Scripts used in CI

calcCoverage.sh

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+#!/bin/sh
+rg edu.kit.typicalc.model | rg --only-matching -r '$1' 'line-rate="([0-9.]+)"' | head -n 1 | awk '{ print "Test Coverage: " ($1 * 100) "%" }'

cover2cover.py

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+#!/usr/bin/env python
+import sys
+import xml.etree.ElementTree as ET
+import re
+import os.path
+import time
+
+# source: https://gitlab.com/haynes/jacoco2cobertura/
+
+# branch-rate="0.0" complexity="0.0" line-rate="1.0"
+# branch="true" hits="1" number="86"
+
+def find_lines(j_package, filename):
+    """Return all <line> elements for a given source file in a package."""
+    lines = list()
+    sourcefiles = j_package.findall("sourcefile")
+    for sourcefile in sourcefiles:
+        if sourcefile.attrib.get("name") == os.path.basename(filename):
+            lines = lines + sourcefile.findall("line")
+    return lines
+
+def line_is_after(jm, start_line):
+    return int(jm.attrib.get('line', 0)) > start_line
+
+def method_lines(jmethod, jmethods, jlines):
+    """Filter the lines from the given set of jlines that apply to the given jmethod."""
+    start_line = int(jmethod.attrib.get('line', 0))
+    larger     = list(int(jm.attrib.get('line', 0)) for jm in jmethods if line_is_after(jm, start_line))
+    end_line   = min(larger) if len(larger) else 99999999
+
+    for jline in jlines:
+        if start_line <= int(jline.attrib['nr']) < end_line:
+            yield jline
+
+def convert_lines(j_lines, into):
+    """Convert the JaCoCo <line> elements into Cobertura <line> elements, add them under the given element."""
+    c_lines = ET.SubElement(into, 'lines')
+    for jline in j_lines:
+        mb = int(jline.attrib['mb'])
+        cb = int(jline.attrib['cb'])
+        ci = int(jline.attrib['ci'])
+
+        cline = ET.SubElement(c_lines, 'line')
+        cline.set('number', jline.attrib['nr'])
+        cline.set('hits', '1' if ci > 0 else '0') # Probably not true but no way to know from JaCoCo XML file
+
+        if mb + cb > 0:
+            percentage = str(int(100 * (float(cb) / (float(cb) + float(mb))))) + '%'
+            cline.set('branch',             'true')
+            cline.set('condition-coverage', percentage + ' (' + str(cb) + '/' + str(cb + mb) + ')')
+
+            cond = ET.SubElement(ET.SubElement(cline, 'conditions'), 'condition')
+            cond.set('number',   '0')
+            cond.set('type',     'jump')
+            cond.set('coverage', percentage)
+        else:
+            cline.set('branch', 'false')
+
+def path_to_filepath(path_to_class, sourcefilename):
+    return path_to_class[0: path_to_class.rfind("/") + 1] + sourcefilename
+
+def add_counters(source, target):
+    target.set('line-rate',   counter(source, 'LINE'))
+    target.set('branch-rate', counter(source, 'BRANCH'))
+    target.set('complexity', counter(source, 'COMPLEXITY', sum))
+
+def fraction(covered, missed):
+    return covered / (covered + missed)
+
+def sum(covered, missed):
+    return covered + missed
+
+def counter(source, type, operation=fraction):
+    cs = source.findall('counter')
+    c = next((ct for ct in cs if ct.attrib.get('type') == type), None)
+
+    if c is not None:
+        covered = float(c.attrib['covered'])
+        missed  = float(c.attrib['missed'])
+
+        return str(operation(covered, missed))
+    else:
+        return '0.0'
+
+def convert_method(j_method, j_lines):
+    c_method = ET.Element('method')
+    c_method.set('name',      j_method.attrib['name'])
+    c_method.set('signature', j_method.attrib['desc'])
+
+    add_counters(j_method, c_method)
+    convert_lines(j_lines, c_method)
+
+    return c_method
+
+def convert_class(j_class, j_package):
+    c_class = ET.Element('class')
+    c_class.set('name',     j_class.attrib['name'].replace('/', '.'))
+    c_class.set('filename', path_to_filepath(j_class.attrib['name'], j_class.attrib['sourcefilename']))
+
+    all_j_lines = list(find_lines(j_package, c_class.attrib['filename']))
+
+    c_methods   = ET.SubElement(c_class, 'methods')
+    all_j_methods = list(j_class.findall('method'))
+    for j_method in all_j_methods:
+        j_method_lines = method_lines(j_method, all_j_methods, all_j_lines)
+        c_methods.append(convert_method(j_method, j_method_lines))
+
+    add_counters(j_class, c_class)
+    convert_lines(all_j_lines, c_class)
+
+    return c_class
+
+def convert_package(j_package):
+    c_package = ET.Element('package')
+    c_package.attrib['name'] = j_package.attrib['name'].replace('/', '.')
+
+    c_classes = ET.SubElement(c_package, 'classes')
+    for j_class in j_package.findall('class'):
+        c_classes.append(convert_class(j_class, j_package))
+
+    add_counters(j_package, c_package)
+
+    return c_package
+
+def convert_root(source, target, source_roots):
+    try:
+      target.set('timestamp', str(int(source.find('sessioninfo').attrib['start']) / 1000))
+    except AttributeError as e:
+        target.set('timestamp', str(int(time.time() / 1000)))
+    sources     = ET.SubElement(target, 'sources')
+    for s in source_roots:
+        ET.SubElement(sources, 'source').text = s
+
+    packages = ET.SubElement(target, 'packages')
+
+    for group in source.findall('group'):
+        for package in group.findall('package'):
+            packages.append(convert_package(package))
+
+    for package in source.findall('package'):
+        packages.append(convert_package(package))
+
+    add_counters(source, target)
+
+def jacoco2cobertura(filename, source_roots):
+    if filename == '-':
+        root = ET.fromstring(sys.stdin.read())
+    else:
+        tree = ET.parse(filename)
+        root = tree.getroot()
+
+    into = ET.Element('coverage')
+    convert_root(root, into, source_roots)
+    print('<?xml version="1.0" ?>')
+    print(ET.tostring(into, encoding='unicode'))
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print("Usage: cover2cover.py FILENAME [SOURCE_ROOTS]")
+        sys.exit(1)
+
+    filename    = sys.argv[1]
+    source_roots = sys.argv[2:] if 2 < len(sys.argv) else '.'
+
+    jacoco2cobertura(filename, source_roots)

source2filename.py

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+#!/usr/bin/env python
+import sys
+import xml.etree.ElementTree as ET
+import lxml.etree
+import re
+import os.path
+
+# source: https://gitlab.com/haynes/jacoco2cobertura/
+
+def convert_source(filename):
+    #read input file
+    fin = open(filename, "rt")
+    #read file contents to string
+    data = fin.read()
+    # xmlstr is your xml in a string
+    root = lxml.etree.fromstring(data)
+    sources = root.find('sources')
+    packages = root.find('packages')
+    for package in packages:
+        classes = package.find('classes')
+        for clazz in classes:
+            file_not_found = True
+            for source in sources:
+                full_filename = source.text + '/' + clazz.attrib['filename']
+                if os.path.isfile(full_filename):
+                    clazz.attrib['filename'] = full_filename
+                    file_not_found = False
+            if file_not_found:
+                print("Warning: File {} not found in all sources; removing from sources.".format(clazz.attrib['filename']))
+                clazz.getparent().remove(clazz)
+
+    data = lxml.etree.tostring(root, pretty_print=True)
+    #close the input file
+    fin.close()
+    #open the input file in write mode
+    fin = open(filename, "wb")
+    #overrite the input file with the resulting data
+    fin.write(data)
+    #close the file
+    fin.close()
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print("Usage: source2filename.py FILENAME")
+        sys.exit(1)
+
+    filename    = sys.argv[1]
+
+    convert_source(filename)