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1 /* Portion Copyright © 2008-09 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.*/ |
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2 #undef G_DISABLE_ASSERT |
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3 #undef G_LOG_DOMAIN |
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4 |
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5 #include <errno.h> |
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6 #include <glib.h> |
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7 #if (defined G_OS_UNIX)||(defined __SYMBIAN32__) |
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8 #include <unistd.h> |
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9 #endif |
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10 #include <stdio.h> |
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11 #include <stdlib.h> |
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12 |
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13 #ifdef G_OS_WIN32 |
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14 #include <fcntl.h> /* For _O_BINARY used by pipe() macro */ |
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15 #include <io.h> /* for _pipe() */ |
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16 #define pipe(fds) _pipe(fds, 4096, _O_BINARY) |
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17 #endif |
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18 |
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19 |
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20 |
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21 #ifdef __SYMBIAN32__ |
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22 #include <glib_global.h> |
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23 #include "mrt2_glib2_test.h" |
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24 #endif /*__SYMBIAN32__*/ |
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25 |
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26 #ifndef __SYMBIAN32__ |
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27 #define ITERS 10000 |
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28 #else |
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29 #define ITERS 100 |
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30 #endif |
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31 #define INCREMENT 10 |
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32 #define NTHREADS 4 |
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33 #define NCRAWLERS 4 |
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34 #define CRAWLER_TIMEOUT_RANGE 40 |
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35 #define RECURSER_TIMEOUT 50 |
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36 |
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37 /* The partial ordering between the context array mutex and |
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38 * crawler array mutex is that the crawler array mutex cannot |
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39 * be locked while the context array mutex is locked |
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40 */ |
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41 GPtrArray *context_array; |
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42 GMutex *context_array_mutex; |
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43 GCond *context_array_cond; |
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44 |
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45 GMainLoop *main_loop; |
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46 |
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47 G_LOCK_DEFINE_STATIC (crawler_array_lock); |
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48 GPtrArray *crawler_array; |
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49 |
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50 typedef struct _AddrData AddrData; |
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51 typedef struct _TestData TestData; |
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52 |
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53 struct _AddrData |
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54 { |
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55 GMainLoop *loop; |
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56 GIOChannel *dest; |
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57 gint count; |
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58 }; |
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59 |
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60 struct _TestData |
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61 { |
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62 gint current_val; |
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63 gint iters; |
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64 GIOChannel *in; |
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65 }; |
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66 |
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67 static void cleanup_crawlers (GMainContext *context); |
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68 |
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69 gboolean |
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70 read_all (GIOChannel *channel, char *buf, gsize len) |
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71 { |
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72 gsize bytes_read = 0; |
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73 gsize count; |
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74 GIOError err; |
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75 |
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76 while (bytes_read < len) |
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77 { |
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78 err = g_io_channel_read (channel, buf + bytes_read, len - bytes_read, &count); |
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79 if (err) |
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80 { |
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81 if (err != G_IO_ERROR_AGAIN) |
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82 return FALSE; |
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83 } |
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84 else if (count == 0) |
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85 return FALSE; |
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86 |
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87 bytes_read += count; |
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88 } |
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89 |
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90 return TRUE; |
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91 } |
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92 |
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93 gboolean |
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94 write_all (GIOChannel *channel, char *buf, gsize len) |
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95 { |
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96 gsize bytes_written = 0; |
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97 gsize count; |
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98 GIOError err; |
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99 |
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100 while (bytes_written < len) |
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101 { |
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102 err = g_io_channel_write (channel, buf + bytes_written, len - bytes_written, &count); |
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103 if (err && err != G_IO_ERROR_AGAIN) |
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104 return FALSE; |
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105 |
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106 bytes_written += count; |
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107 } |
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108 |
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109 return TRUE; |
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110 } |
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111 |
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112 gboolean |
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113 adder_callback (GIOChannel *source, |
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114 GIOCondition condition, |
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115 gpointer data) |
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116 { |
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117 char buf1[32]; |
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118 char buf2[32]; |
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119 |
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120 char result[32]; |
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121 |
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122 AddrData *addr_data = data; |
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123 |
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124 if (!read_all (source, buf1, 32) || |
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125 !read_all (source, buf2, 32)) |
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126 { |
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127 g_main_loop_quit (addr_data->loop); |
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128 return FALSE; |
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129 } |
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130 |
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131 sprintf (result, "%d", atoi(buf1) + atoi(buf2)); |
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132 write_all (addr_data->dest, result, 32); |
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133 |
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134 return TRUE; |
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135 } |
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136 |
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137 gboolean |
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138 timeout_callback (gpointer data) |
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139 { |
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140 AddrData *addr_data = data; |
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141 |
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142 addr_data->count++; |
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143 |
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144 return TRUE; |
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145 } |
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146 |
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147 gpointer |
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148 adder_thread (gpointer data) |
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149 { |
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150 GMainContext *context; |
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151 GSource *adder_source; |
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152 GSource *timeout_source; |
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153 |
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154 GIOChannel **channels = data; |
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155 AddrData addr_data; |
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156 |
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157 context = g_main_context_new (); |
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158 |
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159 g_mutex_lock (context_array_mutex); |
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160 |
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161 g_ptr_array_add (context_array, context); |
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162 |
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163 if (context_array->len == NTHREADS) |
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164 g_cond_broadcast (context_array_cond); |
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165 |
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166 g_mutex_unlock (context_array_mutex); |
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167 |
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168 addr_data.dest = channels[1]; |
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169 addr_data.loop = g_main_loop_new (context, FALSE); |
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170 addr_data.count = 0; |
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171 |
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172 adder_source = g_io_create_watch (channels[0], G_IO_IN | G_IO_HUP | G_IO_PRI); |
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173 g_source_set_callback (adder_source, (GSourceFunc)adder_callback, &addr_data, NULL); |
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174 g_source_attach (adder_source, context); |
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175 g_source_unref (adder_source); |
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176 |
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177 timeout_source = g_timeout_source_new (10); |
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178 g_source_set_callback (timeout_source, (GSourceFunc)timeout_callback, &addr_data, NULL); |
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179 g_source_set_priority (timeout_source, G_PRIORITY_HIGH); |
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180 g_source_attach (timeout_source, context); |
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181 g_source_unref (timeout_source); |
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182 |
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183 g_main_loop_run (addr_data.loop); |
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184 |
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185 g_io_channel_unref (channels[0]); |
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186 g_io_channel_unref (channels[1]); |
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187 |
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188 g_free (channels); |
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189 |
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190 g_main_loop_unref (addr_data.loop); |
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191 |
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192 #ifdef VERBOSE |
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193 g_print ("Timeout run %d times\n", addr_data.count); |
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194 #endif |
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195 |
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196 g_mutex_lock (context_array_mutex); |
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197 g_ptr_array_remove (context_array, context); |
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198 if (context_array->len == 0) |
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199 g_main_loop_quit (main_loop); |
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200 g_mutex_unlock (context_array_mutex); |
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201 |
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202 cleanup_crawlers (context); |
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203 |
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204 return NULL; |
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205 } |
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206 |
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207 void |
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208 io_pipe (GIOChannel **channels) |
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209 { |
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210 gint fds[2]; |
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211 |
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212 if (pipe(fds) < 0) |
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213 { |
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214 g_warning ("Cannot create pipe %s\n", g_strerror (errno)); |
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215 exit (1); |
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216 } |
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217 |
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218 channels[0] = g_io_channel_unix_new (fds[0]); |
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219 channels[1] = g_io_channel_unix_new (fds[1]); |
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220 |
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221 g_io_channel_set_close_on_unref (channels[0], TRUE); |
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222 g_io_channel_set_close_on_unref (channels[1], TRUE); |
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223 } |
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224 |
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225 void |
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226 do_add (GIOChannel *in, gint a, gint b) |
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227 { |
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228 char buf1[32]; |
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229 char buf2[32]; |
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230 |
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231 sprintf (buf1, "%d", a); |
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232 sprintf (buf2, "%d", b); |
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233 |
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234 write_all (in, buf1, 32); |
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235 write_all (in, buf2, 32); |
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236 } |
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237 |
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238 gboolean |
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239 adder_response (GIOChannel *source, |
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240 GIOCondition condition, |
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241 gpointer data) |
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242 { |
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243 char result[32]; |
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244 TestData *test_data = data; |
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245 |
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246 if (!read_all (source, result, 32)) |
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247 return FALSE; |
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248 |
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249 test_data->current_val = atoi (result); |
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250 test_data->iters--; |
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251 |
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252 if (test_data->iters == 0) |
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253 { |
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254 if (test_data->current_val != ITERS * INCREMENT) |
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255 { |
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256 g_print ("Addition failed: %d != %d\n", |
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257 test_data->current_val, ITERS * INCREMENT); |
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258 exit (1); |
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259 } |
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260 |
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261 g_io_channel_unref (source); |
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262 g_io_channel_unref (test_data->in); |
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263 |
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264 g_free (test_data); |
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265 |
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266 return FALSE; |
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267 } |
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268 |
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269 do_add (test_data->in, test_data->current_val, INCREMENT); |
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270 |
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271 return TRUE; |
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272 } |
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273 |
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274 void |
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275 create_adder_thread (void) |
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276 { |
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277 GError *err = NULL; |
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278 TestData *test_data; |
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279 |
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280 GIOChannel *in_channels[2]; |
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281 GIOChannel *out_channels[2]; |
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282 |
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283 GIOChannel **sub_channels; |
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284 |
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285 sub_channels = g_new (GIOChannel *, 2); |
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286 |
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287 io_pipe (in_channels); |
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288 io_pipe (out_channels); |
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289 |
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290 sub_channels[0] = in_channels[0]; |
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291 sub_channels[1] = out_channels[1]; |
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292 |
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293 g_thread_create (adder_thread, sub_channels, FALSE, &err); |
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294 |
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295 if (err) |
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296 { |
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297 g_warning ("Cannot create thread: %s", err->message); |
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298 exit (1); |
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299 } |
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300 |
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301 test_data = g_new (TestData, 1); |
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302 test_data->in = in_channels[1]; |
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303 test_data->current_val = 0; |
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304 test_data->iters = ITERS; |
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305 |
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306 g_io_add_watch (out_channels[0], G_IO_IN | G_IO_HUP | G_IO_PRI, |
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307 adder_response, test_data); |
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308 |
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309 do_add (test_data->in, test_data->current_val, INCREMENT); |
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310 } |
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311 |
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312 static void create_crawler (void); |
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313 |
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314 static void |
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315 remove_crawler (void) |
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316 { |
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317 GSource *other_source; |
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318 |
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319 if (crawler_array->len > 0) |
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320 { |
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321 other_source = crawler_array->pdata[g_random_int_range (0, crawler_array->len)]; |
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322 g_source_destroy (other_source); |
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323 g_assert (g_ptr_array_remove_fast (crawler_array, other_source)); |
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324 } |
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325 } |
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326 |
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327 static gint |
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328 crawler_callback (gpointer data) |
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329 { |
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330 GSource *source = data; |
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331 |
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332 G_LOCK (crawler_array_lock); |
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333 |
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334 if (!g_ptr_array_remove_fast (crawler_array, source)) |
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335 remove_crawler(); |
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336 |
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337 remove_crawler(); |
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338 G_UNLOCK (crawler_array_lock); |
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339 |
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340 create_crawler(); |
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341 create_crawler(); |
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342 |
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343 return FALSE; |
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344 } |
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345 |
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346 static void |
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347 create_crawler (void) |
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348 { |
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349 GSource *source = g_timeout_source_new (g_random_int_range (0, CRAWLER_TIMEOUT_RANGE)); |
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350 g_source_set_callback (source, (GSourceFunc)crawler_callback, source, NULL); |
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351 |
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352 G_LOCK (crawler_array_lock); |
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353 g_ptr_array_add (crawler_array, source); |
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354 |
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355 g_mutex_lock (context_array_mutex); |
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356 g_source_attach (source, context_array->pdata[g_random_int_range (0, context_array->len)]); |
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357 g_source_unref (source); |
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358 g_mutex_unlock (context_array_mutex); |
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359 |
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360 G_UNLOCK (crawler_array_lock); |
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361 } |
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362 |
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363 static void |
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364 cleanup_crawlers (GMainContext *context) |
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365 { |
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366 gint i; |
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367 |
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368 G_LOCK (crawler_array_lock); |
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369 for (i=0; i < crawler_array->len; i++) |
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370 { |
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371 if (g_source_get_context (crawler_array->pdata[i]) == context) |
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372 { |
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373 g_source_destroy (g_ptr_array_remove_index (crawler_array, i)); |
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374 i--; |
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375 } |
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376 } |
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377 G_UNLOCK (crawler_array_lock); |
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378 } |
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379 |
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380 static gboolean |
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381 recurser_idle (gpointer data) |
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382 { |
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383 GMainContext *context = data; |
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384 gint i; |
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385 |
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386 for (i = 0; i < 10; i++) |
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387 g_main_context_iteration (context, FALSE); |
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388 |
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389 return FALSE; |
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390 } |
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391 |
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392 static gboolean |
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393 recurser_start (gpointer data) |
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394 { |
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395 GMainContext *context; |
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396 GSource *source; |
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397 |
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398 g_mutex_lock (context_array_mutex); |
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399 context = context_array->pdata[g_random_int_range (0, context_array->len)]; |
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400 source = g_idle_source_new (); |
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401 g_source_set_callback (source, recurser_idle, context, NULL); |
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402 g_source_attach (source, context); |
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403 g_source_unref (source); |
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404 g_mutex_unlock (context_array_mutex); |
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405 |
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406 return TRUE; |
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407 } |
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408 |
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409 int |
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410 main (int argc, |
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411 char *argv[]) |
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412 { |
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413 /* Only run the test, if threads are enabled and a default thread |
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414 implementation is available */ |
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415 #if defined(G_THREADS_ENABLED) && ! defined(G_THREADS_IMPL_NONE) |
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416 gint i; |
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417 |
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418 #ifdef __SYMBIAN32__ |
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419 g_log_set_handler (NULL, G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL); |
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420 g_set_print_handler(mrtPrintHandler); |
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421 #endif /*__SYMBIAN32__*/ |
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422 g_thread_init (NULL); |
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423 |
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424 context_array = g_ptr_array_new (); |
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425 context_array_mutex = g_mutex_new (); |
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426 context_array_cond = g_cond_new (); |
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427 |
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428 crawler_array = g_ptr_array_new (); |
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429 |
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430 main_loop = g_main_loop_new (NULL, FALSE); |
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431 |
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432 for (i = 0; i < NTHREADS; i++) |
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433 create_adder_thread (); |
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434 |
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435 /* Wait for all threads to start |
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436 */ |
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437 g_mutex_lock (context_array_mutex); |
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438 |
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439 if (context_array->len < NTHREADS) |
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440 g_cond_wait (context_array_cond, context_array_mutex); |
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441 |
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442 g_mutex_unlock (context_array_mutex); |
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443 |
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444 for (i = 0; i < NCRAWLERS; i++) |
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445 create_crawler (); |
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446 |
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447 g_timeout_add (RECURSER_TIMEOUT, recurser_start, NULL); |
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448 |
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449 g_main_loop_run (main_loop); |
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450 g_main_loop_unref (main_loop); |
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451 |
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452 #endif |
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453 #ifdef __SYMBIAN32__ |
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454 testResultXml("mainloop-test"); |
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455 #endif /* EMULATOR */ |
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456 |
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457 return 0; |
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458 } |