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// Copyright (C) 2006 Google Inc.
//
// 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.
// contained_range_map_unittest.cc: Unit tests for ContainedRangeMap
//
// Author: Mark Mentovai
#include <cstdio>
#include "processor/contained_range_map-inl.h"
#define ASSERT_TRUE(condition) \
if (!(condition)) { \
fprintf(stderr, "FAIL: %s @ %s:%d\n", #condition, __FILE__, __LINE__); \
return false; \
}
#define ASSERT_FALSE(condition) ASSERT_TRUE(!(condition))
using google_airbag::ContainedRangeMap;
static bool RunTests() {
ContainedRangeMap<unsigned int, int> crm;
// First, do the StoreRange tests. This validates the containment
// rules.
ASSERT_TRUE (crm.StoreRange(10, 10, 1));
ASSERT_FALSE(crm.StoreRange(10, 10, 2)); // exactly equal to 1
ASSERT_FALSE(crm.StoreRange(11, 10, 3)); // begins inside 1 and extends up
ASSERT_FALSE(crm.StoreRange( 9, 10, 4)); // begins below 1 and ends inside
ASSERT_TRUE (crm.StoreRange(11, 9, 5)); // contained by existing
ASSERT_TRUE (crm.StoreRange(12, 7, 6));
ASSERT_TRUE (crm.StoreRange( 9, 12, 7)); // contains existing
ASSERT_TRUE (crm.StoreRange( 9, 13, 8));
ASSERT_TRUE (crm.StoreRange( 8, 14, 9));
ASSERT_TRUE (crm.StoreRange(30, 3, 10));
ASSERT_TRUE (crm.StoreRange(33, 3, 11));
ASSERT_TRUE (crm.StoreRange(30, 6, 12)); // storable but totally masked
ASSERT_TRUE (crm.StoreRange(40, 8, 13)); // will be totally masked
ASSERT_TRUE (crm.StoreRange(40, 4, 14));
ASSERT_TRUE (crm.StoreRange(44, 4, 15));
ASSERT_FALSE(crm.StoreRange(32, 10, 16)); // begins in #10, ends in #14
ASSERT_FALSE(crm.StoreRange(50, 0, 17)); // zero length
ASSERT_TRUE (crm.StoreRange(50, 10, 18));
ASSERT_TRUE (crm.StoreRange(50, 1, 19));
ASSERT_TRUE (crm.StoreRange(59, 1, 20));
ASSERT_TRUE (crm.StoreRange(60, 1, 21));
ASSERT_TRUE (crm.StoreRange(69, 1, 22));
ASSERT_TRUE (crm.StoreRange(60, 10, 23));
ASSERT_TRUE (crm.StoreRange(68, 1, 24));
ASSERT_TRUE (crm.StoreRange(61, 1, 25));
ASSERT_TRUE (crm.StoreRange(61, 8, 26));
ASSERT_FALSE(crm.StoreRange(59, 9, 27));
ASSERT_FALSE(crm.StoreRange(59, 10, 28));
ASSERT_FALSE(crm.StoreRange(59, 11, 29));
ASSERT_TRUE (crm.StoreRange(70, 10, 30));
ASSERT_TRUE (crm.StoreRange(74, 2, 31));
ASSERT_TRUE (crm.StoreRange(77, 2, 32));
ASSERT_FALSE(crm.StoreRange(72, 6, 33));
ASSERT_TRUE (crm.StoreRange(80, 3, 34));
ASSERT_TRUE (crm.StoreRange(81, 1, 35));
ASSERT_TRUE (crm.StoreRange(82, 1, 36));
ASSERT_TRUE (crm.StoreRange(83, 3, 37));
ASSERT_TRUE (crm.StoreRange(84, 1, 38));
ASSERT_TRUE (crm.StoreRange(83, 1, 39));
ASSERT_TRUE (crm.StoreRange(86, 5, 40));
ASSERT_TRUE (crm.StoreRange(88, 1, 41));
ASSERT_TRUE (crm.StoreRange(90, 1, 42));
ASSERT_TRUE (crm.StoreRange(86, 1, 43));
ASSERT_TRUE (crm.StoreRange(87, 1, 44));
ASSERT_TRUE (crm.StoreRange(89, 1, 45));
ASSERT_TRUE (crm.StoreRange(87, 4, 46));
ASSERT_TRUE (crm.StoreRange(87, 3, 47));
ASSERT_FALSE(crm.StoreRange(86, 2, 48));
// Each element in test_data contains the expected result when calling
// RetrieveRange on an address.
const int test_data[] = {
0, // 0
0, // 1
0, // 2
0, // 3
0, // 4
0, // 5
0, // 6
0, // 7
9, // 8
7, // 9
1, // 10
5, // 11
6, // 12
6, // 13
6, // 14
6, // 15
6, // 16
6, // 17
6, // 18
5, // 19
7, // 20
8, // 21
0, // 22
0, // 23
0, // 24
0, // 25
0, // 26
0, // 27
0, // 28
0, // 29
10, // 30
10, // 31
10, // 32
11, // 33
11, // 34
11, // 35
0, // 36
0, // 37
0, // 38
0, // 39
14, // 40
14, // 41
14, // 42
14, // 43
15, // 44
15, // 45
15, // 46
15, // 47
0, // 48
0, // 49
19, // 50
18, // 51
18, // 52
18, // 53
18, // 54
18, // 55
18, // 56
18, // 57
18, // 58
20, // 59
21, // 60
25, // 61
26, // 62
26, // 63
26, // 64
26, // 65
26, // 66
26, // 67
24, // 68
22, // 69
30, // 70
30, // 71
30, // 72
30, // 73
31, // 74
31, // 75
30, // 76
32, // 77
32, // 78
30, // 79
34, // 80
35, // 81
36, // 82
39, // 83
38, // 84
37, // 85
43, // 86
44, // 87
41, // 88
45, // 89
42, // 90
0, // 91
0, // 92
0, // 93
0, // 94
0, // 95
0, // 96
0, // 97
0, // 98
0 // 99
};
unsigned int test_high = sizeof(test_data) / sizeof(int);
// Now, do the RetrieveRange tests. This further validates that the
// objects were stored properly and that retrieval returns the correct
// object.
// If GENERATE_TEST_DATA is defined, instead of the retrieval tests, a
// new test_data array will be printed. Exercise caution when doing this.
// Be sure to verify the results manually!
#ifdef GENERATE_TEST_DATA
printf(" const int test_data[] = {\n");
#endif // GENERATE_TEST_DATA
for (unsigned int address = 0; address < test_high; ++address) {
int value;
if (!crm.RetrieveRange(address, &value))
value = 0;
#ifndef GENERATE_TEST_DATA
// Don't use ASSERT inside the loop because it won't show the failed
// |address|, and the line number will always be the same. That makes
// it difficult to figure out which test failed.
if (value != test_data[address]) {
fprintf(stderr, "FAIL: retrieve %d expected %d observed %d @ %s:%d\n",
address, test_data[address], value, __FILE__, __LINE__);
return false;
}
#else // !GENERATE_TEST_DATA
printf(" %d%c%s // %d\n", value,
address == test_high - 1 ? ' ' : ',',
value < 10 ? " " : "",
address);
#endif // !GENERATE_TEST_DATA
}
#ifdef GENERATE_TEST_DATA
printf(" };\n");
#endif // GENERATE_TEST_DATA
return true;
}
int main(int argc, char **argv) {
return RunTests() ? 0 : 1;
}
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