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// META: title=Blob Array Buffer
// META: script=../support/Blob.js
'use strict';
promise_test(async () => {
const input_arr = new TextEncoder().encode("PASS");
const blob = new Blob([input_arr]);
const array_buffer = await blob.arrayBuffer();
assert_true(array_buffer instanceof ArrayBuffer);
assert_equals_typed_array(new Uint8Array(array_buffer), input_arr);
}, "Blob.arrayBuffer()")
promise_test(async () => {
const input_arr = new TextEncoder().encode("");
const blob = new Blob([input_arr]);
const array_buffer = await blob.arrayBuffer();
assert_true(array_buffer instanceof ArrayBuffer);
assert_equals_typed_array(new Uint8Array(array_buffer), input_arr);
}, "Blob.arrayBuffer() empty Blob data")
promise_test(async () => {
const input_arr = new TextEncoder().encode("\u08B8\u000a");
const blob = new Blob([input_arr]);
const array_buffer = await blob.arrayBuffer();
assert_equals_typed_array(new Uint8Array(array_buffer), input_arr);
}, "Blob.arrayBuffer() non-ascii input")
promise_test(async () => {
const input_arr = [8, 241, 48, 123, 151];
const typed_arr = new Uint8Array(input_arr);
const blob = new Blob([typed_arr]);
const array_buffer = await blob.arrayBuffer();
assert_equals_typed_array(new Uint8Array(array_buffer), typed_arr);
}, "Blob.arrayBuffer() non-unicode input")
promise_test(async () => {
const input_arr = new TextEncoder().encode("PASS");
const blob = new Blob([input_arr]);
const array_buffer_results = await Promise.all([blob.arrayBuffer(),
blob.arrayBuffer(), blob.arrayBuffer()]);
for (let array_buffer of array_buffer_results) {
assert_true(array_buffer instanceof ArrayBuffer);
assert_equals_typed_array(new Uint8Array(array_buffer), input_arr);
}
}, "Blob.arrayBuffer() concurrent reads")
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