/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.internal.telephony;
import android.telephony.PhoneNumberFormattingTextWatcher;
import android.test.AndroidTestCase;
import android.text.Editable;
import android.text.Selection;
import android.text.SpannableStringBuilder;
import android.text.TextWatcher;
public class PhoneNumberWatcherTest extends AndroidTestCase {
public void testAppendChars() {
final String multiChars = "65012345";
final String formatted1 = "(650) 123-45";
TextWatcher textWatcher = getTextWatcher();
SpannableStringBuilder number = new SpannableStringBuilder();
// Append more than one chars
textWatcher.beforeTextChanged(number, 0, 0, multiChars.length());
number.append(multiChars);
Selection.setSelection(number, number.length());
textWatcher.onTextChanged(number, 0, 0, number.length());
textWatcher.afterTextChanged(number);
assertEquals(formatted1, number.toString());
assertEquals(formatted1.length(), Selection.getSelectionEnd(number));
// Append one chars
final char appendChar = '6';
final String formatted2 = "(650) 123-456";
int len = number.length();
textWatcher.beforeTextChanged(number, number.length(), 0, 1);
number.append(appendChar);
Selection.setSelection(number, number.length());
textWatcher.onTextChanged(number, len, 0, 1);
textWatcher.afterTextChanged(number);
assertEquals(formatted2, number.toString());
assertEquals(formatted2.length(), Selection.getSelectionEnd(number));
}
public void testRemoveLastChars() {
final String init = "65012345678";
final String result1 = "(650) 123-4567";
TextWatcher textWatcher = getTextWatcher();
// Remove the last char.
SpannableStringBuilder number = new SpannableStringBuilder(init);
int len = number.length();
textWatcher.beforeTextChanged(number, len - 1, 1, 0);
number.delete(len - 1, len);
Selection.setSelection(number, number.length());
textWatcher.onTextChanged(number, number.length() - 1, 1, 0);
textWatcher.afterTextChanged(number);
assertEquals(result1, number.toString());
assertEquals(result1.length(), Selection.getSelectionEnd(number));
// Remove last 5 chars
final String result2 = "(650) 123";
textWatcher.beforeTextChanged(number, number.length() - 4, 4, 0);
number.delete(number.length() - 5, number.length());
Selection.setSelection(number, number.length());
textWatcher.onTextChanged(number, number.length(), 4, 0);
textWatcher.afterTextChanged(number);
assertEquals(result2, number.toString());
assertEquals(result2.length(), Selection.getSelectionEnd(number));
}
public void testInsertChars() {
final String init = "(650) 23";
final String expected1 = "(650) 123";
TextWatcher textWatcher = getTextWatcher();
// Insert one char
SpannableStringBuilder number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 4, 0, 1);
number.insert(4, "1"); // (6501) 23
Selection.setSelection(number, 5); // make the cursor at right of 1
textWatcher.onTextChanged(number, 4, 0, 1);
textWatcher.afterTextChanged(number);
assertEquals(expected1, number.toString());
// the cursor should still at the right of '1'
assertEquals(7, Selection.getSelectionEnd(number));
// Insert multiple chars
final String expected2 = "(650) 145-6723";
textWatcher.beforeTextChanged(number, 7, 0, 4);
number.insert(7, "4567"); // change to (650) 1456723
Selection.setSelection(number, 11); // the cursor is at the right of '7'.
textWatcher.onTextChanged(number, 7, 0, 4);
textWatcher.afterTextChanged(number);
assertEquals(expected2, number.toString());
// the cursor should be still at the right of '7'
assertEquals(12, Selection.getSelectionEnd(number));
}
public void testStopFormatting() {
final String init = "(650) 123";
final String expected1 = "(650) 123 4";
TextWatcher textWatcher = getTextWatcher();
// Append space
SpannableStringBuilder number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 9, 0, 2);
number.insert(9, " 4"); // (6501) 23 4
Selection.setSelection(number, number.length()); // make the cursor at right of 4
textWatcher.onTextChanged(number, 9, 0, 2);
textWatcher.afterTextChanged(number);
assertEquals(expected1, number.toString());
// the cursor should still at the right of '1'
assertEquals(expected1.length(), Selection.getSelectionEnd(number));
// Delete a ')'
final String expected2 ="(650 123";
textWatcher = getTextWatcher();
number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 4, 1, 0);
number.delete(4, 5); // (6501 23 4
Selection.setSelection(number, 5); // make the cursor at right of 1
textWatcher.onTextChanged(number, 4, 1, 0);
textWatcher.afterTextChanged(number);
assertEquals(expected2, number.toString());
// the cursor should still at the right of '1'
assertEquals(5, Selection.getSelectionEnd(number));
// Insert a hyphen
final String expected3 ="(650) 12-3";
textWatcher = getTextWatcher();
number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 8, 0, 1);
number.insert(8, "-"); // (650) 12-3
Selection.setSelection(number, 9); // make the cursor at right of -
textWatcher.onTextChanged(number, 8, 0, 1);
textWatcher.afterTextChanged(number);
assertEquals(expected3, number.toString());
// the cursor should still at the right of '-'
assertEquals(9, Selection.getSelectionEnd(number));
}
public void testRestartFormatting() {
final String init = "(650) 123";
final String expected1 = "(650) 123 4";
TextWatcher textWatcher = getTextWatcher();
// Append space
SpannableStringBuilder number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 9, 0, 2);
number.insert(9, " 4"); // (650) 123 4
Selection.setSelection(number, number.length()); // make the cursor at right of 4
textWatcher.onTextChanged(number, 9, 0, 2);
textWatcher.afterTextChanged(number);
assertEquals(expected1, number.toString());
// the cursor should still at the right of '4'
assertEquals(expected1.length(), Selection.getSelectionEnd(number));
// Clear the current string, and start formatting again.
int len = number.length();
textWatcher.beforeTextChanged(number, 0, len, 0);
number.delete(0, len);
textWatcher.onTextChanged(number, 0, len, 0);
textWatcher.afterTextChanged(number);
final String expected2 = "(650) 123-4";
number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 9, 0, 1);
number.insert(9, "4"); // (650) 1234
Selection.setSelection(number, number.length()); // make the cursor at right of 4
textWatcher.onTextChanged(number, 9, 0, 1);
textWatcher.afterTextChanged(number);
assertEquals(expected2, number.toString());
// the cursor should still at the right of '4'
assertEquals(expected2.length(), Selection.getSelectionEnd(number));
}
public void testTextChangedByOtherTextWatcher() {
final TextWatcher cleanupTextWatcher = new TextWatcher() {
public void afterTextChanged(Editable s) {
s.clear();
}
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
public void onTextChanged(CharSequence s, int start, int before,
int count) {
}
};
final String init = "(650) 123";
final String expected1 = "";
TextWatcher textWatcher = getTextWatcher();
SpannableStringBuilder number = new SpannableStringBuilder(init);
textWatcher.beforeTextChanged(number, 5, 0, 1);
number.insert(5, "4"); // (6504) 123
Selection.setSelection(number, 5); // make the cursor at right of 4
textWatcher.onTextChanged(number, 5, 0, 1);
number.setSpan(cleanupTextWatcher, 0, number.length(), 0);
textWatcher.afterTextChanged(number);
assertEquals(expected1, number.toString());
}
private TextWatcher getTextWatcher() {
return new PhoneNumberFormattingTextWatcher("US");
}
}