forked from open-telemetry/opentelemetry-js
/
util.test.ts
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/
util.test.ts
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/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as sinon from "sinon";
import { sendWithXhr } from "../../src/platform/browser/util";
import { ensureHeadersContain } from "../helper";
describe("util - browser", () => {
let server: any;
const body = "";
const url = "";
let onSuccessStub: sinon.SinonStub;
let onErrorStub: sinon.SinonStub;
beforeEach(() => {
onSuccessStub = sinon.stub();
onErrorStub = sinon.stub();
server = sinon.fakeServer.create();
});
afterEach(() => {
server.restore();
sinon.restore();
});
describe("when Content-Type and Accept headers are set explicit", () => {
const explicitContentTypeAndAcceptHeaders = {
"Content-Type": "application/json",
Accept: "application/json",
};
it("should successfully use XMLHttpRequest, Request Headers contain the expilicit headers", done => {
sendWithXhr(
body,
url,
explicitContentTypeAndAcceptHeaders,
onSuccessStub,
onErrorStub
);
// ;charset=utf-8 is applied by sinon.fakeServer
const expectedHeaders = {
...explicitContentTypeAndAcceptHeaders,
"Content-Type": "application/json;charset=utf-8",
};
setTimeout(() => {
const { requestHeaders } = server.requests[0];
ensureHeadersContain(requestHeaders, expectedHeaders);
done();
});
});
});
describe("when headers are set empty {}", () => {
const emptyHeaders = {};
it('should successfully use XMLHttpRequest, Request Headers contain Content-Type of value "application/json" and Accept of value "application/json"', done => {
sendWithXhr(body, url, emptyHeaders, onSuccessStub, onErrorStub);
// ;charset=utf-8 is applied by sinon.fakeServer
const expectedHeaders = {
Accept: "application/json",
"Content-Type": "application/json;charset=utf-8",
};
setTimeout(() => {
const { requestHeaders } = server.requests[0];
ensureHeadersContain(requestHeaders, expectedHeaders);
done();
});
});
});
describe("when custom headers are set", () => {
const customHeaders = { aHeader: "aValue", bHeader: "bValue" };
it('should successfully use XMLHttpRequest, Request Headers contain Content-Type of value "application/json", Accept of value "application/json" and custom headers', done => {
sendWithXhr(body, url, customHeaders, onSuccessStub, onErrorStub);
// ;charset=utf-8 is applied by sinon.fakeServer
const expectedHeaders = {
...customHeaders,
Accept: "application/json",
"Content-Type": "application/json;charset=utf-8",
};
setTimeout(() => {
const { requestHeaders } = server.requests[0];
ensureHeadersContain(requestHeaders, expectedHeaders);
done();
});
});
});
});