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Subject[tip:perf/core] libperf: Add tests support
Commit-ID:  6a94b52a71b7d3ca3ec47c194f7916b306cb26ef
Gitweb: https://git.kernel.org/tip/6a94b52a71b7d3ca3ec47c194f7916b306cb26ef
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Sun, 21 Jul 2019 13:24:59 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 29 Jul 2019 18:34:46 -0300

libperf: Add tests support

Adding simple test framework, now empty.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
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/20190721112506.12306-73-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/Makefile | 7 +++++-
tools/perf/lib/include/internal/tests.h | 19 +++++++++++++++++
tools/perf/lib/tests/Makefile | 38 +++++++++++++++++++++++++++++++++
3 files changed, 63 insertions(+), 1 deletion(-)

diff --git a/tools/perf/lib/Makefile b/tools/perf/lib/Makefile
index f1b3d4c6d5f0..8a9ae50818e4 100644
--- a/tools/perf/lib/Makefile
+++ b/tools/perf/lib/Makefile
@@ -109,6 +109,11 @@ all: fixdep
clean:
$(call QUIET_CLEAN, libperf) $(RM) $(LIBPERF_A) \
*.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBPERF_VERSION) .*.d .*.cmd LIBPERF-CFLAGS $(LIBPERF_PC)
+ $(Q)$(MAKE) -C tests clean
+
+tests:
+ $(Q)$(MAKE) -C tests
+ $(Q)$(MAKE) -C tests run

$(LIBPERF_PC):
$(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
@@ -150,4 +155,4 @@ install: install_lib install_headers install_pkgconfig

FORCE:

-.PHONY: all install clean FORCE
+.PHONY: all install clean tests FORCE
diff --git a/tools/perf/lib/include/internal/tests.h b/tools/perf/lib/include/internal/tests.h
new file mode 100644
index 000000000000..b7a20cd24ee1
--- /dev/null
+++ b/tools/perf/lib/include/internal/tests.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LIBPERF_INTERNAL_TESTS_H
+#define __LIBPERF_INTERNAL_TESTS_H
+
+#include <stdio.h>
+
+#define __T_START fprintf(stdout, "- running %s...", __FILE__)
+#define __T_OK fprintf(stdout, "OK\n")
+#define __T_FAIL fprintf(stdout, "FAIL\n")
+
+#define __T(text, cond) \
+do { \
+ if (!(cond)) { \
+ fprintf(stderr, "FAILED %s:%d %s\n", __FILE__, __LINE__, text); \
+ return -1; \
+ } \
+} while (0)
+
+#endif /* __LIBPERF_INTERNAL_TESTS_H */
diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile
new file mode 100644
index 000000000000..de951ae38dea
--- /dev/null
+++ b/tools/perf/lib/tests/Makefile
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
+
+TESTS =
+
+TESTS_SO := $(addsuffix -so,$(TESTS))
+TESTS_A := $(addsuffix -a,$(TESTS))
+
+# Set compile option CFLAGS
+ifdef EXTRA_CFLAGS
+ CFLAGS := $(EXTRA_CFLAGS)
+else
+ CFLAGS := -g -Wall
+endif
+
+all:
+
+include $(srctree)/tools/scripts/Makefile.include
+
+INCLUDE = -I$(srctree)/tools/perf/lib/include -I$(srctree)/tools/include
+
+$(TESTS_A): FORCE
+ $(QUIET_LINK)$(CC) $(INCLUDE) $(CFLAGS) -o $@ $(subst -a,.c,$@) ../libperf.a
+
+$(TESTS_SO): FORCE
+ $(QUIET_LINK)$(CC) $(INCLUDE) $(CFLAGS) -L.. -o $@ $(subst -so,.c,$@) -lperf
+
+all: $(TESTS_A) $(TESTS_SO)
+
+run:
+ @echo "running static:"
+ @for i in $(TESTS_A); do ./$$i; done
+ @echo "running dynamic:"
+ @for i in $(TESTS_SO); do LD_LIBRARY_PATH=../ ./$$i; done
+
+clean:
+ $(call QUIET_CLEAN, tests)$(RM) $(TESTS_A) $(TESTS_SO)
+
+.PHONY: all clean FORCE
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