Index: chrome/test/data/extensions/api_test/sync_file_system/write_file_then_get_usage/test.js |
diff --git a/chrome/test/data/extensions/api_test/sync_file_system/write_file_then_get_usage/test.js b/chrome/test/data/extensions/api_test/sync_file_system/write_file_then_get_usage/test.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4813dbdc285dfb07217bac2ed584ff9eae3e7478 |
--- /dev/null |
+++ b/chrome/test/data/extensions/api_test/sync_file_system/write_file_then_get_usage/test.js |
@@ -0,0 +1,73 @@ |
+// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+var fileEntry; |
+var fileSystem; |
+var usageBeforeWrite; |
+var testData = "12345"; |
+ |
+var testStep = [ |
+ function () { |
+ chrome.syncFileSystem.requestFileSystem('drive', testStep.shift()); |
+ }, |
+ // Create empty file. |
+ function(fs) { |
+ fileSystem = fs; |
+ fileSystem.root.getFile('Test.txt', {create: true}, testStep.shift(), |
+ errorHandler); |
+ }, |
+ function(entry) { |
+ fileEntry = entry; |
+ testStep.shift()(); |
+ }, |
+ // Record usage before write. |
+ function() { |
+ chrome.syncFileSystem.getUsageAndQuota(fileSystem, testStep.shift()); |
+ }, |
+ function(storageInfo) { |
+ usageBeforeWrite = storageInfo.usage_bytes; |
+ testStep.shift()(); |
+ }, |
+ // Write a known number of bytes. |
+ function() { |
+ fileEntry.createWriter(testStep.shift(), errorHandler); |
+ }, |
+ function (fileWriter) { |
+ fileWriter.onwriteend = function(e) { |
+ testStep.shift()(); |
+ }; |
+ fileWriter.onerror = function(e) { |
+ chrome.test.fail('Write failed: ' + e.toString()); |
+ }; |
+ fileWriter.seek(fileWriter.length); |
+ var blob = new Blob([testData], {type: "text/plain"}); |
+ fileWriter.write(blob); |
+ }, |
+ // Check the meta data for updated usage. |
+ function() { |
+ fileEntry.getMetadata(testStep.shift(), errorHandler); |
+ }, |
+ function (metadata) { |
+ chrome.test.assertEq(testData.length, metadata.size); |
+ testStep.shift()(); |
+ }, |
+ // Check global usage was updated. |
+ function() { |
+ chrome.syncFileSystem.getUsageAndQuota(fileSystem, testStep.shift()); |
+ }, |
+ function(storageInfo) { |
+ var usageAfterWrite = storageInfo.usage_bytes; |
+ chrome.test.assertEq(testData.length, usageAfterWrite - usageBeforeWrite); |
+ chrome.test.succeed(); |
+ } |
+]; |
+ |
+function errorHandler() { |
+ chrome.test.fail(); |
+} |
+ |
+chrome.test.runTests([ |
+ testStep[0] |
+]); |
+ |