From 231c79f968e6ca3137c4e0793b8ea2ea882af385 Mon Sep 17 00:00:00 2001
From: Dongdong Tian <seisman.info@gmail.com>
Date: Sat, 17 Jun 2023 08:47:21 +0800
Subject: [PATCH] Use consistent docstrings for test files (#2578)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Max Jones <14077947+maxrjones@users.noreply.github.com>
Co-authored-by: Yvonne Fröhlich <94163266+yvonnefroehlich@users.noreply.github.com>
---
 pygmt/tests/test_basemap.py        | 2 +-
 pygmt/tests/test_binstats.py       | 2 +-
 pygmt/tests/test_blockm.py         | 2 +-
 pygmt/tests/test_blockmedian.py    | 2 +-
 pygmt/tests/test_clib_loading.py   | 4 ++--
 pygmt/tests/test_coast.py          | 2 +-
 pygmt/tests/test_colorbar.py       | 2 +-
 pygmt/tests/test_config.py         | 2 +-
 pygmt/tests/test_contour.py        | 2 +-
 pygmt/tests/test_dimfilter.py      | 2 +-
 pygmt/tests/test_filter1d.py       | 2 +-
 pygmt/tests/test_geopandas.py      | 2 +-
 pygmt/tests/test_grd2cpt.py        | 2 +-
 pygmt/tests/test_grd2xyz.py        | 2 +-
 pygmt/tests/test_grdclip.py        | 2 +-
 pygmt/tests/test_grdcut.py         | 2 +-
 pygmt/tests/test_grdfill.py        | 2 +-
 pygmt/tests/test_grdfilter.py      | 2 +-
 pygmt/tests/test_grdgradient.py    | 2 +-
 pygmt/tests/test_grdhisteq.py      | 2 +-
 pygmt/tests/test_grdinfo.py        | 2 +-
 pygmt/tests/test_grdlandmask.py    | 2 +-
 pygmt/tests/test_grdproject.py     | 2 +-
 pygmt/tests/test_grdsample.py      | 2 +-
 pygmt/tests/test_grdtrack.py       | 2 +-
 pygmt/tests/test_grdview.py        | 2 +-
 pygmt/tests/test_grdvolume.py      | 2 +-
 pygmt/tests/test_helpers.py        | 2 +-
 pygmt/tests/test_histogram.py      | 6 +++---
 pygmt/tests/test_image.py          | 2 +-
 pygmt/tests/test_info.py           | 2 +-
 pygmt/tests/test_inset.py          | 2 +-
 pygmt/tests/test_io.py             | 2 +-
 pygmt/tests/test_legend.py         | 2 +-
 pygmt/tests/test_logo.py           | 2 +-
 pygmt/tests/test_makecpt.py        | 2 +-
 pygmt/tests/test_meca.py           | 2 +-
 pygmt/tests/test_nearneighbor.py   | 2 +-
 pygmt/tests/test_plot.py           | 2 +-
 pygmt/tests/test_plot3d.py         | 2 +-
 pygmt/tests/test_project.py        | 2 +-
 pygmt/tests/test_psconvert.py      | 2 +-
 pygmt/tests/test_rose.py           | 2 +-
 pygmt/tests/test_select.py         | 2 +-
 pygmt/tests/test_solar.py          | 2 +-
 pygmt/tests/test_sph2grd.py        | 2 +-
 pygmt/tests/test_sphdistance.py    | 2 +-
 pygmt/tests/test_sphinterpolate.py | 2 +-
 pygmt/tests/test_subplot.py        | 2 +-
 pygmt/tests/test_surface.py        | 2 +-
 pygmt/tests/test_ternary.py        | 2 +-
 pygmt/tests/test_text.py           | 2 +-
 pygmt/tests/test_tilemap.py        | 2 +-
 pygmt/tests/test_timestamp.py      | 2 +-
 pygmt/tests/test_triangulate.py    | 2 +-
 pygmt/tests/test_velo.py           | 2 +-
 pygmt/tests/test_which.py          | 2 +-
 pygmt/tests/test_wiggle.py         | 2 +-
 pygmt/tests/test_x2sys_cross.py    | 2 +-
 pygmt/tests/test_x2sys_init.py     | 2 +-
 pygmt/tests/test_xyz2grd.py        | 2 +-
 61 files changed, 64 insertions(+), 64 deletions(-)

diff --git a/pygmt/tests/test_basemap.py b/pygmt/tests/test_basemap.py
index db646a04d6f..340d19c2647 100644
--- a/pygmt/tests/test_basemap.py
+++ b/pygmt/tests/test_basemap.py
@@ -1,5 +1,5 @@
 """
-Tests Figure.basemap.
+Test Figure.basemap.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_binstats.py b/pygmt/tests/test_binstats.py
index 3a6c6ede74a..65daa4fe70a 100644
--- a/pygmt/tests/test_binstats.py
+++ b/pygmt/tests/test_binstats.py
@@ -1,5 +1,5 @@
 """
-Tests for binstats.
+Test pygmt.binstats.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_blockm.py b/pygmt/tests/test_blockm.py
index 9468e19cab5..c75de7673c0 100644
--- a/pygmt/tests/test_blockm.py
+++ b/pygmt/tests/test_blockm.py
@@ -1,5 +1,5 @@
 """
-Tests for blockmean and blockmode.
+Test pygmt.blockmean and pygmt.blockmode.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_blockmedian.py b/pygmt/tests/test_blockmedian.py
index b627e237905..f8aae503bee 100644
--- a/pygmt/tests/test_blockmedian.py
+++ b/pygmt/tests/test_blockmedian.py
@@ -1,5 +1,5 @@
 """
-Tests for blockmedian.
+Test pygmt.blockmedian.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_clib_loading.py b/pygmt/tests/test_clib_loading.py
index aab9dc161a4..055badd8656 100644
--- a/pygmt/tests/test_clib_loading.py
+++ b/pygmt/tests/test_clib_loading.py
@@ -57,7 +57,7 @@ def test_clib_names():
 
 
 ###############################################################################
-# Tests for load_libgmt
+# Test load_libgmt
 def test_load_libgmt():
     """
     Test that loading libgmt works and doesn't crash.
@@ -208,7 +208,7 @@ def test_brokenlib_brokenlib_workinglib(
 
 
 ###############################################################################
-# Tests for clib_full_names
+# Test clib_full_names
 @pytest.fixture(scope="module", name="gmt_lib_names")
 def fixture_gmt_lib_names():
     """
diff --git a/pygmt/tests/test_coast.py b/pygmt/tests/test_coast.py
index b45d43e08d4..990761079a6 100644
--- a/pygmt/tests/test_coast.py
+++ b/pygmt/tests/test_coast.py
@@ -1,5 +1,5 @@
 """
-Tests for fig.coast.
+Test Figure.coast.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_colorbar.py b/pygmt/tests/test_colorbar.py
index 7b58ad26381..57aa10c5311 100644
--- a/pygmt/tests/test_colorbar.py
+++ b/pygmt/tests/test_colorbar.py
@@ -1,5 +1,5 @@
 """
-Tests colorbar.
+Test Figure.colorbar.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_config.py b/pygmt/tests/test_config.py
index fbaddd323e4..684481b8168 100644
--- a/pygmt/tests/test_config.py
+++ b/pygmt/tests/test_config.py
@@ -1,5 +1,5 @@
 """
-Tests for pygmt.config.
+Test pygmt.config.
 """
 import pytest
 from pygmt import Figure, config
diff --git a/pygmt/tests/test_contour.py b/pygmt/tests/test_contour.py
index 9bc2686935c..4e093c4708f 100644
--- a/pygmt/tests/test_contour.py
+++ b/pygmt/tests/test_contour.py
@@ -1,6 +1,6 @@
 # pylint: disable=redefined-outer-name
 """
-Tests contour.
+Test Figure.contour.
 """
 import os
 
diff --git a/pygmt/tests/test_dimfilter.py b/pygmt/tests/test_dimfilter.py
index 06723b2ab54..6817b322f91 100644
--- a/pygmt/tests/test_dimfilter.py
+++ b/pygmt/tests/test_dimfilter.py
@@ -1,5 +1,5 @@
 """
-Tests for dimfilter.
+Test pygmt.dimfilter.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_filter1d.py b/pygmt/tests/test_filter1d.py
index c5cb2b5f459..c03b3e4b8a5 100644
--- a/pygmt/tests/test_filter1d.py
+++ b/pygmt/tests/test_filter1d.py
@@ -1,5 +1,5 @@
 """
-Tests for filter1d.
+Test pygmt.filter1d.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_geopandas.py b/pygmt/tests/test_geopandas.py
index 6820b43d72a..106ed798cf5 100644
--- a/pygmt/tests/test_geopandas.py
+++ b/pygmt/tests/test_geopandas.py
@@ -1,5 +1,5 @@
 """
-Tests on integration with geopandas.
+Test integration with geopandas.
 """
 import numpy.testing as npt
 import pytest
diff --git a/pygmt/tests/test_grd2cpt.py b/pygmt/tests/test_grd2cpt.py
index a1afa97312a..b66c11eb81c 100644
--- a/pygmt/tests/test_grd2cpt.py
+++ b/pygmt/tests/test_grd2cpt.py
@@ -1,5 +1,5 @@
 """
-Tests for grd2cpt.
+Test pygmt.grd2cpt.
 """
 import os
 
diff --git a/pygmt/tests/test_grd2xyz.py b/pygmt/tests/test_grd2xyz.py
index 831e0e93d5e..d53993388c2 100644
--- a/pygmt/tests/test_grd2xyz.py
+++ b/pygmt/tests/test_grd2xyz.py
@@ -1,5 +1,5 @@
 """
-Tests for grd2xyz.
+Test pygmt.grd2xyz.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdclip.py b/pygmt/tests/test_grdclip.py
index 43cad9f78c6..c08f1e69744 100644
--- a/pygmt/tests/test_grdclip.py
+++ b/pygmt/tests/test_grdclip.py
@@ -1,5 +1,5 @@
 """
-Tests for grdclip.
+Test pygmt.grdclip.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdcut.py b/pygmt/tests/test_grdcut.py
index bb09d99c427..b24403321fa 100644
--- a/pygmt/tests/test_grdcut.py
+++ b/pygmt/tests/test_grdcut.py
@@ -1,5 +1,5 @@
 """
-Tests for grdcut.
+Test pygmt.grdcut.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_grdfill.py b/pygmt/tests/test_grdfill.py
index 85daed1e212..ed6f04a7b66 100644
--- a/pygmt/tests/test_grdfill.py
+++ b/pygmt/tests/test_grdfill.py
@@ -1,5 +1,5 @@
 """
-Tests for grdfill.
+Test pygmt.grdfill.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdfilter.py b/pygmt/tests/test_grdfilter.py
index 3a61f3a6db8..e21aa214100 100644
--- a/pygmt/tests/test_grdfilter.py
+++ b/pygmt/tests/test_grdfilter.py
@@ -1,5 +1,5 @@
 """
-Tests for grdfilter.
+Test pygmt.grdfilter.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdgradient.py b/pygmt/tests/test_grdgradient.py
index 06dc1bed6e1..e419fdc7516 100644
--- a/pygmt/tests/test_grdgradient.py
+++ b/pygmt/tests/test_grdgradient.py
@@ -1,5 +1,5 @@
 """
-Tests for grdgradient.
+Test pygmt.grdgradient.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdhisteq.py b/pygmt/tests/test_grdhisteq.py
index df000bb0596..9ce6941f9e6 100644
--- a/pygmt/tests/test_grdhisteq.py
+++ b/pygmt/tests/test_grdhisteq.py
@@ -1,5 +1,5 @@
 """
-Tests for grdhisteq.
+Test pygmt.grdhisteq.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdinfo.py b/pygmt/tests/test_grdinfo.py
index f58107ad123..ebecbf54eb8 100644
--- a/pygmt/tests/test_grdinfo.py
+++ b/pygmt/tests/test_grdinfo.py
@@ -1,5 +1,5 @@
 """
-Tests for grdinfo.
+Test pygmt.grdinfo.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_grdlandmask.py b/pygmt/tests/test_grdlandmask.py
index 85f9e795932..b37d9851346 100644
--- a/pygmt/tests/test_grdlandmask.py
+++ b/pygmt/tests/test_grdlandmask.py
@@ -1,5 +1,5 @@
 """
-Tests for grdlandmask.
+Test pygmt.grdlandmask.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdproject.py b/pygmt/tests/test_grdproject.py
index 312534e87da..2d734aadca5 100644
--- a/pygmt/tests/test_grdproject.py
+++ b/pygmt/tests/test_grdproject.py
@@ -1,5 +1,5 @@
 """
-Tests for grdproject.
+Test pygmt.grdproject.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdsample.py b/pygmt/tests/test_grdsample.py
index 970ac55e910..e23cd269921 100644
--- a/pygmt/tests/test_grdsample.py
+++ b/pygmt/tests/test_grdsample.py
@@ -1,5 +1,5 @@
 """
-Tests for grdsample.
+Test pygmt.grdsample.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_grdtrack.py b/pygmt/tests/test_grdtrack.py
index 41691b0db48..8d765db7ddb 100644
--- a/pygmt/tests/test_grdtrack.py
+++ b/pygmt/tests/test_grdtrack.py
@@ -1,5 +1,5 @@
 """
-Tests for grdtrack.
+Test pygmt.grdtrack.
 """
 import os
 from pathlib import Path
diff --git a/pygmt/tests/test_grdview.py b/pygmt/tests/test_grdview.py
index 2918c0f96a5..33a91a1fb4a 100644
--- a/pygmt/tests/test_grdview.py
+++ b/pygmt/tests/test_grdview.py
@@ -1,5 +1,5 @@
 """
-Tests grdview.
+Test Figure.grdview.
 """
 import pytest
 from pygmt import Figure, grdcut
diff --git a/pygmt/tests/test_grdvolume.py b/pygmt/tests/test_grdvolume.py
index 1731bfad4ac..1facffd4639 100644
--- a/pygmt/tests/test_grdvolume.py
+++ b/pygmt/tests/test_grdvolume.py
@@ -1,5 +1,5 @@
 """
-Tests for grdvolume.
+Test pygmt.grdvolume.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_helpers.py b/pygmt/tests/test_helpers.py
index 29bfa1f5750..78c29e5ab62 100644
--- a/pygmt/tests/test_helpers.py
+++ b/pygmt/tests/test_helpers.py
@@ -1,5 +1,5 @@
 """
-Tests the helper functions/classes/etc used in wrapping GMT.
+Test the helper functions/classes/etc used in wrapping GMT.
 """
 import os
 
diff --git a/pygmt/tests/test_histogram.py b/pygmt/tests/test_histogram.py
index bcd8687f60b..05b87521af2 100644
--- a/pygmt/tests/test_histogram.py
+++ b/pygmt/tests/test_histogram.py
@@ -1,6 +1,6 @@
 # pylint: disable=redefined-outer-name
 """
-Tests histogram.
+Test Figure.histogram.
 """
 import pandas as pd
 import pytest
@@ -10,7 +10,7 @@
 @pytest.fixture(scope="module", name="data", params=[list, pd.Series])
 def fixture_data(request):
     """
-    Returns a list of integers to be used in the histogram.
+    Return a list of integers to be used in the histogram.
     """
     data = [1, 1, 1, 1, 1, 1, 2, 2, 2, 3, 4, 5, 6, 7, 8, 8, 8, 8, 8, 8]
     return request.param(data)
@@ -19,7 +19,7 @@ def fixture_data(request):
 @pytest.mark.mpl_image_compare(filename="test_histogram.png")
 def test_histogram(data):
     """
-    Tests plotting a histogram using a sequence of integers from a table.
+    Test plotting a histogram using a sequence of integers from a table.
     """
     fig = Figure()
     fig.histogram(
diff --git a/pygmt/tests/test_image.py b/pygmt/tests/test_image.py
index 46731a5441c..06e9c73bb72 100644
--- a/pygmt/tests/test_image.py
+++ b/pygmt/tests/test_image.py
@@ -1,5 +1,5 @@
 """
-Tests image.
+Test Figure.image.
 """
 import os
 import sys
diff --git a/pygmt/tests/test_info.py b/pygmt/tests/test_info.py
index 52450f8f0c2..999965417a3 100644
--- a/pygmt/tests/test_info.py
+++ b/pygmt/tests/test_info.py
@@ -1,5 +1,5 @@
 """
-Tests for gmtinfo.
+Test pygmt.info.
 """
 import os
 import pathlib
diff --git a/pygmt/tests/test_inset.py b/pygmt/tests/test_inset.py
index 2891a3f744f..e7a367b6993 100644
--- a/pygmt/tests/test_inset.py
+++ b/pygmt/tests/test_inset.py
@@ -1,5 +1,5 @@
 """
-Tests for the inset function.
+Test Figure.inset.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_io.py b/pygmt/tests/test_io.py
index 2d2fc02023c..c111721480e 100644
--- a/pygmt/tests/test_io.py
+++ b/pygmt/tests/test_io.py
@@ -1,5 +1,5 @@
 """
-Tests for input/output (I/O) utilities.
+Test input/output (I/O) utilities.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_legend.py b/pygmt/tests/test_legend.py
index 7462f5be9b6..b7cf01ad048 100644
--- a/pygmt/tests/test_legend.py
+++ b/pygmt/tests/test_legend.py
@@ -1,5 +1,5 @@
 """
-Tests for legend.
+Test Figure.legend.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_logo.py b/pygmt/tests/test_logo.py
index 84e7b273b56..69d54b54df8 100644
--- a/pygmt/tests/test_logo.py
+++ b/pygmt/tests/test_logo.py
@@ -1,5 +1,5 @@
 """
-Tests for fig.logo.
+Test Figure.logo.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_makecpt.py b/pygmt/tests/test_makecpt.py
index 7a8413d0aa2..56c016b7879 100644
--- a/pygmt/tests/test_makecpt.py
+++ b/pygmt/tests/test_makecpt.py
@@ -1,5 +1,5 @@
 """
-Tests for makecpt.
+Test pygmt.makecpt.
 """
 import os
 from pathlib import Path
diff --git a/pygmt/tests/test_meca.py b/pygmt/tests/test_meca.py
index a23ebec725c..cbff884ea75 100644
--- a/pygmt/tests/test_meca.py
+++ b/pygmt/tests/test_meca.py
@@ -1,5 +1,5 @@
 """
-Tests for meca.
+Test Figure.meca.
 """
 import numpy as np
 import pandas as pd
diff --git a/pygmt/tests/test_nearneighbor.py b/pygmt/tests/test_nearneighbor.py
index e94054b6fce..088af184999 100644
--- a/pygmt/tests/test_nearneighbor.py
+++ b/pygmt/tests/test_nearneighbor.py
@@ -1,5 +1,5 @@
 """
-Tests for nearneighbor.
+Test pygmt.nearneighbor.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_plot.py b/pygmt/tests/test_plot.py
index afcc228adeb..312dd37181d 100644
--- a/pygmt/tests/test_plot.py
+++ b/pygmt/tests/test_plot.py
@@ -1,6 +1,6 @@
 # pylint: disable=redefined-outer-name
 """
-Tests plot.
+Test Figure.plot.
 """
 import datetime
 import os
diff --git a/pygmt/tests/test_plot3d.py b/pygmt/tests/test_plot3d.py
index c21d23cb92e..1a99198a55c 100644
--- a/pygmt/tests/test_plot3d.py
+++ b/pygmt/tests/test_plot3d.py
@@ -1,5 +1,5 @@
 """
-Tests plot3d.
+Test Figure.plot3d.
 """
 import os
 from pathlib import Path
diff --git a/pygmt/tests/test_project.py b/pygmt/tests/test_project.py
index b11154132f0..c7185a0be44 100644
--- a/pygmt/tests/test_project.py
+++ b/pygmt/tests/test_project.py
@@ -1,5 +1,5 @@
 """
-Tests for project.
+Test pygmt.project.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_psconvert.py b/pygmt/tests/test_psconvert.py
index c5b856800dc..73fae958de4 100644
--- a/pygmt/tests/test_psconvert.py
+++ b/pygmt/tests/test_psconvert.py
@@ -1,5 +1,5 @@
 """
-Tests psconvert.
+Test Figure.psconvert.
 """
 import os
 
diff --git a/pygmt/tests/test_rose.py b/pygmt/tests/test_rose.py
index c2b165c5210..f6a86010f44 100644
--- a/pygmt/tests/test_rose.py
+++ b/pygmt/tests/test_rose.py
@@ -1,5 +1,5 @@
 """
-Tests for rose.
+Test Figure.rose.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_select.py b/pygmt/tests/test_select.py
index 4716ef6313e..81cf5bd8c72 100644
--- a/pygmt/tests/test_select.py
+++ b/pygmt/tests/test_select.py
@@ -1,5 +1,5 @@
 """
-Tests for select.
+Test pygmt.select.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_solar.py b/pygmt/tests/test_solar.py
index 4c2b036b20a..56f3101f430 100644
--- a/pygmt/tests/test_solar.py
+++ b/pygmt/tests/test_solar.py
@@ -1,5 +1,5 @@
 """
-Tests for solar.
+Test Figure.solar.
 """
 import datetime
 
diff --git a/pygmt/tests/test_sph2grd.py b/pygmt/tests/test_sph2grd.py
index 96e22975d17..7839978cd14 100644
--- a/pygmt/tests/test_sph2grd.py
+++ b/pygmt/tests/test_sph2grd.py
@@ -1,5 +1,5 @@
 """
-Tests for sph2grd.
+Test pygmt.sph2grd.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_sphdistance.py b/pygmt/tests/test_sphdistance.py
index d87805fd76d..7a48cb19cd7 100644
--- a/pygmt/tests/test_sphdistance.py
+++ b/pygmt/tests/test_sphdistance.py
@@ -1,5 +1,5 @@
 """
-Tests for sphdistance.
+Test pygmt.sphdistance.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_sphinterpolate.py b/pygmt/tests/test_sphinterpolate.py
index fdc40779cd9..069c6e19454 100644
--- a/pygmt/tests/test_sphinterpolate.py
+++ b/pygmt/tests/test_sphinterpolate.py
@@ -1,5 +1,5 @@
 """
-Tests for sphinterpolate.
+Test pygmt.sphinterpolate.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_subplot.py b/pygmt/tests/test_subplot.py
index 32026ec3890..4aad9e6375c 100644
--- a/pygmt/tests/test_subplot.py
+++ b/pygmt/tests/test_subplot.py
@@ -1,5 +1,5 @@
 """
-Tests subplot.
+Test Figure.subplot.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_surface.py b/pygmt/tests/test_surface.py
index 6ecb1802daf..a4035bc2352 100644
--- a/pygmt/tests/test_surface.py
+++ b/pygmt/tests/test_surface.py
@@ -1,5 +1,5 @@
 """
-Tests for surface.
+Test pygmt.surface.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_ternary.py b/pygmt/tests/test_ternary.py
index eb3a704e016..713ed4396d4 100644
--- a/pygmt/tests/test_ternary.py
+++ b/pygmt/tests/test_ternary.py
@@ -1,5 +1,5 @@
 """
-Tests ternary.
+Test Figure.ternary.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_text.py b/pygmt/tests/test_text.py
index 520ef4c4ca1..523da9b8b89 100644
--- a/pygmt/tests/test_text.py
+++ b/pygmt/tests/test_text.py
@@ -1,5 +1,5 @@
 """
-Tests text.
+Test Figure.text.
 """
 import os
 
diff --git a/pygmt/tests/test_tilemap.py b/pygmt/tests/test_tilemap.py
index 06d377f4462..e32cf62a708 100644
--- a/pygmt/tests/test_tilemap.py
+++ b/pygmt/tests/test_tilemap.py
@@ -1,5 +1,5 @@
 """
-Tests Figure.tilemap.
+Test Figure.tilemap.
 """
 import pytest
 from pygmt import Figure
diff --git a/pygmt/tests/test_timestamp.py b/pygmt/tests/test_timestamp.py
index 039e1fe3712..e748317857d 100644
--- a/pygmt/tests/test_timestamp.py
+++ b/pygmt/tests/test_timestamp.py
@@ -1,5 +1,5 @@
 """
-Tests for Figure.timestamp.
+Test Figure.timestamp.
 """
 import pytest
 from pygmt import Figure, config
diff --git a/pygmt/tests/test_triangulate.py b/pygmt/tests/test_triangulate.py
index 0334af560ef..5ba5de998c9 100644
--- a/pygmt/tests/test_triangulate.py
+++ b/pygmt/tests/test_triangulate.py
@@ -1,5 +1,5 @@
 """
-Tests for triangulate.
+Test pygmt.triangulate.
 """
 from pathlib import Path
 
diff --git a/pygmt/tests/test_velo.py b/pygmt/tests/test_velo.py
index afaac1d8465..f5a879c37a7 100644
--- a/pygmt/tests/test_velo.py
+++ b/pygmt/tests/test_velo.py
@@ -1,5 +1,5 @@
 """
-Tests velo.
+Test Figure.velo.
 """
 import pandas as pd
 import pytest
diff --git a/pygmt/tests/test_which.py b/pygmt/tests/test_which.py
index bb9ae086dfb..15cb48963c3 100644
--- a/pygmt/tests/test_which.py
+++ b/pygmt/tests/test_which.py
@@ -1,5 +1,5 @@
 """
-Tests for pygmt.which.
+Test pygmt.which.
 """
 import os
 
diff --git a/pygmt/tests/test_wiggle.py b/pygmt/tests/test_wiggle.py
index 261315e0f9c..89c46f8e42a 100644
--- a/pygmt/tests/test_wiggle.py
+++ b/pygmt/tests/test_wiggle.py
@@ -1,5 +1,5 @@
 """
-Tests wiggle.
+Test Figure.wiggle.
 """
 import numpy as np
 import pytest
diff --git a/pygmt/tests/test_x2sys_cross.py b/pygmt/tests/test_x2sys_cross.py
index f592174ab77..a287d31ce93 100644
--- a/pygmt/tests/test_x2sys_cross.py
+++ b/pygmt/tests/test_x2sys_cross.py
@@ -1,6 +1,6 @@
 # pylint: disable=unused-argument
 """
-Tests for x2sys_cross.
+Test pygmt.x2sys_cross.
 """
 import os
 from pathlib import Path
diff --git a/pygmt/tests/test_x2sys_init.py b/pygmt/tests/test_x2sys_init.py
index 166f29abc2f..e27f892182c 100644
--- a/pygmt/tests/test_x2sys_init.py
+++ b/pygmt/tests/test_x2sys_init.py
@@ -1,6 +1,6 @@
 # pylint: disable=unused-argument
 """
-Tests for x2sys_init.
+Test pygmt.x2sys_init.
 """
 import os
 from tempfile import TemporaryDirectory
diff --git a/pygmt/tests/test_xyz2grd.py b/pygmt/tests/test_xyz2grd.py
index 9427a13d0d0..5f11e2c0128 100644
--- a/pygmt/tests/test_xyz2grd.py
+++ b/pygmt/tests/test_xyz2grd.py
@@ -1,5 +1,5 @@
 """
-Tests for xyz2grd.
+Test pygmt.xyz2grd.
 """
 from pathlib import Path