tests: add some basic unit tests for our printf stuff

To test new %I32 support.

https://bugzilla.gnome.org/show_bug.cgi?id=744281

tests/check/Makefile.am

@@ -44,6 +44,12 @@ ABI_CHECKS = gst/gstabi
 endif
 endif
 
+if !GST_DISABLE_GST_DEBUG
+PRINTF_CHECKS = gst/gstprintf
+else
+PRINTF_CHECKS =
+endif
+
 LIBSABI_CHECKS = libs/libsabi
 
 if HAVE_CXX
@@ -124,6 +130,7 @@ check_PROGRAMS =				\
 	gst/gstparamspecs			\
 	gst/gstpipeline				\
 	gst/gstpoll     			\
+	$(PRINTF_CHECKS)			\
 	gst/gstsegment				\
 	gst/gstsystemclock			\
 	gst/gstclock				\
@@ -194,6 +201,10 @@ libs_gstlibscpp_SOURCES = libs/gstlibscpp.cc
 
 gst_gstutils_LDADD = $(LDADD) $(GSL_LIBS) $(GMP_LIBS)
 
+gst_gstprintf_LDADD = \
+	$(top_builddir)/gst/printf/libgstprintf.la \
+	$(LDADD)
+
 elements_fdsrc_CFLAGS=$(GST_OBJ_CFLAGS) $(AM_CFLAGS) \
 	-DTESTFILE=\"$(top_srcdir)/configure.ac\"
 elements_filesrc_CFLAGS=$(GST_OBJ_CFLAGS) $(AM_CFLAGS) \

tests/check/gst/.gitignore

@@ -34,6 +34,7 @@ gstpipeline
 gstplugin
 gstpoll
 gstpreset
+gstprintf
 gstregistry
 gstsegment
 gststructure

tests/check/gst/gstprintf.c

@@ -0,0 +1,135 @@
+/* GStreamer unit tests for the custom printf
+ * Copyright (C) 2015 Tim-Philipp Müller <tim centricular com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <gst/check/gstcheck.h>
+
+#include <string.h>
+
+#ifdef GST_DISABLE_GST_DEBUG
+#error "Something wrong with the build system setup"
+#endif
+
+#include "gst/printf/printf.h"
+/*
+#include "gst/printf/printf-extension.h"
+*/
+
+static char *
+test_printf (const char *format, ...)
+{
+  va_list varargs;
+  char *str = NULL;
+  int len;
+
+  va_start (varargs, format);
+  len = __gst_vasprintf (&str, format, varargs);
+  va_end (varargs);
+
+  if (len <= 0)
+    return NULL;
+
+  GST_INFO ("[%s]", str);
+  return str;
+}
+
+GST_START_TEST (printf_I32_I64)
+{
+  guint64 v64 = 0xf1e2d3c4b5a6978f;
+  guint32 v32 = 0xf1e2d3cf;
+  guint vu = 0xf1e2d3cf;
+  gchar *str;
+
+  /* standard int/uint */
+  str = test_printf ("x = %x", vu);
+  fail_unless_equals_string (str, "x = f1e2d3cf");
+  g_free (str);
+  str = test_printf ("u = %u", vu);
+  fail_unless_equals_string (str, "u = 4058174415");
+  g_free (str);
+  str = test_printf ("d = %d", vu);
+  fail_unless_equals_string (str, "d = -236792881");
+  g_free (str);
+
+  /* 32 bit GLib */
+  str = test_printf ("32-bit x value = %" G_GINT32_MODIFIER "x", v32);
+  fail_unless_equals_string (str, "32-bit x value = f1e2d3cf");
+  g_free (str);
+  str = test_printf ("32-bit u value = %" G_GUINT32_FORMAT, v32);
+  fail_unless_equals_string (str, "32-bit u value = 4058174415");
+  g_free (str);
+  str = test_printf ("32-bit d value = %" G_GINT32_FORMAT, v32);
+  fail_unless_equals_string (str, "32-bit d value = -236792881");
+  g_free (str);
+
+  /* 64 bit Glib */
+  str = test_printf ("64-bit x value = %" G_GINT64_MODIFIER "x", v64);
+  fail_unless_equals_string (str, "64-bit x value = f1e2d3c4b5a6978f");
+  g_free (str);
+  str = test_printf ("64-bit u value = %" G_GUINT64_FORMAT, v64);
+  fail_unless_equals_string (str, "64-bit u value = 17429726349691885455");
+  g_free (str);
+  str = test_printf ("64-bit d value = %" G_GINT64_FORMAT, v64);
+  fail_unless_equals_string (str, "64-bit d value = -1017017724017666161");
+  g_free (str);
+
+  /* 32 bit Windows */
+  str = test_printf ("I32x value = %I32x", v32);
+  fail_unless_equals_string (str, "I32x value = f1e2d3cf");
+  g_free (str);
+  str = test_printf ("I32u value = %I32u", v32);
+  fail_unless_equals_string (str, "I32u value = 4058174415");
+  g_free (str);
+  str = test_printf ("I32d value = %I32d", v32);
+  fail_unless_equals_string (str, "I32d value = -236792881");
+  g_free (str);
+
+  /* needs testing first */
+#if 0
+#ifdef G_OS_WIN32
+  /* 64 bit Windows */
+  str = test_printf ("I64x value = %I64x", v64);
+  fail_unless_equals_string (str, "I64x value = f1e2d3c4b5a6978f");
+  g_free (str);
+  str = test_printf ("I64u value = %I64u", v64);
+  fail_unless_equals_string (str, "I64u value = 17429726349691885455");
+  g_free (str);
+  str = test_printf ("I64d value = %I64d", v64);
+  fail_unless_equals_string (str, "I64d value = -1017017724017666161");
+  g_free (str);
+#endif
+#endif
+}
+
+GST_END_TEST;
+
+static Suite *
+gst_printf_suite (void)
+{
+  Suite *s = suite_create ("GstPrintf");
+  TCase *tc_chain = tcase_create ("gstprintf");
+
+  tcase_set_timeout (tc_chain, 30);
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, printf_I32_I64);
+
+  return s;
+}
+
+GST_CHECK_MAIN (gst_printf);