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cprintf.test.cc
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1 /*
2  * Copyright (c) 2002-2005 The Regents of The University of Michigan
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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.str());
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 }
ccprintf
void ccprintf(cp::Print &print)
Definition: cprintf.hh:131
TEST
TEST(CPrintf, Misc)
Definition: cprintf.test.cc:51
ArmISA::f
Bitfield< 6 > f
Definition: miscregs_types.hh:67
CPRINTF_TEST
#define CPRINTF_TEST(...)
Definition: cprintf.test.cc:39
ArmISA::ss
Bitfield< 21 > ss
Definition: miscregs_types.hh:59
EXPECT_EQ
#define EXPECT_EQ(lhs, rhs)
A macro which verifies that lhs and rhs are equal to each other.
Definition: unittest.hh:112
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