1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130 | -- --
-- procedure Copyright (c) Dmitry A. Kazakov --
-- Test_Synchronization_Events Luebeck --
-- Test Spring, 2008 --
-- --
-- Last revision : 23:22 29 Sep 2017 --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public License as --
-- published by the Free Software Foundation; either version 2 of --
-- the License, or (at your option) any later version. This library --
-- is distributed in the hope that it will be useful, but WITHOUT --
-- ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. You should have --
-- received a copy of the GNU General Public License along with --
-- this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
--____________________________________________________________________--
with Ada.Exceptions; use Ada.Exceptions;
with Ada.Numerics.Float_Random; use Ada.Numerics.Float_Random;
with Ada.Text_IO; use Ada.Text_IO;
with Ada.Finalization;
with Synchronization.Mutexes;
with Test_Synchronization_Pulse_Events;
with Test_Synchronization_Events_Array;
procedure Test_Synchronization_Events is
begin
Put_Line ("Array of events test");
declare
use Test_Synchronization_Events_Array;
use Events_Arrays;
Worker_State : Events_Array;
task type Worker (ID : Worker_ID);
task body Worker is
Dice : Generator;
begin
Reset (Dice);
for Index in 1..10 loop
Put_Line
( Worker_ID'Image (ID)
& " doing things"
& Integer'Image (Index)
);
delay Duration (Random (Dice) * 0.100);
Worker_State.Signal (ID, All_Signaled);
Worker_State.Reset (ID);
end loop;
Put_Line (Worker_ID'Image (ID) & " finished");
end Worker;
T1 : Worker (A);
T2 : Worker (B);
T3 : Worker (C);
begin
null;
end;
Put_Line ("Pulse event test");
declare
use Test_Synchronization_Pulse_Events;
Event : Pulse_Event;
task type Waiter (Name : access String);
task body Waiter is
Value : Positive;
begin
for Index in Positive'Range loop
select
Event.Wait (Value);
Put_Line (Name.all & " got" & Integer'Image (Value));
or delay 1.0;
exit;
end select;
end loop;
end Waiter;
N1 : aliased String := "A | | | | |";
N2 : aliased String := "| B | | | |";
N3 : aliased String := "| | C | | |";
N4 : aliased String := "| | | D | |";
N5 : aliased String := "| | | | E |";
N6 : aliased String := "| | | | | F";
T1 : Waiter (N1'Access);
T2 : Waiter (N2'Access);
T3 : Waiter (N3'Access);
T4 : Waiter (N4'Access);
T5 : Waiter (N5'Access);
T6 : Waiter (N6'Access);
begin
for Index in 1..1000 loop
Event.Pulse (Index);
delay 0.0;
end loop;
end;
Put_Line ("Mutex test");
declare
use Synchronization.Mutexes;
Resource : aliased Mutex;
begin
declare
Lock : Holder (Resource'Access);
begin
declare
Lock : Holder (Resource'Access);
begin
Put_Line ("Got a mutex recursively");
raise Constraint_Error;
end;
end;
exception
when Constraint_Error =>
if Resource.Is_Owned then
raise Program_Error;
end if;
Put_Line ("Mutex was released");
end;
exception
when Error : others =>
Put_Line ("Error: " & Exception_Information (Error));
end Test_Synchronization_Events;
|