1// Copyright 2008 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from 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#ifndef CCTEST_H_
29#define CCTEST_H_
30
31#include <stdio.h>
32#include <string.h>
33#include <inttypes.h>
34
35#include "double-conversion/utils.h"
36
37#ifndef TEST
38#define TEST(Name)                                                       \
39  static void Test##Name();                                              \
40  CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, true);  \
41  static void Test##Name()
42#endif
43
44#ifndef DEPENDENT_TEST
45#define DEPENDENT_TEST(Name, Dep)                                        \
46  static void Test##Name();                                              \
47  CcTest register_test_##Name(Test##Name, __FILE__, #Name, #Dep, true);  \
48  static void Test##Name()
49#endif
50
51#ifndef DISABLED_TEST
52#define DISABLED_TEST(Name)                                              \
53  static void Test##Name();                                              \
54  CcTest register_test_##Name(Test##Name, __FILE__, #Name, NULL, false); \
55  static void Test##Name()
56#endif
57
58#define CHECK(condition) CheckHelper(__FILE__, __LINE__, #condition, condition)
59#define CHECK_GE(a, b) CHECK((a) >= (b))
60
61static inline void CheckHelper(const char* file,
62                               int line,
63                               const char* source,
64                               bool condition) {
65  if (!condition) {
66    printf("%s:%d:\n CHECK(%s) failed\n", file, line, source);
67    abort();
68  }
69}
70
71#define CHECK_EQ(a, b) CheckEqualsHelper(__FILE__, __LINE__, #a, a, #b, b)
72
73template<typename T> inline void PrintfValue(T x);
74template<> inline void PrintfValue(int x) { printf("%d", x); }
75template<> inline void PrintfValue(unsigned int x) { printf("%u", x); }
76template<> inline void PrintfValue(short x) { printf("%hd", x); }
77template<> inline void PrintfValue(unsigned short x) { printf("%hu", x); }
78template<> inline void PrintfValue(int64_t x) { printf("%" PRId64, x); }
79template<> inline void PrintfValue(uint64_t x) { printf("%" PRIu64, x); }
80template<> inline void PrintfValue(float x) { printf("%.30e", static_cast<double>(x)); }
81template<> inline void PrintfValue(double x) { printf("%.30e", x); }
82template<> inline void PrintfValue(bool x) { printf("%s", x ? "true" : "false"); }
83
84template<typename T1, typename T2>
85inline void CheckEqualsHelper(const char* file, int line,
86                       const char* expected_source,
87                       T1 expected,
88                       const char* value_source,
89                       T2 value) {
90  // If expected and value are NaNs then expected != value.
91  if (expected != value && (expected == expected || value == value)) {
92    printf("%s:%d:\n CHECK_EQ(%s, %s) failed\n",
93           file, line, expected_source, value_source);
94    printf("#  Expected: ");
95    PrintfValue(expected);
96    printf("\n");
97    printf("#  Found:    ");
98    PrintfValue(value);
99    printf("\n");
100    abort();
101  }
102}
103
104template<>
105inline void CheckEqualsHelper(const char* file, int line,
106                       const char* expected_source,
107                       const char* expected,
108                       const char* value_source,
109                       const char* value) {
110  if ((expected == NULL && value != NULL) ||
111      (expected != NULL && value == NULL)) {
112    abort();
113  }
114
115  if ((expected != NULL && value != NULL && strcmp(expected, value) != 0)) {
116    printf("%s:%d:\n CHECK_EQ(%s, %s) failed\n"
117           "#  Expected: %s\n"
118           "#  Found:    %s\n",
119           file, line, expected_source, value_source, expected, value);
120    abort();
121  }
122}
123
124template<>
125inline void CheckEqualsHelper(const char* file, int line,
126                       const char* expected_source,
127                       const char* expected,
128                       const char* value_source,
129                       char* value) {
130  CheckEqualsHelper(file, line, expected_source, expected, value_source, static_cast<const char*>(value));
131}
132
133class CcTest {
134 public:
135  typedef void (TestFunction)();
136  CcTest(TestFunction* callback, const char* file, const char* name,
137         const char* dependency, bool enabled);
138  void Run() { callback_(); }
139  static int test_count();
140  static CcTest* last() { return last_; }
141  CcTest* prev() { return prev_; }
142  const char* file() const { return file_; }
143  const char* name() const { return name_; }
144  const char* dependency() const { return dependency_; }
145  bool enabled() const { return enabled_; }
146 private:
147  TestFunction* callback_;
148  const char* file_;
149  const char* name_;
150  const char* dependency_;
151  bool enabled_;
152  static CcTest* last_;
153  CcTest* prev_;
154};
155
156#endif  // ifndef CCTEST_H_
157