test_arg.cpp

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// Unit tests for arg tags
// Author: Max Schwarz <max.schwarz@ais.uni-bonn.de>
 
#include <catch_ros/catch.hpp>
 
#include "../../src/launch/launch_config.h"
 
#include "core_utils.h"
#include "param_utils.h"
 
using namespace rosmon::launch;
 
TEST_CASE("arg basic", "[arg]")
{
        LaunchConfig config;
        config.parseString(R"EOF(
                <launch>
                        <arg name="arg1" value="hello world" />
                        <arg name="arg2" default="hello world" />
                        <arg name="arg3" default="True" />
 
                        <param name="arg1" value="$(arg arg1)" />
                        <param name="arg2" value="$(arg arg2)" />
                        <param name="arg3" type="bool" value="$(arg arg3)" />
                </launch>
        )EOF");
 
        config.evaluateParameters();
 
        auto params = config.parameters();
 
        CHECK(getTypedParam<std::string>(params, "/arg1") == "hello world");
        CHECK(getTypedParam<std::string>(params, "/arg2") == "hello world");
        CHECK(getTypedParam<bool>(params, "/arg3") == true);
}
 
TEST_CASE("arg from external", "[arg]")
{
        LaunchConfig config;
 
        config.setArgument("arg1", "test");
        config.setArgument("arg2", "test");
 
        config.parseString(R"EOF(
                <launch>
                        <arg name="arg1" />
                        <arg name="arg2" default="hello world" />
 
                        <param name="arg1" value="$(arg arg1)" />
                        <param name="arg2" value="$(arg arg2)" />
                </launch>
        )EOF");
 
        config.evaluateParameters();
 
        auto params = config.parameters();
 
        CHECK(getTypedParam<std::string>(params, "/arg1") == "test");
        CHECK(getTypedParam<std::string>(params, "/arg2") == "test");
}
 
TEST_CASE("arg unset", "[arg]")
{
        requireParsingException(R"EOF(
                <launch>
                        <param name="test" value="$(arg arg1)" />
                </launch>
        )EOF");
 
        requireParsingException(R"EOF(
                <launch>
                        <arg name="arg1" />
                        <param name="test" value="$(arg arg1)" />
                </launch>
        )EOF");
}
 
TEST_CASE("arg whitespace", "[arg]")
{
        LaunchConfig config;
        config.parseString(R"EOF(
                <launch>
                        <arg name="arg1" value="hello world" />
                        <arg name="arg2" default="hello world" />
                        <arg name="arg3" default="True" />
 
                        <param name="arg1" value="$(arg arg1 )" />
                        <param name="arg2" value="$(arg  arg2)" />
                        <param name="arg3" type="bool" value="$(arg  arg3  )" />
                </launch>
        )EOF");
 
        config.evaluateParameters();
 
        auto params = config.parameters();
 
        CHECK(getTypedParam<std::string>(params, "/arg1") == "hello world");
        CHECK(getTypedParam<std::string>(params, "/arg2") == "hello world");
        CHECK(getTypedParam<bool>(params, "/arg3") == true);
}