adaptivedemux: tests: added unit test for adaptivedemux

Created a unit test for dashdemux. It relies on a fake SOUP HTTP src plugin
that will feed data to dashdemux. The test controls the data to be
generated and checks the correct data was received for each expected
stream.

https://bugzilla.gnome.org/show_bug.cgi?id=756322

tests/check/Makefile.am

@@ -42,8 +42,10 @@ endif
 
 if USE_DASH
 check_dash = elements/dash_mpd
+check_dash_demux = elements/dash_demux
 else
 check_dash =
+check_dash_demux =
 endif
 
 if USE_FAAC
@@ -230,6 +232,7 @@ check_PROGRAMS = \
 	generic/states \
 	$(check_assrender) \
 	$(check_dash) \
+	$(check_dash_demux) \
 	$(check_faac)  \
 	$(check_faad)  \
 	$(check_voaacenc) \
@@ -437,6 +440,15 @@ elements_dash_mpd_LDADD = $(LDADD) $(LIBXML2_LIBS) \
 	$(top_builddir)/gst-libs/gst/uridownloader/libgsturidownloader-@GST_API_VERSION@.la
 elements_dash_mpd_SOURCES = elements/dash_mpd.c
 
+elements_dash_demux_CFLAGS = $(AM_CFLAGS) $(LIBXML2_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS) $(GST_PLUGINS_BAD_CFLAGS)
+elements_dash_demux_LDADD = \
+	$(LDADD) $(LIBXML2_LIBS) $(GST_BASE_LIBS) \
+	-lgsttag-$(GST_API_VERSION) \
+	-lgstapp-$(GST_API_VERSION) \
+	$(top_builddir)/gst-libs/gst/adaptivedemux/libgstadaptivedemux-@GST_API_VERSION@.la
+
+elements_dash_demux_SOURCES = elements/fake_http_src.c elements/fake_http_src.h elements/dash_demux.c
+
 pipelines_streamheader_CFLAGS = $(GIO_CFLAGS) $(AM_CFLAGS)
 pipelines_streamheader_LDADD = $(GIO_LIBS) $(LDADD)