[lttng-dev] [PATCH babeltrace 2/5] Tests: Rename tests under lib with tests naming convention
Christian Babeux
christian.babeux at efficios.com
Tue Aug 20 17:38:18 EDT 2013
Signed-off-by: Christian Babeux <christian.babeux at efficios.com>
---
tests/lib/Makefile.am | 8 +-
tests/lib/runall.sh | 6 +-
tests/lib/test-bitfield.c | 363 ----------------------------------------------
tests/lib/test-seeks.c | 302 --------------------------------------
tests/lib/test_bitfield.c | 363 ++++++++++++++++++++++++++++++++++++++++++++++
tests/lib/test_seek.c | 302 ++++++++++++++++++++++++++++++++++++++
6 files changed, 672 insertions(+), 672 deletions(-)
delete mode 100644 tests/lib/test-bitfield.c
delete mode 100644 tests/lib/test-seeks.c
create mode 100644 tests/lib/test_bitfield.c
create mode 100644 tests/lib/test_seek.c
diff --git a/tests/lib/Makefile.am b/tests/lib/Makefile.am
index 6ae694d..a7de0a9 100644
--- a/tests/lib/Makefile.am
+++ b/tests/lib/Makefile.am
@@ -6,16 +6,16 @@ LIBTAP=$(top_builddir)/tests/utils/tap/libtap.la
libtestcommon_a_SOURCES = common.c common.h
-test_seeks_LDADD = $(LIBTAP) libtestcommon.a \
+test_seek_LDADD = $(LIBTAP) libtestcommon.a \
$(top_builddir)/lib/libbabeltrace.la \
$(top_builddir)/formats/ctf/libbabeltrace-ctf.la
test_bitfield_LDADD = $(LIBTAP) libtestcommon.a
-noinst_PROGRAMS = test-seeks test-bitfield
+noinst_PROGRAMS = test_seek test_bitfield
-test_seeks_SOURCES = test-seeks.c
-test_bitfield_SOURCES = test-bitfield.c
+test_seek_SOURCES = test_seek.c
+test_bitfield_SOURCES = test_bitfield.c
EXTRA_DIST = runall.sh
diff --git a/tests/lib/runall.sh b/tests/lib/runall.sh
index b5522ad..5c28299 100755
--- a/tests/lib/runall.sh
+++ b/tests/lib/runall.sh
@@ -1,9 +1,9 @@
#!/bin/sh
# run Seeks tests
# With a trace than contains empty packets
-./test-seeks ../ctf-traces/succeed/wk-heartbeat-u/ 1351532897586558519 1351532897591331194
+./test_seek ../ctf-traces/succeed/wk-heartbeat-u/ 1351532897586558519 1351532897591331194
# With a bigger trace
-./test-seeks ../ctf-traces/succeed/lttng-modules-2.0-pre5/ 61334174524234 61336381998396
+./test_seek ../ctf-traces/succeed/lttng-modules-2.0-pre5/ 61334174524234 61336381998396
# run bitfield tests
-./test-bitfield
+./test_bitfield
diff --git a/tests/lib/test-bitfield.c b/tests/lib/test-bitfield.c
deleted file mode 100644
index 16e8a57..0000000
--- a/tests/lib/test-bitfield.c
+++ /dev/null
@@ -1,363 +0,0 @@
-/*
- * test-bitfield.c
- *
- * BabelTrace - bitfield test program
- *
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers at efficios.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; under version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#define _GNU_SOURCE
-#include <babeltrace/bitfield.h>
-#include <time.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-#include <tap/tap.h>
-
-unsigned int glob;
-
-/*
- * This function is only declared to show the size of a bitfield write in
- * objdump.
- */
-void fct(void)
-{
- bt_bitfield_write(&glob, unsigned int, 12, 15, 0x12345678);
-}
-
-/* Test array size, in bytes */
-#define TEST_LEN 128
-#define NR_TESTS 10
-#define SIGNED_TEST_DESC_FMT_STR "Writing and reading back 0x%X, signed"
-#define UNSIGNED_TEST_DESC_FMT_STR "Writing and reading back 0x%X, unsigned"
-#define DIAG_FMT_STR "Failed reading value written \"%s\"-wise, with start=%i" \
- " and length=%i. Read %llX"
-
-unsigned int srcrand;
-
-#if defined(__i386) || defined(__x86_64)
-
-static inline int fls(int x)
-{
- int r;
- asm("bsrl %1,%0\n\t"
- "cmovzl %2,%0"
- : "=&r" (r) : "rm" (x), "rm" (-1));
- return r + 1;
-}
-
-#elif defined(__PPC__)
-
-static __inline__ int fls(unsigned int x)
-{
- int lz;
-
- asm ("cntlzw %0,%1" : "=r" (lz) : "r" (x));
- return 32 - lz;
-}
-
-#else
-
-static int fls(unsigned int x)
-{
- int r = 32;
-
- if (!x)
- return 0;
- if (!(x & 0xFFFF0000U)) {
- x <<= 16;
- r -= 16;
- }
- if (!(x & 0xFF000000U)) {
- x <<= 8;
- r -= 8;
- }
- if (!(x & 0xF0000000U)) {
- x <<= 4;
- r -= 4;
- }
- if (!(x & 0xC0000000U)) {
- x <<= 2;
- r -= 2;
- }
- if (!(x & 0x80000000U)) {
- x <<= 1;
- r -= 1;
- }
- return r;
-}
-
-#endif
-
-#define print_byte_array(c, len) \
-do { \
- unsigned long i; \
- \
- for (i = 0; i < (len); i++) { \
- printf("0x%X", (c)[i]); \
- if (i != (len) - 1) \
- printf(" "); \
- } \
- printf("\n"); \
-} while (0)
-
-#define init_byte_array(c, len, val) \
-do { \
- unsigned long i; \
- \
- for (i = 0; i < (len); i++) \
- (c)[i] = (val); \
-} while (0)
-
-#define check_result(ref, val, buffer, typename, start, len, \
- desc_fmt_str) \
-({ \
- if ((val) != (ref)) { \
- fail(desc_fmt_str, ref); \
- diag(DIAG_FMT_STR, #typename, start, len, val); \
- printf("# "); \
- print_byte_array(buffer, TEST_LEN); \
- } \
- (val) != (ref); \
-})
-
-void run_test_unsigned(void)
-{
- unsigned int src, nrbits;
- union {
- unsigned char c[TEST_LEN];
- unsigned short s[TEST_LEN/sizeof(unsigned short)];
- unsigned int i[TEST_LEN/sizeof(unsigned int)];
- unsigned long l[TEST_LEN/sizeof(unsigned long)];
- unsigned long long ll[TEST_LEN/sizeof(unsigned long long)];
- } target;
- unsigned long long readval;
- unsigned int s, l;
-
- src = srcrand;
- nrbits = fls(src);
-
- for (s = 0; s < CHAR_BIT * TEST_LEN; s++) {
- for (l = nrbits; l < (CHAR_BIT * TEST_LEN) - s; l++) {
- init_byte_array(target.c, TEST_LEN, 0xFF);
- bt_bitfield_write(target.c, unsigned char, s, l, src);
- bt_bitfield_read(target.c, unsigned char, s, l, &readval);
- if (check_result(src, readval, target.c, unsigned char,
- s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0xFF);
- bt_bitfield_write(target.s, unsigned short, s, l, src);
- bt_bitfield_read(target.c, unsigned char, s, l, &readval);
- if (check_result(src, readval, target.c, unsigned short,
- s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0xFF);
- bt_bitfield_write(target.i, unsigned int, s, l, src);
- bt_bitfield_read(target.c, unsigned char, s, l, &readval);
- if (check_result(src, readval, target.c, unsigned int,
- s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0xFF);
- bt_bitfield_write(target.l, unsigned long, s, l, src);
- bt_bitfield_read(target.c, unsigned char, s, l, &readval);
- if (check_result(src, readval, target.c, unsigned long,
- s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0xFF);
- bt_bitfield_write(target.ll, unsigned long long, s, l, src);
- bt_bitfield_read(target.c, unsigned char, s, l, &readval);
- if (check_result(src, readval, target.c, unsigned long long,
- s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
- }
- }
-
- pass(UNSIGNED_TEST_DESC_FMT_STR, src);
-}
-
-void run_test_signed(void)
-{
- int src, nrbits;
- union {
- signed char c[TEST_LEN];
- short s[TEST_LEN/sizeof(short)];
- int i[TEST_LEN/sizeof(int)];
- long l[TEST_LEN/sizeof(long)];
- long long ll[TEST_LEN/sizeof(long long)];
- } target;
- long long readval;
- unsigned int s, l;
-
- src = srcrand;
- if (src & 0x80000000U)
- nrbits = fls(~src) + 1; /* Find least significant bit conveying sign */
- else
- nrbits = fls(src) + 1; /* Keep sign at 0 */
-
- for (s = 0; s < CHAR_BIT * TEST_LEN; s++) {
- for (l = nrbits; l < (CHAR_BIT * TEST_LEN) - s; l++) {
- init_byte_array(target.c, TEST_LEN, 0x0);
- bt_bitfield_write(target.c, signed char, s, l, src);
- bt_bitfield_read(target.c, signed char, s, l, &readval);
- if (check_result(src, readval, target.c, signed char,
- s, l, SIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0x0);
- bt_bitfield_write(target.s, short, s, l, src);
- bt_bitfield_read(target.c, signed char, s, l, &readval);
- if (check_result(src, readval, target.c, short,
- s, l, SIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0x0);
- bt_bitfield_write(target.i, int, s, l, src);
- bt_bitfield_read(target.c, signed char, s, l, &readval);
- if (check_result(src, readval, target.c, int,
- s, l, SIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0x0);
- bt_bitfield_write(target.l, long, s, l, src);
- bt_bitfield_read(target.c, signed char, s, l, &readval);
- if (check_result(src, readval, target.c, long,
- s, l, SIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
-
- init_byte_array(target.c, TEST_LEN, 0x0);
- bt_bitfield_write(target.ll, long long, s, l, src);
- bt_bitfield_read(target.c, signed char, s, l, &readval);
- if (check_result(src, readval, target.c, long long,
- s, l, SIGNED_TEST_DESC_FMT_STR)) {
- return;
- }
- }
- }
-
- pass(SIGNED_TEST_DESC_FMT_STR, src);
-}
-
-void run_test(void)
-{
- int i;
- plan_tests(NR_TESTS * 2 + 6);
-
- srand(time(NULL));
-
- srcrand = 0;
- run_test_unsigned();
- srcrand = 0;
- run_test_signed();
-
- srcrand = 1;
- run_test_unsigned();
-
- srcrand = ~0U;
- run_test_unsigned();
-
- srcrand = -1;
- run_test_signed();
-
- srcrand = (int)0x80000000U;
- run_test_signed();
-
- for (i = 0; i < NR_TESTS; i++) {
- srcrand = rand();
- run_test_unsigned();
- run_test_signed();
- }
-}
-
-static
-int print_encodings(unsigned long src, unsigned int shift, unsigned int len)
-{
- union {
- unsigned char c[8];
- unsigned short s[4];
- unsigned int i[2];
- unsigned long l[2];
- unsigned long long ll[1];
- } target;
- unsigned long long readval;
-
- init_byte_array(target.c, 8, 0xFF);
- bt_bitfield_write(target.c, unsigned char, shift, len, src);
- printf("bytewise\n");
- print_byte_array(target.c, 8);
-
- init_byte_array(target.c, 8, 0xFF);
- bt_bitfield_write(target.s, unsigned short, shift, len, src);
- printf("shortwise\n");
- print_byte_array(target.c, 8);
-
- init_byte_array(target.c, 8, 0xFF);
- bt_bitfield_write(target.i, unsigned int, shift, len, src);
- printf("intwise\n");
- print_byte_array(target.c, 8);
-
- init_byte_array(target.c, 8, 0xFF);
- bt_bitfield_write(target.l, unsigned long, shift, len, src);
- printf("longwise\n");
- print_byte_array(target.c, 8);
-
- init_byte_array(target.c, 8, 0xFF);
- bt_bitfield_write(target.ll, unsigned long long, shift, len, src);
- printf("lluwise\n");
- print_byte_array(target.c, 8);
-
- bt_bitfield_read(target.c, unsigned char, shift, len, &readval);
- printf("read: %llX\n", readval);
- print_byte_array(target.c, 8);
-
- return 0;
-}
-
-int main(int argc, char **argv)
-{
- if (argc > 1) {
- /* Print encodings */
- unsigned long src;
- unsigned int shift, len;
-
- src = atoi(argv[1]);
- if (argc > 2)
- shift = atoi(argv[2]);
- else
- shift = 12;
- if (argc > 3)
- len = atoi(argv[3]);
- else
- len = 40;
- return print_encodings(src, shift, len);
- }
-
- /* Run tap-formated tests */
- run_test();
- return exit_status();
-}
diff --git a/tests/lib/test-seeks.c b/tests/lib/test-seeks.c
deleted file mode 100644
index b33f80d..0000000
--- a/tests/lib/test-seeks.c
+++ /dev/null
@@ -1,302 +0,0 @@
-/*
- * test-seeks.c
- *
- * Lib BabelTrace - Seeks test program
- *
- * Copyright 2012 - Yannick Brosseau <yannick.brosseau at gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; under version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-#define _GNU_SOURCE
-#include <babeltrace/context.h>
-#include <babeltrace/iterator.h>
-#include <babeltrace/ctf/iterator.h>
-#include <babeltrace/ctf/events.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <limits.h>
-
-#include <tap/tap.h>
-#include "common.h"
-
-#define NR_TESTS 29
-
-void run_seek_begin(char *path, uint64_t expected_begin)
-{
- struct bt_context *ctx;
- struct bt_ctf_iter *iter;
- struct bt_ctf_event *event;
- struct bt_iter_pos newpos;
- int ret;
- uint64_t timestamp_begin;
- uint64_t timestamp_seek_begin;
-
- /* Open the trace */
- ctx = create_context_with_path(path);
- if (!ctx) {
- plan_skip_all("Cannot create valid context");
- }
-
- /* Create iterator with null begin and end */
- iter = bt_ctf_iter_create(ctx, NULL, NULL);
- if (!iter) {
- plan_skip_all("Cannot create valid iterator");
- }
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid");
-
- /* Validate that the first timestamp is right */
- timestamp_begin = bt_ctf_get_timestamp(event);
-
- ok1(timestamp_begin == expected_begin);
-
- /* Validate that we get the same value after a seek begin */
- newpos.type = BT_SEEK_BEGIN;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek begin retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid");
-
- timestamp_seek_begin = bt_ctf_get_timestamp(event);
-
- ok1(timestamp_begin == timestamp_seek_begin);
-
- bt_context_put(ctx);
-}
-
-
-void run_seek_last(char *path, uint64_t expected_last)
-{
- struct bt_context *ctx;
- struct bt_ctf_iter *iter;
- struct bt_ctf_event *event;
- struct bt_iter_pos newpos;
- int ret;
- uint64_t timestamp_last;
-
- /* Open the trace */
- ctx = create_context_with_path(path);
- if (!ctx) {
- plan_skip_all("Cannot create valid context");
- }
-
- /* Create iterator with null last and end */
- iter = bt_ctf_iter_create(ctx, NULL, NULL);
- if (!iter) {
- plan_skip_all("Cannot create valid iterator");
- }
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at beginning");
-
- /* Seek to last */
- newpos.type = BT_SEEK_LAST;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek last retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at last position");
-
- timestamp_last = bt_ctf_get_timestamp(event);
-
- ok1(timestamp_last == expected_last);
-
- /* Try to read next event */
- ret = bt_iter_next(bt_ctf_get_iter(iter));
-
- ok(ret == 0, "iter next should return an error");
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event == 0, "Event after last should be invalid");
-
- bt_context_put(ctx);
-}
-
-void run_seek_time_at_last(char *path, uint64_t expected_last)
-{
- struct bt_context *ctx;
- struct bt_ctf_iter *iter;
- struct bt_ctf_event *event;
- struct bt_iter_pos newpos;
- int ret;
- uint64_t timestamp_last;
-
- /* Open the trace */
- ctx = create_context_with_path(path);
- if (!ctx) {
- plan_skip_all("Cannot create valid context");
- }
-
- /* Create iterator with null last and end */
- iter = bt_ctf_iter_create(ctx, NULL, NULL);
- if (!iter) {
- plan_skip_all("Cannot create valid iterator");
- }
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at beginning");
-
- /* Seek to last */
- newpos.type = BT_SEEK_TIME;
- newpos.u.seek_time = expected_last;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek time at last retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at last position");
-
- timestamp_last = bt_ctf_get_timestamp(event);
-
- ok1(timestamp_last == expected_last);
-
- /* Try to read next event */
- ret = bt_iter_next(bt_ctf_get_iter(iter));
-
- ok(ret == 0, "iter next should return an error");
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event == 0, "Event after last should be invalid");
-
- bt_context_put(ctx);
-}
-
-void run_seek_cycles(char *path,
- uint64_t expected_begin,
- uint64_t expected_last)
-{
- struct bt_context *ctx;
- struct bt_ctf_iter *iter;
- struct bt_ctf_event *event;
- struct bt_iter_pos newpos;
- int ret;
- uint64_t timestamp;
-
- /* Open the trace */
- ctx = create_context_with_path(path);
- if (!ctx) {
- plan_skip_all("Cannot create valid context");
- }
-
- /* Create iterator with null last and end */
- iter = bt_ctf_iter_create(ctx, NULL, NULL);
- if (!iter) {
- plan_skip_all("Cannot create valid iterator");
- }
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at beginning");
-
- /* Seek to last */
- newpos.type = BT_SEEK_LAST;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek last retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at last position");
-
- timestamp = bt_ctf_get_timestamp(event);
-
- ok1(timestamp == expected_last);
-
- /* Try to read next event */
- ret = bt_iter_next(bt_ctf_get_iter(iter));
-
- ok(ret == 0, "iter next should return an error");
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event == 0, "Event after last should be invalid");
-
- /* Seek to BEGIN */
- newpos.type = BT_SEEK_BEGIN;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek begin retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at first position");
-
- timestamp = bt_ctf_get_timestamp(event);
-
- ok1(timestamp == expected_begin);
-
- /* Seek last again */
- newpos.type = BT_SEEK_LAST;
- ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
-
- ok(ret == 0, "Seek last retval %d", ret);
-
- event = bt_ctf_iter_read_event(iter);
-
- ok(event, "Event valid at last position");
-
- timestamp = bt_ctf_get_timestamp(event);
-
- ok1(timestamp == expected_last);
-
- bt_context_put(ctx);
-}
-
-int main(int argc, char **argv)
-{
- char *path;
- uint64_t expected_begin;
- uint64_t expected_last;
-
- plan_tests(NR_TESTS);
-
- if (argc < 4) {
- plan_skip_all("Invalid arguments: need a trace path and the start and last timestamp");
-
- }
-
- /* Parse arguments (Trace, begin timestamp) */
- path = argv[1];
-
- expected_begin = strtoull(argv[2], NULL, 0);
- if (ULLONG_MAX == expected_begin && errno == ERANGE) {
- plan_skip_all("Invalid value for begin timestamp");
- }
-
- expected_last = strtoull(argv[3], NULL, 0);
- if (ULLONG_MAX == expected_last && errno == ERANGE) {
- plan_skip_all("Invalid value for last timestamp");
- }
-
- run_seek_begin(path, expected_begin);
- run_seek_time_at_last(path, expected_last);
- run_seek_last(path, expected_last);
- run_seek_cycles(path, expected_begin, expected_last);
-
- return exit_status();
-}
diff --git a/tests/lib/test_bitfield.c b/tests/lib/test_bitfield.c
new file mode 100644
index 0000000..16e8a57
--- /dev/null
+++ b/tests/lib/test_bitfield.c
@@ -0,0 +1,363 @@
+/*
+ * test-bitfield.c
+ *
+ * BabelTrace - bitfield test program
+ *
+ * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers at efficios.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; under version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#define _GNU_SOURCE
+#include <babeltrace/bitfield.h>
+#include <time.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <tap/tap.h>
+
+unsigned int glob;
+
+/*
+ * This function is only declared to show the size of a bitfield write in
+ * objdump.
+ */
+void fct(void)
+{
+ bt_bitfield_write(&glob, unsigned int, 12, 15, 0x12345678);
+}
+
+/* Test array size, in bytes */
+#define TEST_LEN 128
+#define NR_TESTS 10
+#define SIGNED_TEST_DESC_FMT_STR "Writing and reading back 0x%X, signed"
+#define UNSIGNED_TEST_DESC_FMT_STR "Writing and reading back 0x%X, unsigned"
+#define DIAG_FMT_STR "Failed reading value written \"%s\"-wise, with start=%i" \
+ " and length=%i. Read %llX"
+
+unsigned int srcrand;
+
+#if defined(__i386) || defined(__x86_64)
+
+static inline int fls(int x)
+{
+ int r;
+ asm("bsrl %1,%0\n\t"
+ "cmovzl %2,%0"
+ : "=&r" (r) : "rm" (x), "rm" (-1));
+ return r + 1;
+}
+
+#elif defined(__PPC__)
+
+static __inline__ int fls(unsigned int x)
+{
+ int lz;
+
+ asm ("cntlzw %0,%1" : "=r" (lz) : "r" (x));
+ return 32 - lz;
+}
+
+#else
+
+static int fls(unsigned int x)
+{
+ int r = 32;
+
+ if (!x)
+ return 0;
+ if (!(x & 0xFFFF0000U)) {
+ x <<= 16;
+ r -= 16;
+ }
+ if (!(x & 0xFF000000U)) {
+ x <<= 8;
+ r -= 8;
+ }
+ if (!(x & 0xF0000000U)) {
+ x <<= 4;
+ r -= 4;
+ }
+ if (!(x & 0xC0000000U)) {
+ x <<= 2;
+ r -= 2;
+ }
+ if (!(x & 0x80000000U)) {
+ x <<= 1;
+ r -= 1;
+ }
+ return r;
+}
+
+#endif
+
+#define print_byte_array(c, len) \
+do { \
+ unsigned long i; \
+ \
+ for (i = 0; i < (len); i++) { \
+ printf("0x%X", (c)[i]); \
+ if (i != (len) - 1) \
+ printf(" "); \
+ } \
+ printf("\n"); \
+} while (0)
+
+#define init_byte_array(c, len, val) \
+do { \
+ unsigned long i; \
+ \
+ for (i = 0; i < (len); i++) \
+ (c)[i] = (val); \
+} while (0)
+
+#define check_result(ref, val, buffer, typename, start, len, \
+ desc_fmt_str) \
+({ \
+ if ((val) != (ref)) { \
+ fail(desc_fmt_str, ref); \
+ diag(DIAG_FMT_STR, #typename, start, len, val); \
+ printf("# "); \
+ print_byte_array(buffer, TEST_LEN); \
+ } \
+ (val) != (ref); \
+})
+
+void run_test_unsigned(void)
+{
+ unsigned int src, nrbits;
+ union {
+ unsigned char c[TEST_LEN];
+ unsigned short s[TEST_LEN/sizeof(unsigned short)];
+ unsigned int i[TEST_LEN/sizeof(unsigned int)];
+ unsigned long l[TEST_LEN/sizeof(unsigned long)];
+ unsigned long long ll[TEST_LEN/sizeof(unsigned long long)];
+ } target;
+ unsigned long long readval;
+ unsigned int s, l;
+
+ src = srcrand;
+ nrbits = fls(src);
+
+ for (s = 0; s < CHAR_BIT * TEST_LEN; s++) {
+ for (l = nrbits; l < (CHAR_BIT * TEST_LEN) - s; l++) {
+ init_byte_array(target.c, TEST_LEN, 0xFF);
+ bt_bitfield_write(target.c, unsigned char, s, l, src);
+ bt_bitfield_read(target.c, unsigned char, s, l, &readval);
+ if (check_result(src, readval, target.c, unsigned char,
+ s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0xFF);
+ bt_bitfield_write(target.s, unsigned short, s, l, src);
+ bt_bitfield_read(target.c, unsigned char, s, l, &readval);
+ if (check_result(src, readval, target.c, unsigned short,
+ s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0xFF);
+ bt_bitfield_write(target.i, unsigned int, s, l, src);
+ bt_bitfield_read(target.c, unsigned char, s, l, &readval);
+ if (check_result(src, readval, target.c, unsigned int,
+ s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0xFF);
+ bt_bitfield_write(target.l, unsigned long, s, l, src);
+ bt_bitfield_read(target.c, unsigned char, s, l, &readval);
+ if (check_result(src, readval, target.c, unsigned long,
+ s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0xFF);
+ bt_bitfield_write(target.ll, unsigned long long, s, l, src);
+ bt_bitfield_read(target.c, unsigned char, s, l, &readval);
+ if (check_result(src, readval, target.c, unsigned long long,
+ s, l, UNSIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+ }
+ }
+
+ pass(UNSIGNED_TEST_DESC_FMT_STR, src);
+}
+
+void run_test_signed(void)
+{
+ int src, nrbits;
+ union {
+ signed char c[TEST_LEN];
+ short s[TEST_LEN/sizeof(short)];
+ int i[TEST_LEN/sizeof(int)];
+ long l[TEST_LEN/sizeof(long)];
+ long long ll[TEST_LEN/sizeof(long long)];
+ } target;
+ long long readval;
+ unsigned int s, l;
+
+ src = srcrand;
+ if (src & 0x80000000U)
+ nrbits = fls(~src) + 1; /* Find least significant bit conveying sign */
+ else
+ nrbits = fls(src) + 1; /* Keep sign at 0 */
+
+ for (s = 0; s < CHAR_BIT * TEST_LEN; s++) {
+ for (l = nrbits; l < (CHAR_BIT * TEST_LEN) - s; l++) {
+ init_byte_array(target.c, TEST_LEN, 0x0);
+ bt_bitfield_write(target.c, signed char, s, l, src);
+ bt_bitfield_read(target.c, signed char, s, l, &readval);
+ if (check_result(src, readval, target.c, signed char,
+ s, l, SIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0x0);
+ bt_bitfield_write(target.s, short, s, l, src);
+ bt_bitfield_read(target.c, signed char, s, l, &readval);
+ if (check_result(src, readval, target.c, short,
+ s, l, SIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0x0);
+ bt_bitfield_write(target.i, int, s, l, src);
+ bt_bitfield_read(target.c, signed char, s, l, &readval);
+ if (check_result(src, readval, target.c, int,
+ s, l, SIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0x0);
+ bt_bitfield_write(target.l, long, s, l, src);
+ bt_bitfield_read(target.c, signed char, s, l, &readval);
+ if (check_result(src, readval, target.c, long,
+ s, l, SIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+
+ init_byte_array(target.c, TEST_LEN, 0x0);
+ bt_bitfield_write(target.ll, long long, s, l, src);
+ bt_bitfield_read(target.c, signed char, s, l, &readval);
+ if (check_result(src, readval, target.c, long long,
+ s, l, SIGNED_TEST_DESC_FMT_STR)) {
+ return;
+ }
+ }
+ }
+
+ pass(SIGNED_TEST_DESC_FMT_STR, src);
+}
+
+void run_test(void)
+{
+ int i;
+ plan_tests(NR_TESTS * 2 + 6);
+
+ srand(time(NULL));
+
+ srcrand = 0;
+ run_test_unsigned();
+ srcrand = 0;
+ run_test_signed();
+
+ srcrand = 1;
+ run_test_unsigned();
+
+ srcrand = ~0U;
+ run_test_unsigned();
+
+ srcrand = -1;
+ run_test_signed();
+
+ srcrand = (int)0x80000000U;
+ run_test_signed();
+
+ for (i = 0; i < NR_TESTS; i++) {
+ srcrand = rand();
+ run_test_unsigned();
+ run_test_signed();
+ }
+}
+
+static
+int print_encodings(unsigned long src, unsigned int shift, unsigned int len)
+{
+ union {
+ unsigned char c[8];
+ unsigned short s[4];
+ unsigned int i[2];
+ unsigned long l[2];
+ unsigned long long ll[1];
+ } target;
+ unsigned long long readval;
+
+ init_byte_array(target.c, 8, 0xFF);
+ bt_bitfield_write(target.c, unsigned char, shift, len, src);
+ printf("bytewise\n");
+ print_byte_array(target.c, 8);
+
+ init_byte_array(target.c, 8, 0xFF);
+ bt_bitfield_write(target.s, unsigned short, shift, len, src);
+ printf("shortwise\n");
+ print_byte_array(target.c, 8);
+
+ init_byte_array(target.c, 8, 0xFF);
+ bt_bitfield_write(target.i, unsigned int, shift, len, src);
+ printf("intwise\n");
+ print_byte_array(target.c, 8);
+
+ init_byte_array(target.c, 8, 0xFF);
+ bt_bitfield_write(target.l, unsigned long, shift, len, src);
+ printf("longwise\n");
+ print_byte_array(target.c, 8);
+
+ init_byte_array(target.c, 8, 0xFF);
+ bt_bitfield_write(target.ll, unsigned long long, shift, len, src);
+ printf("lluwise\n");
+ print_byte_array(target.c, 8);
+
+ bt_bitfield_read(target.c, unsigned char, shift, len, &readval);
+ printf("read: %llX\n", readval);
+ print_byte_array(target.c, 8);
+
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ if (argc > 1) {
+ /* Print encodings */
+ unsigned long src;
+ unsigned int shift, len;
+
+ src = atoi(argv[1]);
+ if (argc > 2)
+ shift = atoi(argv[2]);
+ else
+ shift = 12;
+ if (argc > 3)
+ len = atoi(argv[3]);
+ else
+ len = 40;
+ return print_encodings(src, shift, len);
+ }
+
+ /* Run tap-formated tests */
+ run_test();
+ return exit_status();
+}
diff --git a/tests/lib/test_seek.c b/tests/lib/test_seek.c
new file mode 100644
index 0000000..b33f80d
--- /dev/null
+++ b/tests/lib/test_seek.c
@@ -0,0 +1,302 @@
+/*
+ * test-seeks.c
+ *
+ * Lib BabelTrace - Seeks test program
+ *
+ * Copyright 2012 - Yannick Brosseau <yannick.brosseau at gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; under version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#define _GNU_SOURCE
+#include <babeltrace/context.h>
+#include <babeltrace/iterator.h>
+#include <babeltrace/ctf/iterator.h>
+#include <babeltrace/ctf/events.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <limits.h>
+
+#include <tap/tap.h>
+#include "common.h"
+
+#define NR_TESTS 29
+
+void run_seek_begin(char *path, uint64_t expected_begin)
+{
+ struct bt_context *ctx;
+ struct bt_ctf_iter *iter;
+ struct bt_ctf_event *event;
+ struct bt_iter_pos newpos;
+ int ret;
+ uint64_t timestamp_begin;
+ uint64_t timestamp_seek_begin;
+
+ /* Open the trace */
+ ctx = create_context_with_path(path);
+ if (!ctx) {
+ plan_skip_all("Cannot create valid context");
+ }
+
+ /* Create iterator with null begin and end */
+ iter = bt_ctf_iter_create(ctx, NULL, NULL);
+ if (!iter) {
+ plan_skip_all("Cannot create valid iterator");
+ }
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid");
+
+ /* Validate that the first timestamp is right */
+ timestamp_begin = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp_begin == expected_begin);
+
+ /* Validate that we get the same value after a seek begin */
+ newpos.type = BT_SEEK_BEGIN;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek begin retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid");
+
+ timestamp_seek_begin = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp_begin == timestamp_seek_begin);
+
+ bt_context_put(ctx);
+}
+
+
+void run_seek_last(char *path, uint64_t expected_last)
+{
+ struct bt_context *ctx;
+ struct bt_ctf_iter *iter;
+ struct bt_ctf_event *event;
+ struct bt_iter_pos newpos;
+ int ret;
+ uint64_t timestamp_last;
+
+ /* Open the trace */
+ ctx = create_context_with_path(path);
+ if (!ctx) {
+ plan_skip_all("Cannot create valid context");
+ }
+
+ /* Create iterator with null last and end */
+ iter = bt_ctf_iter_create(ctx, NULL, NULL);
+ if (!iter) {
+ plan_skip_all("Cannot create valid iterator");
+ }
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at beginning");
+
+ /* Seek to last */
+ newpos.type = BT_SEEK_LAST;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek last retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at last position");
+
+ timestamp_last = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp_last == expected_last);
+
+ /* Try to read next event */
+ ret = bt_iter_next(bt_ctf_get_iter(iter));
+
+ ok(ret == 0, "iter next should return an error");
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event == 0, "Event after last should be invalid");
+
+ bt_context_put(ctx);
+}
+
+void run_seek_time_at_last(char *path, uint64_t expected_last)
+{
+ struct bt_context *ctx;
+ struct bt_ctf_iter *iter;
+ struct bt_ctf_event *event;
+ struct bt_iter_pos newpos;
+ int ret;
+ uint64_t timestamp_last;
+
+ /* Open the trace */
+ ctx = create_context_with_path(path);
+ if (!ctx) {
+ plan_skip_all("Cannot create valid context");
+ }
+
+ /* Create iterator with null last and end */
+ iter = bt_ctf_iter_create(ctx, NULL, NULL);
+ if (!iter) {
+ plan_skip_all("Cannot create valid iterator");
+ }
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at beginning");
+
+ /* Seek to last */
+ newpos.type = BT_SEEK_TIME;
+ newpos.u.seek_time = expected_last;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek time at last retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at last position");
+
+ timestamp_last = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp_last == expected_last);
+
+ /* Try to read next event */
+ ret = bt_iter_next(bt_ctf_get_iter(iter));
+
+ ok(ret == 0, "iter next should return an error");
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event == 0, "Event after last should be invalid");
+
+ bt_context_put(ctx);
+}
+
+void run_seek_cycles(char *path,
+ uint64_t expected_begin,
+ uint64_t expected_last)
+{
+ struct bt_context *ctx;
+ struct bt_ctf_iter *iter;
+ struct bt_ctf_event *event;
+ struct bt_iter_pos newpos;
+ int ret;
+ uint64_t timestamp;
+
+ /* Open the trace */
+ ctx = create_context_with_path(path);
+ if (!ctx) {
+ plan_skip_all("Cannot create valid context");
+ }
+
+ /* Create iterator with null last and end */
+ iter = bt_ctf_iter_create(ctx, NULL, NULL);
+ if (!iter) {
+ plan_skip_all("Cannot create valid iterator");
+ }
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at beginning");
+
+ /* Seek to last */
+ newpos.type = BT_SEEK_LAST;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek last retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at last position");
+
+ timestamp = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp == expected_last);
+
+ /* Try to read next event */
+ ret = bt_iter_next(bt_ctf_get_iter(iter));
+
+ ok(ret == 0, "iter next should return an error");
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event == 0, "Event after last should be invalid");
+
+ /* Seek to BEGIN */
+ newpos.type = BT_SEEK_BEGIN;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek begin retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at first position");
+
+ timestamp = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp == expected_begin);
+
+ /* Seek last again */
+ newpos.type = BT_SEEK_LAST;
+ ret = bt_iter_set_pos(bt_ctf_get_iter(iter), &newpos);
+
+ ok(ret == 0, "Seek last retval %d", ret);
+
+ event = bt_ctf_iter_read_event(iter);
+
+ ok(event, "Event valid at last position");
+
+ timestamp = bt_ctf_get_timestamp(event);
+
+ ok1(timestamp == expected_last);
+
+ bt_context_put(ctx);
+}
+
+int main(int argc, char **argv)
+{
+ char *path;
+ uint64_t expected_begin;
+ uint64_t expected_last;
+
+ plan_tests(NR_TESTS);
+
+ if (argc < 4) {
+ plan_skip_all("Invalid arguments: need a trace path and the start and last timestamp");
+
+ }
+
+ /* Parse arguments (Trace, begin timestamp) */
+ path = argv[1];
+
+ expected_begin = strtoull(argv[2], NULL, 0);
+ if (ULLONG_MAX == expected_begin && errno == ERANGE) {
+ plan_skip_all("Invalid value for begin timestamp");
+ }
+
+ expected_last = strtoull(argv[3], NULL, 0);
+ if (ULLONG_MAX == expected_last && errno == ERANGE) {
+ plan_skip_all("Invalid value for last timestamp");
+ }
+
+ run_seek_begin(path, expected_begin);
+ run_seek_time_at_last(path, expected_last);
+ run_seek_last(path, expected_last);
+ run_seek_cycles(path, expected_begin, expected_last);
+
+ return exit_status();
+}
--
1.8.3.4
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