11cb0ef41Sopenharmony_ci// META: title=Blob slice overflow
21cb0ef41Sopenharmony_ci'use strict';
31cb0ef41Sopenharmony_ci
41cb0ef41Sopenharmony_civar text = '';
51cb0ef41Sopenharmony_ci
61cb0ef41Sopenharmony_cifor (var i = 0; i < 2000; ++i) {
71cb0ef41Sopenharmony_ci  text += 'A';
81cb0ef41Sopenharmony_ci}
91cb0ef41Sopenharmony_ci
101cb0ef41Sopenharmony_citest(function() {
111cb0ef41Sopenharmony_ci  var blob = new Blob([text]);
121cb0ef41Sopenharmony_ci  var sliceBlob = blob.slice(-1, blob.size);
131cb0ef41Sopenharmony_ci  assert_equals(sliceBlob.size, 1, "Blob slice size");
141cb0ef41Sopenharmony_ci}, "slice start is negative, relativeStart will be max((size + start), 0)");
151cb0ef41Sopenharmony_ci
161cb0ef41Sopenharmony_citest(function() {
171cb0ef41Sopenharmony_ci  var blob = new Blob([text]);
181cb0ef41Sopenharmony_ci  var sliceBlob = blob.slice(blob.size + 1, blob.size);
191cb0ef41Sopenharmony_ci  assert_equals(sliceBlob.size, 0, "Blob slice size");
201cb0ef41Sopenharmony_ci}, "slice start is greater than blob size, relativeStart will be min(start, size)");
211cb0ef41Sopenharmony_ci
221cb0ef41Sopenharmony_citest(function() {
231cb0ef41Sopenharmony_ci  var blob = new Blob([text]);
241cb0ef41Sopenharmony_ci  var sliceBlob = blob.slice(blob.size - 2, -1);
251cb0ef41Sopenharmony_ci  assert_equals(sliceBlob.size, 1, "Blob slice size");
261cb0ef41Sopenharmony_ci}, "slice end is negative, relativeEnd will be max((size + end), 0)");
271cb0ef41Sopenharmony_ci
281cb0ef41Sopenharmony_citest(function() {
291cb0ef41Sopenharmony_ci  var blob = new Blob([text]);
301cb0ef41Sopenharmony_ci  var sliceBlob = blob.slice(blob.size - 2, blob.size + 999);
311cb0ef41Sopenharmony_ci  assert_equals(sliceBlob.size, 2, "Blob slice size");
321cb0ef41Sopenharmony_ci}, "slice end is greater than blob size, relativeEnd will be min(end, size)");
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