From eaf91d31db82a3bec45987af52e6f986e809c9b5 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Nicklas=20Av=C3=A9n?= <nicklas.aven@jordogskog.no>
Date: Wed, 29 Jan 2014 21:47:27 +0000
Subject: [PATCH] First varint cunit test

git-svn-id: http://svn.osgeo.org/postgis/trunk@12201 b70326c6-7e19-0410-871a-916f4a2858ee
---
 liblwgeom/cunit/Makefile.in |  1 +
 liblwgeom/cunit/cu_tester.c |  2 ++
 liblwgeom/cunit/cu_varint.c | 69 +++++++++++++++++++++++++++++++++++++
 3 files changed, 72 insertions(+)
 create mode 100644 liblwgeom/cunit/cu_varint.c

diff --git a/liblwgeom/cunit/Makefile.in b/liblwgeom/cunit/Makefile.in
index 489ad6865..076610e15 100644
--- a/liblwgeom/cunit/Makefile.in
+++ b/liblwgeom/cunit/Makefile.in
@@ -50,6 +50,7 @@ OBJS=	\
 	cu_in_geojson.o \
 	cu_in_wkb.o \
 	cu_in_wkt.o \
+	cu_varint.o \
 	cu_tester.o 
 
 ifeq (@SFCGAL@,sfcgal)
diff --git a/liblwgeom/cunit/cu_tester.c b/liblwgeom/cunit/cu_tester.c
index 1278c4c01..7cb4b1dab 100644
--- a/liblwgeom/cunit/cu_tester.c
+++ b/liblwgeom/cunit/cu_tester.c
@@ -51,6 +51,7 @@ extern CU_SuiteInfo out_kml_suite;
 extern CU_SuiteInfo out_geojson_suite;
 extern CU_SuiteInfo out_svg_suite;
 extern CU_SuiteInfo out_x3d_suite;
+extern CU_SuiteInfo varint_suite;
 
 /*
 ** The main() function for setting up and running the tests.
@@ -95,6 +96,7 @@ int main(int argc, char *argv[])
 		out_geojson_suite,
 		out_svg_suite,
 		out_x3d_suite,
+		varint_suite,
 		CU_SUITE_INFO_NULL
 	};
 
diff --git a/liblwgeom/cunit/cu_varint.c b/liblwgeom/cunit/cu_varint.c
new file mode 100644
index 000000000..24239f416
--- /dev/null
+++ b/liblwgeom/cunit/cu_varint.c
@@ -0,0 +1,69 @@
+/**********************************************************************
+ * $Id: cu_varint.c 6160 2013-09-21 01:28:12Z nicklas $
+ *
+ * PostGIS - Spatial Types for PostgreSQL
+ * http://postgis.refractions.net
+ *
+ * Copyright (C) 2013 Nicklas Avén
+ *
+ * This is free software; you can redistribute and/or modify it under
+ * the terms of the GNU General Public Licence. See the COPYING file.
+ *
+ **********************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "CUnit/Basic.h"
+#include "CUnit/CUnit.h"
+
+#include "liblwgeom_internal.h"
+#include "liblwgeom.h"
+
+#include "lwout_twkb.c"
+#include "cu_tester.h"
+
+
+static void do_test_unsigned_varint(uint64_t nr,int expected_size, char* expected_res)
+{
+	uint8_t buf[8];	
+	int size;
+	
+	size = u_getvarint_size(nr);
+	CU_ASSERT_EQUAL(size,expected_size);
+	u_varint_to_twkb_buf(nr, buf);
+	CU_ASSERT_STRING_EQUAL( hexbytes_from_bytes(buf,size),expected_res);	
+}
+
+static void do_test_signed_varint(uint64_t nr,int expected_size, char* expected_res)
+{
+	uint8_t buf[8];	
+	int size;
+	
+	size = u_getvarint_size(nr);
+	CU_ASSERT_EQUAL(size,expected_size);
+	s_varint_to_twkb_buf(nr, buf);
+	CU_ASSERT_STRING_EQUAL( hexbytes_from_bytes(buf,size),expected_res);	
+}
+
+
+static void test_varint(void)
+{
+
+	do_test_unsigned_varint(1,1, "01");
+	do_test_unsigned_varint(300,2, "AC02");
+	do_test_unsigned_varint(150,2, "9601");
+	
+	do_test_signed_varint(1,1, "02");
+}
+
+
+/*
+** Used by the test harness to register the tests in this file.
+*/
+CU_TestInfo varint_tests[] =
+{
+	PG_TEST(test_varint),
+	CU_TEST_INFO_NULL
+};
+CU_SuiteInfo varint_suite = {"varint", NULL, NULL, varint_tests };
-- 
2.40.0