mozilla-central/testing/web-platform/tests/fetch/api/request/request-consume-empty.any.js (file symbol)

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Test Info: Warnings

// META: global=window,worker
// META: title=Request consume empty bodies
function checkBodyText(test, request) {
return request.text().then(function(bodyAsText) {
assert_equals(bodyAsText, "", "Resolved value should be empty");
assert_false(request.bodyUsed);
});
}
async function checkBodyBlob(test, request) {
const bodyAsBlob = await request.blob();
const body = await bodyAsBlob.text();
assert_equals(body, "", "Resolved value should be empty");
assert_false(request.bodyUsed);
}
function checkBodyArrayBuffer(test, request) {
return request.arrayBuffer().then(function(bodyAsArrayBuffer) {
assert_equals(bodyAsArrayBuffer.byteLength, 0, "Resolved value should be empty");
assert_false(request.bodyUsed);
});
}
function checkBodyJSON(test, request) {
return request.json().then(
function(bodyAsJSON) {
assert_unreached("JSON parsing should fail");
},
function() {
assert_false(request.bodyUsed);
});
}
function checkBodyFormData(test, request) {
return request.formData().then(function(bodyAsFormData) {
assert_true(bodyAsFormData instanceof FormData, "Should receive a FormData");
assert_false(request.bodyUsed);
});
}
function checkBodyFormDataError(test, request) {
return promise_rejects_js(test, TypeError, request.formData()).then(function() {
assert_false(request.bodyUsed);
});
}
function checkRequestWithNoBody(bodyType, checkFunction, headers = []) {
promise_test(function(test) {
var request = new Request("", {"method": "POST", "headers": headers});
assert_false(request.bodyUsed);
return checkFunction(test, request);
}, "Consume request's body as " + bodyType);
}
checkRequestWithNoBody("text", checkBodyText);
checkRequestWithNoBody("blob", checkBodyBlob);
checkRequestWithNoBody("arrayBuffer", checkBodyArrayBuffer);
checkRequestWithNoBody("json (error case)", checkBodyJSON);
checkRequestWithNoBody("formData with correct multipart type (error case)", checkBodyFormDataError, [["Content-Type", 'multipart/form-data; boundary="boundary"']]);
checkRequestWithNoBody("formData with correct urlencoded type", checkBodyFormData, [["Content-Type", "application/x-www-form-urlencoded;charset=UTF-8"]]);
checkRequestWithNoBody("formData without correct type (error case)", checkBodyFormDataError);
function checkRequestWithEmptyBody(bodyType, body, asText) {
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": body});
assert_false(request.bodyUsed, "bodyUsed is false at init");
if (asText) {
return request.text().then(function(bodyAsString) {
assert_equals(bodyAsString.length, 0, "Resolved value should be empty");
assert_true(request.bodyUsed, "bodyUsed is true after being consumed");
});
}
return request.arrayBuffer().then(function(bodyAsArrayBuffer) {
assert_equals(bodyAsArrayBuffer.byteLength, 0, "Resolved value should be empty");
assert_true(request.bodyUsed, "bodyUsed is true after being consumed");
});
}, "Consume empty " + bodyType + " request body as " + (asText ? "text" : "arrayBuffer"));
}
// FIXME: Add BufferSource, FormData and URLSearchParams.
checkRequestWithEmptyBody("blob", new Blob([], { "type" : "text/plain" }), false);
checkRequestWithEmptyBody("text", "", false);
checkRequestWithEmptyBody("blob", new Blob([], { "type" : "text/plain" }), true);
checkRequestWithEmptyBody("text", "", true);
checkRequestWithEmptyBody("URLSearchParams", new URLSearchParams(""), true);
// FIXME: This test assumes that the empty string be returned but it is not clear whether that is right. See https://github.com/web-platform-tests/wpt/pull/3950.
checkRequestWithEmptyBody("FormData", new FormData(), true);
checkRequestWithEmptyBody("ArrayBuffer", new ArrayBuffer(), true);