[librest/wip/gwagner/meson: 2/3] Add CI for the librest builds

[Günther Wagner <gwagner src gnome org>]

commit de33d25ef47ee5637c94e3ff6d7df9935f222d3b
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Fri May 10 09:37:19 2019 +0200

    Add CI for the librest builds
    
    Given that librest doesn't get a lot of attention anymore, it's useful
    to at least have this for the occasional contributor.
    
    https://gitlab.gnome.org/GNOME/librest/merge_requests/1

 .gitlab-ci.yml                   |  27 ++++++++++
 .gitlab-ci/meson-junit-report.py | 109 +++++++++++++++++++++++++++++++++++++++
 .gitlab-ci/run-tests.sh          |  15 ++++++
 3 files changed, 151 insertions(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..53873dd
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,27 @@
+image: fedora:latest
+
+stages:
+  - build
+
+build-librest:
+  stage: build
+  except:
+    - tags
+  before_script:
+    - dnf update -y --nogpgcheck
+    - dnf -y install --nogpgcheck redhat-rpm-config
+      glib2-devel gobject-introspection-devel libxml2-devel meson ninja-build
+      libsoup-devel vala
+  script:
+    - meson _build
+    - ninja -C _build
+    - bash +x ./.gitlab-ci/run-tests.sh
+  artifacts:
+    reports:
+      junit: "_build/${CI_JOB_NAME}-report.xml"
+    name: "librest-${CI_JOB_NAME}-${CI_COMMIT_REF_NAME}"
+    when: always
+    paths:
+      - "_build/config.h"
+      - "_build/meson-logs"
+      - "_build/${CI_JOB_NAME}-report.xml"
diff --git a/.gitlab-ci/meson-junit-report.py b/.gitlab-ci/meson-junit-report.py
new file mode 100755
index 0000000..248ef6e
--- /dev/null
+++ b/.gitlab-ci/meson-junit-report.py
@@ -0,0 +1,109 @@
+#!/usr/bin/env python3
+
+# Turns a Meson testlog.json file into a JUnit XML report
+#
+# Copyright 2019  GNOME Foundation
+#
+# SPDX-License-Identifier: LGPL-2.1-or-later
+#
+# Original author: Emmanuele Bassi
+
+import argparse
+import datetime
+import json
+import os
+import sys
+import xml.etree.ElementTree as ET
+
+aparser = argparse.ArgumentParser(description='Turns a Meson test log into a JUnit report')
+aparser.add_argument('--project-name', metavar='NAME',
+                     help='The project name',
+                     default='unknown')
+aparser.add_argument('--job-id', metavar='ID',
+                     help='The job ID for the report',
+                     default='Unknown')
+aparser.add_argument('--branch', metavar='NAME',
+                     help='Branch of the project being tested',
+                     default='master')
+aparser.add_argument('--output', metavar='FILE',
+                     help='The output file, stdout by default',
+                     type=argparse.FileType('w', encoding='UTF-8'),
+                     default=sys.stdout)
+aparser.add_argument('infile', metavar='FILE',
+                     help='The input testlog.json, stdin by default',
+                     type=argparse.FileType('r', encoding='UTF-8'),
+                     default=sys.stdin)
+
+args = aparser.parse_args()
+
+outfile = args.output
+
+testsuites = ET.Element('testsuites')
+testsuites.set('id', '{}/{}'.format(args.job_id, args.branch))
+testsuites.set('package', args.project_name)
+testsuites.set('timestamp', datetime.datetime.utcnow().isoformat(timespec='minutes'))
+
+suites = {}
+for line in args.infile:
+    data = json.loads(line)
+    (full_suite, unit_name) = data['name'].split(' / ')
+    (project_name, suite_name) = full_suite.split(':')
+
+    duration = data['duration']
+    return_code = data['returncode']
+    log = data['stdout']
+
+    unit = {
+        'suite': suite_name,
+        'name': unit_name,
+        'duration': duration,
+        'returncode': return_code,
+        'stdout': log,
+    }
+
+    units = suites.setdefault(suite_name, [])
+    units.append(unit)
+
+for name, units in suites.items():
+    print('Processing suite {} (units: {})'.format(name, len(units)))
+
+    def if_failed(unit):
+        if unit['returncode'] != 0:
+            return True
+        return False
+
+    def if_succeded(unit):
+        if unit['returncode'] == 0:
+            return True
+        return False
+
+    successes = list(filter(if_succeded, units))
+    failures = list(filter(if_failed, units))
+    print(' - {}: {} pass, {} fail'.format(name, len(successes), len(failures)))
+
+    testsuite = ET.SubElement(testsuites, 'testsuite')
+    testsuite.set('name', '{}/{}'.format(args.project_name, name))
+    testsuite.set('tests', str(len(units)))
+    testsuite.set('errors', str(len(failures)))
+    testsuite.set('failures', str(len(failures)))
+
+    for unit in successes:
+        testcase = ET.SubElement(testsuite, 'testcase')
+        testcase.set('classname', '{}/{}'.format(args.project_name, unit['suite']))
+        testcase.set('name', unit['name'])
+        testcase.set('time', str(unit['duration']))
+
+    for unit in failures:
+        testcase = ET.SubElement(testsuite, 'testcase')
+        testcase.set('classname', '{}/{}'.format(args.project_name, unit['suite']))
+        testcase.set('name', unit['name'])
+        testcase.set('time', str(unit['duration']))
+
+        failure = ET.SubElement(testcase, 'failure')
+        failure.set('classname', '{}/{}'.format(args.project_name, unit['suite']))
+        failure.set('name', unit['name'])
+        failure.set('type', 'error')
+        failure.text = unit['stdout']
+
+output = ET.tostring(testsuites, encoding='unicode')
+outfile.write(output)
diff --git a/.gitlab-ci/run-tests.sh b/.gitlab-ci/run-tests.sh
new file mode 100755
index 0000000..2faadbf
--- /dev/null
+++ b/.gitlab-ci/run-tests.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set +e
+
+meson test -C _build
+
+exit_code=$?
+
+python3 .gitlab-ci/meson-junit-report.py \
+        --project-name=librest \
+        --job-id "${CI_JOB_NAME}" \
+        --output "_build/${CI_JOB_NAME}-report.xml" \
+        _build/meson-logs/testlog.json
+
+exit $exit_code