

    // Test body_stream()
    let message = createMockIncomingMessage("POST", "/test", &headers_js, &body_chunks);

    let chunks: Vec<Bytes> = message.body_stream().collect().await;
    assert_eq!(chunks.len(), 2);
    assert_eq!(&chunks[0][..], &[1, 2, 3]);
    assert_eq!(&chunks[1][..], &[4, 5, 6]);
}