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std/http/negotiation_test.ts

Deno standard library
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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { assertEquals } from "../testing/asserts.ts";import { accepts, acceptsEncodings, acceptsLanguages } from "./negotiation.ts";
Deno.test({ name: "accepts - no args", fn() { const req = new Request("https://example.com/", { headers: { "accept": "text/html, application/xhtml+xml, application/xml;q=0.9, image/webp, */*;q=0.8", }, }); assertEquals(accepts(req), [ "text/html", "application/xhtml+xml", "image/webp", "application/xml", "*/*", ]); },});
Deno.test({ name: "accepts - args", fn() { const req = new Request("https://example.com/", { headers: { "accept": "text/html, application/xhtml+xml, application/xml;q=0.9, image/webp, */*;q=0.8", }, }); assertEquals(accepts(req, "text/html", "image/webp"), "text/html"); },});
Deno.test({ name: "accepts - no match", fn() { const req = new Request("https://example.com/", { headers: { "accept": "text/html, application/xhtml+xml, application/xml", }, }); assertEquals(accepts(req, "application/json"), undefined); },});
Deno.test({ name: "accepts - args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(accepts(req, "text/html", "image/webp"), "text/html"); },});
Deno.test({ name: "accepts - no args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(accepts(req), ["*/*"]); },});
Deno.test({ name: "acceptsEncodings - no args", fn() { const req = new Request("https://example.com/", { headers: { "accept-encoding": "deflate, gzip;q=1.0, *;q=0.5" }, }); assertEquals(acceptsEncodings(req), ["deflate", "gzip", "*"]); },});
Deno.test({ name: "acceptsEncodings - args", fn() { const req = new Request("https://example.com/", { headers: { "accept-encoding": "deflate, gzip;q=1.0, *;q=0.5" }, }); assertEquals(acceptsEncodings(req, "gzip", "identity"), "gzip"); },});
Deno.test({ name: "acceptsEncodings - no match", fn() { const req = new Request("https://example.com/", { headers: { "accept-encoding": "deflate, gzip" }, }); assertEquals(acceptsEncodings(req, "brotli"), undefined); },});
Deno.test({ name: "acceptsEncodings - args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(acceptsEncodings(req, "gzip", "identity"), "gzip"); },});
Deno.test({ name: "acceptsEncodings - no args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(acceptsEncodings(req), ["*"]); },});
Deno.test({ name: "acceptsLanguages - no args", fn() { const req = new Request("https://example.com/", { headers: { "accept-language": "fr-CH, fr;q=0.9, en;q=0.8, de;q=0.7, *;q=0.5", }, }); assertEquals(acceptsLanguages(req), ["fr-CH", "fr", "en", "de", "*"]); },});
Deno.test({ name: "acceptsLanguages - args", fn() { const req = new Request("https://example.com/", { headers: { "accept-language": "fr-CH, fr;q=0.9, en;q=0.8, de;q=0.7, *;q=0.5", }, }); assertEquals(acceptsLanguages(req, "en-gb", "en-us", "en"), "en"); },});
Deno.test({ name: "acceptsLanguages - no match", fn() { const req = new Request("https://example.com/", { headers: { "accept-language": "fr-CH, fr;q=0.9, en;q=0.8, de;q=0.7" }, }); assertEquals(acceptsLanguages(req, "zh"), undefined); },});
Deno.test({ name: "acceptsLanguages - args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(acceptsLanguages(req, "en-gb", "en-us", "en"), "en-gb"); },});
Deno.test({ name: "acceptsLanguages - no args + no header", fn() { const req = new Request("https://example.com/"); assertEquals(acceptsLanguages(req), ["*"]); },});