From ed1b4f0722f36bb2a71267133399a69ab5cba4df Mon Sep 17 00:00:00 2001
From: Erwin Janssen <erwinjanssen@outlook.com>
Date: Mon, 8 Aug 2016 11:59:34 +0200
Subject: [PATCH] Simple unit test added.

This unit test serves to validate the configuration and installation of the Criterion unit testing framework. This test will only be compiled and run if Criterion is installed.
---
 .gitignore                      |  5 +++++
 Makefile.am                     |  2 +-
 configure.ac                    |  3 +++
 tests/Makefile.am               |  4 ++++
 tests/lib/Makefile.am           |  4 ++++
 tests/lib/common/Makefile.am    | 15 +++++++++++++++
 tests/lib/common/command_line.c |  8 ++++++++
 7 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 tests/Makefile.am
 create mode 100644 tests/lib/Makefile.am
 create mode 100644 tests/lib/common/Makefile.am
 create mode 100644 tests/lib/common/command_line.c

diff --git a/.gitignore b/.gitignore
index 390b2c149..6e55de978 100644
--- a/.gitignore
+++ b/.gitignore
@@ -199,6 +199,11 @@ contrib/prune/prune
 # Files generated during make check
 rtest/ndata
 rtest/nhtml
+tests/**/*.log
+tests/**/*.trs
+
+## Binaries
+tests/lib/common/command_line
 
 # Folders generated by Visual Studio builds
 **/Debug/**
diff --git a/Makefile.am b/Makefile.am
index 46ac9a315..442b6d128 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -19,7 +19,7 @@ pkginclude_HEADERS = $(top_builddir)/graphviz_version.h
 man_MANS = graphviz.7
 
 # $(subdirs) contains the list from: AC_CONFIG_SUBDIRS
-SUBDIRS = $(subdirs) lib plugin cmd tclpkg doc contrib share graphs rtest
+SUBDIRS = $(subdirs) lib plugin cmd tclpkg doc contrib share graphs rtest tests
 
 .PHONY: doxygen
 doxygen:
diff --git a/configure.ac b/configure.ac
index 33f418dbb..48bc28e20 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3287,6 +3287,9 @@ AC_CONFIG_FILES(Makefile
 	tclpkg/gv/demo/Makefile
 	tclpkg/gv/META.gv
 	rtest/Makefile
+  tests/Makefile
+  tests/lib/Makefile
+  tests/lib/common/Makefile
 	share/Makefile
 	share/examples/Makefile
 	share/gui/Makefile
diff --git a/tests/Makefile.am b/tests/Makefile.am
new file mode 100644
index 000000000..92600a707
--- /dev/null
+++ b/tests/Makefile.am
@@ -0,0 +1,4 @@
+# $Id$ $Revision$
+## Process this file with automake to produce Makefile.in
+
+SUBDIRS = lib 
diff --git a/tests/lib/Makefile.am b/tests/lib/Makefile.am
new file mode 100644
index 000000000..952894916
--- /dev/null
+++ b/tests/lib/Makefile.am
@@ -0,0 +1,4 @@
+# $Id$ $Revision$
+## Process this file with automake to produce Makefile.in
+
+SUBDIRS = common 
diff --git a/tests/lib/common/Makefile.am b/tests/lib/common/Makefile.am
new file mode 100644
index 000000000..c745d8e76
--- /dev/null
+++ b/tests/lib/common/Makefile.am
@@ -0,0 +1,15 @@
+# $Id$ $Revision$
+## Process this file with automake to produce Makefile.in
+
+if HAVE_CRITERION
+
+AM_LDFLAGS = \
+	-lcriterion
+
+TESTS = command_line
+
+bin_PROGRAMS = $(TESTS)
+
+command_line_SOURCES = command_line.c
+
+endif
diff --git a/tests/lib/common/command_line.c b/tests/lib/common/command_line.c
new file mode 100644
index 000000000..80d51977b
--- /dev/null
+++ b/tests/lib/common/command_line.c
@@ -0,0 +1,8 @@
+#include <criterion/criterion.h>
+
+#include <stdbool.h>
+
+Test(test, success)
+{
+    cr_assert(true);
+}
-- 
2.40.0