From ac90f2b9ac7479006432c97a90df6c75e6eafec9 Mon Sep 17 00:00:00 2001
From: Joe Rickerby <joerick@mac.com>
Date: Sat, 29 Aug 2020 21:29:01 +0100
Subject: [PATCH] Add CI example test script

---
 bin/run_example_ci_configs.py | 133 ++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100755 bin/run_example_ci_configs.py

diff --git a/bin/run_example_ci_configs.py b/bin/run_example_ci_configs.py
new file mode 100755
index 00000000..d7b099e6
--- /dev/null
+++ b/bin/run_example_ci_configs.py
@@ -0,0 +1,133 @@
+#!/usr/bin/env python3
+
+import os
+from pathlib import Path
+import shutil
+from subprocess import run
+import sys
+import textwrap
+import time
+import click
+from collections import namedtuple
+from urllib.parse import quote
+
+
+def shell(cmd, **kwargs):
+    return run([cmd], shell=True, **kwargs)
+
+
+def git_repo_has_changes():
+    unstaged_changes = shell('git diff-index --quiet HEAD --').returncode != 0
+    staged_changes = shell('git diff-index --quiet --cached HEAD --').returncode != 0
+    return unstaged_changes or staged_changes
+
+
+def generate_basic_project(path):
+    sys.path.insert(0, '')
+    from test.test_projects.c import new_c_project
+
+    project = new_c_project()
+    project.generate(path)
+
+
+CIService = namedtuple('CIService', 'name src_config_path dst_config_path badge_md')
+services = [
+    CIService(
+        name='appveyor',
+        src_config_path='examples/appveyor-minimal.yml',
+        dst_config_path='appveyor.yml',
+        badge_md='[![Build status](https://ci.appveyor.com/api/projects/status/wbsgxshp05tt1tif/branch/{branch}?svg=true)](https://ci.appveyor.com/project/joerick/cibuildwheel/branch/{branch})',
+    ),
+    CIService(
+        name='azure-pipelines',
+        src_config_path='examples/azure-pipelines-minimal.yml',
+        dst_config_path='azure-pipelines.yml',
+        badge_md='[![Build Status](https://dev.azure.com/joerick0429/cibuildwheel/_apis/build/status/joerick.cibuildwheel?branchName={branch})](https://dev.azure.com/joerick0429/cibuildwheel/_build/latest?definitionId=2&branchName={branch})',
+    ),
+    CIService(
+        name='circle-ci',
+        src_config_path='examples/circleci-minimal.yml',
+        dst_config_path='.circleci/config.yml',
+        badge_md='[![CircleCI](https://circleci.com/gh/joerick/cibuildwheel/tree/{branch_escaped}.svg?style=svg)](https://circleci.com/gh/joerick/cibuildwheel/tree/{branch})',
+    ),
+    CIService(
+        name='github',
+        src_config_path='examples/github-minimal.yml',
+        dst_config_path='.github/workflows/example.yml',
+        badge_md='![Build](https://github.com/joerick/cibuildwheel/workflows/Build/badge.svg?branch={branch})',
+    ),
+    CIService(
+        name='travis-ci',
+        src_config_path='examples/travis-ci-minimal.yml',
+        dst_config_path='.travis.yml',
+        badge_md='[![Build Status](https://travis-ci.org/joerick/cibuildwheel.svg?branch={branch})](https://travis-ci.org/joerick/cibuildwheel)',
+    ),
+    # CIService(
+    # name='gitlab', src_config_path='gitlab-minimal.yml', dst_config_path='.gitlab-ci.yml'),
+]
+
+
+@click.command()
+def run_example_ci_configs():
+    if git_repo_has_changes():
+        print('Your git repo has uncommitted changes. Commit or stash before continuing.')
+        exit(1)
+
+    previous_branch = shell('git rev-parse --abbrev-ref HEAD',
+                            check=True,
+                            capture_output=True,
+                            encoding='utf8').stdout.strip()
+
+    timestamp = time.strftime('%Y-%m-%dT%H-%M-%S', time.gmtime())
+    branch_name = f'example-config-test---{previous_branch}-{timestamp}'
+
+    try:
+        shell(f'git checkout --orphan {branch_name}', check=True)
+
+        example_project = Path('example_root')
+        generate_basic_project(example_project)
+
+        for service in services:
+            src_config_file = Path(service.src_config_path)
+            dst_config_file = example_project / service.dst_config_path
+
+            dst_config_file.parent.mkdir(parents=True, exist_ok=True)
+            shutil.copyfile(src_config_file, dst_config_file)
+
+        run(['git', 'add', example_project], check=True)
+        run(['git', 'commit', '-m', textwrap.dedent(f'''
+            Test example minimal configs.
+
+            Testing files: {[s.src_config_path for s in services]}
+            Generated from branch: {previous_branch}
+            Time: {timestamp}
+        ''')], check=True)
+        shell(f'git subtree --prefix={example_project} push origin {branch_name}', check=True)
+
+        print('---')
+        print()
+        print('**Examples test run**')
+        print()
+        print(f'Branch: [{branch_name}](https://github.com/joerick/cibuildwheel/tree/{branch_name})')
+        print()
+        print('| Service | Config | Status |')
+        print('|---|---|---|')
+        for service in services:
+            badge = service.badge_md.format(branch=branch_name, branch_escaped=quote(branch_name, safe=''))
+            print(f'| {service.name} | {service.src_config_path} | {badge} |')
+        print()
+        print(f'Generated by `bin/run_example_ci_config.py`')
+        print()
+        print('---')
+    finally:
+        # remove any local changes
+        shutil.rmtree(example_project, ignore_errors=True)
+        shell('git checkout -- .')
+        shell(f'git checkout {previous_branch}', check=True)
+        shell(f'git branch -D --force {branch_name}', check=True)
+
+
+if __name__ == '__main__':
+    os.chdir(os.path.dirname(__file__))
+    os.chdir('..')
+    run_example_ci_configs(standalone_mode=True)