Revision: 7696
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7696&view=rev
Author: astraw
Date: 2009-09-07 20:05:42 +0000 (Mon, 07 Sep 2009)
Log Message:
-----------
test conversion: move old-style test to new-style test
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/__init__.py
Added Paths:
-----------
trunk/matplotlib/lib/matplotlib/tests/test_agg.py
Removed Paths:
-------------
trunk/matplotlib/test/test_backends/TestAgg.py
Modified: trunk/matplotlib/lib/matplotlib/__init__.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/__init__.py 2009-09-07 20:05:29 UTC (rev
7695)
+++ trunk/matplotlib/lib/matplotlib/__init__.py 2009-09-07 20:05:42 UTC (rev
7696)
@@ -877,6 +877,7 @@
# we don't want to assume all -d flags are backends, eg -debug
default_test_modules = [
+ 'matplotlib.tests.test_agg',
'matplotlib.tests.test_basic',
'matplotlib.tests.test_transforms',
'matplotlib.tests.test_axes',
Added: trunk/matplotlib/lib/matplotlib/tests/test_agg.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/tests/test_agg.py
(rev 0)
+++ trunk/matplotlib/lib/matplotlib/tests/test_agg.py 2009-09-07 20:05:42 UTC
(rev 7696)
@@ -0,0 +1,64 @@
+import os
+
+def report_memory(i):
+ pid = os.getpid()
+ a2 = os.popen('ps -p %d -o rss,sz' % pid).readlines()
+ print i, ' ', a2[1],
+ return int(a2[1].split()[0])
+
+# This test is disabled -- it uses old API. -ADS 2009-09-07
+## def test_memleak():
+## """Test agg backend for memory leaks."""
+## from matplotlib.ft2font import FT2Font
+## from numpy.random import rand
+## from matplotlib.backend_bases import GraphicsContextBase
+## from matplotlib.backends._backend_agg import RendererAgg
+
+## fontname = '/usr/local/share/matplotlib/Vera.ttf'
+
+## N = 200
+## for i in range( N ):
+## gc = GraphicsContextBase()
+## gc.set_clip_rectangle( [20, 20, 20, 20] )
+## o = RendererAgg( 400, 400, 72 )
+
+## for j in range( 50 ):
+## xs = [ 400*int(rand()) for k in range(8) ]
+## ys = [ 400*int(rand()) for k in range(8) ]
+## rgb = (1, 0, 0)
+## pnts = zip( xs, ys )
+## o.draw_polygon( gc, rgb, pnts )
+## o.draw_polygon( gc, None, pnts )
+
+## for j in range( 50 ):
+## x = [ 400*int(rand()) for k in range(4) ]
+## y = [ 400*int(rand()) for k in range(4) ]
+## o.draw_lines( gc, x, y )
+
+## for j in range( 50 ):
+## args = [ 400*int(rand()) for k in range(4) ]
+## rgb = (1, 0, 0)
+## o.draw_rectangle( gc, rgb, *args )
+
+## if 1: # add text
+## font = FT2Font( fontname )
+## font.clear()
+## font.set_text( 'hi mom', 60 )
+## font.set_size( 12, 72 )
+## o.draw_text_image( font.get_image(), 30, 40, gc )
+
+## fname = "agg_memleak_%05d.png"
+## o.write_png( fname % i )
+## val = report_memory( i )
+## if i==1: start = val
+
+## end = val
+## avgMem = (end - start) / float(N)
+## print 'Average memory consumed per loop: %1.4f\n' % (avgMem)
+
+## #TODO: Verify the expected mem usage and approximate tolerance that
should be used
+## #self.checkClose( 0.32, avgMem, absTol = 0.1 )
+
+## # w/o text and w/o write_png: Average memory consumed per loop: 0.02
+## # w/o text and w/ write_png : Average memory consumed per loop: 0.3400
+## # w/ text and w/ write_png : Average memory consumed per loop: 0.32
Deleted: trunk/matplotlib/test/test_backends/TestAgg.py
===================================================================
--- trunk/matplotlib/test/test_backends/TestAgg.py 2009-09-07 20:05:29 UTC
(rev 7695)
+++ trunk/matplotlib/test/test_backends/TestAgg.py 2009-09-07 20:05:42 UTC
(rev 7696)
@@ -1,106 +0,0 @@
-#=======================================================================
-"""The Agg backend unit-test class implementation."""
-#=======================================================================
-
-from mplTest import *
-
-#=======================================================================
-# Add import modules below.
-# import matplotlib
-# matplotlib.use( "Agg", warn = False )
-
-import sys, time, os
-from matplotlib.ft2font import FT2Font
-from numpy.random import rand
-from matplotlib.backend_bases import GraphicsContextBase
-from matplotlib.backends._backend_agg import RendererAgg
-
-#
-#=======================================================================
-
-#=======================================================================
-def report_memory(i):
- pid = os.getpid()
- a2 = os.popen('ps -p %d -o rss,sz' % pid).readlines()
- print i, ' ', a2[1],
- return int(a2[1].split()[0])
-
-#=======================================================================
-class TestAgg( MplTestCase ):
- """Agg backend unit test class."""
-
- # Uncomment any appropriate tags
- tags = [
- # 'gui', # requires the creation of a gui window
- 'agg', # uses agg in the backend
- 'agg-only', # uses only agg in the backend
- # 'wx', # uses wx in the backend
- # 'qt', # uses qt in the backend
- # 'ps', # uses the postscript backend
- # 'units', # uses units in the test
- # 'PIL', # uses PIL for image comparison
- ]
-
- #--------------------------------------------------------------------
- def setUp( self ):
- """Setup any data needed for the unit test."""
- pass
-
- #--------------------------------------------------------------------
- def tearDown( self ):
- """Clean-up any generated files here."""
- pass
-
- #--------------------------------------------------------------------
- def DISABLED_memleak( self ):
- """Test agg backend for memory leaks."""
-
- fontname = '/usr/local/share/matplotlib/Vera.ttf'
- fname = self.outFile( "agg_memleak_%05d.png" )
-
- N = 200
- for i in range( N ):
- gc = GraphicsContextBase()
- gc.set_clip_rectangle( [20, 20, 20, 20] )
- o = RendererAgg( 400, 400, 72 )
-
- for j in range( 50 ):
- xs = [ 400*int(rand()) for k in range(8) ]
- ys = [ 400*int(rand()) for k in range(8) ]
- rgb = (1, 0, 0)
- pnts = zip( xs, ys )
- o.draw_polygon( gc, rgb, pnts )
- o.draw_polygon( gc, None, pnts )
-
- for j in range( 50 ):
- x = [ 400*int(rand()) for k in range(4) ]
- y = [ 400*int(rand()) for k in range(4) ]
- o.draw_lines( gc, x, y )
-
- for j in range( 50 ):
- args = [ 400*int(rand()) for k in range(4) ]
- rgb = (1, 0, 0)
- o.draw_rectangle( gc, rgb, *args )
-
- if 1: # add text
- font = FT2Font( fontname )
- font.clear()
- font.set_text( 'hi mom', 60 )
- font.set_size( 12, 72 )
- o.draw_text_image( font.get_image(), 30, 40, gc )
-
-
- o.write_png( fname % i )
- val = report_memory( i )
- if i==1: start = val
-
- end = val
- avgMem = (end - start) / float(N)
- print 'Average memory consumed per loop: %1.4f\n' % (avgMem)
-
- #TODO: Verify the expected mem usage and approximate tolerance that
should be used
- self.checkClose( 0.32, avgMem, absTol = 0.1 )
-
- # w/o text and w/o write_png: Average memory consumed per loop: 0.02
- # w/o text and w/ write_png : Average memory consumed per loop: 0.3400
- # w/ text and w/ write_png : Average memory consumed per loop: 0.32
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