addr_range.test.cc revision 13465:dee578a46d87
1/* 2 * Copyright (c) 2018 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions are 16 * met: redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer; 18 * redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution; 21 * neither the name of the copyright holders nor the names of its 22 * contributors may be used to endorse or promote products derived from 23 * this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36 * 37 * Authors: Nikos Nikoleris 38 */ 39 40#include <gtest/gtest.h> 41 42#include "base/addr_range.hh" 43 44TEST(AddrRangeComp, AddrRangeIsSubset) 45{ 46 AddrRange r, r1, r2; 47 48 // Test non-interleaved ranges 49 r1 = AddrRange(0x0, 0x7f); 50 r2 = AddrRange(0x80, 0xff); 51 52 r = AddrRange(0x0, 0xf); 53 EXPECT_TRUE(r.isSubset(r1)); 54 EXPECT_FALSE(r.isSubset(r2)); 55 56 r = AddrRange(0x80, 0x8f); 57 EXPECT_FALSE(r.isSubset(r1)); 58 EXPECT_TRUE(r.isSubset(r2)); 59 60 // Test interleaved ranges 61 r1 = AddrRange(0x0, 0xff, 6, 0, 1, 0); 62 r2 = AddrRange(0x0, 0xff, 6, 0, 1, 1); 63 64 r = AddrRange(0x0, 0xf); 65 EXPECT_TRUE(r.isSubset(r1)); 66 EXPECT_FALSE(r.isSubset(r2)); 67 68 r = AddrRange(0x40, 0x4f); 69 EXPECT_FALSE(r.isSubset(r1)); 70 EXPECT_TRUE(r.isSubset(r2)); 71 72 r = AddrRange(0xbf, 0xc0); 73 EXPECT_FALSE(r.isSubset(r1)); 74 EXPECT_FALSE(r.isSubset(r2)); 75 76 // Test interleaved ranges with hashing 77 r1 = AddrRange(0x0, 0xff, 6, 7, 1, 0); 78 r2 = AddrRange(0x0, 0xff, 6, 7, 1, 1); 79 80 r = AddrRange(0x0, 0xf); 81 EXPECT_TRUE(r.isSubset(r1)); 82 EXPECT_FALSE(r.isSubset(r2)); 83 84 r = AddrRange(0x40, 0x4f); 85 EXPECT_FALSE(r.isSubset(r1)); 86 EXPECT_TRUE(r.isSubset(r2)); 87 88 r = AddrRange(0xbf, 0xc0); 89 EXPECT_FALSE(r.isSubset(r1)); 90 EXPECT_FALSE(r.isSubset(r2)); 91} 92