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129 lines
3.8 KiB
129 lines
3.8 KiB
#!/usr/bin/python2.4
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#
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#
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# Copyright 2008, The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import xml.dom.minidom
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import xml.parsers
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import os
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import coverage_target
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import logger
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import errors
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class CoverageTargets:
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"""Accessor for the code coverage target xml file
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Expects the following format:
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<targets>
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<target
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name=""
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type="JAVA_LIBRARIES|APPS"
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build_path=""
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[<src path=""/>] (0..*) - These are relative to build_path. If missing,
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assumes 'src'
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>/target>
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TODO: add more format checking
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"""
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_TARGET_TAG_NAME = 'coverage_target'
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_NAME_ATTR = 'name'
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_TYPE_ATTR = 'type'
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_BUILD_ATTR = 'build_path'
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_SRC_TAG = 'src'
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_PATH_ATTR = 'path'
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def __init__(self, ):
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self._target_map= {}
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def __iter__(self):
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return iter(self._target_map.values())
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def Parse(self, file_path):
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"""Parse the coverage target data from from given file path, and add it to
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the current object
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Args:
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file_path: absolute file path to parse
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Raises:
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errors.ParseError if file_path cannot be parsed
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"""
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try:
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doc = xml.dom.minidom.parse(file_path)
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except IOError:
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# Error: The results file does not exist
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logger.Log('Results file %s does not exist' % file_path)
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raise errors.ParseError
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except xml.parsers.expat.ExpatError:
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logger.Log('Error Parsing xml file: %s ' % file_path)
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raise errors.ParseError
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target_elements = doc.getElementsByTagName(self._TARGET_TAG_NAME)
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for target_element in target_elements:
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target = coverage_target.CoverageTarget()
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self._ParseCoverageTarget(target, target_element)
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self._AddTarget(target)
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def _AddTarget(self, target):
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self._target_map[target.GetName()] = target
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def GetBuildTargets(self):
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""" returns list of target names """
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build_targets = []
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for target in self:
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build_targets.append(target.GetName())
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return build_targets
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def GetTargets(self):
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""" returns list of CoverageTarget"""
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return self._target_map.values()
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def GetTarget(self, name):
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""" returns CoverageTarget for given name. None if not found """
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try:
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return self._target_map[name]
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except KeyError:
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return None
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def _ParseCoverageTarget(self, target, target_element):
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"""Parse coverage data from XML.
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Args:
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target: the Coverage object to populate
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target_element: the XML element to get data from
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"""
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target.SetName(target_element.getAttribute(self._NAME_ATTR))
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target.SetType(target_element.getAttribute(self._TYPE_ATTR))
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target.SetBuildPath(target_element.getAttribute(self._BUILD_ATTR))
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self._paths = []
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self._ParsePaths(target, target_element)
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def _ParsePaths(self, target, target_element):
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src_elements = target_element.getElementsByTagName(self._SRC_TAG)
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if len(src_elements) <= 0:
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# no src tags specified. Assume build_path + src
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target.AddPath(os.path.join(target.GetBuildPath(), "src"))
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for src_element in src_elements:
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rel_path = src_element.getAttribute(self._PATH_ATTR)
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target.AddPath(os.path.join(target.GetBuildPath(), rel_path))
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def Parse(xml_file_path):
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"""parses out a file_path class from given path to xml"""
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targets = CoverageTargets()
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targets.Parse(xml_file_path)
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return targets
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