src/base/cprintftest.cc

   1 /*
   2  * Copyright (c) 2002-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  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 FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Nathan Binkert
  29  */
  30
  31 #include <gtest/gtest.h>
  32
  33 #include <cstdio>
  34 #include <sstream>
  35 #include <string>
  36
  37 #include "base/cprintf.hh"
  38
  39 #define CPRINTF_TEST(...)                                \
  40     do {                                                 \
  41         std::stringstream ss;                            \
  42         ccprintf(ss, __VA_ARGS__);                       \
  43         int maxlen = ss.str().length() + 3;              \
  44         char *buf = new char[maxlen];                    \
  45         buf[maxlen - 1] = '\0';                          \
  46         snprintf(buf, maxlen - 2, __VA_ARGS__);          \
  47         EXPECT_EQ(ss.str(), std::string(buf));           \
  48         delete [] buf;                                   \
  49     } while (0)
  50
  51 TEST(CPrintf, Misc)
  52 {
  53     char foo[] = "foo";
  54     CPRINTF_TEST("%s\n", foo);
  55
  56     CPRINTF_TEST("%d\n", 'A');
  57     CPRINTF_TEST("%shits%%s + %smisses%%s\n", "test", "test");
  58     CPRINTF_TEST("%%s%-10s %c he went home \'\"%d %#o %#llx %1.5f %1.2E\n",
  59                  "hello", 'A', 1, 0xff, 0xfffffffffffffULL, 3.141592653589,
  60                  1.1e10);
  61
  62     CPRINTF_TEST("another test\n");
  63
  64     CPRINTF_TEST("%-10s %c he home \'\"%d %#o %#llx %1.5f %1.2E\n",
  65                  "hello", 'A', 1, 0xff, 0xfffffffffffffULL,
  66                  3.14159265, 1.1e10);
  67 }
  68
  69 TEST(CPrintf, FloatingPoint)
  70 {
  71     double f = 314159.26535897932384;
  72
  73     CPRINTF_TEST("%1.8f\n", f);
  74     CPRINTF_TEST("%2.8f\n", f);
  75     CPRINTF_TEST("%3.8f\n", f);
  76     CPRINTF_TEST("%4.8f\n", f);
  77     CPRINTF_TEST("%5.8f\n", f);
  78     CPRINTF_TEST("%6.8f\n", f);
  79     CPRINTF_TEST("%12.8f\n", f);
  80     CPRINTF_TEST("%1000.8f\n", f);
  81     CPRINTF_TEST("%1.0f\n", f);
  82     CPRINTF_TEST("%1.1f\n", f);
  83     CPRINTF_TEST("%1.2f\n", f);
  84     CPRINTF_TEST("%1.3f\n", f);
  85     CPRINTF_TEST("%1.4f\n", f);
  86     CPRINTF_TEST("%1.5f\n", f);
  87     CPRINTF_TEST("%1.6f\n", f);
  88     CPRINTF_TEST("%1.7f\n", f);
  89     CPRINTF_TEST("%1.8f\n", f);
  90     CPRINTF_TEST("%1.9f\n", f);
  91     CPRINTF_TEST("%1.10f\n", f);
  92     CPRINTF_TEST("%1.11f\n", f);
  93     CPRINTF_TEST("%1.12f\n", f);
  94     CPRINTF_TEST("%1.13f\n", f);
  95     CPRINTF_TEST("%1.14f\n", f);
  96     CPRINTF_TEST("%1.15f\n", f);
  97     CPRINTF_TEST("%1.16f\n", f);
  98     CPRINTF_TEST("%1.17f\n", f);
  99     CPRINTF_TEST("%1.18f\n", f);
 100
 101     f = 0.00000026535897932384;
 102     CPRINTF_TEST("%1.8f\n", f);
 103     CPRINTF_TEST("%2.8f\n", f);
 104     CPRINTF_TEST("%3.8f\n", f);
 105     CPRINTF_TEST("%4.8f\n", f);
 106     CPRINTF_TEST("%5.8f\n", f);
 107     CPRINTF_TEST("%6.8f\n", f);
 108     CPRINTF_TEST("%12.8f\n", f);
 109     CPRINTF_TEST("%1.0f\n", f);
 110     CPRINTF_TEST("%1.1f\n", f);
 111     CPRINTF_TEST("%1.2f\n", f);
 112     CPRINTF_TEST("%1.3f\n", f);
 113     CPRINTF_TEST("%1.4f\n", f);
 114     CPRINTF_TEST("%1.5f\n", f);
 115     CPRINTF_TEST("%1.6f\n", f);
 116     CPRINTF_TEST("%1.7f\n", f);
 117     CPRINTF_TEST("%1.8f\n", f);
 118     CPRINTF_TEST("%1.9f\n", f);
 119     CPRINTF_TEST("%1.10f\n", f);
 120     CPRINTF_TEST("%1.11f\n", f);
 121     CPRINTF_TEST("%1.12f\n", f);
 122     CPRINTF_TEST("%1.13f\n", f);
 123     CPRINTF_TEST("%1.14f\n", f);
 124     CPRINTF_TEST("%1.15f\n", f);
 125     CPRINTF_TEST("%1.16f\n", f);
 126     CPRINTF_TEST("%1.17f\n", f);
 127     CPRINTF_TEST("%1.18f\n", f);
 128
 129     f = 0.00000026535897932384;
 130     CPRINTF_TEST("%1.8e\n", f);
 131     CPRINTF_TEST("%2.8e\n", f);
 132     CPRINTF_TEST("%3.8e\n", f);
 133     CPRINTF_TEST("%4.8e\n", f);
 134     CPRINTF_TEST("%5.8e\n", f);
 135     CPRINTF_TEST("%6.8e\n", f);
 136     CPRINTF_TEST("%12.8e\n", f);
 137     CPRINTF_TEST("%1.0e\n", f);
 138     CPRINTF_TEST("%1.1e\n", f);
 139     CPRINTF_TEST("%1.2e\n", f);
 140     CPRINTF_TEST("%1.3e\n", f);
 141     CPRINTF_TEST("%1.4e\n", f);
 142     CPRINTF_TEST("%1.5e\n", f);
 143     CPRINTF_TEST("%1.6e\n", f);
 144     CPRINTF_TEST("%1.7e\n", f);
 145     CPRINTF_TEST("%1.8e\n", f);
 146     CPRINTF_TEST("%1.9e\n", f);
 147     CPRINTF_TEST("%1.10e\n", f);
 148     CPRINTF_TEST("%1.11e\n", f);
 149     CPRINTF_TEST("%1.12e\n", f);
 150     CPRINTF_TEST("%1.13e\n", f);
 151     CPRINTF_TEST("%1.14e\n", f);
 152     CPRINTF_TEST("%1.15e\n", f);
 153     CPRINTF_TEST("%1.16e\n", f);
 154     CPRINTF_TEST("%1.17e\n", f);
 155     CPRINTF_TEST("%1.18e\n", f);
 156 }
 157
 158 TEST(CPrintf, Types)
 159 {
 160     std::stringstream ss;
 161
 162     std::string foo1 = "string test";
 163     ccprintf(ss, "%s\n", foo1);
 164     EXPECT_EQ(ss.str(), "string test\n");
 165     ss.str("");
 166
 167     std::stringstream foo2;
 168     foo2 << "stringstream test";
 169     ccprintf(ss, "%s\n", foo2);
 170     EXPECT_EQ(ss.str(), "stringstream test\n");
 171     ss.str("");
 172
 173     CPRINTF_TEST("%c  %c\n", 'c', 65);
 174 }
 175
 176 TEST(CPrintf, SpecialFormatting)
 177 {
 178     CPRINTF_TEST("%08.4f\n", 99.99);
 179     CPRINTF_TEST("%0*.*f\n", 8, 4, 99.99);
 180     CPRINTF_TEST("%07.*f\n", 4, 1.234);
 181     CPRINTF_TEST("%#0*x\n", 9, 123412);
 182 }