forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			78 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /* Any copyright is dedicated to the Public Domain.
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|    http://creativecommons.org/publicdomain/zero/1.0/ */
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| 
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| const URL = "http://mochi.test:8888/?t=" + Date.now();
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| const URL1 = URL + "#1";
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| const URL2 = URL + "#2";
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| const URL3 = URL + "#3";
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| 
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| const EXPIRATION_MIN_CHUNK_SIZE = 50;
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| const { PageThumbsExpiration } = ChromeUtils.importESModule(
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|   "resource://gre/modules/PageThumbs.sys.mjs"
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| );
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| 
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| add_task(async function thumbnails_expiration() {
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|   // Create dummy URLs.
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|   let dummyURLs = [];
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|   for (let i = 0; i < EXPIRATION_MIN_CHUNK_SIZE + 10; i++) {
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|     dummyURLs.push(URL + "#dummy" + i);
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|   }
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| 
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|   // Make sure our thumbnails aren't expired too early.
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|   dontExpireThumbnailURLs([URL1, URL2, URL3].concat(dummyURLs));
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| 
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|   // Create three thumbnails.
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|   await createDummyThumbnail(URL1);
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|   ok(thumbnailExists(URL1), "first thumbnail created");
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| 
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|   await createDummyThumbnail(URL2);
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|   ok(thumbnailExists(URL2), "second thumbnail created");
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| 
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|   await createDummyThumbnail(URL3);
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|   ok(thumbnailExists(URL3), "third thumbnail created");
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| 
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|   // Remove the third thumbnail.
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|   await expireThumbnails([URL1, URL2]);
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|   ok(thumbnailExists(URL1), "first thumbnail still exists");
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|   ok(thumbnailExists(URL2), "second thumbnail still exists");
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|   ok(!thumbnailExists(URL3), "third thumbnail has been removed");
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| 
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|   // Remove the second thumbnail.
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|   await expireThumbnails([URL1]);
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|   ok(thumbnailExists(URL1), "first thumbnail still exists");
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|   ok(!thumbnailExists(URL2), "second thumbnail has been removed");
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| 
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|   // Remove all thumbnails.
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|   await expireThumbnails([]);
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|   ok(!thumbnailExists(URL1), "all thumbnails have been removed");
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| 
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|   // Create some more files than the min chunk size.
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|   for (let url of dummyURLs) {
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|     await createDummyThumbnail(url);
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|   }
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| 
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|   ok(dummyURLs.every(thumbnailExists), "all dummy thumbnails created");
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| 
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|   // Expire thumbnails and expect 10 remaining.
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|   await expireThumbnails([]);
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|   let remainingURLs = dummyURLs.filter(thumbnailExists);
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|   is(remainingURLs.length, 10, "10 dummy thumbnails remaining");
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| 
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|   // Expire thumbnails again. All should be gone by now.
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|   await expireThumbnails([]);
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|   remainingURLs = remainingURLs.filter(thumbnailExists);
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|   is(remainingURLs.length, 0, "no dummy thumbnails remaining");
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| });
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| 
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| function createDummyThumbnail(aURL) {
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|   info("Creating dummy thumbnail for " + aURL);
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|   let dummy = new Uint8Array(10);
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|   for (let i = 0; i < 10; ++i) {
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|     dummy[i] = i;
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|   }
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|   return PageThumbsStorage.writeData(aURL, dummy);
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| }
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| 
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| function expireThumbnails(aKeep) {
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|   return PageThumbsExpiration.expireThumbnails(aKeep);
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| }
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