Unit test code coverage report generation (via gcov/lcov).

git-svn-id: http://svn.drobilla.net/lad/trunk/slv2@1852 a436a847-0d15-0410-975c-d299462d15a1

4 files changed, 47 insertions, 12 deletions

diff --git a/src/plugin.c b/src/plugin.c
index 3a1f3a8..497d4bd 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -88,7 +88,7 @@ slv2_plugin_free(SLV2Plugin p)
 
 
 /** comparator for sorting */
-int
+/*static int
 slv2_port_compare_by_index(const void* a, const void* b)
 {
 	SLV2Port port_a = *(SLV2Port*)a;
@@ -100,7 +100,7 @@ slv2_port_compare_by_index(const void* a, const void* b)
 		return 0;
 	else //if (port_a->index > port_b->index)
 		return 1;
-}
+}*/
 
 
 void
diff --git a/test/test_coverage.sh b/test/test_coverage.sh
new file mode 100755
index 0000000..9df5ebc
--- /dev/null
+++ b/test/test_coverage.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+# Run this script (from the directory it's in) after building
+# (with waf configure --debug --test) to run the
+# unit tests and generate a code coverage report
+
+cd ../build/default
+
+lcov -d ./src -z
+./test/slv2_test
+lcov -d ./src -b .. -c > coverage.lcov
+mkdir -p ./coverage
+genhtml -o coverage coverage.lcov
+echo "Report written to:"
+echo "../build/default/coverage/index.html"
+
diff --git a/test/wscript b/test/wscript
index ad4bb8e..d328efa 100644
--- a/test/wscript
+++ b/test/wscript
@@ -4,11 +4,14 @@ def build(bld):
 	tests = '''
 		slv2_test 
 	'''
-	for i in tests.split():
-		obj = bld.new_task_gen('cc', 'program')
-		obj.source       = i + '.c'
-		obj.includes     = '..'
-		obj.uselib_local = 'libslv2'
-		obj.target       = i
-		obj.install_path = ''
+	if bld.env['BUILD_TESTS']:
+		for i in tests.split():
+			obj = bld.new_task_gen('cc', 'program')
+			obj.source       = i + '.c'
+			obj.includes     = '..'
+			obj.uselib_local = 'libslv2_static'
+			obj.uselib       = 'REDLAND LV2CORE'
+			obj.libs         = 'gcov'
+			obj.target       = i
+			obj.install_path = ''
 
diff --git a/wscript b/wscript
index f53afb3..542221a 100644
--- a/wscript
+++ b/wscript
@@ -40,6 +40,8 @@ def set_options(opt):
 	autowaf.set_options(opt)
 	opt.add_option('--no-jack', action='store_true', default=False, dest='no_jack',
 			help="Do not build JACK clients")
+	opt.add_option('--test', action='store_true', default=False, dest='build_tests',
+			help="Build unit tests")
 
 def configure(conf):
 	autowaf.configure(conf)
@@ -52,10 +54,12 @@ def configure(conf):
 	conf.write_config_header('config.h')
 	
 	conf.env['USE_JACK'] = conf.env['HAVE_JACK'] and not Options.options.no_jack
+	conf.env['BUILD_TESTS'] = Options.options.build_tests
 	
 	autowaf.print_summary(conf)
 	autowaf.display_header('SLV2 Configuration')
 	autowaf.display_msg(conf, "Jack clients", str(conf.env['USE_JACK']))
+	autowaf.display_msg(conf, "Unit tests", str(conf.env['BUILD_TESTS']))
 	print
 		
 def build(bld):
@@ -65,9 +69,7 @@ def build(bld):
 	# Pkgconfig file
 	autowaf.build_pc(bld, 'SLV2', SLV2_VERSION, ['REDLAND'])
 	
-	# Library
-	obj = bld.new_task_gen('cc', 'shlib')
-	obj.source = '''
+	lib_source = '''
 		src/plugin.c
 		src/pluginclass.c
 		src/pluginclasses.c
@@ -85,12 +87,26 @@ def build(bld):
 		src/values.c
 		src/world.c
 	'''
+
+	# Library
+	obj = bld.new_task_gen('cc', 'shlib')
+	obj.source       = lib_source
 	obj.includes     = '..'
 	obj.name         = 'libslv2'
 	obj.target       = 'slv2'
 	obj.vnum         = SLV2_LIB_VERSION
 	obj.install_path = '${LIBDIR}'
 	autowaf.use_lib(bld, obj, 'REDLAND LV2CORE')
+	
+	# Static library (for unit test code coverage)
+	if bld.env['BUILD_TESTS']:
+		obj = bld.new_task_gen('cc', 'staticlib')
+		obj.source       = lib_source
+		obj.includes     = '..'
+		obj.name         = 'libslv2_static'
+		obj.target       = 'slv2_static'
+		obj.install_path = ''
+		obj.ccflags      = '-fprofile-arcs -ftest-coverage'
 
 	# Utilities
 	utils = '''