Files.app: Add a unit test of ProgressCenterHandler class.

chrome/test/data/file_manager/unit_tests/progress_center_handler_unittest.js

+// Copyright 2013 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.
+'use strict';
+
+// Mock items.
+var fileOperationManager = null;
+var progressCenter = null;
+
+// Test target.
+var handler = null;
+
+// Set up the test components.
+function setUp() {
+  // Set up string assets.
+  loadTimeData.data = {
+    COPY_FILE_NAME: 'Copying $1...',
+    COPY_TARGET_EXISTS_ERROR: '$1 is already exists.',
+    COPY_FILESYSTEM_ERROR: 'Copy filesystem error: $1',
+    FILE_ERROR_GENERIC: 'File error generic.',
+    COPY_UNEXPECTED_ERROR: 'Copy unexpected error: $1'
+  };
+
+  // Make ProgressCenterHandler.
+  fileOperationManager = new MockFileOperationManager();
+  progressCenter = new MockProgressCenter();
+  handler = new ProgressCenterHandler(
+      fileOperationManager,
+      progressCenter);
+}
+
+// Test for success copy.
+function testCopySuccess() {
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'BEGIN',
+    status: {
+      operationType: 'COPY',
+      numRemainingItems: 1,
+      processingEntry: {name: 'sample.txt'},
+      totalBytes: 200,
+      processedBytes: 0
+    }
+  });
+
+  // Check the updated item.
+  var item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.PROGRESSING, item.state);
+  assertEquals('TASK_ID', item.id);
+  assertEquals('Copying sample.txt...', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+
+  // Dispatch an event.
+  fileOperationManager.cancelEvent = {
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'SUCCESS',
+    status: {
+      operationType: 'COPY'
+    }
+  };
+  item.cancelCallback();
+
+  // Check the updated item.
+  item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.COMPLETED, item.state);
+  assertEquals('TASK_ID', item.id);
+  assertEquals('', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(100, item.progressRateInPercent);
+}
+
+// Test for copy cancel.
+function testCopyCancel() {
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'BEGIN',
+    status: {
+      operationType: 'COPY',
+      numRemainingItems: 1,
+      processingEntry: {name: 'sample.txt'},
+      totalBytes: 200,
+      processedBytes: 0
+    }
+  });
+
+  // Check the updated item.
+  var item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.PROGRESSING, item.state);
+  assertEquals('Copying sample.txt...', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'CANCELED',
+    status: {
+      operationType: 'COPY'
+    }
+  });
+
+  // Check the updated item.
+  item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.CANCELED, item.state);
+  assertEquals('', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+}
+
+// Test for copy target exists error.
+function testCopyTargetExistsError() {
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'ERROR',
+    status: {
+      operationType: 'COPY'
+    },
+    error: {
+      code: util.FileOperationErrorType.TARGET_EXISTS,
+      data: {name: 'sample.txt'}
+    }
+  });
+
+  // Check the updated item.
+  var item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.ERROR, item.state);
+  assertEquals('sample.txt is already exists.', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+}
+
+// Test for copy file system error.
+function testCopyFileSystemError() {
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'ERROR',
+    status: {
+      operationType: 'COPY'
+    },
+    error: {
+      code: util.FileOperationErrorType.FILESYSTEM_ERROR,
+      data: {code: ''}
+    }
+  });
+
+  // Check the updated item.
+  var item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.ERROR, item.state);
+  assertEquals('Copy filesystem error: File error generic.', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+}
+
+// Test for copy unexpected error.
+function testCopyUnexpectedError() {
+  // Dispatch an event.
+  fileOperationManager.dispatchEvent({
+    type: 'copy-progress',
+    taskId: 'TASK_ID',
+    reason: 'ERROR',
+    status: {
+      operationType: 'COPY'
+    },
+    error: {
+      code: 'Unexpected',
+      data: {name: 'sample.txt'}
+    }
+  });
+
+  // Check the updated item.
+  var item = progressCenter.items['TASK_ID'];
+  assertEquals(ProgressItemState.ERROR, item.state);
+  assertEquals('Copy unexpected error: Unexpected', item.message);
+  assertEquals('copy', item.type);
+  assertEquals(false, item.summarized);
+  assertEquals(0, item.progressRateInPercent);
+}