Merge branch 'master' into test-plot3d-dvc

Author: michaelgrund

pygmt/tests/baseline/test_subplot_autolabel_margins_title.png.dvc

@@ -0,0 +1,4 @@
+outs:
+- md5: 7be1b4ed2ec2eb506d9571e7ea3248ba
+  size: 28164
+  path: test_subplot_autolabel_margins_title.png

pygmt/tests/baseline/test_subplot_basic_frame.png.dvc

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+outs:
+- md5: 7149569679bfdef854f8683f30fc3cde
+  size: 9251
+  path: test_subplot_basic_frame.png

pygmt/tests/baseline/test_subplot_clearance_and_shared_xy_axis_layout.png.dvc

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+outs:
+- md5: 2a1b33433bd3921113938b8d7c0a4928
+  size: 11245
+  path: test_subplot_clearance_and_shared_xy_axis_layout.png

pygmt/tests/baseline/test_subplot_direct.png.dvc

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+outs:
+- md5: d09053a8eaf8a4b32ec087f99004590b
+  size: 13087
+  path: test_subplot_direct.png

pygmt/tests/test_subplot.py

@@ -4,89 +4,81 @@
 import pytest
 from pygmt import Figure
 from pygmt.exceptions import GMTInvalidInput
-from pygmt.helpers.testing import check_figures_equal
 
 
-@check_figures_equal()
+@pytest.mark.mpl_image_compare
 def test_subplot_basic_frame():
     """
     Create a subplot figure with 1 vertical row and 2 horizontal columns, and
     ensure map frame setting is applied to all subplot figures.
     """
-    fig_ref, fig_test = Figure(), Figure()
-    with fig_ref.subplot(nrows=1, ncols=2, Ff="6c/3c", B="WSne"):
-        with fig_ref.set_panel(panel=0):
-            fig_ref.basemap(region=[0, 3, 0, 3], frame="+tplot0")
-        with fig_ref.set_panel(panel=1):
-            fig_ref.basemap(region=[0, 3, 0, 3], frame="+tplot1")
-    with fig_test.subplot(nrows=1, ncols=2, figsize=("6c", "3c"), frame="WSne"):
-        with fig_test.set_panel(panel="0,0"):
-            fig_test.basemap(region=[0, 3, 0, 3], frame="+tplot0")
-        with fig_test.set_panel(panel=[0, 1]):
-            fig_test.basemap(region=[0, 3, 0, 3], frame="+tplot1")
-    return fig_ref, fig_test
-
-
-@check_figures_equal()
+    fig = Figure()
+
+    with fig.subplot(nrows=1, ncols=2, figsize=("6c", "3c"), frame="WSne"):
+        with fig.set_panel(panel="0,0"):
+            fig.basemap(region=[0, 3, 0, 3], frame="+tplot0")
+        with fig.set_panel(panel=[0, 1]):
+            fig.basemap(region=[0, 3, 0, 3], frame="+tplot1")
+    return fig
+
+
+@pytest.mark.mpl_image_compare
 def test_subplot_direct():
     """
     Plot map elements to subplot directly using the panel parameter.
     """
-    fig_ref, fig_test = Figure(), Figure()
-    with fig_ref.subplot(nrows=2, ncols=1, Fs="3c/3c"):
-        fig_ref.basemap(region=[0, 3, 0, 3], frame="af", panel=0)
-        fig_ref.basemap(region=[0, 3, 0, 3], frame="af", panel=1)
-    with fig_test.subplot(nrows=2, ncols=1, subsize=("3c", "3c")):
-        fig_test.basemap(region=[0, 3, 0, 3], frame="af", panel=[0, 0])
-        fig_test.basemap(region=[0, 3, 0, 3], frame="af", panel=[1, 0])
-    return fig_ref, fig_test
+    fig = Figure()
 
+    with fig.subplot(nrows=2, ncols=1, subsize=("3c", "3c")):
+        fig.basemap(region=[0, 3, 0, 3], frame="af", panel=[0, 0])
+        fig.basemap(region=[0, 3, 0, 3], frame="af", panel=[1, 0])
+    return fig
 
-@check_figures_equal()
+
+@pytest.mark.mpl_image_compare
 def test_subplot_autolabel_margins_title():
     """
     Make subplot figure with autolabels, setting some margins and a title.
     """
-    fig_ref, fig_test = Figure(), Figure()
-    kwargs = dict(nrows=2, ncols=1, figsize=("15c", "6c"))
-
-    with fig_ref.subplot(A="a)", M="0.3c/0.1c", T="Subplot Title", **kwargs):
-        fig_ref.basemap(region=[0, 1, 2, 3], frame="WSne", c="0,0")
-        fig_ref.basemap(region=[4, 5, 6, 7], frame="WSne", c="1,0")
+    fig = Figure()
 
-    with fig_test.subplot(
-        autolabel=True, margins=["0.3c", "0.1c"], title="Subplot Title", **kwargs
+    with fig.subplot(
+        nrows=2,
+        ncols=1,
+        figsize=("15c", "6c"),
+        autolabel=True,
+        margins=["0.3c", "0.1c"],
+        title="Subplot Title",
     ):
-        fig_test.basemap(region=[0, 1, 2, 3], frame="WSne", panel=[0, 0])
-        fig_test.basemap(region=[4, 5, 6, 7], frame="WSne", panel=[1, 0])
+        fig.basemap(region=[0, 1, 2, 3], frame="WSne", panel=[0, 0])
+        fig.basemap(region=[4, 5, 6, 7], frame="WSne", panel=[1, 0])
 
-    return fig_ref, fig_test
+    return fig
 
 
-@check_figures_equal()
+@pytest.mark.mpl_image_compare
 def test_subplot_clearance_and_shared_xy_axis_layout():
     """
     Ensure subplot clearance works, and that the layout can be set to use
     shared X and Y axis labels across columns and rows.
     """
-    fig_ref, fig_test = Figure(), Figure()
-    kwargs = dict(nrows=2, ncols=2, frame="WSrt", figsize=("5c", "5c"))
-
-    with fig_ref.subplot(C="y0.2c", SC="t", SR="", **kwargs):
-        fig_ref.basemap(region=[0, 4, 0, 4], projection="X?", panel=True)
-        fig_ref.basemap(region=[0, 8, 0, 4], projection="X?", panel=True)
-        fig_ref.basemap(region=[0, 4, 0, 8], projection="X?", panel=True)
-        fig_ref.basemap(region=[0, 8, 0, 8], projection="X?", panel=True)
+    fig = Figure()
 
-    with fig_test.subplot(
-        clearance=["s0.2c", "n0.2c"], sharex="t", sharey=True, **kwargs
+    with fig.subplot(
+        nrows=2,
+        ncols=2,
+        figsize=("5c", "5c"),
+        frame="WSrt",
+        clearance=["s0.2c", "n0.2c"],
+        sharex="t",
+        sharey=True,
     ):
-        fig_test.basemap(region=[0, 4, 0, 4], projection="X?", panel=True)
-        fig_test.basemap(region=[0, 8, 0, 4], projection="X?", panel=True)
-        fig_test.basemap(region=[0, 4, 0, 8], projection="X?", panel=True)
-        fig_test.basemap(region=[0, 8, 0, 8], projection="X?", panel=True)
+        fig.basemap(region=[0, 4, 0, 4], projection="X?", panel=True)
+        fig.basemap(region=[0, 8, 0, 4], projection="X?", panel=True)
+        fig.basemap(region=[0, 4, 0, 8], projection="X?", panel=True)
+        fig.basemap(region=[0, 8, 0, 8], projection="X?", panel=True)
 
-    return fig_ref, fig_test
+    return fig
 
 
 def test_subplot_figsize_and_subsize_error():