wehub-resource-sync
62 lines
3.1 KiB
TypeScript
62 lines
3.1 KiB
TypeScript
import test, { describe, it } from "node:test";
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import assert from "node:assert/strict";
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import { getHeaderValueCaseInsensitive, resolveCompressionHeader } from "../../open-sse/handlers/chatCore/headers.ts";
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test("getHeaderValueCaseInsensitive reads a Headers instance via .get()", () => {
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const h = new Headers({ "Content-Type": "text/event-stream" });
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// Headers.get is itself case-insensitive, so a lowercase lookup hits the value.
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assert.equal(getHeaderValueCaseInsensitive(h, "content-type"), "text/event-stream");
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assert.equal(getHeaderValueCaseInsensitive(h, "Content-Type"), "text/event-stream");
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// Missing header on a Headers instance returns null (Headers.get contract).
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assert.equal(getHeaderValueCaseInsensitive(h, "x-missing"), null);
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});
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test("getHeaderValueCaseInsensitive matches plain-object keys case-insensitively", () => {
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const obj = { Accept: "text/event-stream", "X-Foo": "bar" };
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assert.equal(getHeaderValueCaseInsensitive(obj, "accept"), "text/event-stream");
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assert.equal(getHeaderValueCaseInsensitive(obj, "ACCEPT"), "text/event-stream");
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assert.equal(getHeaderValueCaseInsensitive(obj, "x-foo"), "bar");
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});
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test("getHeaderValueCaseInsensitive trims plain-object string values", () => {
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assert.equal(getHeaderValueCaseInsensitive({ Accept: " v " }, "accept"), "v");
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});
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test("getHeaderValueCaseInsensitive ignores blank and non-string plain-object values", () => {
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// whitespace-only value: value.trim() is falsy -> skipped -> null
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assert.equal(getHeaderValueCaseInsensitive({ Accept: " " }, "accept"), null);
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// empty string -> skipped -> null
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assert.equal(getHeaderValueCaseInsensitive({ Accept: "" }, "accept"), null);
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// non-string values are not strings -> skipped -> null
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assert.equal(getHeaderValueCaseInsensitive({ "Content-Length": 42 }, "content-length"), null);
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assert.equal(getHeaderValueCaseInsensitive({ Flag: true }, "flag"), null);
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});
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test("getHeaderValueCaseInsensitive returns null for missing key on plain object", () => {
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assert.equal(getHeaderValueCaseInsensitive({ Accept: "x" }, "missing"), null);
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});
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test("getHeaderValueCaseInsensitive returns null for null/undefined/non-object inputs", () => {
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assert.equal(getHeaderValueCaseInsensitive(null, "accept"), null);
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assert.equal(getHeaderValueCaseInsensitive(undefined, "accept"), null);
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// a non-object (typeof !== "object") short-circuits to null
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assert.equal(
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getHeaderValueCaseInsensitive("text/event-stream" as unknown as Record<string, unknown>, "accept"),
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null
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);
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});
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describe("resolveCompressionHeader", () => {
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it("reads the raw value case-insensitively and trims it", () => {
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assert.equal(resolveCompressionHeader({ "x-omniroute-compression": " engine:rtk " }), "engine:rtk");
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assert.equal(resolveCompressionHeader(new Headers({ "X-OmniRoute-Compression": "off" })), "off");
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});
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it("returns null when absent or blank", () => {
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assert.equal(resolveCompressionHeader({}), null);
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assert.equal(resolveCompressionHeader({ "x-omniroute-compression": " " }), null);
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assert.equal(resolveCompressionHeader(null), null);
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});
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});
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