first commit

2026-07-12 15:55:18 +05:30
commit ee98026cc5
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+import { test, expect } from "bun:test";
+import { streamResponse, sse } from "../src/index.ts";
+
+test("streamResponse streams a sync iterable of strings as HTML", async () => {
+  const res = streamResponse(["<h1>", "Hello", "</h1>"]);
+  expect(res.headers.get("content-type")).toBe("text/html; charset=utf-8");
+  expect(await res.text()).toBe("<h1>Hello</h1>");
+});
+
+test("streamResponse streams an async generator (streaming SSR shell + body)", async () => {
+  async function* page() {
+    yield '<!doctype html><body><div id="app">';
+    yield "<p>content</p>";
+    yield "</div></body>";
+  }
+  const res = streamResponse(page(), { status: 200 });
+  const text = await res.text();
+  expect(text).toContain('<div id="app">');
+  expect(text).toContain("<p>content</p>");
+});
+
+test("streamResponse honours custom content-type and status", async () => {
+  const res = streamResponse(["plain"], { contentType: "text/plain", status: 201 });
+  expect(res.status).toBe(201);
+  expect(res.headers.get("content-type")).toBe("text/plain");
+});
+
+test("sse formats Server-Sent Events frames", async () => {
+  async function* events() {
+    yield { data: "hello", event: "greeting", id: "1" };
+    yield { data: "line1\nline2", retry: 3000 };
+  }
+  const res = sse(events());
+  expect(res.headers.get("content-type")).toBe("text/event-stream");
+  const text = await res.text();
+  expect(text).toContain("event: greeting\nid: 1\ndata: hello\n\n");
+  expect(text).toContain("retry: 3000\ndata: line1\ndata: line2\n\n");
+});