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[Bug 1408984] Re: No tool exists to test SNR &TTFF on a handset

 

second command line gives:

phablet@ubuntu-phablet:~$ sudo GLOG_logtostderr=1 GLOG_v=1000 ubuntu-location-serviced-cli --bus system --test
stop: Unknown instance: 
I0113 18:08:18.707639 10498 android_hardware_abstraction_layer.cpp:481] virtual bool com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::start_positioning(): 0x1a0f2d8, 0x1a13d38
I0113 18:08:18.709936 10498 android_hardware_abstraction_layer.cpp:231] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_status_update(uint16_t, void*): status=3, context=0x1a0f2d8
I0113 18:08:18.710777 10498 android_hardware_abstraction_layer.cpp:231] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_status_update(uint16_t, void*): status=1, context=0x1a0f2d8
I0113 18:08:18.706547 10509 android_hardware_abstraction_layer.cpp:136] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_nmea_update(int64_t, const char*, int, void*): timestamp=1421172498000 nmea=$GPGGA,180818.086,8960.0000,N,00000.0000,E,0,0,,137.0,M,13.0,M,,*45
 length=69 context=0x1a0f2d8
I0113 18:08:18.713310 10509 android_hardware_abstraction_layer.cpp:136] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_nmea_update(int64_t, const char*, int, void*): timestamp=1421172498000 nmea=$GPGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99*30
0,,137.0,M,13.0,M,,*45
 length=45 context=0x1a0f2d8
I0113 18:08:18.715703 10509 android_hardware_abstraction_layer.cpp:136] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_nmea_update(int64_t, const char*, int, void*): timestamp=1421172498000 nmea=$GPGSV,1,1,1,30,,,25*4C
.99,99.99,99.99*30
0,,137.0,M,13.0,M,,*45
 length=25 context=0x1a0f2d8
I0113 18:08:18.718250 10509 android_hardware_abstraction_layer.cpp:136] static void com::ubuntu::location::providers::gps::android::HardwareAbstractionLayer::on_nmea_update(int64_t, const char*, int, void*): timestamp=1421172498000 nmea=$GPRMC,180818.086,V,8960.0000,N,00000.0000,E,0.000,0.00,130115,,,N*40
 length=71 context=0x1a0f2d8

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https://bugs.launchpad.net/bugs/1408984

Title:
  No tool exists to test SNR &TTFF on a handset

Status in the base for Ubuntu mobile products:
  New
Status in location-service package in Ubuntu:
  In Progress
Status in location-service package in Ubuntu RTM:
  New

Bug description:
  OEMs wishing to confirm that GPS is working correctly need to be able
  to observe TTFF and SNR data from a handset under test. They will
  repeat these tests in multiple locations.

  They expect to find a tool somewhere in this projects deliverables
  that they can use to do this.

  For manual verification purposes:

  * sudo apt-get update && sudo apt-get install ubuntu-location-service-tests
  * /usr/bin/uls-tests/gps_provider_test --gtest_filter=HardwareAbstractionLayerFixture.time_to_first_fix_cold_start_without_supl_benchmark_requires_hardware
  * Three trials will be run, measuring TTFF from cold start without any sort of assistance data, reporting details about visible space vehicles to the terminal.

  The timeout per trial is chosen as 15 minutes, as the theoretical cold
  start time of GPS is 12.5 minutes (see
  http://en.wikipedia.org/wiki/Time_to_first_fix).

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References