559 lines
21 KiB
Java
559 lines
21 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.emailcommon.utility;
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import com.android.email.DBTestHelper;
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import com.android.email.FolderProperties;
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import com.android.email.R;
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import com.android.email.TestUtils;
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import com.android.email.UiUtilities;
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import com.android.email.provider.ProviderTestUtils;
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import com.android.emailcommon.provider.EmailContent.Account;
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import com.android.emailcommon.provider.EmailContent.Attachment;
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import com.android.emailcommon.provider.EmailContent.Mailbox;
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import com.android.emailcommon.utility.Utility.NewFileCreator;
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import android.content.Context;
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import android.database.Cursor;
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import android.database.CursorWrapper;
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import android.database.MatrixCursor;
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import android.graphics.drawable.Drawable;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.test.AndroidTestCase;
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import android.test.MoreAsserts;
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import android.test.suitebuilder.annotation.SmallTest;
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import android.text.SpannableStringBuilder;
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import android.text.TextUtils;
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import android.widget.ListView;
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import android.widget.TextView;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.HashSet;
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import java.util.Locale;
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import java.util.Set;
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/**
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* This is a series of unit tests for the Utility class. These tests must be locally
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* complete - no server(s) required.
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*
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* You can run this entire test case with:
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* runtest -c com.android.email.UtilityUnitTests email
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*/
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@SmallTest
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public class UtilityUnitTests extends AndroidTestCase {
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/**
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* Tests of the IMAP quoting rules function.
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*/
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public void testImapQuote() {
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// Simple strings should come through with simple quotes
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assertEquals("\"abcd\"", Utility.imapQuoted("abcd"));
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// Quoting internal double quotes with \
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assertEquals("\"ab\\\"cd\"", Utility.imapQuoted("ab\"cd"));
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// Quoting internal \ with \\
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assertEquals("\"ab\\\\cd\"", Utility.imapQuoted("ab\\cd"));
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}
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/**
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* Tests of the syncronization of array and types of the display folder names
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*/
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public void testGetDisplayName() {
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Context context = getContext();
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String expect, name;
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expect = context.getString(R.string.mailbox_name_display_inbox);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_INBOX);
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assertEquals(expect, name);
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expect = null;
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_MAIL);
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assertEquals(expect, name);
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expect = null;
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_PARENT);
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assertEquals(expect, name);
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expect = context.getString(R.string.mailbox_name_display_drafts);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_DRAFTS);
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assertEquals(expect, name);
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expect = context.getString(R.string.mailbox_name_display_outbox);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_OUTBOX);
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assertEquals(expect, name);
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expect = context.getString(R.string.mailbox_name_display_sent);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_SENT);
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assertEquals(expect, name);
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expect = context.getString(R.string.mailbox_name_display_trash);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_TRASH);
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assertEquals(expect, name);
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expect = context.getString(R.string.mailbox_name_display_junk);
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name = FolderProperties.getInstance(context).getDisplayName(Mailbox.TYPE_JUNK);
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assertEquals(expect, name);
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// Testing illegal index
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expect = null;
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name = FolderProperties.getInstance(context).getDisplayName(8);
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assertEquals(expect, name);
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}
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/**
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* Confirm that all of the special icons are available and unique
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*/
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public void testSpecialIcons() {
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FolderProperties fp = FolderProperties.getInstance(mContext);
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// Make sure they're available
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Drawable inbox = fp.getIcon(Mailbox.TYPE_INBOX, -1);
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Drawable mail = fp.getIcon(Mailbox.TYPE_MAIL, -1);
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Drawable parent = fp.getIcon(Mailbox.TYPE_PARENT, -1);
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Drawable drafts = fp.getIcon(Mailbox.TYPE_DRAFTS, -1);
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Drawable outbox = fp.getIcon(Mailbox.TYPE_OUTBOX, -1);
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Drawable sent = fp.getIcon(Mailbox.TYPE_SENT, -1);
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Drawable trash = fp.getIcon(Mailbox.TYPE_TRASH, -1);
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Drawable junk = fp.getIcon(Mailbox.TYPE_JUNK, -1);
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// Make sure they're unique
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Set<Drawable> set = new HashSet<Drawable>();
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set.add(inbox);
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set.add(parent);
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set.add(drafts);
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set.add(outbox);
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set.add(sent);
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set.add(trash);
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set.add(junk);
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assertEquals(7, set.size());
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assertNull(mail);
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}
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private static byte[] b(int... array) {
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return TestUtils.b(array);
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}
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public void testToUtf8() {
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assertNull(Utility.toUtf8(null));
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MoreAsserts.assertEquals(new byte[] {}, Utility.toUtf8(""));
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MoreAsserts.assertEquals(b('a'), Utility.toUtf8("a"));
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MoreAsserts.assertEquals(b('A', 'B', 'C'), Utility.toUtf8("ABC"));
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MoreAsserts.assertEquals(b(0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E),
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Utility.toUtf8("\u65E5\u672C\u8A9E"));
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}
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public void testFromUtf8() {
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assertNull(Utility.fromUtf8(null));
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assertEquals("", Utility.fromUtf8(new byte[] {}));
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assertEquals("a", Utility.fromUtf8(b('a')));
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assertEquals("ABC", Utility.fromUtf8(b('A', 'B', 'C')));
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assertEquals("\u65E5\u672C\u8A9E",
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Utility.fromUtf8(b(0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E)));
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}
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public void testIsFirstUtf8Byte() {
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// 1 byte in UTF-8.
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checkIsFirstUtf8Byte("0"); // First 2 bits: 00
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checkIsFirstUtf8Byte("A"); // First 2 bits: 01
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checkIsFirstUtf8Byte("\u00A2"); // 2 bytes in UTF-8.
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checkIsFirstUtf8Byte("\u20AC"); // 3 bytes in UTF-8.
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checkIsFirstUtf8Byte("\uD852\uDF62"); // 4 bytes in UTF-8. (surrogate pair)
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}
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private void checkIsFirstUtf8Byte(String aChar) {
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byte[] bytes = Utility.toUtf8(aChar);
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assertTrue("0", Utility.isFirstUtf8Byte(bytes[0]));
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for (int i = 1; i < bytes.length; i++) {
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assertFalse(Integer.toString(i), Utility.isFirstUtf8Byte(bytes[i]));
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}
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}
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public void testByteToHex() {
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for (int i = 0; i <= 0xFF; i++) {
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String hex = Utility.byteToHex((byte) i);
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assertEquals("val=" + i, 2, hex.length());
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assertEquals("val=" + i, i, Integer.parseInt(hex, 16));
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}
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}
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public void testReplaceBareLfWithCrlf() {
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assertEquals("", Utility.replaceBareLfWithCrlf(""));
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assertEquals("", Utility.replaceBareLfWithCrlf("\r"));
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assertEquals("\r\n", Utility.replaceBareLfWithCrlf("\r\n"));
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assertEquals("\r\n", Utility.replaceBareLfWithCrlf("\n"));
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assertEquals("\r\n\r\n\r\n", Utility.replaceBareLfWithCrlf("\n\n\n"));
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assertEquals("A\r\nB\r\nC\r\nD", Utility.replaceBareLfWithCrlf("A\nB\r\nC\nD"));
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}
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public void testGetSmallHash() {
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assertEquals("1438642069", Utility.getSmallHash(""));
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assertEquals("1354919068", Utility.getSmallHash("abc"));
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}
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public void testGetSmallSha1() {
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byte[] sha1 = new byte[20];
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// White box test. Not so great, but to make sure it may detect careless mistakes...
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assertEquals(0, Utility.getSmallHashFromSha1(sha1));
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for (int i = 0; i < sha1.length; i++) {
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sha1[i] = (byte) 0xFF;
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}
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assertEquals(Integer.MAX_VALUE, Utility.getSmallHashFromSha1(sha1));
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// Boundary check
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for (int i = 0; i < 16; i++) {
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sha1[19] = (byte) i;
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Utility.getSmallHashFromSha1(sha1);
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}
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}
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public void testCleanUpMimeDate() {
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assertNull(Utility.cleanUpMimeDate(null));
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assertEquals("", Utility.cleanUpMimeDate(""));
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assertEquals("abc", Utility.cleanUpMimeDate("abc"));
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assertEquals("GMT", Utility.cleanUpMimeDate("GMT"));
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assertEquals("0000", Utility.cleanUpMimeDate("0000"));
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assertEquals("-0000", Utility.cleanUpMimeDate("-0000"));
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assertEquals("+1234", Utility.cleanUpMimeDate("GMT+1234"));
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assertEquals("-1234", Utility.cleanUpMimeDate("GMT-1234"));
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assertEquals("gmt-1234", Utility.cleanUpMimeDate("gmt-1234"));
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assertEquals("GMT-123", Utility.cleanUpMimeDate("GMT-123"));
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assertEquals("Thu, 10 Dec 09 15:08:08 -0700",
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Utility.cleanUpMimeDate("Thu, 10 Dec 09 15:08:08 GMT-0700"));
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assertEquals("Thu, 10 Dec 09 15:08:08 -0700",
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Utility.cleanUpMimeDate("Thu, 10 Dec 09 15:08:08 -0700"));
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}
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public void testFormatSize() {
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if (!"en".equalsIgnoreCase(Locale.getDefault().getLanguage())) {
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return; // Only works on the EN locale.
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}
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assertEquals("0B", UiUtilities.formatSize(getContext(), 0));
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assertEquals("1B", UiUtilities.formatSize(getContext(), 1));
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assertEquals("1023B", UiUtilities.formatSize(getContext(), 1023));
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assertEquals("1KB", UiUtilities.formatSize(getContext(), 1024));
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assertEquals("1023KB", UiUtilities.formatSize(getContext(), 1024 * 1024 - 1));
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assertEquals("1MB", UiUtilities.formatSize(getContext(), 1024 * 1024));
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assertEquals("1023MB", UiUtilities.formatSize(getContext(), 1024 * 1024 * 1024 - 1));
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assertEquals("1GB", UiUtilities.formatSize(getContext(), 1024 * 1024 * 1024));
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assertEquals("5GB", UiUtilities.formatSize(getContext(), 5L * 1024 * 1024 * 1024));
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}
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private static class MyNewFileCreator implements NewFileCreator {
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private final HashSet<String> mExistingFileNames;
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public MyNewFileCreator(String... fileNames) {
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mExistingFileNames = new HashSet<String>();
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for (String f : fileNames) {
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mExistingFileNames.add(f);
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}
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}
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@Override public boolean createNewFile(File f) {
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return !mExistingFileNames.contains(f.getAbsolutePath());
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}
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}
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public void testCreateUniqueFile() throws Exception {
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final MyNewFileCreator noFiles = new MyNewFileCreator();
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// Case 1: Files don't exist.
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checkCreateUniqueFile("/a", noFiles, "/", "a");
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checkCreateUniqueFile("/a.txt", noFiles, "/", "a.txt");
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checkCreateUniqueFile("/a/b/a", noFiles, "/a/b", "a");
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checkCreateUniqueFile("/a/b/a.txt", noFiles, "/a/b", "a.txt");
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// Case 2: Files exist already.
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final MyNewFileCreator files = new MyNewFileCreator(
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"/a", "/a.txt", "/a/b/a", "/a/b/a.txt",
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"/a-2.txt",
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"/a/b/a-2", "/a/b/a-3",
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"/a/b/a-2.txt", "/a/b/a-3.txt", "/a/b/a-4.txt"
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);
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checkCreateUniqueFile("/a-2", files, "/", "a");
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checkCreateUniqueFile("/a-3.txt", files, "/", "a.txt");
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checkCreateUniqueFile("/a/b/a-4", files, "/a/b", "a");
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checkCreateUniqueFile("/a/b/a-5.txt", files, "/a/b", "a.txt");
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}
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private void checkCreateUniqueFile(String expectedFileName, NewFileCreator nfc,
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String dir, String fileName) throws Exception {
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assertEquals(expectedFileName,
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Utility.createUniqueFileInternal(nfc, new File(dir), fileName).toString());
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}
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/**
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* Test that we have the necessary permissions to write to external storage.
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*/
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public void testExternalStoragePermissions() throws FileNotFoundException, IOException {
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File file = null;
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try {
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// If there's no storage available, this test is moot
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if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
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return;
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}
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file = Utility.createUniqueFile(Environment.getExternalStorageDirectory(),
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"write-test");
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OutputStream out = new FileOutputStream(file);
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out.write(1);
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out.close();
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} finally {
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try {
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if (file != null) {
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if (file.exists()) {
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file.delete();
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}
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}
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} catch (Exception e) {
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// ignore cleanup error - it still throws the original
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}
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}
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}
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public void testIsPortFieldValid() {
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TextView view = new TextView(getContext());
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// null, empty, negative, and non integer strings aren't valid
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view.setText(null);
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("");
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("-1");
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("1403.75");
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("0");
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("65536");
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assertFalse(Utility.isPortFieldValid(view));
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view.setText("i'm not valid");
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assertFalse(Utility.isPortFieldValid(view));
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// These next values are valid
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view.setText("1");
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assertTrue(Utility.isPortFieldValid(view));
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view.setText("65535");
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assertTrue(Utility.isPortFieldValid(view));
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}
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public void testListStateSaver() {
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final String BUNDLE_KEY = "a";
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Bundle b = new Bundle();
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// Create a list view, save the state.
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// (Use blocks to make sure we won't use the same instance later.)
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{
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final MockListView lv1 = new MockListView(getContext());
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lv1.mCustomData = 1;
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final Utility.ListStateSaver lss1 = new Utility.ListStateSaver(lv1);
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b.putParcelable(BUNDLE_KEY, lss1);
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}
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// Restore the state into a new list view.
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{
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final Utility.ListStateSaver lss2 = b.getParcelable(BUNDLE_KEY);
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final MockListView lv2 = new MockListView(getContext());
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lss2.restore(lv2);
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assertEquals(1, lv2.mCustomData);
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}
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}
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public void testToPrimitiveLongArray() {
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assertEquals(0, Utility.toPrimitiveLongArray(createLongCollection()).length);
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final long[] one = Utility.toPrimitiveLongArray(createLongCollection(1));
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assertEquals(1, one.length);
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assertEquals(1, one[0]);
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final long[] two = Utility.toPrimitiveLongArray(createLongCollection(3, 4));
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assertEquals(2, two.length);
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assertEquals(3, two[0]);
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assertEquals(4, two[1]);
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}
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public void testGetContentFileName() throws Exception {
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Context providerContext = DBTestHelper.ProviderContextSetupHelper.getProviderContext(
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mContext);
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final long ACCOUNT_ID = 1;
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final long MESSAGE_ID = 10;
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Account account = ProviderTestUtils.setupAccount("account", true, providerContext);
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Mailbox mailbox = ProviderTestUtils.setupMailbox("box", account.mId, true, providerContext);
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// Set up an attachment.
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Attachment att = ProviderTestUtils.setupAttachment(mailbox.mId, "name", 123, true,
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providerContext);
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long attachmentId = att.mId;
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Uri uri = AttachmentUtilities.getAttachmentUri(account.mId, attachmentId);
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// Case 1: exists in the provider.
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assertEquals("name", Utility.getContentFileName(providerContext, uri));
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// Case 2: doesn't exist in the provider
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Uri notExistUri = AttachmentUtilities.getAttachmentUri(account.mId, 123456789);
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String lastPathSegment = notExistUri.getLastPathSegment();
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assertEquals(lastPathSegment, Utility.getContentFileName(providerContext, notExistUri));
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}
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private static Collection<Long> createLongCollection(long... values) {
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ArrayList<Long> ret = new ArrayList<Long>();
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for (long value : values) {
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ret.add(value);
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}
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return ret;
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}
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public void testDumpCursor() {
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// Just make sure the method won't crash and returns non-empty string.
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final Cursor c1 = new MatrixCursor(new String[] {"col"});
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final Cursor c2 = new CursorWrapper(c1);
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// Note it's a subclass of CursorWrapper.
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final Cursor c3 = new CursorWrapper(c2) {
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};
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c1)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c2)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c3)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(null)));
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// Test again with closed cursor.
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c1.close();
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c1)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c2)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(c3)));
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assertFalse(TextUtils.isEmpty(Utility.dumpCursor(null)));
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}
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public void testCloseTraceCursorWrapper() {
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final Cursor org = new MatrixCursor(new String[] {"col"});
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final Utility.CloseTraceCursorWrapper c =
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Utility.CloseTraceCursorWrapper.alwaysCreateForTest(org);
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// Not closed -- no stack trace
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assertNull(Utility.CloseTraceCursorWrapper.getTraceIfAvailable(c));
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Utility.CloseTraceCursorWrapper.log(c); // shouldn't crash
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// Close, now stack trace should be available
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c.close();
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assertNotNull(Utility.CloseTraceCursorWrapper.getTraceIfAvailable(c));
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Utility.CloseTraceCursorWrapper.log(c);
|
|
|
|
// shouldn't crash
|
|
Utility.CloseTraceCursorWrapper.log(null);
|
|
}
|
|
|
|
public void testAppendBold() {
|
|
SpannableStringBuilder ssb = new SpannableStringBuilder();
|
|
ssb.append("no");
|
|
|
|
assertEquals(ssb, Utility.appendBold(ssb, "BO"));
|
|
|
|
assertEquals("noBO", ssb.toString());
|
|
// TODO check style -- but how?
|
|
}
|
|
|
|
public void testGetMessageCountForUi() {
|
|
final Context c = getContext();
|
|
|
|
// Negavive valeus not really expected, but at least shouldn't crash.
|
|
assertEquals("-1", UiUtilities.getMessageCountForUi(c, -1, true));
|
|
assertEquals("-1", UiUtilities.getMessageCountForUi(c, -1, false));
|
|
|
|
assertEquals("", UiUtilities.getMessageCountForUi(c, 0, true));
|
|
assertEquals("0", UiUtilities.getMessageCountForUi(c, 0, false));
|
|
|
|
assertEquals("1", UiUtilities.getMessageCountForUi(c, 1, true));
|
|
assertEquals("1", UiUtilities.getMessageCountForUi(c, 1, false));
|
|
|
|
assertEquals("999", UiUtilities.getMessageCountForUi(c, 999, true));
|
|
assertEquals("999", UiUtilities.getMessageCountForUi(c, 999, false));
|
|
|
|
final String moreThan999 = c.getString(R.string.more_than_999);
|
|
|
|
assertEquals(moreThan999, UiUtilities.getMessageCountForUi(c, 1000, true));
|
|
assertEquals(moreThan999, UiUtilities.getMessageCountForUi(c, 1000, false));
|
|
|
|
assertEquals(moreThan999, UiUtilities.getMessageCountForUi(c, 1001, true));
|
|
assertEquals(moreThan999, UiUtilities.getMessageCountForUi(c, 1001, false));
|
|
}
|
|
|
|
/**
|
|
* A {@link ListView} used by {@link #testListStateSaver}.
|
|
*/
|
|
private static class MockListView extends ListView {
|
|
public int mCustomData;
|
|
|
|
public MockListView(Context context) {
|
|
super(context);
|
|
}
|
|
|
|
@Override
|
|
public Parcelable onSaveInstanceState() {
|
|
SavedState ss = new SavedState(super.onSaveInstanceState());
|
|
ss.mCustomData = mCustomData;
|
|
return ss;
|
|
}
|
|
|
|
@Override
|
|
public void onRestoreInstanceState(Parcelable state) {
|
|
SavedState ss = (SavedState) state;
|
|
mCustomData = ss.mCustomData;
|
|
}
|
|
|
|
static class SavedState extends BaseSavedState {
|
|
public int mCustomData;
|
|
|
|
SavedState(Parcelable superState) {
|
|
super(superState);
|
|
}
|
|
|
|
private SavedState(Parcel in) {
|
|
super(in);
|
|
in.writeInt(mCustomData);
|
|
}
|
|
|
|
@Override
|
|
public void writeToParcel(Parcel out, int flags) {
|
|
super.writeToParcel(out, flags);
|
|
mCustomData = out.readInt();
|
|
}
|
|
|
|
public static final Parcelable.Creator<SavedState> CREATOR
|
|
= new Parcelable.Creator<SavedState>() {
|
|
public SavedState createFromParcel(Parcel in) {
|
|
return new SavedState(in);
|
|
}
|
|
|
|
public SavedState[] newArray(int size) {
|
|
return new SavedState[size];
|
|
}
|
|
};
|
|
}
|
|
}
|
|
}
|