From 6d8d20617e742e68d9dc53380664a85dbaa3f927 Mon Sep 17 00:00:00 2001 From: Michael Plass Date: Tue, 14 Feb 2017 15:25:48 -0800 Subject: New helper class BitMask Helpful for translating bit flags. Test: New unit test Bug: 34902105 Change-Id: Id5bdcc0b22c3171fb3111d4fd3343f74de059ea1 --- .../com/android/server/wifi/util/BitMaskTest.java | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 tests/wifitests/src/com/android/server/wifi/util/BitMaskTest.java (limited to 'tests') diff --git a/tests/wifitests/src/com/android/server/wifi/util/BitMaskTest.java b/tests/wifitests/src/com/android/server/wifi/util/BitMaskTest.java new file mode 100644 index 000000000..af7ad04db --- /dev/null +++ b/tests/wifitests/src/com/android/server/wifi/util/BitMaskTest.java @@ -0,0 +1,39 @@ +/* + * 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. + */ + +package com.android.server.wifi.util; + +import org.junit.Assert; +import org.junit.Test; + +/** + * Unit tests for {@link com.android.server.wifi.util.BitMask}. + */ +public class BitMaskTest { + /** + * Test that checkoff.testAndClear works as advertised + */ + @Test + public void testBitMask() throws Exception { + + BitMask checkoff = new BitMask(0x53); + + Assert.assertTrue(checkoff.testAndClear(0x10)); // First time, bit should be there + Assert.assertFalse(checkoff.testAndClear(0x10)); // Second time, should be gone + Assert.assertFalse(checkoff.testAndClear(0x100)); // This bit was not set + Assert.assertEquals(0x43, checkoff.value); // These should be left + } +} -- cgit v1.2.3