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/*
* Copyright (C) 2017 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.
*/
class Main {
final static int iterations = 10;
public static void assertIntEquals(int expected, int result) {
if (expected != result) {
throw new Error("Expected: " + expected + ", found: " + result);
}
}
public static void assertDoubleEquals(double expected, double result) {
if (expected != result) {
throw new Error("Expected: " + expected + ", found: " + result);
}
}
public static void assertFloatEquals(float expected, float result) {
if (expected != result) {
throw new Error("Expected: " + expected + ", found: " + result);
}
}
public static void assertLongEquals(long expected, long result) {
if (expected != result) {
throw new Error("Expected: " + expected + ", found: " + result);
}
}
public static long simpleMethod(long jj, long kk) {
jj = jj >>> kk;
return jj;
}
public static int simpleMethod1(int jj, int kk) {
jj = jj << kk;
jj = jj << kk;
return jj;
}
public static float simpleMethod2(float jj, float ii) {
jj = ii / jj;
jj = jj / ii;
return jj;
}
public static void main(String[] args) {
long workJ = 0xFFEFAAAA;
long workK = 0xF8E9BBBB;
int workJ1 = 0xFFEF;
int workK1 = 0xF8E9;
float workJ2 = 10.0f;
float workK2 = 15.0f;
for (long i = 0; i < iterations; i++) {
workJ = simpleMethod(workJ, workK) + i;
}
assertLongEquals(workJ, 9);
for (int i = 0; i < iterations; i++) {
workJ1 = simpleMethod1(workJ1, workK1) + i;
}
assertIntEquals(workJ1, 2097161);
for (float i = 0.0f; i < iterations; i++) {
workJ2 = simpleMethod2(workJ2, workK2) + i;
}
assertFloatEquals(workJ2, 9.122855f);
}
}
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