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 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.util; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport junit.framework.TestCase; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.test.suitebuilder.annotation.SmallTest; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class FloatMathTest extends TestCase { 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testSqrt() { 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(7, FloatMath.sqrt(49), 0); 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(10, FloatMath.sqrt(100), 0); 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(0, FloatMath.sqrt(0), 0); 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(1, FloatMath.sqrt(1), 0); 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testFloor() { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(78, FloatMath.floor(78.89f), 0); 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(-79, FloatMath.floor(-78.89f), 0); 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testCeil() { 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(79, FloatMath.ceil(78.89f), 0); 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(-78, FloatMath.ceil(-78.89f), 0); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testSin() { 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(0.0, FloatMath.sin(0), 0); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(0.8414709848078965f, FloatMath.sin(1), 0); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SmallTest 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void testCos() { 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(1.0f, FloatMath.cos(0), 0); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assertEquals(0.5403023058681398f, FloatMath.cos(1), 0); 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 56