[igt-dev] [PATCH i-g-t 2/5] lib/tests: add internal_assert_wexited/wsignaled

[Daniel Vetter]

And convert everything over.

igt_segfault needed a bit of care to differentiate between a real
death-by-signal and igt_exit mapping a child process signal death to
an exit code.

Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 lib/tests/igt_assert.c       |  4 ++--
 lib/tests/igt_exit_handler.c |  6 +++---
 lib/tests/igt_fork.c         | 10 +++++-----
 lib/tests/igt_segfault.c     | 14 +++++---------
 lib/tests/igt_tests_common.h | 11 +++++++++++
 5 files changed, 26 insertions(+), 19 deletions(-)

diff --git a/lib/tests/igt_assert.c b/lib/tests/igt_assert.c
index e3c1ec49daf2..632e15978978 100644
--- a/lib/tests/igt_assert.c
+++ b/lib/tests/igt_assert.c
@@ -151,7 +151,7 @@ igt_main
 	test_to_run = test_cmpint_negative;
 	ret = do_fork();
 	igt_subtest("igt_cmpint_negative")
-		internal_assert(WEXITSTATUS(ret) == IGT_EXIT_FAILURE);
+		internal_assert_wexited(ret, IGT_EXIT_FAILURE);
 
 	igt_subtest("igt_assert_fd")
 		test_fd();
@@ -159,5 +159,5 @@ igt_main
 	test_to_run = test_fd_negative;
 	ret = do_fork();
 	igt_subtest("igt_assert_fd_negative")
-		internal_assert(WEXITSTATUS(ret) == IGT_EXIT_FAILURE);
+		internal_assert_wexited(ret, IGT_EXIT_FAILURE);
 }
diff --git a/lib/tests/igt_exit_handler.c b/lib/tests/igt_exit_handler.c
index 7546fde6d6f8..f8a747862c01 100644
--- a/lib/tests/igt_exit_handler.c
+++ b/lib/tests/igt_exit_handler.c
@@ -118,11 +118,11 @@ int main(int argc, char **argv)
 	internal_assert(testfunc(NORMAL) == 0);
 
 	status = testfunc(FAIL);
-	assert(WIFEXITED(status) && WEXITSTATUS(status) == 1);
+	internal_assert_wexited(status, 1);
 
 	status = testfunc(SKIP);
-	assert(WIFEXITED(status) && WEXITSTATUS(status) == IGT_EXIT_SKIP);
+	internal_assert_wexited(status, IGT_EXIT_SKIP);
 
 	status = testfunc(SIG);
-	assert(WIFSIGNALED(status) && WTERMSIG(status) == SIGTERM);
+	internal_assert_wsignaled(status, SIGTERM);
 }
diff --git a/lib/tests/igt_fork.c b/lib/tests/igt_fork.c
index 38c55d11f7ec..100031207461 100644
--- a/lib/tests/igt_fork.c
+++ b/lib/tests/igt_fork.c
@@ -113,21 +113,21 @@ int main(int argc, char **argv)
 
 	/* check that igt_assert is forwarded */
 	ret = do_fork(igt_fork_vs_assert);
-	internal_assert(WEXITSTATUS(ret) == IGT_EXIT_FAILURE);
+	internal_assert_wexited(ret, IGT_EXIT_FAILURE);
 
 	/* check that igt_skip within a fork blows up */
 	ret = do_fork(igt_fork_vs_skip);
-	internal_assert(WEXITSTATUS(ret) == SIGABRT + 128);
+	internal_assert_wexited(ret, SIGABRT + 128);
 
 	/* check that failure to clean up fails */
 	ret = do_fork(igt_fork_leak);
-	internal_assert(WTERMSIG(ret) == SIGABRT);
+	internal_assert_wsignaled(ret, SIGABRT);
 
 	/* check that igt_waitchildren_timeout cleans up*/
 	ret = do_fork(igt_fork_timeout_leak);
-	internal_assert(WEXITSTATUS(ret) == SIGKILL + 128);
+	internal_assert_wexited(ret, SIGKILL + 128);
 
 	/* check that any other process leaks are caught*/
 	ret = do_fork(plain_fork_leak);
-	internal_assert(WTERMSIG(ret) == SIGABRT);
+	internal_assert_wsignaled(ret, SIGABRT);
 }
diff --git a/lib/tests/igt_segfault.c b/lib/tests/igt_segfault.c
index bfbbff564fac..2a24531aaa8c 100644
--- a/lib/tests/igt_segfault.c
+++ b/lib/tests/igt_segfault.c
@@ -94,10 +94,7 @@ static int do_fork(void)
 		       errno == EINTR)
 			;
 
-		if(WIFSIGNALED(status))
-			return WTERMSIG(status) + 128;
-
-		return WEXITSTATUS(status);
+		return status;
 	}
 }
 
@@ -109,20 +106,20 @@ int main(int argc, char **argv)
 	runc=false;
 	igt_info("Simple test.\n");
 	fflush(stdout);
-	internal_assert(WTERMSIG(do_fork()) == SIGSEGV);
+	internal_assert_wsignaled(do_fork(), SIGSEGV);
 
 	/* Test crash in a single subtest is reported */
 	simple = false;
 	igt_info("Single subtest.\n");
 	fflush(stdout);
-	internal_assert(WTERMSIG(do_fork()) == SIGSEGV);
+	internal_assert_wexited(do_fork(), SIGSEGV + 128);
 
 	/* Test crash in a subtest following a pass is reported */
 	simple = false;
 	runa=true;
 	igt_info("Passing then crashing subtest.\n");
 	fflush(stdout);
-	internal_assert(WTERMSIG(do_fork()) == SIGSEGV);
+	internal_assert_wexited(do_fork(), SIGSEGV + 128);
 
 	/* Test crash in a subtest preceeding a pass is reported */
 	simple = false;
@@ -130,8 +127,7 @@ int main(int argc, char **argv)
 	runc=true;
 	igt_info("Crashing then passing subtest.\n");
 	fflush(stdout);
-	internal_assert(WTERMSIG(do_fork()) == SIGSEGV);
+	internal_assert_wexited(do_fork(), SIGSEGV + 128);
 
 	return 0;
 }
-
diff --git a/lib/tests/igt_tests_common.h b/lib/tests/igt_tests_common.h
index 9b347a4565d9..e66ee37c0331 100644
--- a/lib/tests/igt_tests_common.h
+++ b/lib/tests/igt_tests_common.h
@@ -35,4 +35,15 @@
  */
 #define internal_assert assert
 
+static inline void internal_assert_wexited(int wstatus, int exitcode)
+{
+	internal_assert(WIFEXITED(wstatus) &&
+			WEXITSTATUS(wstatus) == exitcode);
+}
+
+static inline void internal_assert_wsignaled(int wstatus, int signal)
+{
+	internal_assert(WIFSIGNALED(wstatus) &&
+			WTERMSIG(wstatus) == signal);
+}
 #endif
-- 
2.20.1