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73f17b2964
Automatic update from web-platform-tests Enable shadowrealm testing for compression api -- wpt-commits: c82521cfa587505746a853a24d22589633825b10 wpt-pr: 41954
30 lines
1.3 KiB
JavaScript
30 lines
1.3 KiB
JavaScript
// META: global=window,worker,shadowrealm
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// META: timeout=long
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//
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// This test isn't actually slow usually, but sometimes it takes >10 seconds on
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// Firefox with service worker for no obvious reason.
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'use strict';
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const deflateChunkValue = new Uint8Array([120, 156, 75, 173, 40, 72, 77, 46, 73, 77, 81, 200, 47, 45, 41, 40, 45, 1, 0, 48, 173, 6, 36]);
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const gzipChunkValue = new Uint8Array([31, 139, 8, 0, 0, 0, 0, 0, 0, 3, 75, 173, 40, 72, 77, 46, 73, 77, 81, 200, 47, 45, 41, 40, 45, 1, 0, 176, 1, 57, 179, 15, 0, 0, 0]);
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promise_test(async t => {
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const ds = new DecompressionStream('deflate');
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const reader = ds.readable.getReader();
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const writer = ds.writable.getWriter();
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const writePromise = writer.write(deflateChunkValue);
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const { value } = await reader.read();
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assert_equals(value.constructor, Uint8Array, "type should match");
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await writePromise;
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}, 'decompressing deflated output should give Uint8Array chunks');
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promise_test(async t => {
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const ds = new DecompressionStream('gzip');
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const reader = ds.readable.getReader();
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const writer = ds.writable.getWriter();
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const writePromise = writer.write(gzipChunkValue);
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const { value } = await reader.read();
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assert_equals(value.constructor, Uint8Array, "type should match");
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await writePromise;
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}, 'decompressing gzip output should give Uint8Array chunks');
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