Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 61 insertions, 0 deletions

diff --git a/testing/web-platform/tests/storage/estimate-indexeddb.https.any.js b/testing/web-platform/tests/storage/estimate-indexeddb.https.any.js
new file mode 100644
index 0000000000..f0b82b9fa0
--- /dev/null
+++ b/testing/web-platform/tests/storage/estimate-indexeddb.https.any.js
@@ -0,0 +1,61 @@
+// META: title=StorageManager: estimate() for indexeddb
+// META: script=/storage/buckets/resources/util.js
+
+test(t => {
+  assert_true('estimate' in navigator.storage);
+  assert_equals(typeof navigator.storage.estimate, 'function');
+  assert_true(navigator.storage.estimate() instanceof Promise);
+}, 'estimate() method exists and returns a Promise');
+
+promise_test(async t => {
+  const estimate = await navigator.storage.estimate();
+  assert_equals(typeof estimate, 'object');
+  assert_true('usage' in estimate);
+  assert_equals(typeof estimate.usage, 'number');
+  assert_true('quota' in estimate);
+  assert_equals(typeof estimate.quota, 'number');
+}, 'estimate() resolves to dictionary with members');
+
+promise_test(async t => {
+  const arraySize = 1e6;
+  const objectStoreName = "storageManager";
+  const dbname =
+      this.window ? window.location.pathname : 'estimate-worker.https.html';
+
+  await indexedDbDeleteRequest(indexedDB, dbname);
+  let estimate = await navigator.storage.estimate();
+
+  const usageBeforeCreate = estimate.usage;
+  const db =
+      await indexedDbOpenRequest(t, indexedDB, dbname, (db_to_upgrade) => {
+        db_to_upgrade.createObjectStore(objectStoreName);
+      });
+
+  estimate = await navigator.storage.estimate();
+  const usageAfterCreate = estimate.usage;
+
+  assert_greater_than(
+    usageAfterCreate, usageBeforeCreate,
+    'estimated usage should increase after object store is created');
+
+  const txn = db.transaction(objectStoreName, 'readwrite');
+  const buffer = new ArrayBuffer(arraySize);
+  const view = new Uint8Array(buffer);
+
+  for (let i = 0; i < arraySize; i++) {
+    view[i] = Math.floor(Math.random() * 255);
+  }
+
+  const testBlob = new Blob([buffer], {type: 'binary/random'});
+  txn.objectStore(objectStoreName).add(testBlob, 1);
+
+  await transactionPromise(txn);
+
+  estimate = await navigator.storage.estimate();
+  const usageAfterPut = estimate.usage;
+  assert_greater_than(
+    usageAfterPut, usageAfterCreate,
+    'estimated usage should increase after large value is stored');
+
+  db.close();
+}, 'estimate() shows usage increase after large value is stored');