Add random seeds to tests per #1044

skimage/color/tests/test_colorconv.py

@@ -43,6 +43,8 @@ from skimage import data_dir, data
 
 import colorsys
 
+np.random.seed(0)
+
 
 def test_guess_spatial_dimensions():
     im1 = np.zeros((5, 5))

skimage/feature/tests/test_censure.py

@@ -5,6 +5,7 @@ from skimage.feature import CENSURE
 
 
 img = moon()
+np.random.seed(0)
 
 
 def test_censure_on_rectangular_images():

skimage/filter/rank/tests/test_rank.py

@@ -6,6 +6,8 @@ from skimage import data, util
 from skimage.morphology import cmorph, disk
 from skimage.filter import rank
 
+np.random.seed(0)
+
 
 def test_random_sizes():
     # make sure the size is not a problem

skimage/io/tests/test_freeimage.py

@@ -14,6 +14,8 @@ try:
 except RuntimeError:
     FI_available = False
 
+np.random.seed(0)
+
 
 def setup_module(self):
     """The effect of the `plugin.use` call may be overridden by later imports.

skimage/io/tests/test_imread.py

@@ -16,6 +16,8 @@ except ImportError:
 else:
     imread_available = True
 
+np.random.seed(0)
+
 
 def teardown():
     reset_plugins()

skimage/io/tests/test_pil.py

@@ -21,6 +21,8 @@ except ImportError:
 else:
     PIL_available = True
 
+np.random.seed(0)
+
 
 def teardown():
     reset_plugins()

skimage/io/tests/test_plugin_util.py

@@ -3,6 +3,8 @@ from skimage.io._plugins.util import prepare_for_display, WindowManager
 from numpy.testing import *
 import numpy as np
 
+np.random.seed(0)
+
 
 class TestPrepareForDisplay:
     def test_basic(self):

skimage/io/tests/test_simpleitk.py

@@ -15,6 +15,8 @@ except ImportError:
 else:
     sitk_available = True
 
+np.random.seed(0)
+
 
 def teardown():
     reset_plugins()

skimage/io/tests/test_tifffile.py

@@ -15,6 +15,8 @@ try:
 except ImportError:
     TF_available = False
 
+np.random.seed(0)
+
 
 def teardown():
     sio.reset_plugins()

skimage/morphology/tests/test_ccomp.py

@@ -5,6 +5,9 @@ from skimage.morphology import label
 from warnings import catch_warnings
 from skimage._shared.utils import skimage_deprecation
 
+np.random.seed(0)
+
+
 class TestConnectedComponents:
     def setup(self):
         self.x = np.array([[0, 0, 3, 2, 1, 9],

skimage/transform/tests/test_integral.py

@@ -5,6 +5,7 @@ from skimage.transform import integral_image, integrate
 
 x = (np.random.random((50, 50)) * 255).astype(np.uint8)
 s = integral_image(x)
+np.random.seed(0)
 
 
 def test_validity():

skimage/transform/tests/test_warps.py

@@ -12,6 +12,9 @@ from skimage import transform as tf, data, img_as_float
 from skimage.color import rgb2gray
 
 
+np.random.seed(0)
+
+
 def test_warp_tform():
     x = np.zeros((5, 5), dtype=np.double)
     x[2, 2] = 1