From 1a354d07f3f81e6dd913c3e64b0dc3586582a329 Mon Sep 17 00:00:00 2001
From: "Dmitry V. Levin" <ldv@altlinux.org>
Date: Wed, 6 May 2020 08:00:00 +0000
Subject: Introduce test_assert.h

Introduce a new internal header file for definitions of handy macros
providing convenient assertion testing functionality.

* libpam/include/test_assert.h: New file.
* libpam/Makefile.am (noinst_HEADERS): Add include/test_assert.h.
---
 libpam/Makefile.am           |  2 +-
 libpam/include/test_assert.h | 55 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 libpam/include/test_assert.h

diff --git a/libpam/Makefile.am b/libpam/Makefile.am
index 41ac9845..9252a837 100644
--- a/libpam/Makefile.am
+++ b/libpam/Makefile.am
@@ -18,7 +18,7 @@ include_HEADERS = include/security/_pam_compat.h \
 
 noinst_HEADERS = pam_prelude.h pam_private.h pam_tokens.h \
 		pam_modutil_private.h include/pam_cc_compat.h \
-		include/pam_inline.h
+		include/pam_inline.h include/test_assert.h
 
 libpam_la_LDFLAGS = -no-undefined -version-info 85:1:85
 libpam_la_LIBADD = @LIBAUDIT@ $(LIBPRELUDE_LIBS) $(ECONF_LIBS) @LIBDL@
diff --git a/libpam/include/test_assert.h b/libpam/include/test_assert.h
new file mode 100644
index 00000000..9d30d62f
--- /dev/null
+++ b/libpam/include/test_assert.h
@@ -0,0 +1,55 @@
+/*
+ * Assert definitions for tests.
+ *
+ * Copyright (c) 2020 Dmitry V. Levin <ldv@altlinux.org>
+ */
+
+#ifndef TEST_ASSERT_H
+# define TEST_ASSERT_H
+
+# ifdef HAVE_CONFIG_H
+#  include <config.h>
+# endif
+
+# include <stdio.h>
+# include <stdlib.h>
+
+# define ASSERT_(expected_, expected_str_, op_, seen_, seen_str_)		\
+	do {									\
+		__typeof__(expected_) e_ = (expected_);				\
+		__typeof__(seen_) s_ = (seen_);					\
+		if (e_ op_ s_) break;						\
+		fprintf(stderr,							\
+			"%s:%d: Assertion failed: %s (%#lx) %s %s (%#lx)\n",	\
+			__FILE__, __LINE__,					\
+			(expected_str_), (unsigned long) e_, #op_,		\
+			(seen_str_), (unsigned long) s_);			\
+		abort();							\
+	} while (0)								\
+/* End of ASSERT_ definition.  */
+
+# define ASSERT_EQ(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, ==, (seen_), #seen_)			\
+/* End of ASSERT_EQ definition.  */
+
+# define ASSERT_NE(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, !=, (seen_), #seen_)			\
+/* End of ASSERT_NE definition.  */
+
+# define ASSERT_LT(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, <, (seen_), #seen_)			\
+/* End of ASSERT_LT definition.  */
+
+# define ASSERT_LE(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, <=, (seen_), #seen_)			\
+/* End of ASSERT_LT definition.  */
+
+# define ASSERT_GT(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, >, (seen_), #seen_)			\
+/* End of ASSERT_LT definition.  */
+
+# define ASSERT_GE(expected_, seen_)						\
+	ASSERT_((expected_), #expected_, >=, (seen_), #seen_)			\
+/* End of ASSERT_LT definition.  */
+
+#endif /* TEST_ASSERT_H */
-- 
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