You can't just run the test like that.  You need to:

roscd test_roscpp
rostest test/params.xml

Josh

On Fri, Oct 29, 2010 at 12:36 AM, Christian Verbeek <
verbeek@servicerobotics.eu> wrote:

>  Josh,
>
> the test fails
>
> verbeek@rec-laptop3:~$ rosrun test_roscpp param
> parameter_validation  params                param_update_test
> verbeek@rec-laptop3:~$ rosrun test_roscpp params
> [==========] Running 17 tests from 1 test case.
> [----------] Global test environment set-up.
> [----------] 17 tests from Params
> [ RUN      ] Params.allParamTypes
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:53:
> Failure
> Value of: param::get( "string", string_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:54:
> Failure
> Value of: string_param == "test"
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:57:
> Failure
> Value of: param::get( "int", int_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:58:
> Failure
> Value of: int_param == 10
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:61:
> Failure
> Value of: param::get( "double", double_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:62:
> Failure
> Value of: 10.5
> Expected: double_param
> Which is: 0
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:65:
> Failure
> Value of: param::get( "bool", bool_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:66:
> Failure
> Value of: bool_param
>   Actual: true
> Expected: false
> [  FAILED  ] Params.allParamTypes
> [ RUN      ] Params.setThenGetString
> [ERROR] [1288337135.593725579]: [setParam] Failed to contact master at [
> 192.168.1.15:11311].  Retrying...
> ^C
> verbeek@rec-laptop3:~$ rosrun test_roscpp params
> [==========] Running 17 tests from 1 test case.
> [----------] Global test environment set-up.
> [----------] 17 tests from Params
> [ RUN      ] Params.allParamTypes
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:53:
> Failure
> Value of: param::get( "string", string_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:54:
> Failure
> Value of: string_param == "test"
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:57:
> Failure
> Value of: param::get( "int", int_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:58:
> Failure
> Value of: int_param == 10
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:61:
> Failure
> Value of: param::get( "double", double_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:62:
> Failure
> Value of: 10.5
> Expected: double_param
> Which is: 0
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:65:
> Failure
> Value of: param::get( "bool", bool_param )
>   Actual: false
> Expected: true
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:66:
> Failure
> Value of: bool_param
>   Actual: true
> Expected: false
> [  FAILED  ] Params.allParamTypes
> [ RUN      ] Params.setThenGetString
> [       OK ] Params.setThenGetString
> [ RUN      ] Params.setThenGetStringCached
> [       OK ] Params.setThenGetStringCached
> [ RUN      ] Params.setThenGetStringCachedNodeHandle
> [       OK ] Params.setThenGetStringCachedNodeHandle
> [ RUN      ] Params.setThenGetCString
> [       OK ] Params.setThenGetCString
> [ RUN      ] Params.setThenGetInt
> [       OK ] Params.setThenGetInt
> [ RUN      ] Params.unknownParam
> [       OK ] Params.unknownParam
> [ RUN      ] Params.deleteParam
> [       OK ] Params.deleteParam
> [ RUN      ] Params.hasParam
> /tmp/buildd/ros-cturtle-ros-1.2.4/debian/ros-cturtle-ros/opt/ros/cturtle/ros/test/test_roscpp/src/params.cpp:132:
> Failure
> Value of: param::has( "string" )
>   Actual: false
> Expected: true
> [  FAILED  ] Params.hasParam
> [ RUN      ] Params.setIntDoubleGetInt
> [       OK ] Params.setIntDoubleGetInt
> [ RUN      ] Params.getIntAsDouble
> [       OK ] Params.getIntAsDouble
> [ RUN      ] Params.getDoubleAsInt
> [       OK ] Params.getDoubleAsInt
> [ RUN      ] Params.searchParam
> [       OK ] Params.searchParam
> [ RUN      ] Params.searchParamNodeHandle
> [       OK ] Params.searchParamNodeHandle
> [ RUN      ] Params.searchParamNodeHandleWithRemapping
> [       OK ] Params.searchParamNodeHandleWithRemapping
> [ RUN      ] Params.getMissingXmlRpcValueParameterCachedTwice
> [       OK ] Params.getMissingXmlRpcValueParameterCachedTwice
> [ RUN      ] Params.doublePrecision
> [       OK ] Params.doublePrecision
> [----------] Global test environment tear-down
> [==========] 17 tests from 1 test case ran.
> [  PASSED  ] 15 tests.
> [  FAILED  ] 2 tests, listed below:
> [  FAILED  ] Params.allParamTypes
> [  FAILED  ] Params.hasParam
>
>  2 FAILED TESTS
>
> Do you have a small test-case that fails that I could try?  We have a
> test-case for exactly this:
>
>    double double_param = 0.0;
>   EXPECT_TRUE( param::get( "double", double_param ) );
>   EXPECT_DOUBLE_EQ( double_param, 10.5 );
>
>  Does the params test in test_roscpp also fail?
>
>  Josh
>
> On Thu, Oct 28, 2010 at 5:09 AM, Christian Verbeek <
> verbeek@servicerobotics.eu> wrote:
>
>> getParam(const std::string &key, double &d)
>>
>> returns only the integer part of the parameter.
>>
>> ros::NodeHandle nh( "~" );
>> double dvalue;
>> nh.getParam( "key", dvalue );
>>
>> dvalue=0 // in the launch file 0.2
>> dvalue=1 // in the launch file 1.5
>> ...
>>
>> in /opt/ros/cturtle/ros/core/roscpp/src/libros/param.cpp
>> I printed the XmlRpcValue and this gives me
>>
>> <value><double>0</double></value>
>> <value><double>1</double></value>
>>
>> Whats going wrong? Any ideas?
>>
>> rosparam get key
>> returns 0.200000000000000001 or 1.5
>>
>> so the values in the parameter server are correct.
>>
>> _______________________________________________
>> ros-users mailing list
>> ros-users@code.ros.org
>> https://code.ros.org/mailman/listinfo/ros-users
>>
>
>
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>
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