[Offline pages] Downloads UI: Extening DownloadSharedPreferenceEntry to include offline page

chrome/android/junit/src/org/chromium/chrome/browser/download/DownloadSharedPreferenceEntryTest.java

Index: chrome/android/junit/src/org/chromium/chrome/browser/download/DownloadSharedPreferenceEntryTest.java
diff --git a/chrome/android/junit/src/org/chromium/chrome/browser/download/DownloadSharedPreferenceEntryTest.java b/chrome/android/junit/src/org/chromium/chrome/browser/download/DownloadSharedPreferenceEntryTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..a177efd8e0ab7e60939f6aaa95474d58083cc337
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+++ b/chrome/android/junit/src/org/chromium/chrome/browser/download/DownloadSharedPreferenceEntryTest.java
@@ -0,0 +1,289 @@
+// Copyright 2016 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.
+
+package org.chromium.chrome.browser.download;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.chromium.base.BaseChromiumApplication;
+import org.chromium.base.test.shadows.ShadowMultiDex;
+import org.chromium.base.test.util.Feature;
+import org.chromium.testing.local.LocalRobolectricTestRunner;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.annotation.Config;
+
+import java.util.UUID;
+
+/** Unit tests for {@link DownloadSharedPreferenceEntry}. */
+@RunWith(LocalRobolectricTestRunner.class)
+@Config(manifest = Config.NONE, application = BaseChromiumApplication.class,
+        shadows = {ShadowMultiDex.class})
+public class DownloadSharedPreferenceEntryTest {
+    private String newUUID() {
+        return UUID.randomUUID().toString();
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringVersion1() {
+        String uuid = newUUID();
+        String notificationString = "1,2,1,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(2, entry.notificationId);
+        assertFalse(entry.isOffTheRecord);
+        assertTrue(entry.canDownloadWhileMetered);
+        assertEquals(uuid, entry.downloadGuid);
+        assertEquals("test,2.pdf", entry.fileName);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+
+        String uuid2 = newUUID();
+        notificationString = "1,3,0,0," + uuid2 + ",test,4.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(3, entry.notificationId);
+        assertTrue(entry.isOffTheRecord);
+        assertFalse(entry.canDownloadWhileMetered);
+        assertEquals(uuid2, entry.downloadGuid);
+        assertEquals("test,4.pdf", entry.fileName);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringVersion2() {
+        String uuid = newUUID();
+        String notificationString = "2,2,0,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(2, entry.notificationId);
+        assertFalse(entry.isOffTheRecord);
+        assertTrue(entry.canDownloadWhileMetered);
+        assertEquals(uuid, entry.downloadGuid);
+        assertEquals("test,2.pdf", entry.fileName);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+
+        String uuid2 = newUUID();
+        notificationString = "2,3,1,0," + uuid2 + ",test,4.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(3, entry.notificationId);
+        assertTrue(entry.isOffTheRecord);
+        assertFalse(entry.canDownloadWhileMetered);
+        assertEquals(uuid2, entry.downloadGuid);
+        assertEquals("test,4.pdf", entry.fileName);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringVersion3_Download() {
+        String uuid = newUUID();
+        String notificationString = "3,2,1,0,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(2, entry.notificationId);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+        assertFalse(entry.isOffTheRecord);
+        assertTrue(entry.canDownloadWhileMetered);
+        assertEquals(uuid, entry.downloadGuid);
+        assertEquals("test,2.pdf", entry.fileName);
+
+        String uuid2 = newUUID();
+        notificationString = "3,3,1,1,0," + uuid2 + ",test,4.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(3, entry.notificationId);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_DOWNLOAD, entry.itemType);
+        assertTrue(entry.isOffTheRecord);
+        assertFalse(entry.canDownloadWhileMetered);
+        assertEquals(uuid2, entry.downloadGuid);
+        assertEquals("test,4.pdf", entry.fileName);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringVersion3_OfflinePage() {
+        String uuid = newUUID();
+        String notificationString = "3,2,2,0,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(2, entry.notificationId);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_OFFLINE_PAGE, entry.itemType);
+        assertFalse(entry.isOffTheRecord);
+        assertTrue(entry.canDownloadWhileMetered);
+        assertEquals(uuid, entry.downloadGuid);
+        assertEquals("test,2.pdf", entry.fileName);
+
+        String uuid2 = newUUID();
+        notificationString = "3,3,2,1,0," + uuid2 + ",test,4.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(3, entry.notificationId);
+        assertEquals(DownloadSharedPreferenceEntry.ITEM_TYPE_OFFLINE_PAGE, entry.itemType);
+        assertTrue(entry.isOffTheRecord);
+        assertFalse(entry.canDownloadWhileMetered);
+        assertEquals(uuid2, entry.downloadGuid);
+        assertEquals("test,4.pdf", entry.fileName);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testGetSharedPreferencesString() {
+        String uuid = newUUID();
+        String notificationString = "3,2,2,0,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(notificationString, entry.getSharedPreferenceString());
+
+        String uuid2 = newUUID();
+        notificationString = "3,3,2,1,0," + uuid2 + ",test,4.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(notificationString, entry.getSharedPreferenceString());
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringInvalidVersion() {
+        String uuid = newUUID();
+        // Version 0 is invalid.
+        String notificationString = "0,2,0,1," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Version 4 is invalid.
+        notificationString = "4,2,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Version number is missing.
+        notificationString = ",2,2,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not possible to parse version number.
+        notificationString = "xxx,2,2,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringNotEnoughValues() {
+        String uuid = newUUID();
+        // Version 1 requires at least 6.
+        String notificationString = "1,2,0," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Version 2 requires at least 6.
+        notificationString = "2,2,0," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Version 3 requires at least 7.
+        notificationString = "3,2,2,0," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringFailedToParseNotificationId() {
+        String uuid = newUUID();
+        // Notification ID missing in version 1.
+        String notificationString = "1,,1,0," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Notification ID missing in version 2.
+        notificationString = "2,,1,0," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Notification ID missing in version 3.
+        notificationString = "3,,2,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse notification ID in version 1.
+        notificationString = "1,xxx,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse notification ID in version 2.
+        notificationString = "2,xxx,1,0," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse notification ID in version 3.
+        notificationString = "3,xxx,2,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringFailedToParseItemType() {
+        String uuid = newUUID();
+        // Item type is only present in version 3. (Position 3)
+        // Invalid item type.
+        String notificationString = "3,2,0,1,0," + uuid + ",test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Invalid item type.
+        notificationString = "3,2,3,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse item type.
+        notificationString = "3,2,xxx,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Missing item type.
+        notificationString = "3,2,,0,1," + uuid + ",test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+    }
+
+    @Test
+    @Feature({"Download"})
+    public void testParseFromStringInvalidGuid() {
+        // GUID missing in version 1.
+        String notificationString = "1,2,1,0,,test,2.pdf";
+        DownloadSharedPreferenceEntry entry =
+                DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // GUID missing in version 2.
+        notificationString = "2,2,1,0,,test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // GUID missing in version 3.
+        notificationString = "3,2,2,0,1,,test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse GUID in version 1.
+        notificationString = "1,2,0,1,xxx,test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse GUID in version 2.
+        notificationString = "2,2,1,0,xxx,test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+
+        // Not able to parse GUID in version 3.
+        notificationString = "3,2,2,0,1,xxx,test,2.pdf";
+        entry = DownloadSharedPreferenceEntry.parseFromString(notificationString);
+        assertEquals(DownloadSharedPreferenceEntry.INVALID_ENTRY, entry);
+    }
+}