didier/3dverse-testtask
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Added a very complicated AsyncIterableReader class.

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The class was already implemented in
"https://deno.land/std@0.144.0/streams/conversion.ts".  So, I litterally
lost 1 day of work!  I hate myself.
This commit is contained in:
didier amyot committed 2023-06-12 12:02:15 -04:00
1 parent 17a1b4bed3
commit 0d627c9051
125 files changed
+26943 -83
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tests/utils_test.ts
+18 -57
View File
@@ -12,72 +12,33 @@ Deno.test("AsyncIterableReader", async (t) => {
yield Promise.resolve(new Uint8Array([8, 9]));
}
async function* largeSource(size: number): AsyncIterable<Uint8Array>{
async function* largeSource(size: number, seed = 77): AsyncIterable<Uint8Array>{
let val = 0
const random = randomNumbers(77, size / 4);
const random = randomNumbers(seed, size > 10 ? size / 4: size);
while(val < size){
const newVal = Math.min(val + random.next().value, size);
// console.log(range(val, newVal));
console.log("<<<<<<<<<<<<<<<<< " + newVal + "/" + size + " ( " + (newVal - val) )
yield Promise.resolve(new Uint8Array(range(val, newVal)));
const randomValue = random.next().value;
const newVal = Math.min(val + randomValue, size);
const ret = new Uint8Array(range(val, newVal));
yield Promise.resolve(ret);
val = newVal;
}
yield Promise.resolve(new Uint8Array([9]));
console.log(">>>>>>>>>>>>>>>>>>>>>>> ");
console.log(">>>>>>>>>>>>>>>>>>>>>>> ");
console.log(">>>>>>>>>>>>>>>>>>>>>>> ");
console.log(">>>>>>>>>>>>>>>>>>>>>>> ");
}
// await t.step('read all mini source', async () => {
// const reader = new AsyncIterableReader(miniSource());
// const expt = new Uint8Array([1, 2 ,3 ,4 ,5, 6,7,8,9])
// assertEquals(await readAll(reader), expt);
// });
await t.step('largeSource', async () =>{
const source = largeSource(32920);
for await(const _piece of source){
//
}
await t.step('read all mini source', async () => {
const reader = new AsyncIterableReader(miniSource());
const expt = new Uint8Array([1, 2 ,3 ,4 ,5, 6,7,8,9])
assertEquals(await readAll(reader), expt);
});
await t.step('read all large source', async () => {
// for(let i = 101; i < (32 * 1024 * 50 + 101); i += 1){
let n = 32 * 1024 * 50 + 101 // 32920; //32 * 1024 * 2;
n = 32919
const reader = new AsyncIterableReader(largeSource(n));
const ret = await readAll(reader);
assertEquals(ret.length, n);
// }
// let's run the test 1000 times to make sure implementation is ok.
for(const i of randomNumbers(666, 100 * 1024, 1000)){
const reader = new AsyncIterableReader(largeSource(i));
const ret = await readAll(reader);
assertEquals(ret.length, i);
}
});
});
// <<<<<<<<<<<<<<<<< 5137/32920
// <<<<<<<<<<<<<<<<< 11593/32920
// <<<<<<<<<<<<<<<<< 12563/32920
// <<<<<<<<<<<<<<<<< 15976/32920
// <<<<<<<<<<<<<<<<< 19155/32920
// <<<<<<<<<<<<<<<<< 20038/32920
// <<<<<<<<<<<<<<<<< 26452/32920
// <<<<<<<<<<<<<<<<< 31797/32920
// <<<<<<<<<<<<<<<<< 31994/32920
// <<<<<<<<<<<<<<<<< 32912/32920
// <<<<<<<<<<<<<<<<< 32920/32920
// <<<<<<<<<<<<<<<<< 5137/32920
// <<<<<<<<<<<<<<<<< 11593/32920
// <<<<<<<<<<<<<<<<< 12563/32920
// <<<<<<<<<<<<<<<<< 15976/32920
// <<<<<<<<<<<<<<<<< 19155/32920
// <<<<<<<<<<<<<<<<< 20038/32920
// <<<<<<<<<<<<<<<<< 26452/32920
// <<<<<<<<<<<<<<<<< 31797/32920
// <<<<<<<<<<<<<<<<< 31994/32920