/
cobertura_xml_generator.py
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/
cobertura_xml_generator.py
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# -*- coding:utf-8 -*-
# This file is part of gcovr <http://gcovr.com/>.
#
# Copyright 2013-2019 the gcovr authors
# Copyright 2013 Sandia Corporation
# This software is distributed under the BSD license.
import os
import time
from lxml import etree
from .version import __version__
from .utils import open_binary_for_writing, presentable_filename
def print_xml_report(covdata, options):
"""produce an XML report in the Cobertura format"""
branchTotal = 0
branchCovered = 0
lineTotal = 0
lineCovered = 0
for key in covdata.keys():
(total, covered, _) = covdata[key].branch_coverage()
branchTotal += total
branchCovered += covered
for key in covdata.keys():
(total, covered, _) = covdata[key].line_coverage()
lineTotal += total
lineCovered += covered
root = etree.Element("coverage")
root.set(
"line-rate", lineTotal == 0 and '0.0'
or str(float(lineCovered) / lineTotal)
)
root.set(
"branch-rate", branchTotal == 0 and '0.0'
or str(float(branchCovered) / branchTotal)
)
root.set(
"lines-covered", str(lineCovered)
)
root.set(
"lines-valid", str(lineTotal)
)
root.set(
"branches-covered", str(branchCovered)
)
root.set(
"branches-valid", str(branchTotal)
)
root.set(
"complexity", "0.0"
)
root.set(
"timestamp", str(int(time.time()))
)
root.set(
"version", "gcovr %s" % (__version__,)
)
# Generate the <sources> element: this is either the root directory
# (specified by --root), or the CWD.
# sources = doc.createElement("sources")
sources = etree.SubElement(root, "sources")
# Generate the coverage output (on a per-package basis)
# packageXml = doc.createElement("packages")
packageXml = etree.SubElement(root, "packages")
packages = {}
for f in sorted(covdata):
data = covdata[f]
filename = presentable_filename(f, root_filter=options.root_filter)
if '/' in filename:
directory, fname = filename.rsplit('/', 1)
else:
directory, fname = '', filename
package = packages.setdefault(
directory, [etree.Element("package"), {}, 0, 0, 0, 0]
)
c = etree.Element("class")
# The Cobertura DTD requires a methods section, which isn't
# trivial to get from gcov (so we will leave it blank)
etree.SubElement(c, "methods")
lines = etree.SubElement(c, "lines")
class_lines = 0
class_hits = 0
class_branches = 0
class_branch_hits = 0
for lineno in sorted(data.lines):
line_cov = data.lines[lineno]
if line_cov.is_covered or line_cov.is_uncovered:
class_lines += 1
else:
continue
if line_cov.is_covered:
class_hits += 1
hits = line_cov.count
L = etree.Element("line")
L.set("number", str(lineno))
L.set("hits", str(hits))
branches = line_cov.branches
if not branches:
L.set("branch", "false")
else:
b_total, b_hits, coverage = line_cov.branch_coverage()
L.set("branch", "true")
L.set(
"condition-coverage",
"{}% ({}/{})".format(int(coverage), b_hits, b_total)
)
cond = etree.Element('condition')
cond.set("number", "0")
cond.set("type", "jump")
cond.set("coverage", "{}%".format(int(coverage)))
class_branch_hits += b_hits
class_branches += float(len(branches))
conditions = etree.Element("conditions")
conditions.append(cond)
L.append(conditions)
lines.append(L)
className = fname.replace('.', '_')
c.set("name", className)
c.set("filename", filename)
c.set(
"line-rate",
str(class_hits / (1.0 * class_lines or 1.0))
)
c.set(
"branch-rate",
str(class_branch_hits / (1.0 * class_branches or 1.0))
)
c.set("complexity", "0.0")
package[1][className] = c
package[2] += class_hits
package[3] += class_lines
package[4] += class_branch_hits
package[5] += class_branches
keys = list(packages.keys())
keys.sort()
for packageName in keys:
packageData = packages[packageName]
package = packageData[0]
packageXml.append(package)
classes = etree.SubElement(package, "classes")
classNames = list(packageData[1].keys())
classNames.sort()
for className in classNames:
classes.append(packageData[1][className])
package.set("name", packageName.replace('/', '.'))
package.set(
"line-rate", str(packageData[2] / (1.0 * packageData[3] or 1.0))
)
package.set(
"branch-rate", str(packageData[4] / (1.0 * packageData[5] or 1.0))
)
package.set("complexity", "0.0")
# Populate the <sources> element: this is the root directory
etree.SubElement(sources, "source").text = options.root.strip()
with open_binary_for_writing(options.output) as fh:
fh.write(
etree.tostring(root,
pretty_print=options.prettyxml,
encoding="UTF-8",
xml_declaration=True,
doctype="<!DOCTYPE coverage SYSTEM 'http://cobertura.sourceforge.net/xml/coverage-04.dtd'>"))