[PATCH 100/107] libperf: Add perf_cpu_map test

Arnaldo Carvalho de Melo
2019-07-30T03:02:45Z

Add simple perf_cpu_map tests.

Committer testing:

One has to build it in the source tree, a limitation that should be
fixed in followup patches:

$ make O=/tmp/build/perf -C tools/perf/lib
make: Entering directory '/home/acme/git/perf/tools/perf/lib'
LINK /tmp/build/perf/libperf.so.0.0.1
GEN /tmp/build/perf/libperf.pc
make: Leaving directory '/home/acme/git/perf/tools/perf/lib'
$ make O=/tmp/build/perf -C tools/perf/lib tests
make: Entering directory '/home/acme/git/perf/tools/perf/lib'
LINK test-cpumap-a
gcc: error: ../libperf.a: No such file or directory
make[1]: *** [Makefile:22: test-cpumap-a] Error 1
make: *** [Makefile:115: tests] Error 2
make: Leaving directory '/home/acme/git/perf/tools/perf/lib'
[acme@quaco perf]$ make -C tools/perf/lib
make: Entering directory '/home/acme/git/perf/tools/perf/lib'
HOSTCC fixdep.o
HOSTLD fixdep-in.o
LINK fixdep
CC core.o
CC cpumap.o
CC threadmap.o
CC evsel.o
CC evlist.o
CC zalloc.o
CC xyarray.o
CC lib.o
LD libperf-in.o
AR libperf.a
LINK libperf.so.0.0.1
GEN libperf.pc
make: Leaving directory '/home/acme/git/perf/tools/perf/lib'
$ make O=/tmp/build/perf -C tools/perf/lib tests
make: Entering directory '/home/acme/git/perf/tools/perf/lib'
LINK test-cpumap-a
LINK test-cpumap-so
running static:
- running test-cpumap.c...OK
running dynamic:
- running test-cpumap.c...OK
make: Leaving directory '/home/acme/git/perf/tools/perf/lib'
$

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-74-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/tests/Makefile | 2 +-
tools/perf/lib/tests/test-cpumap.c | 21 +++++++++++++++++++++
2 files changed, 22 insertions(+), 1 deletion(-)
create mode 100644 tools/perf/lib/tests/test-cpumap.c

diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile
index de951ae38dea..b72c8c47df61 100644
--- a/tools/perf/lib/tests/Makefile
+++ b/tools/perf/lib/tests/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)

-TESTS =
+TESTS = test-cpumap

TESTS_SO := $(addsuffix -so,$(TESTS))
TESTS_A := $(addsuffix -a,$(TESTS))
diff --git a/tools/perf/lib/tests/test-cpumap.c b/tools/perf/lib/tests/test-cpumap.c
new file mode 100644
index 000000000000..76a43cfb83a1
--- /dev/null
+++ b/tools/perf/lib/tests/test-cpumap.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <perf/cpumap.h>
+#include <internal/tests.h>
+
+int main(int argc, char **argv)
+{
+ struct perf_cpu_map *cpus;
+
+ __T_START;
+
+ cpus = perf_cpu_map__dummy_new();
+ if (!cpus)
+ return -1;
+
+ perf_cpu_map__get(cpus);
+ perf_cpu_map__put(cpus);
+ perf_cpu_map__put(cpus);
+
+ __T_OK;
+ return 0;
+}
--
2.21.0