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/iostream"
31#ifndef ANDROID_ASTL_IOSTREAM__
32#error "Wrong header included!!"
33#endif
34#include "common.h"
35#include <limits>
36#include <string>
37
38namespace android {
39
40class A {
41  public:
42    A() {
43        mPassed = std::cout.precision() == 6;
44    }
45    static A mInstance;
46    bool mPassed;
47};
48A A::mInstance;
49
50bool testStaticInit() {
51    EXPECT_TRUE(A::mInstance.mPassed);
52    return true;
53}
54
55bool testOstream() {
56    EXPECT_TRUE(std::cout.precision() == 6);
57    EXPECT_TRUE(std::cerr.precision() == 6);
58
59    std::cout.precision(20);
60    std::cerr.precision(20);
61
62    EXPECT_TRUE(std::cout.precision() == 20);
63    EXPECT_TRUE(std::cerr.precision() == 20);
64    // reset back to the default value.
65    std::cout.precision(6);
66    std::cerr.precision(6);
67    return true;
68}
69
70bool testCoutCerr() {
71    std::cout << "Hi from stdout\n";
72    std::cerr << "Hi from stderr\n";
73    return true;
74}
75
76bool testManip() {
77    std::cout << "line 1" << std::endl
78              << " a nul char |" << std::ends << std::flush << "| in line 2.";
79    return true;
80}
81
82bool testOutputFormat() {
83    using std::endl;
84    using std::cout;
85    using std::numeric_limits;
86    cout << endl << "Int: " << numeric_limits<int>::max() << endl;
87    cout << "Negative int: " << numeric_limits<int>::min() << endl;
88    cout << "Unsigned int: " << numeric_limits<unsigned int>::max() << endl;
89    cout << "Long: " << numeric_limits<long>::max() << endl;
90    cout << "Negative long: " << numeric_limits<long>::min() << endl;
91    cout << "Unsigned long int: " << numeric_limits<unsigned long>::max() << endl;
92    cout << "Long long: " << numeric_limits<long long>::max() << endl;
93    cout << "Negative long long: " << numeric_limits<long long>::min() << endl;
94    cout << "Unsigned long long: " << numeric_limits<unsigned long long>::max() << endl;
95
96    cout.precision(std::numeric_limits<double>::digits10);
97    cout << "Double: " << numeric_limits<double>::max() << endl;
98    cout << "Negative double: " << numeric_limits<double>::min() << endl;
99    cout << "Float: " << numeric_limits<float>::max() << endl;
100    cout << "Negative float: " << numeric_limits<float>::min() << endl;
101
102    cout << "Void *: " << static_cast<void*>(&std::cout) << endl;
103    cout << "NULL *: " << static_cast<void*>(0) << endl;
104    cout << "bool: " << true << " " << false << endl;
105    cout << "char: " << 'A' << endl;
106    cout << "string: " << std::string("hello world") << endl;
107    return true;
108}
109}  // namespace android
110
111int main(int argc, char **argv){
112    FAIL_UNLESS(testStaticInit);
113    FAIL_UNLESS(testOstream);
114    FAIL_UNLESS(testCoutCerr);
115    FAIL_UNLESS(testManip);
116    FAIL_UNLESS(testOutputFormat);
117    return kPassed;
118}
119