/[escript]/trunk/pyvisi/test/python/run_image.py
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Contents of /trunk/pyvisi/test/python/run_image.py

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Revision 1158 - (show annotations)
Tue May 22 04:24:01 2007 UTC (12 years, 3 months ago) by jongui
File MIME type: text/x-python
File size: 2396 byte(s)
Made some changes to fix the memory leak problem. However, the problem still persists for run_escript_with_lazy_evaluation.py, run_streamline.py and run_streamline_with_lazy_evaluation.py.

1 from esys.pyvisi import DataCollector, Scene, Map, Image, Image, ImageReader
2 from esys.pyvisi import GlobalPosition
3 from esys.pyvisi.constant import *
4 import unittest, os
5 from stat import ST_SIZE
6
7 try:
8 PYVISI_WORKDIR=os.environ['PYVISI_WORKDIR']
9 except KeyError:
10 PYVISI_WORKDIR='.'
11 try:
12 PYVISI_TEST_DATA_ROOT=os.environ['PYVISI_TEST_DATA_ROOT']
13 except KeyError:
14 PYVISI_TEST_DATA_ROOT='.'
15
16 PYVISI_TEST_MESHES_PATH = os.path.join(PYVISI_TEST_DATA_ROOT, "data_meshes")
17 PYVISI_TEST_IMAGE_REFERENCE_IMAGES_PATH = os.path.join(PYVISI_TEST_DATA_ROOT, \
18 "data_reference_images", "image")
19 PYVISI_TEST_IMAGE_IMAGES_PATH = os.path.join(PYVISI_WORKDIR, \
20 "data_sample_images", "image")
21
22 MIN_IMAGE_SIZE = 100
23 FILE_3D = "interior_3D.xml"
24 IMAGE = "flinders.jpg"
25 X_SIZE = 400
26 Y_SIZE = 400
27 JPG_RENDERER = Renderer.OFFLINE_JPG
28
29 class TestImage:
30 def render(self, file):
31 self.scene.render(image_name = \
32 os.path.join(PYVISI_TEST_IMAGE_IMAGES_PATH, file))
33
34 self.failUnless(os.stat(os.path.join(PYVISI_TEST_IMAGE_IMAGES_PATH, \
35 file))[ST_SIZE] > MIN_IMAGE_SIZE)
36
37 class TestImageOnAMap(unittest.TestCase, TestImage):
38 def setUp(self):
39 self.scene = \
40 Scene(renderer = JPG_RENDERER, num_viewport = 1,
41 x_size = X_SIZE, y_size = Y_SIZE)
42
43 self.data_collector = DataCollector(source = Source.XML)
44 self.data_collector.setFileName(file_name = \
45 os.path.join(PYVISI_TEST_MESHES_PATH, FILE_3D))
46
47 self.map = Map(scene = self.scene,
48 data_collector = self.data_collector,
49 viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
50 cell_to_point = False, outline = True)
51
52 self.image_reader = ImageReader(ImageFormat.JPG)
53 self.image_reader.setImageName(os.path.join(PYVISI_TEST_MESHES_PATH,\
54 IMAGE))
55
56 self.image = Image(scene = self.scene, image_reader = self.image_reader)
57
58 def tearDown(self):
59 del self.scene
60 del self.data_collector
61 del self.map
62 del self.image
63 del self.image_reader
64
65 def testImage(self):
66 self.image.translate(0, 0, -1)
67 self.image.setPoint1(GlobalPosition(2, 0, 0))
68 self.image.setPoint2(GlobalPosition(0, 2, 0))
69 self.image.setOpacity(0.6)
70 self.render("TestImage.jpg")
71
72
73 ###############################################################################
74
75
76 if __name__ == '__main__':
77 suite = unittest.TestSuite()
78 suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestImageOnAMap))
79 unittest.TextTestRunner(verbosity=2).run(suite)
80

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