| Norman James | 6a58a27 | 2015-10-07 14:34:16 -0500 | [diff] [blame] | 1 | #include <ccan/container_of/container_of.h>
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| 2 | #include <ccan/tap/tap.h>
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| 3 |
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| 4 | struct foo {
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| 5 | int a;
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| 6 | char b;
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| 7 | };
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| 8 |
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| 9 | int main(int argc, char *argv[])
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| 10 | {
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| 11 | struct foo foo = { .a = 1, .b = 2 };
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| 12 | int *intp = &foo.a;
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| 13 | char *charp = &foo.b;
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| 14 |
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| 15 | plan_tests(6);
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| 16 | ok1(container_of(intp, struct foo, a) == &foo);
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| 17 | ok1(container_of(charp, struct foo, b) == &foo);
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| 18 | ok1(container_of_var(intp, &foo, a) == &foo);
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| 19 | ok1(container_of_var(charp, &foo, b) == &foo);
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| 20 |
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| 21 | ok1(container_off(struct foo, a) == 0);
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| 22 | ok1(container_off(struct foo, b) == offsetof(struct foo, b));
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| 23 | return exit_status();
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| 24 | }
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