Adding tests for test to number parsers

test/common/CMakeLists.txt

@@ -17,6 +17,7 @@ PCL_ADD_TEST(common_test_wrappers test_wrappers FILES test_wrappers.cpp LINK_WIT
 PCL_ADD_TEST(common_test_macros test_macros FILES test_macros.cpp LINK_WITH pcl_gtest pcl_common)
 PCL_ADD_TEST(common_vector_average test_vector_average FILES test_vector_average.cpp LINK_WITH pcl_gtest)
 PCL_ADD_TEST(common_common test_common FILES test_common.cpp LINK_WITH pcl_gtest pcl_common)
+PCL_ADD_TEST(common_parse test_parse FILES test_parse.cpp LINK_WITH pcl_gtest pcl_common)
 PCL_ADD_TEST(common_geometry test_geometry FILES test_geometry.cpp LINK_WITH pcl_gtest pcl_common)
 PCL_ADD_TEST(common_copy_point test_copy_point FILES test_copy_point.cpp LINK_WITH pcl_gtest pcl_common)
 PCL_ADD_TEST(common_transforms test_transforms FILES test_transforms.cpp LINK_WITH pcl_gtest pcl_common)

test/common/test_parse.cpp

+/*
+ * Software License Agreement (BSD License)
+ *
+ *  Point Cloud Library (PCL) - www.pointclouds.org
+ *  Copyright (c) 2020-, Open Perception, Inc.
+ *
+ *  All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions
+ *  are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above
+ *     copyright notice, this list of conditions and the following
+ *     disclaimer in the documentation and/or other materials provided
+ *     with the distribution.
+ *   * Neither the name of the copyright holder(s) nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ *  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ *  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ *  POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <gtest/gtest.h>
+#include <pcl/pcl_tests.h>
+#include <pcl/console/parse.h>
+
+using namespace std;
+
+///////////////////////////////////////////////////////////////////////////////////////////
+TEST (PCL, parse_double)
+{
+  const char arg0[] = {"test_name"};
+  const char arg1[] = {"double"};
+  const char arg2_1[] = {"-3.14e+0"};
+  const char arg2_2[] = {"-3.14f+0"};
+  const char arg2_3[] = {"3.14e+309"};
+
+  const char* argv_1[] = { &arg0[0], &arg1[0], &arg2_1[0], nullptr};
+  const char* argv_2[] = { &arg0[0], &arg1[0], &arg2_2[0], nullptr};
+  const char* argv_3[] = { &arg0[0], &arg1[0], &arg2_3[0], nullptr};
+  const int argc = static_cast<int> (sizeof (argv_1)/sizeof (argv_1[0])) - 1;
+
+  int index = -1;
+  double value = 0;
+
+  index = pcl::console::parse_argument (argc, argv_1, "double", value);
+  EXPECT_DOUBLE_EQ(-3.14, value);
+  EXPECT_EQ(1, index);
+
+  index = pcl::console::parse_argument (argc, argv_2, "double", value);
+  EXPECT_EQ(-1, index);
+
+  index = pcl::console::parse_argument (argc, argv_3, "double", value);
+  EXPECT_EQ(-1, index);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+TEST (PCL, parse_float)
+{
+  const char arg0[] = {"test_name"};
+  const char arg1[] = {"float"};
+  const char arg2_1[] = {"-3.14e+0"};
+  const char arg2_2[] = {"-3.14f+0"};
+  const char arg2_3[] = {"3.14e+39"};
+
+  const char* argv_1[] = { &arg0[0], &arg1[0], &arg2_1[0], nullptr};
+  const char* argv_2[] = { &arg0[0], &arg1[0], &arg2_2[0], nullptr};
+  const char* argv_3[] = { &arg0[0], &arg1[0], &arg2_3[0], nullptr};
+  const int argc = static_cast<int> (sizeof (argv_1)/sizeof (argv_1[0])) - 1;
+
+  int index = -1;
+  float value = 0;
+
+  index = pcl::console::parse_argument (argc, argv_1, "float", value);
+  EXPECT_FLOAT_EQ(-3.14, value);
+  EXPECT_EQ(1, index);
+
+  index = pcl::console::parse_argument (argc, argv_2, "float", value);
+  EXPECT_EQ(-1, index);
+
+  index = pcl::console::parse_argument (argc, argv_3, "float", value);
+  EXPECT_EQ(-1, index);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+TEST (PCL, parse_longint)
+{
+  const char arg0[] = {"test_name"};
+  const char arg1[] = {"long_int"};
+  const char arg2_1[] = {"-314"};
+  const char arg2_2[] = {"3.14"};
+  const char arg2_3[] = {"18446744073709551615"};
+
+  const char* argv_1[] = { &arg0[0], &arg1[0], &arg2_1[0], nullptr};
+  const char* argv_2[] = { &arg0[0], &arg1[0], &arg2_2[0], nullptr};
+  const char* argv_3[] = { &arg0[0], &arg1[0], &arg2_3[0], nullptr};
+  const int argc = static_cast<int> (sizeof (argv_1)/sizeof (argv_1[0])) - 1;
+
+  int index = -1;
+  long int value = 0;
+
+  index = pcl::console::parse_argument (argc, argv_1, "long_int", value);
+  EXPECT_EQ(-314, value);
+  EXPECT_EQ(1, index);
+
+  index = pcl::console::parse_argument (argc, argv_2, "long_int", value);
+  EXPECT_EQ(-1, index);
+
+  index = pcl::console::parse_argument (argc, argv_3, "long_int", value);
+  EXPECT_EQ(-1, index);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+TEST (PCL, parse_unsignedint)
+{
+  const char arg0[] = {"test_name"};
+  const char arg1[] = {"unsigned_int"};
+  const char arg2_1[] = {"314"};
+  const char arg2_2[] = {"-314"};
+  const char arg2_3[] = {"18446744073709551615"};
+
+  const char* argv_1[] = { &arg0[0], &arg1[0], &arg2_1[0], nullptr};
+  const char* argv_2[] = { &arg0[0], &arg1[0], &arg2_2[0], nullptr};
+  const char* argv_3[] = { &arg0[0], &arg1[0], &arg2_3[0], nullptr};
+  const int argc = static_cast<int> (sizeof (argv_1)/sizeof (argv_1[0])) - 1;
+
+  int index = -1;
+  unsigned int value = 53;
+
+  index = pcl::console::parse_argument (argc, argv_1, "unsigned_int", value);
+  EXPECT_EQ(314, value);
+  EXPECT_EQ(1, index);
+
+  index = pcl::console::parse_argument (argc, argv_2, "unsigned_int", value);
+  EXPECT_EQ(-1, index);
+
+  index = pcl::console::parse_argument (argc, argv_3, "unsigned_int", value);
+  EXPECT_EQ(-1, index);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+TEST (PCL, parse_int)
+{
+  const char arg0[] = {"test_name"};
+  const char arg1[] = {"int"};
+  const char arg2_1[] = {"-314"};
+  const char arg2_2[] = {"3.14"};
+  const char arg2_3[] = {"18446744073709551615"};
+
+  const char* argv_1[] = { &arg0[0], &arg1[0], &arg2_1[0], nullptr};
+  const char* argv_2[] = { &arg0[0], &arg1[0], &arg2_2[0], nullptr};
+  const char* argv_3[] = { &arg0[0], &arg1[0], &arg2_3[0], nullptr};
+  const int argc = static_cast<int> (sizeof (argv_1)/sizeof (argv_1[0])) - 1;
+
+  int index = -1;
+  int value = 0;
+
+  index = pcl::console::parse_argument (argc, argv_1, "int", value);
+  EXPECT_EQ(-314, value);
+  EXPECT_EQ(1, index);
+
+  index = pcl::console::parse_argument (argc, argv_2, "int", value);
+  EXPECT_EQ(-1, index);
+
+  index = pcl::console::parse_argument (argc, argv_3, "int", value);
+  EXPECT_EQ(-1, index);
+}
+
+/* ---[ */
+int
+main (int argc, char** argv)
+{
+  testing::InitGoogleTest (&argc, argv);
+  return (RUN_ALL_TESTS ());
+}
+/* ]--- */