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comparison nodejs/testleak.js @ 772:11f062c2c0b8

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Script to detect memory leaking
author Thinker K.F. Li <thinker@codemud.net>
date Sun, 29 Aug 2010 19:13:59 +0800
parents
children 586e50f82c1f
comparison
equal deleted inserted replaced
771:01b514800fbe 772:11f062c2c0b8
1 var mbfly = require("mbfly");
2 var sys = require("sys");
3 var cproc = require("child_process");
4
5 function testcase1() {
6 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
7 var root = mbrt.root;
8 var coords = [];
9 var coord;
10 var i;
11
12 while(true) {
13 for(i = 0; i < 200; i++) {
14 coords.push(mbrt.coord_new(root));
15 }
16 mbrt.redraw_changed();
17 mbrt.flush();
18
19 while(coords.length > 0) {
20 coord = coords.pop();
21 coord.remove();
22 }
23 }
24 }
25
26 function testcase2() {
27 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
28 var root = mbrt.root;
29 var coords = [];
30 var coord;
31 var i, j;
32
33 while(true) {
34 for(i = 0; i < 200; i++) {
35 coords.push(mbrt.coord_new(root));
36 for(j = 0; j < 10; j++)
37 coord = mbrt.coord_new(coords[i]);
38 }
39 mbrt.redraw_changed();
40 mbrt.flush();
41
42 while(coords.length > 0) {
43 coord = coords.pop();
44 coord.remove();
45 }
46 }
47 }
48
49 function testcase3() {
50 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
51 var root = mbrt.root;
52 var coords = [];
53 var coord;
54 var shape;
55 var i, j;
56
57 while(true) {
58 for(i = 0; i < 200; i++) {
59 coords.push(mbrt.coord_new(root));
60 for(j = 0; j < 10; j++) {
61 coord = mbrt.coord_new(coords[i]);
62 shape = mbrt.rect_new(15, 15, 20, 20, 0, 0);
63 coord.add_shape(shape);
64 }
65 }
66 mbrt.redraw_changed();
67 mbrt.flush();
68
69 while(coords.length > 0) {
70 coord = coords.pop();
71 coord.remove();
72 }
73 }
74 }
75
76 function testcase4() {
77 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
78 var root = mbrt.root;
79 var coords = [];
80 var coord;
81 var shape;
82 var i, j;
83
84 while(true) {
85 for(i = 0; i < 200; i++) {
86 coords.push(mbrt.coord_new(root));
87 for(j = 0; j < 10; j++) {
88 coord = mbrt.coord_new(coords[i]);
89 shape = mbrt.path_new("m 10,10 l 55,27 l -30,-3 z");
90 coord.add_shape(shape);
91 }
92 }
93 mbrt.redraw_changed();
94 mbrt.flush();
95
96 while(coords.length > 0) {
97 coord = coords.pop();
98 coord.remove();
99 }
100 }
101 }
102
103 function testcase5() {
104 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
105 var root = mbrt.root;
106 var paint;
107
108 while(true) {
109 paint = mbrt.paint_color_new(0.5, 0.5, 0.5, 1);
110 }
111 }
112
113 function testcase6() {
114 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
115 var root = mbrt.root;
116 var coords = [];
117 var coord;
118 var shape;
119 var paint;
120 var i, j;
121
122 while(true) {
123 for(i = 0; i < 200; i++) {
124 coords.push(mbrt.coord_new(root));
125 /* Paint is free, but rdman is dirty */
126 paint = mbrt.paint_color_new(0.5, 0.5, 0.5, 1);
127 for(j = 0; j < 10; j++) {
128 coord = mbrt.coord_new(coords[i]);
129 shape = mbrt.rect_new(5, 5, 20, 20, 0, 0);
130 coord.add_shape(shape);
131 }
132 }
133 mbrt.redraw_changed();
134 mbrt.flush();
135
136 while(coords.length > 0) {
137 coord = coords.pop();
138 coord.remove();
139 }
140 }
141 }
142
143 function testcase7() {
144 var mbrt = new mbfly.mb_rt(":32.0", 300, 200);
145 var root = mbrt.root;
146 var coords = [];
147 var coord;
148 var shape;
149 var paint;
150 var i, j;
151
152 while(true) {
153 for(i = 0; i < 200; i++) {
154 coords.push(mbrt.coord_new(root));
155 for(j = 0; j < 10; j++) {
156 /* paint is not free, and rdman is dirty */
157 paint = mbrt.paint_color_new(0.5, 0.5, 0.5, 1);
158 coord = mbrt.coord_new(coords[i]);
159 shape = mbrt.path_new("M 100,100 L 30,30 L 0,30 z");
160 coord.add_shape(shape);
161 paint.stroke(shape);
162 }
163 }
164 mbrt.redraw_changed();
165 mbrt.flush();
166
167 while(coords.length > 0) {
168 coord = coords.pop();
169 coord.remove();
170 }
171 }
172 }
173
174 cproc.exec("killall -9 Xvfb; Xvfb :32 -screen 0 800x600x24");
175 setTimeout(function() {
176 if(process.argv.length == 1)
177 testcase1();
178 else if(process.argv.length == 3) {
179 sys.puts("testcase " + process.argv[2]);
180 switch(process.argv[2]) {
181 case "1":
182 testcase1();
183 break;
184
185 case "2":
186 testcase2();
187 break;
188
189 case "3":
190 testcase3();
191 break;
192
193 case "4":
194 testcase4();
195 break;
196
197 case "5":
198 testcase5();
199 break;
200
201 case "6":
202 testcase6();
203 break;
204
205 case "7":
206 testcase7();
207 break;
208
209 default:
210 sys.puts("Usage: node testleak.js [1|2|3...7]");
211 }
212 } else
213 sys.puts("Usage: node testleak.js [1|2|3...7]");
214 cproc.exec("killall -9 Xvfb");
215 }, 1500);