How to use make_arraybuffer_contents method in wpt

Best JavaScript code snippet using wpt

blob-composite-blob-reads.any.js

Source:blob-composite-blob-reads.any.js

...23    promise_test(async testCase => {24      const key = "the-blobs";25      let memBlobs = [];26      for (let iBlob = 0; iBlob < blobCount; iBlob++) {27        memBlobs.push(new Blob([make_arraybuffer_contents(iBlob, blobSize)]));28      }29      const db = await createDatabase(testCase, db => {30        db.createObjectStore("blobs");31      });32      const write_tx = db.transaction("blobs", "readwrite");33      let store = write_tx.objectStore("blobs");34      store.put(memBlobs, key);35      // Make the blobs eligible for GC which is most realistic and most likely36      // to cause problems.37      memBlobs = null;38      await promiseForTransaction(testCase, write_tx);39      const read_tx = db.transaction("blobs");40      store = read_tx.objectStore("blobs");41      const read_req = store.get(key);42      await promiseForTransaction(testCase, read_tx);43      const diskBlobs = read_req.result;44      const compositeBlob = new Blob(diskBlobs);45      if (mode === "fetch-blob-url") {46        const blobUrl = URL.createObjectURL(compositeBlob);47        let urlResp = await fetch(blobUrl);48        let urlFetchArrayBuffer = await urlResp.arrayBuffer();49        urlResp = null;50        URL.revokeObjectURL(blobUrl);51        validate_arraybuffer_contents("fetched URL", urlFetchArrayBuffer, blobCount, blobSize);52        urlFetchArrayBuffer = null;53      } else if (mode === "file-reader") {54        let reader = new FileReader();55        let readerPromise = new Promise(resolve => {56          reader.onload = () => {57            resolve(reader.result);58          }59        })60        reader.readAsArrayBuffer(compositeBlob);61        let readArrayBuffer = await readerPromise;62        readerPromise = null;63        reader = null;64        validate_arraybuffer_contents("FileReader", readArrayBuffer, blobCount, blobSize);65        readArrayBuffer = null;66      } else if (mode === "direct") {67        let directArrayBuffer = await compositeBlob.arrayBuffer();68        validate_arraybuffer_contents("arrayBuffer", directArrayBuffer, blobCount, blobSize);69      }70    }, `Composite Blob Handling: ${name}: ${mode}`);71  }72}73// Create an ArrayBuffer whose even bytes are the index identifier and whose74// odd bytes are a sequence incremented by 3 (wrapping at 256) so that75// discontinuities at power-of-2 boundaries are more detectable.76function make_arraybuffer_contents(index, size) {77  const arr = new Uint8Array(size);78  for (let i = 0, counter = 0; i < size; i += 2, counter = (counter + 3) % 256) {79    arr[i] = index;80    arr[i + 1] = counter;81  }82  return arr.buffer;83}84function validate_arraybuffer_contents(source, buffer, blobCount, blobSize) {85  // Accumulate a list of problems we perceive so we can report what seems to86  // have happened all at once.87  const problems = [];88  const arr = new Uint8Array(buffer);89  const expectedLength = blobCount * blobSize;90  const actualCount = arr.length / blobSize;...

Using AI Code Generation

1var request = new XMLHttpRequest();2request.open('GET', '/fetch/api/resources/blank.html', true);3request.responseType = 'arraybuffer';4request.onload = function() {5  var arrayBuffer = request.response;6  if (arrayBuffer) {7    var byteArray = new Uint8Array(arrayBuffer);8    for (var i = 0; i < byteArray.byteLength; i++) {9      console.log(byteArray[i]);10    }11  }12};13request.send(null);

Using AI Code Generation

1var ab = new ArrayBuffer(8);2var ab_contents = make_arraybuffer_contents(ab, 1, 2, 3, 4, 5, 6, 7, 8);3assert_equals(ab_contents.byteLength, 8);4assert_equals(ab_contents[0], 1);5assert_equals(ab_contents[1], 2);6assert_equals(ab_contents[2], 3);7assert_equals(ab_contents[3], 4);8assert_equals(ab_contents[4], 5);9assert_equals(ab_contents[5], 6);10assert_equals(ab_contents[6], 7);11assert_equals(ab_contents[7], 8);12var ab = new ArrayBuffer(8);13var ab_contents = make_arraybuffer_contents(ab, 1, 2, 3, 4, 5, 6, 7, 8);14assert_equals(ab_contents.byteLength, 8);15assert_equals(ab_contents[0], 1);16assert_equals(ab_contents[1], 2);17assert_equals(ab_contents[2], 3);18assert_equals(ab_contents[3], 4);19assert_equals(ab_contents[4], 5);20assert_equals(ab_contents[5], 6);21assert_equals(ab_contents[6], 7);22assert_equals(ab_contents[7], 8);23var ab = new ArrayBuffer(8);24var ab_contents = make_arraybuffer_contents(ab, 1, 2, 3, 4, 5, 6, 7, 8);25assert_equals(ab_contents.byteLength, 8);26assert_equals(ab_contents[0], 1);27assert_equals(ab_contents[1], 2);28assert_equals(ab_contents[2], 3);29assert_equals(ab_contents[3], 4);30assert_equals(ab_contents[4], 5);31assert_equals(ab_contents[5], 6);32assert_equals(ab_contents[6], 7);33assert_equals(ab_contents[7], 8);34var ab = new ArrayBuffer(8);35var ab_contents = make_arraybuffer_contents(ab, 1, 2, 3, 4, 5, 6, 7, 8);36assert_equals(ab_contents.byteLength, 8);37assert_equals(ab_contents[0], 1);

Using AI Code Generation

1var response = new make_arraybuffer_contents([1,2,3,4,5]);2response.headers.set('Content-Type', 'application/octet-stream');3return response;4response = make_arraybuffer_contents([1,2,3,4,5])5response.headers.set('Content-Type', 'application/octet-stream')6response = make_arraybuffer_contents([1,2,3,4,5])7response.headers.set('Content-Type', 'application/octet-stream')8response = make_arraybuffer_contents([1,2,3,4,5])9response.headers.set('Content-Type', 'application/octet-stream')10response = make_arraybuffer_contents([1,2,3,4,5])11response.headers.set('Content-Type', 'application/octet-stream')12response = make_arraybuffer_contents([1,2,3,4,5])13response.headers.set('Content-Type', 'application/octet-stream')14response = make_arraybuffer_contents([1,2,3,4,5])15response.headers.set('Content-Type', 'application/octet-stream')16response = make_arraybuffer_contents([1,2,3,4,5])17response.headers.set('Content-Type', 'application/octet-stream')18response = make_arraybuffer_contents([1,2,3,4,5])19response.headers.set('Content-Type', 'application/octet-stream')20response = make_arraybuffer_contents([1,2,3,4,5])21response.headers.set('Content-Type', 'application/octet

Using AI Code Generation

1var arrayBuffer = new ArrayBuffer(8);2var view = new Uint8Array(arrayBuffer);3for (var i = 0; i < view.length; i++) {4  view[i] = i;5}6var contents = make_arraybuffer_contents(arrayBuffer);7var response = new Response(contents);8response.headers.set("Content-Type", "application/octet-stream");9response.headers.set("Content-Length", 8);10response.headers.set("Cache-Control", "no-cache");11return response;12var arrayBuffer = new ArrayBuffer(8);13var view = new Uint8Array(arrayBuffer);14for (var i = 0; i < view.length; i++) {15  view[i] = i;16}17var contents = make_arraybuffer_contents(arrayBuffer);18var response = new Response(contents);19response.headers.set("Content-Type", "application/octet-stream");20response.headers.set("Content-Length", 8);21response.headers.set("Cache-Control", "no-cache");22return response;23var arrayBuffer = new ArrayBuffer(8);24var view = new Uint8Array(arrayBuffer);25for (var i = 0; i < view.length; i++) {26  view[i] = i;27}28var contents = make_arraybuffer_contents(arrayBuffer);29var response = new Response(contents);30response.headers.set("Content-Type", "application/octet-stream");31response.headers.set("Content-Length", 8);32response.headers.set("Cache-Control", "no-cache");33return response;34var arrayBuffer = new ArrayBuffer(8);35var view = new Uint8Array(arrayBuffer);36for (var i = 0; i < view.length; i++) {37  view[i] = i;38}39var contents = make_arraybuffer_contents(arrayBuffer);40var response = new Response(contents);41response.headers.set("Content-Type", "application/octet-stream");42response.headers.set("Content-Length", 8);43response.headers.set("Cache-Control", "no-cache");44return response;

Using AI Code Generation

1var arraybuffer = make_arraybuffer_contents("Hello World");2var arraybuffer = make_arraybuffer_contents("data:application/octet-stream;base64,SGVsbG8gV29ybGQ=");3var arraybuffer = make_arraybuffer_contents("data:application/octet-stream;base64,SGVsbG8gV29ybGQ=");4var arraybuffer = make_arraybuffer_contents("data:application/octet-stream;base64,SGVsbG8gV29ybGQ=");5var arraybuffer = make_arraybuffer_contents("data:application/octet-stream;base64,SGVsbG8gV29ybGQ=");6var arraybuffer = make_arraybuffer_contents("data:application/octet-stream;base64,SGVsbG8gV29ybGQ=");

Using AI Code Generation

1var test = async_test("Test that make_arraybuffer_contents returns an ArrayBuffer with the correct contents");2var url = 'resources/make-arraybuffer-contents.py?content=hello';3var xhr = new XMLHttpRequest();4xhr.open('GET', url);5xhr.responseType = 'arraybuffer';6xhr.onload = test.step_func(function() {7    assert_equals(xhr.response.byteLength, 5);8    var view = new Uint8Array(xhr.response);9    assert_equals(view[0], 104);10    assert_equals(view[1], 101);11    assert_equals(view[2], 108);12    assert_equals(view[3], 108);13    assert_equals(view[4], 111);14    test.done();15});16xhr.send();

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