1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.uwb.correction; 18 19 import static java.lang.Math.abs; 20 21 import com.android.server.uwb.correction.math.AoaVector; 22 import com.android.server.uwb.correction.math.SphericalVector; 23 import com.android.server.uwb.correction.math.Vector3; 24 25 import org.junit.Assert; 26 27 public final class TestHelpers { TestHelpers()28 private TestHelpers() {} 29 30 // Asserts that a value is within 0.001, to account for floating point rounding errors. assertClose(double v, double c)31 public static void assertClose(double v, double c) { 32 Assert.assertTrue(abs(v - c) < 0.001); 33 } 34 35 public static void assertClose(SphericalVector v, SphericalVector c) { 36 assertClose(v.azimuth, c.azimuth); 37 assertClose(v.elevation, c.elevation); 38 assertClose(v.distance, c.distance); 39 } 40 41 public static void assertClose(AoaVector v, AoaVector c) { 42 assertClose(v.azimuth, c.azimuth); 43 assertClose(v.elevation, c.elevation); 44 assertClose(v.distance, c.distance); 45 } 46 47 public static void assertClose(Vector3 v, Vector3 c) { 48 assertClose(v.x, c.x); 49 assertClose(v.y, c.y); 50 assertClose(v.z, c.z); 51 } 52 } 53