19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 171a44d5dcabc18cd5ef111f732ccff91683a1a093Neal Nguyenpackage com.android.internal.util; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.util.CharSequences; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport static com.android.internal.util.CharSequences.forAsciiBytes; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport junit.framework.TestCase; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.test.suitebuilder.annotation.SmallTest; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class CharSequencesTest extends TestCase { 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testCharSequences() { 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = "Crazy Bob"; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project byte[] bytes = s.getBytes(); 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String copy = toString(forAsciiBytes(bytes)); 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue(s.equals(copy)); 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project copy = toString(forAsciiBytes(bytes, 0, s.length())); 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue(s.equals(copy)); 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String crazy = toString(forAsciiBytes(bytes, 0, 5)); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("Crazy".equals(crazy)); 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String a = toString(forAsciiBytes(bytes, 0, 3).subSequence(2, 3)); 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("a".equals(a)); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String empty = toString(forAsciiBytes(bytes, 0, 3).subSequence(3, 3)); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue("".equals(empty)); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertTrue(CharSequences.equals("bob", "bob")); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertFalse(CharSequences.equals("b", "bob")); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertFalse(CharSequences.equals("", "bob")); 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Converts a CharSequence to a string the slow way. Useful for testing 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a CharSequence implementation. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static String toString(CharSequence charSequence) { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new StringBuilder().append(charSequence).toString(); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 59