1 /* -*- c++ -*- */
2 /*
3 * Copyright (C) 2010 The Android Open Source Project
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
14 * distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
19 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
20 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
23 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include "../include/limits"
31 #ifndef ANDROID_ASTL_LIMITS__
32 #error "Wrong header included!!"
33 #endif
34 #include "common.h"
35
36 namespace android {
37
testSpecialized()38 bool testSpecialized()
39 {
40 EXPECT_TRUE(std::numeric_limits<float>::is_specialized);
41 EXPECT_TRUE(std::numeric_limits<double>::is_specialized);
42 EXPECT_TRUE(std::numeric_limits<long>::is_specialized);
43 EXPECT_TRUE(std::numeric_limits<long long>::is_specialized);
44 return true;
45 }
46
testMin()47 bool testMin()
48 {
49 EXPECT_TRUE(std::numeric_limits<float>::min() == __FLT_MIN__);
50 EXPECT_TRUE(std::numeric_limits<double>::min() == __DBL_MIN__);
51 EXPECT_TRUE(std::numeric_limits<long>::min() == LONG_MIN);
52 return true;
53 }
54
testMax()55 bool testMax()
56 {
57 EXPECT_TRUE(std::numeric_limits<float>::max() == __FLT_MAX__);
58 EXPECT_TRUE(std::numeric_limits<double>::max() == __DBL_MAX__);
59 EXPECT_TRUE(std::numeric_limits<long>::max() == LONG_MAX);
60 EXPECT_TRUE(std::numeric_limits<long long>::max() == LLONG_MAX);
61 return true;
62 }
63
testSigned()64 bool testSigned()
65 {
66 EXPECT_TRUE(std::numeric_limits<float>::is_signed);
67 EXPECT_TRUE(std::numeric_limits<double>::is_signed);
68 EXPECT_TRUE(std::numeric_limits<long>::is_signed);
69 EXPECT_TRUE(std::numeric_limits<long long>::is_signed);
70 return true;
71 }
72
testIsInteger()73 bool testIsInteger()
74 {
75 EXPECT_FALSE(std::numeric_limits<float>::is_integer);
76 EXPECT_FALSE(std::numeric_limits<double>::is_integer);
77 EXPECT_TRUE(std::numeric_limits<long>::is_integer);
78 EXPECT_TRUE(std::numeric_limits<long long>::is_integer);
79 return true;
80 }
81
testDigits()82 bool testDigits()
83 {
84 EXPECT_TRUE(std::numeric_limits<long>::digits == 32);
85 EXPECT_TRUE(std::numeric_limits<long>::digits10 == 10);
86 EXPECT_TRUE(std::numeric_limits<long long>::digits == 64);
87 EXPECT_TRUE(std::numeric_limits<long long>::digits10 == 19);
88 return true;
89 }
90
91 } // namespace android
92
main(int argc,char ** argv)93 int main(int argc, char **argv)
94 {
95 FAIL_UNLESS(testSpecialized);
96 FAIL_UNLESS(testMin);
97 FAIL_UNLESS(testMax);
98 FAIL_UNLESS(testSigned);
99 FAIL_UNLESS(testIsInteger);
100 FAIL_UNLESS(testDigits);
101 return kPassed;
102 }
103