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<meta charset="utf-8">
<title>Request consume</title>
<meta name="help" href="https://fetch.spec.whatwg.org/#request">
<meta name="help" href="https://fetch.spec.whatwg.org/#body-mixin">
<meta name="author" title="Canon Research France" href="https://www.crf.canon.fr">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/utils.js"></script>
</head>
<body>
<script>
function checkBodyText(request, expectedBody) {
return request.text().then(function(bodyAsText) {
assert_equals(bodyAsText, expectedBody, "Retrieve and verify request's body");
assert_true(request.bodyUsed, "body as text: bodyUsed turned true");
});
}
function checkBodyBlob(request, expectedBody, checkContentType) {
return request.blob().then(function(bodyAsBlob) {
if (checkContentType)
assert_equals(bodyAsBlob.type, "text/plain", "Blob body type should be computed from the request Content-Type");
var promise = new Promise(function (resolve, reject) {
var reader = new FileReader();
reader.onload = function(evt) {
resolve(reader.result)
};
reader.onerror = function() {
reject("Blob's reader failed");
};
reader.readAsText(bodyAsBlob);
});
return promise.then(function(body) {
assert_equals(body, expectedBody, "Retrieve and verify request's body");
assert_true(request.bodyUsed, "body as blob: bodyUsed turned true");
});
});
}
function checkBodyArrayBuffer(request, expectedBody) {
return request.arrayBuffer().then(function(bodyAsArrayBuffer) {
validateBufferFromString(bodyAsArrayBuffer, expectedBody, "Retrieve and verify request's body");
assert_true(request.bodyUsed, "body as arrayBuffer: bodyUsed turned true");
});
}
function checkBodyJSON(request, expectedBody) {
return request.json().then(function(bodyAsJSON) {
var strBody = JSON.stringify(bodyAsJSON)
assert_equals(strBody, expectedBody, "Retrieve and verify request's body");
assert_true(request.bodyUsed, "body as json: bodyUsed turned true");
});
}
function checkBodyFormData(request, expectedBody) {
return request.formData().then(function(bodyAsFormData) {
assert_true(bodyAsFormData instanceof FormData, "Should receive a FormData");
assert_true(request.bodyUsed, "body as formData: bodyUsed turned true");
});
}
function checkRequestBody(body, expected, bodyType) {
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": body, "headers": [["Content-Type", "text/PLAIN"]] });
assert_false(request.bodyUsed, "bodyUsed is false at init");
return checkBodyText(request, expected);
}, "Consume " + bodyType + " request's body as text");
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": body });
assert_false(request.bodyUsed, "bodyUsed is false at init");
return checkBodyBlob(request, expected);
}, "Consume " + bodyType + " request's body as blob");
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": body });
assert_false(request.bodyUsed, "bodyUsed is false at init");
return checkBodyArrayBuffer(request, expected);
}, "Consume " + bodyType + " request's body as arrayBuffer");
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": body });
assert_false(request.bodyUsed, "bodyUsed is false at init");
return checkBodyJSON(request, expected);
}, "Consume " + bodyType + " request's body as JSON");
}
var textData = JSON.stringify("This is response's body");
var blob = new Blob([textData], { "type" : "text/plain" });
checkRequestBody(textData, textData, "String");
var string = "\"123456\"";
function getArrayBuffer() {
var arrayBuffer = new ArrayBuffer(8);
var int8Array = new Int8Array(arrayBuffer);
for (var cptr = 0; cptr < 8; cptr++)
int8Array[cptr] = string.charCodeAt(cptr);
return arrayBuffer;
}
function getArrayBufferWithZeros() {
var arrayBuffer = new ArrayBuffer(10);
var int8Array = new Int8Array(arrayBuffer);
for (var cptr = 0; cptr < 8; cptr++)
int8Array[cptr + 1] = string.charCodeAt(cptr);
return arrayBuffer;
}
checkRequestBody(getArrayBuffer(), string, "ArrayBuffer");
checkRequestBody(new Uint8Array(getArrayBuffer()), string, "Uint8Array");
checkRequestBody(new Int8Array(getArrayBufferWithZeros(), 1, 8), string, "Int8Array");
checkRequestBody(new Float32Array(getArrayBuffer()), string, "Float32Array");
checkRequestBody(new DataView(getArrayBufferWithZeros(), 1, 8), string, "DataView");
promise_test(function(test) {
var formData = new FormData();
formData.append("name", "value")
var request = new Request("", {"method": "POST", "body": formData });
assert_false(request.bodyUsed, "bodyUsed is false at init");
return checkBodyFormData(request, formData);
}, "Consume FormData request's body as FormData");
function checkBlobResponseBody(blobBody, blobData, bodyType, checkFunction) {
promise_test(function(test) {
var response = new Response(blobBody);
assert_false(response.bodyUsed, "bodyUsed is false at init");
return checkFunction(response, blobData);
}, "Consume blob response's body as " + bodyType);
}
checkBlobResponseBody(blob, textData, "blob", checkBodyBlob);
checkBlobResponseBody(blob, textData, "text", checkBodyText);
checkBlobResponseBody(blob, textData, "json", checkBodyJSON);
checkBlobResponseBody(blob, textData, "arrayBuffer", checkBodyArrayBuffer);
checkBlobResponseBody(new Blob([""]), "", "blob (empty blob as input)", checkBodyBlob);
var goodJSONValues = ["null", "1", "true", "\"string\""];
goodJSONValues.forEach(function(value) {
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": value});
return request.json().then(function(v) {
assert_equals(v, JSON.parse(value));
});
}, "Consume JSON from text: '" + JSON.stringify(value) + "'");
});
var badJSONValues = ["undefined", "{", "a", "["];
badJSONValues.forEach(function(value) {
promise_test(function(test) {
var request = new Request("", {"method": "POST", "body": value});
return promise_rejects(test, new SyntaxError(), request.json());
}, "Trying to consume bad JSON text as JSON: '" + value + "'");
});
</script>
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