test_google_decimeter module

Tests for Android data loaders.

test_google_decimeter.fixture_derived_2023(root_path_2023)

Testing that Android Derived 2023 is created without errors.

Parameters:

root_path_2023 (string) – Folder location containing 2023 measurements

Returns:

derived_2023 – Android Derived 2023 Navdata object for testing.

Return type:

gnss_lib_py.parsers.google_decimeter.AndroidDerived2023

test_google_decimeter.fixture_derived_path(root_path)

Filepath of Android Derived measurements

Parameters:

root_path (string) – Path of testing dataset root path

Returns:

derived_path_2021 – Location for the unit_test Android derived measurements

Return type:

string

Notes

Test data is a subset of the Android Raw Measurement Dataset [1], particularly the train/2020-05-14-US-MTV-1/Pixel4 trace. The dataset was retrieved from https://www.kaggle.com/c/google-smartphone-decimeter-challenge/data

References

[1]

Fu, Guoyu Michael, Mohammed Khider, and Frank van Diggelen. “Android Raw GNSS Measurement Datasets for Precise Positioning.” Proceedings of the 33rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2020). 2020.

test_google_decimeter.fixture_ground_truth_2023(root_path_2023)

Testing that Ground Truth 2023 is created without errors.

Parameters:

root_path_2023 (string) – Folder location containing 2023 measurements

Returns:

ground_truth_2023 – Ground Truth 2023 Navdata object for testing.

Return type:

gnss_lib_py.parsers.google_decimeter.AndroidGroundTruth2023

test_google_decimeter.fixture_inverse_row_map()

Map from standard names to derived column names

Returns:

inverse_row_map – Column names for inverse map of form {standard_name : derived_name}

Return type:

Dict

test_google_decimeter.fixture_pd_df(derived_path_2021)

Load Android derived measurements into dataframe

Parameters:

derived_path_2021 (pytest.fixture) – String with filepath to derived measurement file

Returns:

derived_df – Dataframe with Android Derived measurements

Return type:

pd.DataFrame

test_google_decimeter.fixture_raw_path(root_path)

Filepath of Android Raw measurements

Parameters:

root_path (string) – Path of testing dataset root path

Returns:

raw_path – Location for text log file with Android Raw measurements

Return type:

string

Notes

Test data is a subset of the Android Raw Measurement Dataset [3], particularly the train/2020-05-14-US-MTV-1/Pixel4 trace. The dataset was retrieved from https://www.kaggle.com/c/google-smartphone-decimeter-challenge/data

References

[3]

Fu, Guoyu Michael, Mohammed Khider, and Frank van Diggelen. “Android Raw GNSS Measurement Datasets for Precise Positioning.” Proceedings of the 33rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2020). 2020.

test_google_decimeter.fixture_root_path_2022()

Location of measurements for unit test

Returns:

root_path – Folder location containing 2022 measurements

Return type:

string

test_google_decimeter.fixture_root_path_2023()

Location of measurements for unit test

Test data is a subset of the Android Raw Measurement Dataset [7], from the 2023 Decimeter Challenge.

References

[7]

https://www.kaggle.com/competitions/smartphone-decimeter-2023

Returns:

root_path – Folder location containing 2023 measurements

Return type:

string

test_google_decimeter.test_android_concat(derived_2021, pd_df)

Test concat on Android data.

Parameters:

• derived_2021 (AndroidDerived2021) – Instance of AndroidDerived2021 for testing

• pd_df (pytest.fixture) – pd.DataFrame for testing measurements

test_google_decimeter.test_android_gtruth(gtruth)

Test AndroidGroundTruth initialization

Parameters:

gtruth (AndroidGroundTruth2021) – Instance of AndroidGroundTruth2021 for testing

test_google_decimeter.test_derived_2023(derived_2023)

Check how the 2023 derived data was parsed.

Parameters:

derived_2023 (gnss_lib_py.parsers.google_decimeter.AndroidDerived2023) – Android Derived 2023 Navdata object for testing.

test_google_decimeter.test_derived_df_equivalence(derived_path_2021, pd_df, derived_row_map)

Test if naive dataframe and AndroidDerived2021 contain same data.

Parameters:

• derived_path_2021 (string) – Location for the unit_test Android 2021 derived measurements.

• pd_df (pytest.fixture) – pd.DataFrame for testing measurements

• derived_row_map (pytest.fixture) – Column map to convert standard to original derived column names.

test_google_decimeter.test_derived_state_estimate_ext(derived_2022)

Tests the state_estimate extracted as a separate NavData.

Parameters:

derived_2022 (gnss_lib_py.parsers.google_decimeter.AndroidDerived2022) – Android Derived 2022 Navdata object for testing.

test_google_decimeter.test_derived_value_check(derived_2021, row_name, index, value)

Check AndroidDerived2021 entries against known values.

Parameters:

• derived_2021 (pytest.fixture) – Instance of AndroidDerived2021 for testing

• row_name (string) – Row key for test example

• index (int) – Column number for test example

• value (float or string) – Known value to be checked against

test_google_decimeter.test_get_and_set_num(derived_2021)

Testing __getitem__ and __setitem__ methods for numerical values

Parameters:

derived_2021 (pytest.fixture) – Instance of AndroidDerived2021 for testing

test_google_decimeter.test_get_and_set_str(derived_2021)

Testing __getitem__ and __setitem__ methods for string values

Parameters:

derived_2021 (pytest.fixture) – Instance of AndroidDerived2021 for testing

test_google_decimeter.test_ground_truth_2023(ground_truth_2023)

Check how the 2023 ground truth data was parsed.

Parameters:

ground_truth_2023 (gnss_lib_py.parsers.google_decimeter.AndroidGroundTruth2023) – Ground Truth 2023 Navdata object for testing.

test_google_decimeter.test_gt_2022(gt_2022_path)

Testing that Android ground truth 2022 is created without errors.

Parameters:

gt_2022_path (string) – Location for the unit_test Android ground truth 2022 measurements

test_google_decimeter.test_gt_alt_nan(root_path_2022)

Test Android Ground Truth Loader sets blank altitudes to zero.

Parameters:

root_path_2022 (string) – Location for the files with missing altitude, including the file with missing altitude

test_google_decimeter.test_navdata_type(derived_2021)

Test that all subclasses inherit from NavData

Parameters:

derived_2021 (pytest.fixture) – Instance of AndroidDerived2021 for testing

test_google_decimeter.test_prepare_kaggle_submission(state_estimate_2022)

Prepare Kaggle baseline solution.

Parameters:

state_estimate_2022 (gnss_lib_py.navdata.navdata.NavData) – Baseline state estimate.

test_google_decimeter.test_remove_all_data(derived_path_xl)

Test what happens when remove_timing_outliers removes all data.

Parameters:

derived_path_xl (string) – Location for the unit_test Android 2021 derived measurements.

test_google_decimeter.test_shape_update(derived_2021)

Test that shape gets updated after adding a row.

Parameters:

derived_2021 (pytest.fixture) – Instance of AndroidDerived2021 for testing

test_google_decimeter.test_solve_kaggle_baseline(derived_2022)

Testing Kaggle baseline solution.

Parameters:

derived_2022 (gnss_lib_py.parsers.google_decimeter.AndroidDerived2022) – Android derived 2022 measurements

Returns:

state_estimate_2022 – Baseline state estimate.

Return type:

gnss_lib_py.navdata.navdata.NavData

test_google_decimeter.test_solve_kaggle_dataset(root_path)

Test kaggle solver.

Parameters:

root_path (string) – Path of testing dataset root path

test_google_decimeter.test_timestep_parsing(derived_path_xl)

Test that the timesteps contain the same satellites.

Parameters:

derived_path_xl (string) – Location for the unit_test Android derived measurements