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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
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2 | |
3 | #include "alloc-util.h" | |
4 | #include "cpu-set-util.h" | |
5 | #include "macro.h" | |
6 | ||
7 | static void test_parse_cpu_set(void) { | |
8 | cpu_set_t *c = NULL; | |
9 | int ncpus; | |
10 | int cpu; | |
11 | ||
12 | /* Simple range (from CPUAffinity example) */ | |
13 | ncpus = parse_cpu_set_and_warn("1 2", &c, NULL, "fake", 1, "CPUAffinity"); | |
14 | assert_se(ncpus >= 1024); | |
15 | assert_se(CPU_ISSET_S(1, CPU_ALLOC_SIZE(ncpus), c)); | |
16 | assert_se(CPU_ISSET_S(2, CPU_ALLOC_SIZE(ncpus), c)); | |
17 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 2); | |
da681e1b | 18 | c = cpu_set_mfree(c); |
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19 | |
20 | /* A more interesting range */ | |
21 | ncpus = parse_cpu_set_and_warn("0 1 2 3 8 9 10 11", &c, NULL, "fake", 1, "CPUAffinity"); | |
22 | assert_se(ncpus >= 1024); | |
23 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); | |
24 | for (cpu = 0; cpu < 4; cpu++) | |
25 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
26 | for (cpu = 8; cpu < 12; cpu++) | |
27 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 28 | c = cpu_set_mfree(c); |
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29 | |
30 | /* Quoted strings */ | |
31 | ncpus = parse_cpu_set_and_warn("8 '9' 10 \"11\"", &c, NULL, "fake", 1, "CPUAffinity"); | |
32 | assert_se(ncpus >= 1024); | |
33 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 4); | |
34 | for (cpu = 8; cpu < 12; cpu++) | |
35 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 36 | c = cpu_set_mfree(c); |
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37 | |
38 | /* Use commas as separators */ | |
39 | ncpus = parse_cpu_set_and_warn("0,1,2,3 8,9,10,11", &c, NULL, "fake", 1, "CPUAffinity"); | |
40 | assert_se(ncpus >= 1024); | |
41 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); | |
42 | for (cpu = 0; cpu < 4; cpu++) | |
43 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
44 | for (cpu = 8; cpu < 12; cpu++) | |
45 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 46 | c = cpu_set_mfree(c); |
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47 | |
48 | /* Commas with spaces (and trailing comma, space) */ | |
49 | ncpus = parse_cpu_set_and_warn("0, 1, 2, 3, 4, 5, 6, 7, ", &c, NULL, "fake", 1, "CPUAffinity"); | |
50 | assert_se(ncpus >= 1024); | |
51 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); | |
52 | for (cpu = 0; cpu < 8; cpu++) | |
53 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 54 | c = cpu_set_mfree(c); |
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55 | |
56 | /* Ranges */ | |
57 | ncpus = parse_cpu_set_and_warn("0-3,8-11", &c, NULL, "fake", 1, "CPUAffinity"); | |
58 | assert_se(ncpus >= 1024); | |
59 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); | |
60 | for (cpu = 0; cpu < 4; cpu++) | |
61 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
62 | for (cpu = 8; cpu < 12; cpu++) | |
63 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 64 | c = cpu_set_mfree(c); |
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65 | |
66 | /* Ranges with trailing comma, space */ | |
67 | ncpus = parse_cpu_set_and_warn("0-3 8-11, ", &c, NULL, "fake", 1, "CPUAffinity"); | |
68 | assert_se(ncpus >= 1024); | |
69 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); | |
70 | for (cpu = 0; cpu < 4; cpu++) | |
71 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
72 | for (cpu = 8; cpu < 12; cpu++) | |
73 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 74 | c = cpu_set_mfree(c); |
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75 | |
76 | /* Negative range (returns empty cpu_set) */ | |
77 | ncpus = parse_cpu_set_and_warn("3-0", &c, NULL, "fake", 1, "CPUAffinity"); | |
78 | assert_se(ncpus >= 1024); | |
79 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 0); | |
da681e1b | 80 | c = cpu_set_mfree(c); |
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81 | |
82 | /* Overlapping ranges */ | |
83 | ncpus = parse_cpu_set_and_warn("0-7 4-11", &c, NULL, "fake", 1, "CPUAffinity"); | |
84 | assert_se(ncpus >= 1024); | |
85 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 12); | |
86 | for (cpu = 0; cpu < 12; cpu++) | |
87 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 88 | c = cpu_set_mfree(c); |
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89 | |
90 | /* Mix ranges and individual CPUs */ | |
91 | ncpus = parse_cpu_set_and_warn("0,1 4-11", &c, NULL, "fake", 1, "CPUAffinity"); | |
92 | assert_se(ncpus >= 1024); | |
93 | assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 10); | |
94 | assert_se(CPU_ISSET_S(0, CPU_ALLOC_SIZE(ncpus), c)); | |
95 | assert_se(CPU_ISSET_S(1, CPU_ALLOC_SIZE(ncpus), c)); | |
96 | for (cpu = 4; cpu < 12; cpu++) | |
97 | assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); | |
da681e1b | 98 | c = cpu_set_mfree(c); |
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99 | |
100 | /* Garbage */ | |
101 | ncpus = parse_cpu_set_and_warn("0 1 2 3 garbage", &c, NULL, "fake", 1, "CPUAffinity"); | |
102 | assert_se(ncpus < 0); | |
103 | assert_se(!c); | |
104 | ||
105 | /* Range with garbage */ | |
106 | ncpus = parse_cpu_set_and_warn("0-3 8-garbage", &c, NULL, "fake", 1, "CPUAffinity"); | |
107 | assert_se(ncpus < 0); | |
108 | assert_se(!c); | |
109 | ||
110 | /* Empty string */ | |
111 | c = NULL; | |
112 | ncpus = parse_cpu_set_and_warn("", &c, NULL, "fake", 1, "CPUAffinity"); | |
113 | assert_se(ncpus == 0); /* empty string returns 0 */ | |
114 | assert_se(!c); | |
115 | ||
efd08022 | 116 | /* Runaway quoted string */ |
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117 | ncpus = parse_cpu_set_and_warn("0 1 2 3 \"4 5 6 7 ", &c, NULL, "fake", 1, "CPUAffinity"); |
118 | assert_se(ncpus < 0); | |
119 | assert_se(!c); | |
120 | } | |
121 | ||
122 | int main(int argc, char *argv[]) { | |
123 | test_parse_cpu_set(); | |
124 | ||
125 | return 0; | |
126 | } |