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<!DOCTYPE html>
<meta charset=utf-8>
<title>Verify the coversion of various types of BufferSource</title>
<link rel="author" title="Mozilla" href="https://www.mozilla.org">
<link rel="help" href="http://w3c.github.io/IndexedDB/#key-construct">
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>
test(function() {
let binary = new ArrayBuffer(0);
let key = IDBKeyRange.lowerBound(binary).lower;
assert_true(key instanceof ArrayBuffer);
assert_equals(key.byteLength, 0);
assert_equals(key.byteLength, binary.byteLength);
}, "Empty ArrayBuffer");
test(function() {
let binary = new ArrayBuffer(4);
let dataView = new DataView(binary);
dataView.setUint32(0, 1234567890);
let key = IDBKeyRange.lowerBound(binary).lower;
assert_true(key instanceof ArrayBuffer);
assert_equals(key.byteLength, 4);
assert_equals(dataView.getUint32(0), new DataView(key).getUint32(0));
}, "ArrayBuffer");
test(function() {
let binary = new ArrayBuffer(4);
let dataView = new DataView(binary);
dataView.setUint32(0, 1234567890);
let key = IDBKeyRange.lowerBound(dataView).lower;
assert_true(key instanceof ArrayBuffer);
assert_equals(key.byteLength, 4);
assert_equals(dataView.getUint32(0), new DataView(key).getUint32(0));
}, "DataView");
test(function() {
let binary = new ArrayBuffer(4);
let dataView = new DataView(binary);
let int8Array = new Int8Array(binary);
int8Array.set([16, -32, 64, -128]);
let key = IDBKeyRange.lowerBound(int8Array).lower;
let keyInInt8Array = new Int8Array(key);
assert_true(key instanceof ArrayBuffer);
assert_equals(key.byteLength, 4);
for(let i = 0; i < int8Array.length; i++) {
assert_equals(keyInInt8Array[i], int8Array[i]);
}
}, "TypedArray(Int8Array)");
test(function() {
let binary = new ArrayBuffer(4);
let dataView = new DataView(binary);
let int8Array = new Int8Array(binary);
int8Array.set([16, -32, 64, -128]);
let key = IDBKeyRange.lowerBound([int8Array]).lower;
assert_true(key instanceof Array);
assert_true(key[0] instanceof ArrayBuffer);
assert_equals(key[0].byteLength, 4);
let keyInInt8Array = new Int8Array(key[0]);
for(let i = 0; i < int8Array.length; i++) {
assert_equals(keyInInt8Array[i], int8Array[i]);
}
}, "Array of TypedArray(Int8Array)");
</script>
<div id=log></div>
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