diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/sys/sys/Makefile | 1 | ||||
| -rw-r--r-- | tests/sys/sys/buf_ring_test.c | 126 |
2 files changed, 127 insertions, 0 deletions
diff --git a/tests/sys/sys/Makefile b/tests/sys/sys/Makefile index 8d9cd552d9d2..40060911856f 100644 --- a/tests/sys/sys/Makefile +++ b/tests/sys/sys/Makefile @@ -5,6 +5,7 @@ TESTSDIR= ${TESTSBASE}/sys/sys ATF_TESTS_C= arb_test \ bitset_test \ bitstring_test \ + buf_ring_test \ qmath_test \ rb_test \ splay_test \ diff --git a/tests/sys/sys/buf_ring_test.c b/tests/sys/sys/buf_ring_test.c new file mode 100644 index 000000000000..5ee1b1cc094b --- /dev/null +++ b/tests/sys/sys/buf_ring_test.c @@ -0,0 +1,126 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2024 Arm Ltd + */ + +#include <sys/types.h> + +#include <machine/cpu.h> +#include <machine/cpufunc.h> + +#include <errno.h> + +#include <atf-c.h> + +static void critical_enter(void); +static void critical_exit(void); + +#include <sys/buf_ring.h> + +static void +critical_enter(void) +{ +} + +static void +critical_exit(void) +{ +} + +static void * +buf_ring_dequeue_peek(struct buf_ring *br) +{ + void *val; + + val = buf_ring_peek(br); + if (val != NULL) + buf_ring_advance_sc(br); + return (val); +} + +static void * +buf_ring_dequeue_peek_clear_sc(struct buf_ring *br) +{ + void *val; + + val = buf_ring_peek_clear_sc(br); + if (val != NULL) + buf_ring_advance_sc(br); + return (val); +} + +#define MC_SC_TEST(dequeue_func) \ +ATF_TC_WITHOUT_HEAD(dequeue_func); \ +ATF_TC_BODY(dequeue_func, tc) \ +{ \ + struct buf_ring *br; \ + \ + br = buf_ring_alloc(4); \ + ATF_REQUIRE_MSG(br != NULL, "buf_ring_alloc returned NULL"); \ + \ + ATF_REQUIRE(dequeue_func(br) == NULL); \ + ATF_REQUIRE(buf_ring_count(br) == 0); \ + ATF_REQUIRE(!buf_ring_full(br)); \ + ATF_REQUIRE(buf_ring_empty(br)); \ + \ + /* Try filling the buf_ring */ \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)1) == 0); \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)2) == 0); \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)3) == 0); \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)4) == ENOBUFS); \ + \ + ATF_REQUIRE(buf_ring_count(br) == 3); \ + ATF_REQUIRE(buf_ring_full(br)); \ + ATF_REQUIRE(!buf_ring_empty(br)); \ + \ + /* Partially empty it */ \ + ATF_REQUIRE(dequeue_func(br) == (void *)1); \ + ATF_REQUIRE(dequeue_func(br) == (void *)2); \ + \ + ATF_REQUIRE(buf_ring_count(br) == 1); \ + ATF_REQUIRE(!buf_ring_full(br)); \ + ATF_REQUIRE(!buf_ring_empty(br)); \ + \ + /* Add more items */ \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)5) == 0); \ + ATF_REQUIRE(buf_ring_count(br) == 2); \ + \ + /* Finish emptying it */ \ + ATF_REQUIRE(dequeue_func(br) == (void *)3); \ + ATF_REQUIRE(dequeue_func(br) == (void *)5); \ + ATF_REQUIRE(dequeue_func(br) == NULL); \ + \ + ATF_REQUIRE(buf_ring_count(br) == 0); \ + ATF_REQUIRE(!buf_ring_full(br)); \ + ATF_REQUIRE(buf_ring_empty(br)); \ + \ + for (uintptr_t i = 0; i < 8; i++) { \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)(i + 100)) == 0); \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)(i + 200)) == 0); \ + ATF_REQUIRE(buf_ring_enqueue(br, (void *)(i + 300)) == 0); \ + ATF_REQUIRE(buf_ring_count(br) == 3); \ + ATF_REQUIRE(dequeue_func(br) == (void *)(i + 100)); \ + ATF_REQUIRE(dequeue_func(br) == (void *)(i + 200)); \ + ATF_REQUIRE(dequeue_func(br) == (void *)(i + 300)); \ + \ + ATF_REQUIRE(!buf_ring_full(br)); \ + ATF_REQUIRE(buf_ring_empty(br)); \ + } \ + \ + buf_ring_free(br); \ +} + +MC_SC_TEST(buf_ring_dequeue_sc) +MC_SC_TEST(buf_ring_dequeue_mc) +MC_SC_TEST(buf_ring_dequeue_peek) +MC_SC_TEST(buf_ring_dequeue_peek_clear_sc) + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, buf_ring_dequeue_sc); + ATF_TP_ADD_TC(tp, buf_ring_dequeue_mc); + ATF_TP_ADD_TC(tp, buf_ring_dequeue_peek); + ATF_TP_ADD_TC(tp, buf_ring_dequeue_peek_clear_sc); + return (atf_no_error()); +} |