testing/include/test_support.h

   1 #ifndef __DYLD_TEST_SUPPORT_H__
   2 #define __DYLD_TEST_SUPPORT_H__ 1
   3
   4 #if __cplusplus
   5 extern "C" {
   6 #endif /* __cplusplus */
   7
   8 #include <unistd.h>
   9 #include <mach/mach.h>
  10 #include <mach/machine.h>
  11 #include <dispatch/dispatch.h>
  12
  13 #if __cplusplus
  14 };
  15
  16 // Only allow this interface for Objective-C++ due to typename and ARC issues in the default constructor
  17
  18 typedef void (^_dyld_test_reader_t)(int fd);
  19 typedef void (^_dyld_test_exit_handler_t)(pid_t pid);
  20 typedef void (^_dyld_test_crash_handler_t)(task_t task);
  21
  22 struct _process {
  23     _process();
  24     ~_process();
  25     void set_executable_path(const char* EP);
  26     void set_args(const char** A);
  27     void set_env(const char** E);
  28     void set_stdout_handler(_dyld_test_reader_t SOH);
  29     void set_stderr_handler(_dyld_test_reader_t SEH);
  30     void set_exit_handler(_dyld_test_exit_handler_t EH);
  31     void set_crash_handler(_dyld_test_crash_handler_t CH);
  32     void set_launch_suspended(bool S);
  33     void set_launch_arch(cpu_type_t A);
  34     pid_t launch();
  35     void *operator new(size_t size);
  36     void operator delete(void *ptr);
  37 private:
  38     const char* executablePath;
  39     const char** args;
  40     const char** env;
  41     _dyld_test_reader_t stdoutHandler;
  42     _dyld_test_reader_t stderrHandler;
  43     _dyld_test_crash_handler_t crashHandler;
  44     _dyld_test_exit_handler_t exitHandler;
  45     pid_t pid;
  46     cpu_type_t arch;
  47     bool suspended;
  48     bool async;
  49 };
  50
  51 #define STDERR_WRITER ^(int fd) {           \
  52     char buffer[16384];                     \
  53     ssize_t size = 0;                       \
  54     do {                                    \
  55         size = read(fd, &buffer[0], 16384); \
  56         buffer[size] = 0;                   \
  57         fprintf(stderr, "%s", &buffer[0]);  \
  58     } while (size > 0);                     \
  59 }
  60
  61 #define STDOUT_WRITER ^(int fd) {           \
  62     char buffer[16384];                     \
  63     ssize_t size = 0;                       \
  64     do {                                    \
  65         size = read(fd, &buffer[0], 16384); \
  66         buffer[size] = 0;                   \
  67         fprintf(stdout, "%s", &buffer[0]);  \
  68     } while (size > 0);                     \
  69 }
  70
  71 #endif /* __cplusplus */
  72
  73 #define PASS(...)           _PASS(__FILE__,__LINE__,__VA_ARGS__)
  74 #define FAIL(...)           _FAIL(__FILE__,__LINE__,__VA_ARGS__)
  75 #define LOG(...)            _LOG(__FILE__,__LINE__,__VA_ARGS__)
  76 #define TIMEOUT(seconds)    _TIMEOUT(__FILE__,__LINE__,seconds)
  77
  78 // MARK: Private implementation details
  79
  80 #if __cplusplus
  81 extern "C" {
  82 #endif  /* __cplusplus */
  83 __attribute__((format(printf, 3, 4)))
  84 __attribute__ ((noreturn))
  85 extern void _PASS(const char* file, unsigned line, const char* format, ...);
  86
  87 __attribute__((format(printf, 3, 4)))
  88 __attribute__ ((noreturn))
  89 extern void _FAIL(const char* file, unsigned line, const char* format, ...);
  90
  91 __attribute__((format(printf, 3, 4)))
  92 extern void _LOG(const char* file, unsigned line, const char* format, ...);
  93
  94 extern void _TIMEOUT(const char* file, unsigned line, uint64_t seconds);
  95 #if __cplusplus
  96 };
  97 #endif  /* __cplusplus */
  98
  99 #endif /* __DYLD_TEST_SUPPORT_H__ */