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# Created: October 2, 2004
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# Author: Ivan Vilata i Balaguer - reverse:net.selidor@ivan
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# Author: Ivan Vilata i Balaguer - reverse:com.carabos@ivilata
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# $Source: /cvsroot/pytables/pytables/test/test_filenode.py,v $
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# $Id: test_filenode.py,v 1.3.2.5 2004/11/18 19:22:15 ivilata Exp $
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# $Source: /home/ivan/_/programari/pytables/svn/cvs/pytables/pytables/test/test_filenode.py,v $
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# $Id: test_filenode.py 1009 2005-06-15 13:39:15Z faltet $
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########################################################################
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IOError, FileNode.openNode, self.h5file.getNode('/test'), 'w')
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def test03_OpenFileNoAttrs(self):
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"Opening a node with no type attributes."
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node = self.h5file.getNode('/test')
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self.h5file.delAttrNode('/test', '_type')
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# Another way to get the same result is changing the value.
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##self.h5file.setAttrNode('/test', '_type', 'foobar')
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self.assertRaises(ValueError, FileNode.openNode, node)
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# This no longer works since type and type version attributes
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# are now system attributes. ivb(2004-12-29)
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##def test03_OpenFileNoAttrs(self):
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## "Opening a node with no type attributes."
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## node = self.h5file.getNode('/test')
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## self.h5file.delNodeAttr('/test', '_type')
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## # Another way to get the same result is changing the value.
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## ##self.h5file.setNodeAttr('/test', '_type', 'foobar')
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## self.assertRaises(ValueError, FileNode.openNode, node)
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os.remove(self.h5fname)
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def test00_GetTypeAttr(self):
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"Getting the type attribute of a file node."
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# This no longer works since type and type version attributes
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# are now system attributes. ivb(2004-12-29)
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##def test00_GetTypeAttr(self):
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## "Getting the type attribute of a file node."
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## getattr(self.fnode.attrs, '_type', None), FileNode.NodeType,
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## "File node has no '_type' attribute.")
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def test00_MangleTypeAttrs(self):
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"Mangling the type attributes on a file node."
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nodeType = getattr(self.fnode.attrs, 'NODE_TYPE', None)
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self.assertEqual(
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getattr(self.fnode.attrs, '_type', None), FileNode.NodeType,
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"File node has no '_type' attribute.")
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def test01_SetSystemAttr(self):
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"Setting a system attribute on a file node."
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RuntimeError, setattr, self.fnode.attrs, 'CLASS', 'foobar')
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nodeType, FileNode.NodeType,
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"File node does not have a valid 'NODE_TYPE' attribute.")
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nodeTypeVersion = getattr(self.fnode.attrs, 'NODE_TYPE_VERSION', None)
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nodeTypeVersion in FileNode.NodeTypeVersions,
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"File node does not have a valid 'NODE_TYPE_VERSION' attribute.")
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# System attributes are now writable. ivb(2004-12-30)
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## setattr, self.fnode.attrs, 'NODE_TYPE', 'foobar')
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## setattr, self.fnode.attrs, 'NODE_TYPE_VERSION', 'foobar')
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delattr, self.fnode.attrs, 'NODE_TYPE')
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delattr, self.fnode.attrs, 'NODE_TYPE_VERSION')
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# System attributes are now writable. ivb(2004-12-30)
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##def test01_SetSystemAttr(self):
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## "Setting a system attribute on a file node."
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## self.assertRaises(
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## AttributeError, setattr, self.fnode.attrs, 'CLASS', 'foobar')
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def test02_SetGetDelUserAttr(self):
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class OldVersionTestCaseMixin:
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"""Mix-in class for old version compatibility test cases.
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It provides some basic tests for file operations and attribute handling.
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Sub-classes must provide the 'oldversion' attribute
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and the 'oldh5fname' attribute.
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This method sets the following instance attributes:
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* 'h5fname', the name of the temporary HDF5 file
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* 'h5file', the writable, temporary HDF5 file with a '/test' node
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* 'fnode', the writable file node in '/test'
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self.h5fname = tempfile.mktemp(suffix = '.h5')
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oldh5f = tables.openFile(self.oldh5fname)
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oldh5f.copyFile(self.h5fname)
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self.h5file = tables.openFile(
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title = "Test for file node old version compatibility")
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self.fnode = FileNode.openNode(self.h5file.root.test, 'a+')
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"""tearDown() -> None
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Closes 'fnode' and 'h5file'; removes 'h5fname'.
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os.remove(self.h5fname)
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def test00_Read(self):
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"Reading an old version file node."
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self.fnode.lineSeparator = '\n'
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line = self.fnode.readline()
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self.assertEqual(line, 'This is only\n')
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line = self.fnode.readline()
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self.assertEqual(line, 'a test file\n')
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line = self.fnode.readline()
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self.assertEqual(line, 'for FileNode version %d\n' % self.oldversion)
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line = self.fnode.readline()
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self.assertEqual(line, '')
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line = self.fnode.readline()
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self.assertEqual(line, 'This is only\n')
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def test01_Write(self):
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"Writing an old version file node."
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self.fnode.lineSeparator = '\n'
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self.fnode.write('foobar\n')
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self.fnode.seek(-7, 2)
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line = self.fnode.readline()
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self.assertEqual(line, 'foobar\n')
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def test02_Attributes(self):
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"Accessing attributes in an old version file node."
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self.fnode.attrs.userAttr = 'foobar'
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getattr(self.fnode.attrs, 'userAttr', None), 'foobar',
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"User attribute was not correctly set.")
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self.fnode.attrs.userAttr = 'bazquux'
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getattr(self.fnode.attrs, 'userAttr', None), 'bazquux',
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"User attribute was not correctly changed.")
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del self.fnode.attrs.userAttr
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getattr(self.fnode.attrs, 'userAttr', None), None,
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"User attribute was not deleted.")
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class Version1TestCase(OldVersionTestCaseMixin, unittest.TestCase):
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"Basic test for version 1 format compatibility."
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oldh5fname = 'test_filenode_v1.h5'
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#----------------------------------------------------------------------
added
removed
test/test_filenode.py
