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105 lines
4 KiB
HTML
105 lines
4 KiB
HTML
<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Response consume empty bodies</title>
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<meta name="help" href="https://fetch.spec.whatwg.org/#response">
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<meta name="help" href="https://fetch.spec.whatwg.org/#body-mixin">
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<meta name="author" title="Canon Research France" href="https://www.crf.canon.fr">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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</head>
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<body>
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<script>
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function checkBodyText(response) {
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return response.text().then(function(bodyAsText) {
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assert_equals(bodyAsText, "", "Resolved value should be empty");
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assert_false(response.bodyUsed);
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});
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}
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function checkBodyBlob(response) {
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return response.blob().then(function(bodyAsBlob) {
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var promise = new Promise(function(resolve, reject) {
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var reader = new FileReader();
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reader.onload = function(evt) {
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resolve(reader.result)
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};
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reader.onerror = function() {
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reject("Blob's reader failed");
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};
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reader.readAsText(bodyAsBlob);
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});
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return promise.then(function(body) {
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assert_equals(body, "", "Resolved value should be empty");
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assert_false(response.bodyUsed);
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});
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});
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}
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function checkBodyArrayBuffer(response) {
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return response.arrayBuffer().then(function(bodyAsArrayBuffer) {
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assert_equals(bodyAsArrayBuffer.byteLength, 0, "Resolved value should be empty");
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assert_false(response.bodyUsed);
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});
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}
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function checkBodyJSON(response) {
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return response.json().then(
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function(bodyAsJSON) {
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assert_unreached("JSON parsing should fail");
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},
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function() {
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assert_false(response.bodyUsed);
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});
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}
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function checkBodyFormData(response) {
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return response.formData().then(function(bodyAsFormData) {
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assert_true(bodyAsFormData instanceof FormData, "Should receive a FormData");
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assert_false(response.bodyUsed);
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});
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}
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function checkResponseWithNoBody(bodyType, checkFunction) {
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promise_test(function(test) {
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var response = new Response();
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assert_false(response.bodyUsed);
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return checkFunction(response);
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}, "Consume response's body as " + bodyType);
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}
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var formData = new FormData();
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checkResponseWithNoBody("text", checkBodyText);
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checkResponseWithNoBody("blob", checkBodyBlob);
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checkResponseWithNoBody("arrayBuffer", checkBodyArrayBuffer);
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checkResponseWithNoBody("json", checkBodyJSON);
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checkResponseWithNoBody("formData", checkBodyFormData);
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function checkResponseWithEmptyBody(bodyType, body, asText) {
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promise_test(function(test) {
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var response = new Response(body);
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assert_false(response.bodyUsed, "bodyUsed is false at init");
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if (asText) {
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return response.text().then(function(bodyAsString) {
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assert_equals(bodyAsString.length, 0, "Resolved value should be empty");
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assert_true(response.bodyUsed, "bodyUsed is true after being consumed");
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});
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}
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return response.arrayBuffer().then(function(bodyAsArrayBuffer) {
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assert_equals(bodyAsArrayBuffer.byteLength, 0, "Resolved value should be empty");
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assert_true(response.bodyUsed, "bodyUsed is true after being consumed");
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});
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}, "Consume empty " + bodyType + " response body as " + (asText ? "text" : "arrayBuffer"));
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}
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checkResponseWithEmptyBody("blob", new Blob([], { "type" : "text/plain" }), false);
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checkResponseWithEmptyBody("text", "", false);
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checkResponseWithEmptyBody("blob", new Blob([], { "type" : "text/plain" }), true);
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checkResponseWithEmptyBody("text", "", true);
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checkResponseWithEmptyBody("URLSearchParams", new URLSearchParams(""), true);
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checkResponseWithEmptyBody("FormData", new FormData(), true);
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checkResponseWithEmptyBody("ArrayBuffer", new ArrayBuffer(), true);
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</script>
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</body>
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</html>
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