diff options
Diffstat (limited to 'src/tests/synchroqueue.cpp')
| -rw-r--r-- | src/tests/synchroqueue.cpp | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/tests/synchroqueue.cpp b/src/tests/synchroqueue.cpp new file mode 100644 index 0000000..980a4a3 --- /dev/null +++ b/src/tests/synchroqueue.cpp | |||
| @@ -0,0 +1,131 @@ | |||
| 1 | #include <bu/thread.h> | ||
| 2 | #include <bu/synchroqueue.h> | ||
| 3 | #include <bu/list.h> | ||
| 4 | |||
| 5 | class Thing | ||
| 6 | { | ||
| 7 | public: | ||
| 8 | Thing( int x ) : | ||
| 9 | x( x ), | ||
| 10 | y( 0 ) | ||
| 11 | { | ||
| 12 | } | ||
| 13 | |||
| 14 | int x; | ||
| 15 | int y; | ||
| 16 | }; | ||
| 17 | |||
| 18 | typedef Bu::SynchroQueue<Thing *> ThingQueue; | ||
| 19 | |||
| 20 | Bu::Mutex mWorkDone; | ||
| 21 | int iWorkDone; | ||
| 22 | Bu::Condition cWorkDone; | ||
| 23 | |||
| 24 | void workDone() | ||
| 25 | { | ||
| 26 | mWorkDone.lock(); | ||
| 27 | iWorkDone--; | ||
| 28 | if( iWorkDone == 0 ) | ||
| 29 | { | ||
| 30 | mWorkDone.unlock(); | ||
| 31 | cWorkDone.lock(); | ||
| 32 | cWorkDone.signal(); | ||
| 33 | cWorkDone.unlock(); | ||
| 34 | return; | ||
| 35 | } | ||
| 36 | mWorkDone.unlock(); | ||
| 37 | } | ||
| 38 | |||
| 39 | class ThingEater : public Bu::Thread | ||
| 40 | { | ||
| 41 | public: | ||
| 42 | ThingEater( ThingQueue &qThing ) : | ||
| 43 | qThing( qThing ) | ||
| 44 | { | ||
| 45 | } | ||
| 46 | |||
| 47 | bool bRunning; | ||
| 48 | |||
| 49 | void setRunning( bool b ) | ||
| 50 | { | ||
| 51 | mRunning.lock(); | ||
| 52 | bRunning = b; | ||
| 53 | mRunning.unlock(); | ||
| 54 | } | ||
| 55 | |||
| 56 | bool isRunning() | ||
| 57 | { | ||
| 58 | mRunning.lock(); | ||
| 59 | bool b = bRunning; | ||
| 60 | mRunning.unlock(); | ||
| 61 | return b; | ||
| 62 | } | ||
| 63 | |||
| 64 | protected: | ||
| 65 | virtual void run() | ||
| 66 | { | ||
| 67 | setRunning( true ); | ||
| 68 | while( isRunning() ) | ||
| 69 | { | ||
| 70 | Thing *pThing = qThing.dequeue( 0, 250000 ); | ||
| 71 | if( pThing == NULL ) | ||
| 72 | continue; | ||
| 73 | |||
| 74 | pThing->y = pThing->x*2; | ||
| 75 | usleep( 10000 ); | ||
| 76 | |||
| 77 | workDone(); | ||
| 78 | } | ||
| 79 | } | ||
| 80 | |||
| 81 | ThingQueue &qThing; | ||
| 82 | Bu::Mutex mRunning; | ||
| 83 | }; | ||
| 84 | |||
| 85 | typedef Bu::List<ThingEater *> ThingEaterList; | ||
| 86 | |||
| 87 | int main() | ||
| 88 | { | ||
| 89 | ThingQueue qThing; | ||
| 90 | ThingEaterList lEater; | ||
| 91 | |||
| 92 | mWorkDone.lock(); | ||
| 93 | iWorkDone = 1000; | ||
| 94 | mWorkDone.unlock(); | ||
| 95 | |||
| 96 | for( int j = 0; j < 5; j++ ) | ||
| 97 | lEater.append( new ThingEater( qThing ) ); | ||
| 98 | |||
| 99 | for( ThingEaterList::iterator i = lEater.begin(); i; i++ ) | ||
| 100 | (*i)->start(); | ||
| 101 | |||
| 102 | for( int j = 0; j < 1000; j++ ) | ||
| 103 | { | ||
| 104 | qThing.enqueue( new Thing( j ) ); | ||
| 105 | } | ||
| 106 | |||
| 107 | mWorkDone.lock(); | ||
| 108 | mWorkDone.unlock(); | ||
| 109 | cWorkDone.lock(); | ||
| 110 | for(;;) | ||
| 111 | { | ||
| 112 | mWorkDone.lock(); | ||
| 113 | if( iWorkDone == 0 ) | ||
| 114 | { | ||
| 115 | mWorkDone.unlock(); | ||
| 116 | break; | ||
| 117 | } | ||
| 118 | mWorkDone.unlock(); | ||
| 119 | cWorkDone.wait(); | ||
| 120 | } | ||
| 121 | cWorkDone.unlock(); | ||
| 122 | |||
| 123 | for( ThingEaterList::iterator i = lEater.begin(); i; i++ ) | ||
| 124 | (*i)->setRunning( false ); | ||
| 125 | |||
| 126 | for( ThingEaterList::iterator i = lEater.begin(); i; i++ ) | ||
| 127 | (*i)->join(); | ||
| 128 | |||
| 129 | return 0; | ||
| 130 | } | ||
| 131 | |||
