From 2c989ef3a7ec0fc0cdd99a1d0366d0fe69f65ae5 Mon Sep 17 00:00:00 2001
From: Tim-Philipp Müller <tim.muller@collabora.co.uk>
Date: Sat, 5 Jun 2010 17:22:17 +0100
Subject: tests: add small unit test for AC3 vs. JPEG typefinding issue

---
 configure.ac                        |   1 +
 tests/Makefile.am                   |   1 +
 tests/check/Makefile.am             |   4 +++-
 tests/check/gst/typefindfunctions.c |  34 ++++++++++++++++++++++++++++++++++
 tests/files/Makefile.am             |   2 ++
 tests/files/partialframe.mjpeg      | Bin 0 -> 1600 bytes
 6 files changed, 41 insertions(+), 1 deletion(-)
 create mode 100644 tests/files/Makefile.am
 create mode 100644 tests/files/partialframe.mjpeg

diff --git a/configure.ac b/configure.ac
index 540a9d0ff..d49f57ca0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -953,6 +953,7 @@ tests/examples/volume/Makefile
 tests/examples/snapshot/Makefile
 tests/examples/gio/Makefile
 tests/examples/v4l/Makefile
+tests/files/Makefile
 tests/icles/Makefile
 docs/Makefile
 docs/design/Makefile
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b5c677c0e..de36755be 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -24,4 +24,5 @@ SUBDIRS = 			\
 DIST_SUBDIRS = 			\
 	check			\
 	examples		\
+	files			\
 	icles
diff --git a/tests/check/Makefile.am b/tests/check/Makefile.am
index 8c636dc90..831ad9dc0 100644
--- a/tests/check/Makefile.am
+++ b/tests/check/Makefile.am
@@ -1,6 +1,7 @@
 include $(top_srcdir)/common/check.mak
 
 CHECK_REGISTRY = $(top_builddir)/tests/check/test-registry.reg
+TEST_FILES_DIRECTORY = $(top_srcdir)/tests/files
 
 REGISTRY_ENVIRONMENT = \
 	GST_REGISTRY=$(CHECK_REGISTRY)
@@ -136,7 +137,8 @@ VALGRIND_TO_FIX = \
 # these tests don't even pass
 noinst_PROGRAMS = $(check_libvisual)
 
-AM_CFLAGS = $(GST_CFLAGS) $(GST_CHECK_CFLAGS)
+AM_CFLAGS = $(GST_CFLAGS) $(GST_CHECK_CFLAGS) \
+	-DGST_TEST_FILES_PATH="\"$(TEST_FILES_DIRECTORY)\""
 LDADD = $(GST_LIBS) $(GST_CHECK_LIBS)
 
 # valgrind testing
diff --git a/tests/check/gst/typefindfunctions.c b/tests/check/gst/typefindfunctions.c
index 08d3f1bc5..04c873e4a 100644
--- a/tests/check/gst/typefindfunctions.c
+++ b/tests/check/gst/typefindfunctions.c
@@ -103,7 +103,40 @@ GST_START_TEST (test_broken_flac_in_ogg)
 
   gst_buffer_unref (buf);
   gst_caps_unref (caps);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_jpeg_not_ac3)
+{
+  const gchar *type;
+  GstBuffer *buf;
+  GError *err = NULL;
+  GstCaps *caps = NULL;
+  gchar *path, *data = NULL;
+  gsize data_len;
 
+  path = g_build_filename (GST_TEST_FILES_PATH, "partialframe.mjpeg", NULL);
+  GST_LOG ("reading file '%s'", path);
+  if (!g_file_get_contents (path, &data, &data_len, &err)) {
+    g_error ("error loading test file: %s", err->message);
+  }
+
+  buf = gst_buffer_new ();
+  GST_BUFFER_DATA (buf) = (guint8 *) data;
+  GST_BUFFER_SIZE (buf) = data_len;
+  GST_BUFFER_OFFSET (buf) = 0;
+
+  caps = gst_type_find_helper_for_buffer (NULL, buf, NULL);
+  fail_unless (caps != NULL);
+  GST_LOG ("Found type: %" GST_PTR_FORMAT, caps);
+
+  type = gst_structure_get_name (gst_caps_get_structure (caps, 0));
+  fail_unless_equals_string (type, "image/jpeg");
+
+  gst_buffer_unref (buf);
+  gst_caps_unref (caps);
+  g_free (data);
 }
 
 GST_END_TEST;
@@ -118,6 +151,7 @@ typefindfunctions_suite (void)
 
   tcase_add_test (tc_chain, test_quicktime_mpeg4video);
   tcase_add_test (tc_chain, test_broken_flac_in_ogg);
+  tcase_add_test (tc_chain, test_jpeg_not_ac3);
 
   return s;
 }
diff --git a/tests/files/Makefile.am b/tests/files/Makefile.am
new file mode 100644
index 000000000..5258f24d1
--- /dev/null
+++ b/tests/files/Makefile.am
@@ -0,0 +1,2 @@
+EXTRA_DIST = \
+	partialframe.mjpeg
diff --git a/tests/files/partialframe.mjpeg b/tests/files/partialframe.mjpeg
new file mode 100644
index 000000000..fe8621e1f
Binary files /dev/null and b/tests/files/partialframe.mjpeg differ
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