tests/testlocal.py

   1 #!/usr/bin/env python2.4
   2 import sys, os, tempfile
   3 from zeroinstall.injector.namespaces import XMLNS_IFACE
   4 from zeroinstall.injector.reader import InvalidInterface
   5 from zeroinstall.injector import model, reader
   6 import unittest
   7 from xml.dom import minidom
   8
   9 sys.path.insert(0, '..')
  10
  11 import create, merge
  12
  13 header = """<?xml version="1.0" ?>
  14 <interface xmlns="http://zero-install.sourceforge.net/2004/injector/interface"
  15            uri='http://test/hello.xml'>
  16   <name>test</name>
  17   <summary>for testing</summary>
  18   <description>This is for testing.</description>
  19   """
  20 footer = """
  21 </interface>
  22 """
  23
  24 def parse(xml):
  25         dom = minidom.parseString(xml)
  26         uri = dom.documentElement.getAttribute('uri')
  27         assert uri
  28
  29         tmp = tempfile.NamedTemporaryFile(prefix = 'test-')
  30         try:
  31                 tmp.write(xml)
  32                 tmp.flush()
  33                 iface = model.Interface(uri)
  34                 reader.update(iface, tmp.name, local = True)
  35                 return iface
  36         finally:
  37                 tmp.close()
  38
  39 local_file = os.path.join(os.path.dirname(__file__), 'local.xml')
  40 local_file_req = os.path.join(os.path.dirname(__file__), 'local-req.xml')
  41
  42 def tap(s):
  43         #print s
  44         return s
  45
  46 class TestLocal(unittest.TestCase):
  47         def testCreate(self):
  48                 master = parse(create.create_from_local(local_file))
  49                 assert master.uri == 'http://test/hello.xml', master
  50                 assert len(master.implementations) == 1
  51
  52         def testMergeFirst(self):
  53                 master = parse(merge.merge(header + footer, local_file))
  54                 assert master.uri == 'http://test/hello.xml', master
  55                 assert len(master.implementations) == 1
  56
  57         def testMergeSecond(self):
  58                 master = parse(merge.merge(header + "<implementation id='sha1=123' version='1'/>" + footer, local_file))
  59                 assert master.uri == 'http://test/hello.xml', master
  60                 assert len(master.implementations) == 2
  61
  62         def testMergeGroup(self):
  63                 master = parse(tap(merge.merge(header + "<group>\n    <implementation id='sha1=123' version='1'/>\n  </group>" + footer, local_file)))
  64                 assert master.uri == 'http://test/hello.xml', master
  65                 assert len(master.implementations) == 2
  66                 assert master.implementations['sha1=002'].requires == []
  67
  68         def testMergeLocalReq(self):
  69                 master = parse(tap(merge.merge(header + "<group x='x'>\n    <implementation id='sha1=123' version='1'/>\n  </group>" + footer, local_file_req)))
  70                 assert master.uri == 'http://test/hello.xml', master
  71                 assert len(master.implementations) == 2
  72                 deps = master.implementations['sha1=003'].requires
  73                 assert len(deps) == 1
  74                 assert deps[0].interface == 'http://foo', deps[0]
  75
  76         def testNotSubset(self):
  77                 master = parse(tap(merge.merge(header + "<group a='a'>\n    <implementation id='sha1=123' version='1'/>\n  </group>" + footer, local_file)))
  78                 assert master.uri == 'http://test/hello.xml', master
  79                 assert len(master.implementations) == 2
  80                 assert master.implementations['sha1=123'].metadata.get('a', None) == 'a'
  81                 assert master.implementations['sha1=002'].metadata.get('a', None) == None
  82
  83                 master = parse(tap(merge.merge(header + """\n
  84   <group>
  85     <requires interface='http://foo' meta='foo'/>
  86     <implementation id='sha1=004' version='1'/>
  87   </group>
  88   <group>
  89     <requires interface='http://foo'>
  90       <version before='1'/>
  91     </requires>
  92     <implementation id='sha1=001' version='1'/>
  93   </group>""" + footer, local_file_req)))
  94                 assert len(master.implementations['sha1=001'].requires[0].restrictions) == 1
  95                 assert len(master.implementations['sha1=003'].requires[0].restrictions) == 0
  96
  97                 assert master.implementations['sha1=004'].requires[0].metadata.get('meta', None) == 'foo'
  98                 assert master.implementations['sha1=003'].requires[0].metadata.get('meta', None) == None
  99
 100         def testMergeBest(self):
 101                 master_xml = tap(merge.merge(header + """\n
 102   <group>
 103     <implementation id='sha1=123' version='1'/>
 104   </group>
 105   <group>
 106     <requires interface='http://foo'/>
 107     <implementation id='sha1=002' version='2'/>
 108   </group>""" + footer, local_file_req))
 109                 master = parse(master_xml)
 110                 assert master.uri == 'http://test/hello.xml', master
 111                 assert len(master.implementations) == 3
 112                 deps = master.implementations['sha1=003'].requires
 113                 assert len(deps) == 1
 114                 assert deps[0].interface == 'http://foo', deps[0]
 115
 116                 assert len(minidom.parseString(master_xml).documentElement.getElementsByTagNameNS(XMLNS_IFACE, 'group')) == 2
 117
 118                 # Again, but with the groups the other way around
 119                 master_xml = tap(merge.merge(header + """\n
 120   <group>
 121     <requires interface='http://foo'/>
 122     <implementation id='sha1=002' version='2'/>
 123   </group>
 124   <group>
 125     <implementation id='sha1=123' version='1'/>
 126   </group>""" + footer, local_file_req))
 127                 master = parse(master_xml)
 128                 assert master.uri == 'http://test/hello.xml', master
 129                 assert len(master.implementations) == 3
 130                 deps = master.implementations['sha1=003'].requires
 131                 assert len(deps) == 1
 132                 assert deps[0].interface == 'http://foo', deps[0]
 133
 134                 assert len(minidom.parseString(master_xml).documentElement.getElementsByTagNameNS(XMLNS_IFACE, 'group')) == 2
 135
 136         def testLocalContext(self):
 137                 def get_context(xml_frag):
 138                         doc = minidom.parseString(header + xml_frag + footer)
 139                         impls = list(doc.getElementsByTagNameNS(XMLNS_IFACE, 'implementation'))
 140                         assert len(impls) == 1
 141                         return merge.Context(impls[0])
 142
 143                 ctx = get_context("<implementation id='sha1=001' version='1'/>")
 144                 assert ctx.attribs[(None, 'id')] == 'sha1=001'
 145                 assert ctx.attribs[(None, 'version')] == '1'
 146
 147                 ctx = get_context("<group t='t' x='1' y:z='2' xmlns:y='foo'><implementation id='sha1=001' version='1' t='r'/></group>")
 148                 assert ctx.attribs[(None, 'id')] == 'sha1=001'
 149                 assert ctx.attribs[(None, 'version')] == '1'
 150                 assert ctx.attribs[(None, 't')] == 'r'
 151                 assert ctx.attribs[(None, 'x')] == '1'
 152                 assert ctx.attribs[('foo', 'z')] == '2'
 153
 154 suite = unittest.makeSuite(TestLocal)
 155 if __name__ == '__main__':
 156         sys.argv.append('-v')
 157         unittest.main()