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* LVM2/unit-tests/datastruct bitset_t.c
@ 2010-07-20 15:28 thornber
0 siblings, 0 replies; 2+ messages in thread
From: thornber @ 2010-07-20 15:28 UTC (permalink / raw)
To: lvm-devel, lvm2-cvs
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: thornber@sourceware.org 2010-07-20 15:28:22
Modified files:
unit-tests/datastruct: bitset_t.c
Log message:
[UNIT-TEST] test for recent dm_bit_and() function
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/unit-tests/datastruct/bitset_t.c.diff?cvsroot=lvm2&r1=1.2&r2=1.3
--- LVM2/unit-tests/datastruct/bitset_t.c 2010/07/20 15:26:43 1.2
+++ LVM2/unit-tests/datastruct/bitset_t.c 2010/07/20 15:28:22 1.3
@@ -64,12 +64,46 @@
}
}
+static void test_and(struct dm_pool *mem)
+{
+ dm_bitset_t bs1 = dm_bitset_create(mem, NR_BITS);
+ dm_bitset_t bs2 = dm_bitset_create(mem, NR_BITS);
+ dm_bitset_t bs3 = dm_bitset_create(mem, NR_BITS);
+
+ int i, j;
+ for (i = 0, j = 1; i < NR_BITS; i += j, j++) {
+ dm_bit_set(bs1, i);
+ dm_bit_set(bs2, i);
+ }
+
+ dm_bit_and(bs3, bs1, bs2);
+
+ assert(dm_bitset_equal(bs1, bs2));
+ assert(dm_bitset_equal(bs1, bs3));
+ assert(dm_bitset_equal(bs2, bs3));
+
+ dm_bit_clear_all(bs1);
+ dm_bit_clear_all(bs2);
+
+ for (i = 0; i < NR_BITS; i++) {
+ if (i % 2)
+ dm_bit_set(bs1, i);
+ else
+ dm_bit_set(bs2, i);
+ }
+
+ dm_bit_and(bs3, bs1, bs2);
+ for (i = 0; i < NR_BITS; i++)
+ assert(!dm_bit(bs3, i));
+}
+
int main(int argc, char **argv)
{
typedef void (*test_fn)(struct dm_pool *);
static test_fn tests[] = {
test_get_next,
- test_equal
+ test_equal,
+ test_and
};
int i;
^ permalink raw reply [flat|nested] 2+ messages in thread
* LVM2/unit-tests/datastruct bitset_t.c
@ 2010-07-20 15:26 thornber
0 siblings, 0 replies; 2+ messages in thread
From: thornber @ 2010-07-20 15:26 UTC (permalink / raw)
To: lvm-devel, lvm2-cvs
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: thornber@sourceware.org 2010-07-20 15:26:43
Modified files:
unit-tests/datastruct: bitset_t.c
Log message:
[UNIT-TESTS] add test for the recent dm_bitset_equal() function
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/unit-tests/datastruct/bitset_t.c.diff?cvsroot=lvm2&r1=1.1&r2=1.2
--- LVM2/unit-tests/datastruct/bitset_t.c 2010/07/20 15:25:39 1.1
+++ LVM2/unit-tests/datastruct/bitset_t.c 2010/07/20 15:26:43 1.2
@@ -6,14 +6,10 @@
NR_BITS = 137
};
-int main(int argc, char **argv)
+static void test_get_next(struct dm_pool *mem)
{
int i, j, last, first;
- dm_bitset_t bs;
- struct dm_pool *mem = dm_pool_create("bitset test", 1024);
-
- assert(mem);
- bs = dm_bitset_create(mem, NR_BITS);
+ dm_bitset_t bs = dm_bitset_create(mem, NR_BITS);
for (i = 0; i < NR_BITS; i++)
assert(!dm_bit(bs, i));
@@ -33,7 +29,56 @@
}
assert(dm_bit_get_next(bs, last) == -1);
- dm_pool_destroy(mem);
+}
+
+static void bit_flip(dm_bitset_t bs, int bit)
+{
+ int old = dm_bit(bs, bit);
+ if (old)
+ dm_bit_clear(bs, bit);
+ else
+ dm_bit_set(bs, bit);
+}
+
+static void test_equal(struct dm_pool *mem)
+{
+ dm_bitset_t bs1 = dm_bitset_create(mem, NR_BITS);
+ dm_bitset_t bs2 = dm_bitset_create(mem, NR_BITS);
+
+ int i, j;
+ for (i = 0, j = 1; i < NR_BITS; i += j, j++) {
+ dm_bit_set(bs1, i);
+ dm_bit_set(bs2, i);
+ }
+
+ assert(dm_bitset_equal(bs1, bs2));
+ assert(dm_bitset_equal(bs2, bs1));
+
+ for (i = 0; i < NR_BITS; i++) {
+ bit_flip(bs1, i);
+ assert(!dm_bitset_equal(bs1, bs2));
+ assert(!dm_bitset_equal(bs2, bs1));
+
+ assert(dm_bitset_equal(bs1, bs1)); /* comparing with self */
+ bit_flip(bs1, i);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ typedef void (*test_fn)(struct dm_pool *);
+ static test_fn tests[] = {
+ test_get_next,
+ test_equal
+ };
+
+ int i;
+ for (i = 0; i < sizeof(tests) / sizeof(*tests); i++) {
+ struct dm_pool *mem = dm_pool_create("bitset test", 1024);
+ assert(mem);
+ tests[i](mem);
+ dm_pool_destroy(mem);
+ }
return 0;
}
^ permalink raw reply [flat|nested] 2+ messages in thread
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2010-07-20 15:26 thornber
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